+

WO2019167593A1 - Procédé, dispositif et système de purification - Google Patents

Procédé, dispositif et système de purification Download PDF

Info

Publication number
WO2019167593A1
WO2019167593A1 PCT/JP2019/004692 JP2019004692W WO2019167593A1 WO 2019167593 A1 WO2019167593 A1 WO 2019167593A1 JP 2019004692 W JP2019004692 W JP 2019004692W WO 2019167593 A1 WO2019167593 A1 WO 2019167593A1
Authority
WO
WIPO (PCT)
Prior art keywords
purification
measurement region
amount
amino acid
sensor
Prior art date
Application number
PCT/JP2019/004692
Other languages
English (en)
Japanese (ja)
Inventor
義弘 坂口
博子 池嶋
Original Assignee
パナソニックＩｐマネジメント株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2019015583A external-priority patent/JP7236660B2/ja
Application filed by パナソニックＩｐマネジメント株式会社 filed Critical パナソニックＩｐマネジメント株式会社
Priority to CN201980005297.1A priority Critical patent/CN111263645A/zh
Publication of WO2019167593A1 publication Critical patent/WO2019167593A1/fr
Priority to US16/984,198 priority patent/US11672881B2/en

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
    • A61L2/20—Gaseous substances, e.g. vapours
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence

Definitions

  • the present disclosure relates to a purification method, a purification device, and a purification system.
  • Patent Document 1 discloses a technique that uses an air gun generator to transport a gas or fine liquid component to a target concentration in a room at a target concentration and clean the air.
  • the present disclosure provides a purification method, a purification device, and a purification system that can efficiently purify a target position.
  • a purification method includes irradiating a measurement region with excitation light, detecting fluorescence from the measurement region, and including the fluorescence in the measurement region based on the intensity of the fluorescence.
  • the amount of amino acid to be measured is measured, and when the amount of the amino acid exceeds a first threshold, the drug is released toward the measurement region.
  • the purification method that is not limited sequentially executes a plurality of recording steps, and in each of the plurality of recording steps, the measurement region is irradiated with excitation light, and the measurement region , And the amount of amino acids in the measurement region is measured based on the intensity of the fluorescence to obtain a contamination level corresponding to the amount of amino acids.
  • record the launch control parameter corresponding to the obtained pollution level in the storage unit obtain a command to purify the measurement region, and after obtaining the command, the plurality of The medicine is released to the measurement region with the firing control parameter recorded in the last recording step of the recording step.
  • the purification apparatus which concerns on the non-limiting exemplary aspect of this indication has the container for storing a chemical
  • the purification apparatus includes a container for storing a drug, a discharge unit that discharges the drug stored in the container, and a control unit that controls the discharge unit. And a storage unit, wherein the control unit sequentially executes a plurality of recording steps, and each of the plurality of recording steps is a sensor for measuring the amount of amino acids contained in the measurement region, Irradiating with excitation light, detecting fluorescence from the measurement region, obtaining a contamination level corresponding to the amount of the amino acid measured by a sensor that measures the amount of the amino acid based on the intensity of the fluorescence, An instruction to record the emission control parameter corresponding to the acquired contamination degree level in the storage unit using the correspondence information in which the contamination degree level and the medicine emission control parameter are associated with each other and to purify the measurement region Get, after acquiring the instruction, in the firing control parameters recorded in the last run recording step among the plurality of recording process, releasing the drug into the measuring area.
  • a purification system includes the purification device according to the above aspect and the sensor.
  • one aspect of the present disclosure can be realized as a program for causing a computer to execute the purification method.
  • it can be realized as a computer-readable recording medium storing the program.
  • FIG. 1 is a diagram showing an outline of a purification system according to the first embodiment.
  • FIG. 2 is a block diagram illustrating a configuration of the purification system according to the first embodiment.
  • FIG. 3 is a block diagram illustrating a configuration of a contamination sensor included in the purification system according to the first embodiment.
  • FIG. 4 is a diagram illustrating an example of the contamination degree information stored in the storage unit of the purification apparatus according to the first embodiment.
  • FIG. 5 is a diagram illustrating an example of correspondence information stored in the storage unit of the purification apparatus according to the first embodiment.
  • FIG. 6 is a flowchart showing the operation of the purification system according to the first embodiment.
  • FIG. 7 is a flowchart showing a recording process in the operation of the purification system according to the first embodiment.
  • FIG. 8 is a flowchart showing the operation of the purification apparatus according to the first embodiment and the operation when a purification command is acquired.
  • FIG. 9 is a flowchart showing a modification of the recording process in the operation of the purification apparatus according to the first embodiment.
  • FIG. 10 is a flowchart showing the operation of the purification device according to the first embodiment and the operation when an emergency purification command is acquired.
  • FIG. 11 is a block diagram illustrating a configuration of the purification system according to the second embodiment.
  • FIG. 12 is a flowchart showing the operation of the purification system according to the second embodiment.
  • FIG. 13 is a block diagram illustrating a configuration of a purification system according to a modification of the second embodiment.
  • FIG. 14 is a flowchart showing the operation of the purification system according to the modification of the second embodiment.
  • FIG. 15 is a block diagram illustrating a configuration of the purification system according to the third embodiment.
  • FIG. 16 is a flowchart showing the operation of the purification system according to the third embodiment.
  • a purification method irradiates a measurement region with excitation light, detects fluorescence from the measurement region, and measures the amount of amino acids contained in the measurement region based on the intensity of the fluorescence. When the amount of the amino acid exceeds the first threshold, the drug is released toward the measurement region.
  • a purification method irradiates a measurement region with excitation light, detects fluorescence from the measurement region, and measures the amount of amino acids contained in the measurement region based on the intensity of the fluorescence. After confirming that the amount of the amino acid exceeds the first threshold, the drug is released toward the measurement region.
  • the amino acids constituting the bacteria or viruses emit fluorescence by irradiating the measurement region with excitation light. For this reason, when the amount of amino acids exceeds the first threshold, it can be estimated that bacteria or viruses are present in the measurement region. Therefore, according to the purification method according to the present aspect, when the amount of amino acid exceeds the first threshold, the drug is released to the measurement region, so that the measurement region that is the target position for purification can be efficiently purified. . In addition, for example, when the amount of amino acid is less than the first threshold, it is possible to prevent the drug from being released, and thus it is possible to reduce the waste of the drug.
  • a contamination level corresponding to the amount of the amino acid included in the measurement region is further acquired, and in the release, the contamination level exceeds a second threshold value.
  • the drug may be released toward the measurement region based on a firing control parameter determined based on the contamination level.
  • a contamination level corresponding to the amount of the amino acid included in the measurement region is further acquired, and in the release, the contamination level exceeds a second threshold value.
  • the drug may be released toward the measurement region based on the firing control parameter determined based on the contamination level.
  • the contamination level exceeds the second threshold, for example, when there is a high possibility that disease infection will spread, it is necessary to promptly purify. For this reason, when the contamination level exceeds the second threshold value, the medicine is ejected based on the firing control parameter determined based on the contamination level, so that the measurement region can be purified.
  • the launch control parameter may be determined by referring to correspondence information in which the pollution level and the launch control parameter are associated with each other.
  • an instruction for purifying the measurement area may be acquired before the discharge.
  • the release of the drug may be stopped when the amount of the amino acid is smaller than the first threshold.
  • the release of the drug may be stopped after confirming that the amount of the amino acid is smaller than the first threshold.
  • the amount of amino acid is smaller than the first threshold, it can be estimated that no bacteria or virus is present in the measurement region. That is, when the amount of amino acid is smaller than the first threshold value, it can be estimated that the measurement region need not be purified. For this reason, according to the purification method which concerns on this aspect, even if it is a case where a command is acquired, since discharge
  • a vortex ring formed of a gas containing the drug may be launched toward the measurement region.
  • a vortex ring formed of a gas containing the drug is fired toward the measurement region, and the firing control parameters include the number of times the vortex ring is fired, the speed of the vortex ring, and the concentration of the drug. It may be at least one selected from the group consisting of
  • the measurement area may be a door knob or a wiping trace of vomit.
  • the diameter of the range in which the released drug comes into contact with the measurement region may be 5 cm or more and 50 cm or less.
  • the amount of the amino acid may be measured based on a combination of the wavelength of the excitation light and the wavelength of the fluorescence.
  • EEM Excitation Emission Matrix
  • the user's contact operation with respect to an object included in the measurement region is further monitored.
  • the amount of the amino acid in the previous measurement region may be measured. Good.
  • the purification method when the user touches an object existing in the measurement area, there is a possibility that bacteria or viruses may adhere to the object.
  • the purification method when the user's contact movement is detected, the amount of amino acid is measured, so that the measurement region can be effectively purified.
  • a plurality of recording steps are sequentially performed, and in each of the plurality of recording steps, the measurement region is irradiated with excitation light and fluorescence from the measurement region is detected.
  • the amount of amino acid in the measurement region is measured based on the intensity of the fluorescence, the contamination level corresponding to the amount of the amino acid is obtained, and the correspondence information in which the contamination level is associated with the drug emission control parameter
  • the medicine may be released to the measurement region with the firing control parameter recorded in the recording step executed in step (b).
  • the measurement region can be immediately purified at the timing when the command to be purified is acquired.
  • the firing control parameter is determined based on the contamination level, an appropriate amount of medicine according to the contamination level of the measurement region can reach the measurement region. Therefore, according to the purification method according to this aspect, it is possible to efficiently purify the measurement region that is the target position for purification.
  • the launch recorded in the last recording step of the plurality of recording steps is performed.
  • the drug may be released to the measurement area with a control parameter.
  • the medicine may be released to the measurement region with the firing control parameter.
  • a purification device includes a container for storing a medicine, a discharge section that discharges the medicine stored in the container, and a control section that controls the discharge section.
  • the control unit is a sensor for measuring the amount of amino acids contained in the measurement region, irradiates the measurement region with excitation light, detects fluorescence from the measurement region, and based on the intensity of the fluorescence When the amount of the amino acid measured by the sensor that measures the amount of amino acid exceeds a threshold value, the release unit may cause the medicine to be released to the measurement region.
  • a purification device includes a container for storing a medicine, a discharge unit that discharges the medicine stored in the container, a control unit that controls the discharge part, and a storage And the controller sequentially executes a plurality of recording steps, each of the plurality of recording steps is a sensor for measuring the amount of amino acids contained in the measurement region, and the excitation light is applied to the measurement region.
  • each of the plurality of recording steps is a sensor for measuring the amount of amino acids contained in the measurement region, and the excitation light is applied to the measurement region.
  • the emission control parameter corresponding to the acquired contamination level is recorded in the storage unit, and an instruction to purify the measurement region is acquired.
  • the firing control parameters recorded in the last run recording step among the plurality of recording processes may emit the drug to the measurement area.
  • the senor may be arranged at a position away from the purification device.
  • a purification system may include the purification device according to the above aspect and the sensor.
  • the measurement region that is the target position for purification can be efficiently purified.
  • a purification device includes a storage unit for storing a contamination level at a target position detected by a sensor or a discharge control parameter determined based on the contamination level, and a medicine.
  • a purification unit that locally fires toward the target position and a control unit are provided, and when the purification command is acquired, the control unit executes the ejection of the medicine based on the firing control parameter.
  • the medicine is fired based on the launch control parameter determined based on the contamination level, an appropriate amount of medicine according to the contamination level at the target position can be reached at the target position.
  • the position can be purified efficiently.
  • the amount of the medicine to be fired is increased when the contamination level is high, and the amount of the medicine to be fired is decreased when the pollution level is low.
  • the target position can be efficiently purified while reducing the waste of the medicine.
  • control unit when the contamination level is acquired from the sensor, the control unit further compares the acquired contamination level with a predetermined second threshold, and the acquired contamination level is When the value is equal to or greater than the second threshold value, the medicine may be fired.
  • the second threshold is, for example, a threshold for determining whether or not the contamination level is high enough to be promptly cleaned because there is a risk of spreading disease infection.
  • the storage unit stores correspondence information in which launch control parameters determined in advance for each range of the contamination level are associated, and the control unit further receives the contamination level from the sensor.
  • the emission control parameter corresponding to the acquired contamination level may be determined by referring to the correspondence information.
  • the correspondence information may be updated according to the environment, and the target position can be purified under appropriate conditions while adapting to changes in the environment.
  • control unit may stop the discharge of the medicine when the contamination level stored in the storage unit is smaller than a predetermined threshold value.
  • the purifying unit may launch a vortex ring formed of a gas containing the drug toward the target position.
  • the medicine can be efficiently transported to the target position on the vortex ring. Therefore, a sufficient amount of medicine can be conveyed to the target position, and the target position can be purified efficiently.
  • the firing control parameter may be at least one of the number of times the vortex ring is fired, the concentration of the medicine, and the air volume of the vortex ring.
  • the amount of the medicine that reaches the target position can be increased by increasing at least one of the number of firings, the concentration, and the air volume.
  • the amount of the medicine that reaches the target position can be reduced by reducing at least one of the number of firings, the concentration, and the air volume.
  • a purification system includes the purification device according to each of the above aspects and the sensor.
  • the pollution level at the target position detected by the sensor or the launch control parameter determined based on the pollution level is stored in the storage unit, and when the purification command is acquired, the launch control parameter is based on the launch control parameter.
  • the medicine may be locally ejected toward the target position.
  • all or part of a circuit, unit, device, member, or part, or all or part of a functional block in a block diagram is a semiconductor device, a semiconductor integrated circuit (IC), or an LSI (Large Scale Integration). It may be performed by one or more electronic circuits that contain it.
  • the LSI or IC may be integrated on a single chip, or may be configured by combining a plurality of chips.
  • the functional blocks other than the memory element may be integrated on one chip.
  • it is called LSI or IC, but the name changes depending on the degree of integration and may be called system LSI, VLSI (Very Large Scale Integration), or ULSI (Ultra Large Scale Integration).
  • a Field Programmable Gate Array (FPGA), which is programmed after the manufacture of the LSI, or a reconfigurable logic device that can reconfigure the connection relationship inside the LSI or set up the circuit partition inside the LSI can be used for the same purpose.
  • FPGA Field Programmable Gate Array
  • all or part of the functions or operations of the circuit, unit, device, member, or part can be executed by software processing.
  • the software is recorded on a non-transitory recording medium such as one or more ROMs, optical disks, hard disk drives, etc., and when the software is executed by a processor, the functions specified by the software are It is executed by a processor and peripheral devices.
  • the system or apparatus may include one or more non-transitory recording media in which software is recorded, a processor, and required hardware devices, such as an interface.
  • FIG. 1 is a diagram showing an outline of a purification system 100 according to the present embodiment.
  • the purification system 100 is a system that purifies a predetermined place in a predetermined space such as a room with a chemical launched by the purification device 102.
  • FIG. 1 shows a space 90 including a place to be purified by the purification device 102.
  • the space 90 is a room of a building such as a nursing facility or a hospital.
  • the space 90 is, for example, a space partitioned by walls, windows, doors, floors, ceilings, and the like, and is a closed space, but is not limited thereto.
  • the space 90 may be an outdoor open space.
  • the space 90 may be an internal space of a moving body such as a bus or an airplane.
  • a door 91 and a door 92 are provided in the space 90. Both the door 91 and the door 92 can be freely opened and closed from the inside and outside of the space 90.
  • the door 91 is a sliding door, and a handle 93 is provided.
  • the handle 93 is, for example, an elongated rod-shaped member that is easy to be grasped by a person, and is fixed to the surface of the door plate of the door 91.
  • the handle 93 may be a recessed portion that is recessed to the extent that a human fingertip can enter the door plate of the door 91.
  • a person can open and close the door 91 by holding the handle 93 and pulling the door 91 sideways.
  • a white straight arrow illustrated near the handle 93 indicates a direction in which the door 91 is opened.
  • the shape and attachment position of the handle 93 are not particularly limited.
  • the door 92 is a hinged door and is provided with a door knob 94. At least a part of the door knob 94 is rotatably provided. A person can open and close the door 92 by turning the door knob 94 and pulling it forward or pushing it backward. In FIG. 1, a white curved arrow illustrated near the door knob 94 indicates a direction in which the door 92 is opened.
  • the shape and attachment position of the door knob 94 are not particularly limited.
  • the handle 93 and the door knob 94 are target positions to be purified.
  • the handle 93 and the door knob 94 are positions where the medicine to be ejected by the purification device 102 should reach.
  • the handle 93 and the door knob 94 are parts that many people usually touch when opening and closing the door. For this reason, when pathogens, such as a virus or bacteria, have adhered to the handle 93 and the doorknob 94, it leads to the expansion of disease infection. For this reason, in the purification system 100 according to the present embodiment, the handle 93 and the door knob 94 are set as target positions to be purified.
  • the target position is a measurement region to be measured for the amount of amino acid. Since an amino acid is a substance constituting a bacterium or a virus, the necessity of launching a drug is determined according to the amount of amino acid.
  • the target position is not limited to the handle 93 and the door knob 94.
  • it may be an operation terminal of a household electrical appliance present in the space 90, or may be a wiping trace of a person's vomit.
  • the purification device 102 is disposed in the space 90. Note that the entire purification device 102 may not be disposed in the space 90. For example, only the medicine ejection port 146 may be located in the space 90. The purification device 102 is fixed at a predetermined position in the space 90.
  • the purification device 102 is a device that locally ejects a drug toward a target position. By locally ejecting the drug, it is possible to suppress the drug from reaching a range where no purification is necessary, and to reduce the waste of the drug.
  • locally firing means that the medicine is not sprayed so as to diverge over the entire space 90, but the medicine is fired only within a predetermined range around a predetermined firing direction.
  • the range where the medicine reaches at the target position is a range where the diameter is several cm or more and 100 cm or less.
  • the diameter in the range may be 5 cm or more and 50 cm or less.
  • the purification device 102 launches a vortex ring 148 formed of a gas containing a drug toward a target position. That is, the medicine is transported to the target position so as to fly in the air.
  • the drug is a liquid for purifying and detoxifying microorganisms such as viruses or bacteria.
  • the drug is hypochlorous acid water, sodium hypochlorite preparation, alcohol preparation or the like.
  • medical agent may not be a liquid, but a gas or solid may be sufficient as it.
  • the pollution level at the target location varies depending on the situation. For example, even if a healthy person touches the handle 93, the handle 93 is hardly contaminated. On the other hand, when a sick person touches the handle 93, a virus or bacteria attached to the hand may adhere to the handle 93. Thus, the contamination level of the handle 93 changes according to the situation. Also, when there are a plurality of target positions, the contamination level may be different for each target position.
  • the contamination level is an index indicating the degree of contamination at the target position.
  • the contamination level is the amount of virus or bacteria attached to the target position or the output value of a sensor that detects the amount of the virus or bacteria.
  • the higher the contamination level for example, the greater the amount of virus or bacteria attached to the target position, which means that the target position is contaminated.
  • a lower contamination level means, for example, that there is less virus or bacteria attached to the target location and the target location is not contaminated.
  • FIG. 2 is a block diagram showing the configuration of the purification system 100 according to the present embodiment. As illustrated in FIG. 2, the purification system 100 includes a purification device 102 and a contamination sensor 112.
  • the contamination sensor 112 is a sensor that detects a contamination level at a target position to be purified. Specifically, the contamination sensor 112 detects an organic substance such as a virus or a bacterium contained in the target position, and outputs the detected amount of the organic substance as a contamination level. In the present embodiment, the contamination sensor 112 detects the contamination level by measuring the amount of amino acids. The contamination sensor 112 may measure the amount of amino acid and output the measured value to the purification device 102. In this case, the purification device 102 may determine the contamination level based on the amount of amino acids.
  • the contamination sensor 112 measures the amount of amino acid based on the combination of the wavelength of excitation light, the wavelength of received fluorescence, and the intensity of fluorescence.
  • the contamination sensor 112 optically measures the amount of amino acid using a so-called fluorescent fingerprint, and detects the contamination level based on the measured amount of amino acid.
  • the fluorescence fingerprint is excitation fluorescence matrix (EEM: Excitation Emission Matrix) information.
  • the fluorescent fingerprint is three-dimensional data having three axes of excitation light wavelength, fluorescence wavelength, and fluorescence intensity.
  • amino acids constituting viruses or bacteria emit fluorescence having a peak near 320 nm when irradiated with excitation light having a peak near 280 nm.
  • the presence or absence of amino acids that is, the presence or absence of viruses or bacteria, can be determined based on the combination of the wavelength of excitation light and the wavelength of fluorescence.
  • the amount of amino acid that is, the amount of virus or bacteria can be determined according to the intensity of fluorescence.
  • FIG. 3 is a block diagram showing a configuration of the contamination sensor 112 provided in the purification system 100 according to the present embodiment.
  • FIG. 3 schematically shows an example in which the contamination sensor 112 measures the amount of amino acid using the handle 93 of the door 91 as a measurement region.
  • the contamination sensor 112 includes a light source 112a, a light receiving element 112b, a spectroscopic element 112c, and a signal processing circuit 112d.
  • the light source 112a emits excitation light.
  • the excitation light is light for generating fluorescence from amino acids present in the measurement region when irradiated to the measurement region.
  • An amino acid is an example of an organic substance and is contained in a bacterium or a virus.
  • the light source 112a is, for example, a solid state light emitting element such as a semiconductor laser or LED (Light Emitting Diode), or a discharge lamp such as a halogen lamp.
  • the light source 112a may have a spectroscopic element provided on the light emitting side, and may emit light of a specific wavelength band as excitation light.
  • the wavelength of the excitation light is, for example, in the range of 220 nm to 550 nm, but is not limited thereto.
  • excitation light is ultraviolet light, and the wavelength is 250 nm or more and 350 nm or less.
  • the excitation light is pulsed light but may be continuous light.
  • the light source 112a irradiates excitation light having a peak near 280 nm, for example.
  • the light receiving element 112b receives the fluorescence generated from the amino acid when the amino acid is irradiated with the excitation light.
  • the light receiving element 112b is, for example, a photomultiplier tube (PMT: PhotoMultiplier Tube) or an avalanche photodiode.
  • the light receiving element 112b may include a photon counter.
  • the light receiving element 112b outputs an electrical signal corresponding to the intensity of the received fluorescence to the signal processing circuit 112d.
  • the wavelength of fluorescence is longer than the wavelength of excitation light, and is, for example, in the range of 250 nm to 1000 nm, but is not limited thereto.
  • fluorescence is ultraviolet light, and the wavelength is 270 nm or more and 330 nm or less.
  • the light receiving element 112b can selectively receive light in the vicinity of 320 nm.
  • the spectroscopic element 112c separates incident light into a specific wavelength.
  • the spectroscopic element 112c is provided on the light incident side of the light receiving element 112b, and the spectroscopic element 112c can cause the light receiving element 112b to receive light having a specific wavelength.
  • the specific wavelength is, for example, a wavelength specific to the substance to be detected. As an example, when the substance to be detected is an amino acid, the specific wavelength is 270 nm or more and 330 nm or less.
  • the spectroscopic element 112c is, for example, a diffraction grating, a prism, or a band pass filter.
  • the contamination sensor 112 may not include the spectroscopic element 112c.
  • the signal processing circuit 112d processes the electrical signal output from the light receiving element 112b.
  • the signal processing circuit 112d is, for example, a processor or one or a plurality of electronic circuits.
  • the one or more electronic circuits may be general-purpose circuits or dedicated circuits.
  • the signal processing circuit 112d detects the amount and position of the amino acid that has generated fluorescence by processing the electrical signal. Specifically, the signal processing circuit 112d calculates the amount of amino acid based on the intensity of fluorescence. For example, the signal processing circuit 112d stores a function or a correspondence table indicating the relationship between the signal level of the electrical signal and the amount of amino acids in the memory. The signal processing circuit 112d determines the amount of amino acid based on the signal level of the electrical signal by performing an operation using the function or referring to the correspondence table.
  • the signal level is, for example, a voltage value or a current value of an electrical signal, and corresponds to the intensity of fluorescence received by the light receiving element 112b.
  • the signal processing circuit 112d calculates the distance from the contamination sensor 112 to the amino acid by using the direction in which the excitation light is emitted and the time from when the excitation light is emitted until the fluorescence is received.
  • the position that is, the position of the measurement area is detected.
  • the contamination sensor 112 outputs position information indicating the detected position as a detection signal.
  • the measurement region can be not in the surface of the object but in the air in the space 90, and amino acids contained in the aerosol floating in the space 90 can be detected.
  • an aerosol is a splash that scatters when a person coughs or sneezes.
  • the contamination sensor 112 changes the emission direction of the excitation light from the light source 112a and scans the space 90, thereby determining the amount of amino acids constituting bacteria or viruses contained in the aerosol present in the space 90. Can be measured.
  • the position of the measurement region is a predetermined position such as the handle 93, the signal processing circuit 112d does not have to detect the position and output the position information.
  • the contamination sensor 112 may change at least one of the wavelength of the excitation light and the selection wavelength to be received according to the detection target.
  • the contamination sensor 112 irradiates excitation light toward the target position, receives fluorescence emitted when a virus or bacteria present at the target position receives the excitation light, and generates an electrical signal by photoelectric conversion.
  • the contamination sensor 112 calculates the amount of amino acid corresponding to the amount of virus or bacteria based on the signal intensity of the generated electrical signal.
  • the contamination sensor 112 outputs a contamination level determined based on the calculated amino acid amount.
  • the signal processing circuit 112d stores a function or a correspondence table indicating the relationship between the amount of amino acids and the contamination level in a memory.
  • the signal processing circuit 112d determines the contamination level based on the amount of amino acids by performing an operation using the function or referring to the correspondence table.
  • the amount of amino acid itself may be a contamination level.
  • the contamination sensor 112 sequentially measures the amount of amino acids and determines the contamination level.
  • the repetition time interval is an arbitrary time interval. That is, it may be a fixed time interval or a random time interval.
  • the contamination sensor 112 is a non-contact type sensor. That is, the contamination sensor 112 detects the contamination level at the target position away from the sensor.
  • the contamination sensor 112 may have a filter for suppressing noise components due to illumination light or the like disposed in the space 90.
  • FIG. 1 schematically shows the emission range of excitation light from the contamination sensor 112, that is, the detection range 113 of the contamination level, with dot shading.
  • the contamination sensor 112 receives fluorescence from viruses or bacteria present in the detection range 113. When there are a plurality of target positions, the contamination sensor 112 changes the detection range 113 for each target position.
  • the purification system 100 may include a plurality of contamination sensors 112.
  • the plurality of contamination sensors 112 may detect the contamination level of each of the plurality of target positions.
  • the contamination sensor 112 is integrated with the purification device 102 as shown in FIG.
  • the contamination sensor 112 may be provided separately from the purification device 102.
  • the contamination sensor 112 may be provided on a wall or ceiling constituting the space 90.
  • the contamination sensor 112 may be provided in the vicinity of the target position.
  • the contamination sensor 112 outputs the contamination level to the purification device 102 by communicating with the communication unit 110 of the purification device 102.
  • the purification device 102 includes a communication unit 110, a control unit 120, a storage unit 130, a purification unit 140, and an input unit 160.
  • the communication unit 110 communicates with each of the contamination sensors 112 by wire or wireless.
  • the communication unit 110 performs wireless communication conforming to a wireless communication standard such as Wi-Fi (registered trademark), Bluetooth (registered trademark), or ZigBee (registered trademark).
  • the communication unit 110 acquires the contamination level from the contamination sensor 112.
  • the acquired contamination level is output to the sensor control unit 122 of the control unit 120.
  • the control unit 120 includes a sensor control unit 122, a command generation unit 124, and a purification control unit 126.
  • the control unit 120 is realized by, for example, a nonvolatile memory in which a program is stored, a volatile memory that is a temporary storage area for executing the program, an input / output port, and a processor that executes the program.
  • Each of the sensor control unit 122, the command generation unit 124, and the purification control unit 126 included in the control unit 120 may be realized by software executed by a processor, or realized by hardware such as an electronic circuit including a plurality of circuit elements. May be.
  • the sensor control unit 122 controls operations related to the contamination sensor 112. Specifically, the sensor control unit 122 stores the contamination level output from the contamination sensor 112 in the storage unit 130. More specifically, the sensor control unit 122 stores the contamination level in the storage unit 130 in association with the detection time.
  • the detection time is, for example, the time when the communication unit 110 acquires the contamination level.
  • the contamination sensor 112 outputs not only the contamination level but also time information indicating the time when the contamination level is detected, the detection time may be the time indicated by the time information.
  • the sensor control unit 122 sequentially executes a plurality of recording processes. In each of the plurality of recording steps, a contamination level corresponding to the amount of amino acid measured by the contamination sensor 112 is acquired, and acquired using the correspondence information 134 in which the contamination level and the drug firing control parameter are associated with each other.
  • the launch control parameter corresponding to the pollution level is recorded in the storage unit 130. Specifically, when the sensor control unit 122 acquires the contamination level from the contamination sensor 112, the sensor control unit 122 refers to the correspondence information 134 stored in the storage unit 130, and thereby performs the emission control corresponding to the acquired contamination level. Determine the parameters.
  • the sensor control unit 122 stores the determined launch control parameter in the storage unit 130.
  • the firing control parameter is, for example, at least one of the number of firings of the vortex ring 148, the concentration of the drug, and the air volume of the vortex ring 148.
  • correspondence information 134 is information in which launch control parameters determined in advance for each contamination level range are associated. A specific example of the correspondence information 134 will be described later with reference to FIG.
  • the sensor control unit 122 When the contamination control level is acquired from the contamination sensor 112, the sensor control unit 122 further compares the acquired contamination level with a predetermined second threshold value.
  • the second threshold is, for example, a threshold for determining whether the degree of contamination is high enough to be promptly purified because there is a risk of spreading disease infection.
  • the sensor control unit 122 When the acquired contamination level exceeds the second threshold, the sensor control unit 122 generates an emergency purification command and outputs it to the purification control unit 126.
  • the sensor control unit 122 may output the comparison result with the second threshold value to the command generation unit 124, or the command generation unit 124 may generate an emergency purification command.
  • the command generation unit 124 generates a purification command and outputs the generated purification command to the purification control unit 126.
  • the purification command is a command for purifying the measurement region, and specifically, a command for instructing purification of the target position.
  • the purification command includes information indicating the target position.
  • the command generation unit 124 generates a purification command based on, for example, predetermined schedule information.
  • the schedule information is information indicating the timing for purifying the target position, that is, the timing for discharging the medicine.
  • the schedule information indicates a time interval at which the medicine is ejected such as 30 minutes or 1 hour, or a time at which the medicine is ejected such as 10:00 and 10:30.
  • the command generation unit 124 may generate a purification command based on a user operation received by the input unit 160. Thereby, the target position can be purified at an arbitrary timing desired by the user. In addition, the command generation unit 124 may generate a purification command based on an instruction acquired from another device via the communication unit 110.
  • the purification control unit 126 controls the purification unit 140. Specifically, when the purification command is acquired, the purification control unit 126 performs the discharge of the medicine based on the discharge control parameter determined based on the contamination level stored in the storage unit 130.
  • the purification control unit 126 reads the firing control parameter recorded in the recording process executed last among the plurality of recording processes. For example, the purification control unit 126 reads the contamination degree information 132 and the correspondence information 134 from the storage unit 130 when the purification command is acquired. The purification control unit 126 refers to the contamination level information 132 and acquires the emission control information at the time closest to the time when the purification command is acquired. The purification control unit 126 acquires the emission control parameter by referring to the correspondence information 134 based on the acquired emission control information. The purification control unit 126 controls the purification unit 140 to fire the vortex ring 148 with the number of firings, the concentration, and the air volume indicated by the firing control parameter.
  • the storage unit 130 is, for example, a non-volatile storage device such as a semiconductor memory or an HDD (Hard Disk Drive). As shown in FIG. 2, the storage unit 130 stores contamination degree information 132 and correspondence information 134.
  • the contamination level information 132 indicates the contamination level acquired by the contamination sensor 112 in association with the detection time.
  • FIG. 4 is a diagram illustrating an example of the contamination degree information 132 stored in the storage unit 130 of the purification apparatus 102 according to the present embodiment.
  • the pollution degree information 132 is further associated with the emission control information at the detection time.
  • the emission control information is determined by referring to the correspondence information 134 by the sensor control unit 122 when the contamination level is acquired from the contamination sensor 112 and stored in the storage unit 130.
  • the launch control information is associated with the launch control parameter determined based on the contamination level.
  • Correspondence information 134 is information in which a predetermined launch control parameter is associated with each contamination level range. Specifically, in the correspondence information 134, as shown in FIG. 5, the range of the contamination level, the emission control information, and the emission control parameter are associated with each other.
  • the pollution level is divided into five stages.
  • Fire control information is associated with each of the five ranges.
  • Each firing control information is associated with the number of firings of the vortex ring 148, the concentration of the medicine contained in the vortex ring 148, and the air volume of the vortex ring 148 as launch control parameters.
  • the suspension of the launch is associated as the launch control information.
  • the contamination level is less than “5”
  • the medicine is not fired even if the purification command is acquired.
  • Level 1 has weak cleaning power
  • level 3 has strong cleaning power
  • Level 2 corresponds to a purification power having an intermediate strength between levels 1 and 3.
  • Levels 1 to 3 differ from each other in the number of firings, concentration, and air volume. This assignment is only an example.
  • the number of firings is the number of vortex rings 148 fired for one purification command. The greater the number of firings, the more vortex rings 148 are fired, so that a lot of medicine reaches the target position, and the target position can be strongly purified.
  • the drug concentration is the concentration of the drug contained in one vortex ring 148.
  • the air volume corresponds to the size of one vortex ring 148.
  • the larger the air volume the larger the vortex ring 148 becomes. Since the vortex ring 148 becomes larger in the front-rear direction, the time for the vortex ring 148 to contact the target position becomes longer. For this reason, many medicines contact the target position, and the target position can be strongly purified.
  • the firing control parameter may be at least one of the number of firings of the vortex ring 148, the concentration of the drug contained in the vortex ring 148, and the air volume of the vortex ring 148.
  • the number of firings of the vortex ring 148 may be used.
  • the purifying device 102 only needs to change at least one of the number of firings, the concentration of the medicine, and the air volume, and may be a fixed value that cannot be changed. .
  • FIG. 5 shows an example in which the pollution level is divided into five stages, but the present invention is not limited to this.
  • the range of the contamination level may be two steps, three steps, four steps, or six steps or more.
  • the emission control information at least one of the cancellation of the emission and the emergency operation may not be associated.
  • the correspondence information 134 shown in FIG. 5 may be updatable. For example, you may update based on the kind of chemical
  • the purification unit 140 is an example of a discharge unit that has a container for storing a drug and discharges the drug stored in the container. For example, the purification unit 140 locally ejects the medicine toward the target position. Specifically, the purification unit 140 launches a medicine when a purification command is acquired by the control unit 120. In the present embodiment, the purifying unit 140 launches a vortex ring 148 formed of a gas containing a drug toward a target position.
  • the purification unit 140 includes a liquid storage tank 142, a cavity 144, and a launch port 146.
  • the liquid storage tank 142 is an example of a container for storing a medicine.
  • the hollow portion 144 is a space in which a gas for forming the vortex ring 148 is stored.
  • the launch port 146 is an opening that connects the cavity 144 and the outside, and is an opening through which the vortex ring 148 is launched.
  • the hollow portion 144 is provided with a structure (not shown) that instantaneously changes the internal capacity in order to push out the internal gas, for example.
  • a structure (not shown) that instantaneously changes the internal capacity in order to push out the internal gas, for example.
  • a film-like member having elasticity and a striking device that blows and deforms the film-like member. Gas is pushed out from the outlet 146 by momentarily deforming the membranous member by the striking device. When the gas pushed out from the cavity 144 passes through the launch port 146, a vortex ring 148 is formed and ejected in a predetermined direction.
  • the direction of the launch port 146 can be changed in the vertical direction and the horizontal direction, for example. Thereby, the purifier 140 can launch the vortex ring 148 toward a plurality of target positions.
  • the input unit 160 receives an operation input to the purification device 102 from the outside.
  • the input unit 160 is realized by, for example, a touch panel display or a physical button switch. Or the input part 160 may be implement
  • FIG. For example, a button switch for performing purification may be provided as an input unit 160 on the outer casing of the purification device 102. When the button switch is pressed, the command generation unit 124 may generate a purification command.
  • the input unit 160 may accept input of schedule information.
  • the input unit 160 may accept an update instruction for the correspondence information 134 and specific update contents.
  • FIG. 6 is a flowchart showing the operation of the purification system 100 according to the present embodiment.
  • FIG. 7 is a flowchart showing a recording process in the operation of the purification system 100 according to the present embodiment.
  • the purification system 100 sequentially executes a plurality of recording steps (S1).
  • the plurality of recording processes are sequentially executed at arbitrary time intervals. That is, the plurality of recording steps may be sequentially executed at a constant time interval or may be sequentially executed at random time intervals.
  • the light source 112a of the contamination sensor 112 irradiates the measurement region with excitation light (S10).
  • the light receiving element 112b of the contamination sensor 112 receives the fluorescence returning from the measurement region (S12).
  • the light receiving element 112b performs photoelectric conversion to generate an electrical signal corresponding to the intensity of the fluorescence, and outputs it to the signal processing circuit 112d.
  • the signal processing circuit 112d measures the amount of amino acids in the measurement region based on the fluorescence intensity (S14). Specifically, the signal processing circuit 112d calculates the amount of amino acids by processing the electrical signal output from the light receiving element 112b. Next, the signal processing circuit 112d acquires the contamination level (S16). For example, the signal processing circuit 112d determines the contamination level based on the calculated amount of amino acids. The contamination sensor 112 outputs the determined contamination level to the purification device 102.
  • the sensor control unit 122 of the purification device 102 determines a drug firing control parameter based on the contamination level acquired from the contamination sensor 112 via the communication unit 110 (S18). Specifically, the sensor control unit 122 refers to the correspondence information 134 stored in the storage unit 130 to determine the firing control parameter corresponding to the contamination level. Finally, the sensor control unit 122 records the determined launch control parameter in the storage unit 130 (S20).
  • the firing control information indicating the firing control parameters is sequentially recorded.
  • the storage unit 130 may not store a plurality of firing control information, and may store only one firing control information recorded in the last recording process. That is, in the recording step, an update process for deleting old launch control information and recording new launch control information may be performed.
  • the purification system 100 when a purification command is acquired during the execution of a plurality of recording steps (Yes in S2), the purification system 100 performs a purification process (S3). When the purification command is not acquired (No in S2), the recording process shown in FIG. 7 is repeatedly performed.
  • FIG. 8 is a flowchart showing the operation of the purification system 100 according to the present embodiment and the operation when a purification command is acquired.
  • FIG. 8 is a flowchart showing the operation of the purification apparatus 102 according to the present embodiment and the operation when a purification command is acquired. The operation shown in FIG. 8 is mainly executed by the purification control unit 126.
  • the purification control unit 126 obtains a purification command (S30).
  • the purification command is generated by the command generation unit 124 at a timing based on the schedule information or at a timing when an external input is received.
  • the purification control unit 126 reads the contamination level information 132 and the correspondence information 134 from the storage unit 130, and sets the emission control parameter corresponding to the contamination level (S32). Specifically, the purification control unit 126 sets the number of times of emission control, the concentration, and the air volume associated with the time closest to the time when the purification command is acquired as the emission control parameters.
  • the purification control unit 126 fires the vortex ring 148 by controlling the purification unit 140 based on the set number of firings, concentration, and air volume conditions (S34).
  • the firing control parameter of the vortex ring 148 is determined based on the detected contamination level of the target position, and therefore included in the vortex ring 148.
  • the amount of the drug can be adjusted to an appropriate amount.
  • FIG. 9 is a flowchart showing a modification of the recording process in the operation of the purification apparatus 102 according to the present embodiment. The operation shown in FIG. 9 is mainly executed by the sensor control unit 122.
  • the sensor control unit 122 causes the contamination sensor 112 to start a contamination level detection process (S40).
  • the contamination sensor 112 detects the contamination level at the target position, for example, periodically after the detection process is started. Alternatively, the contamination sensor 112 may detect the contamination level at a timing instructed from the sensor control unit 122. Specifically, as shown in FIG. 7, the contamination sensor 112 executes from excitation light irradiation (S10) to acquisition of the contamination level (S16).
  • the sensor control unit 122 waits until the contamination level is acquired from the contamination sensor 112 (No in S42). Specifically, the sensor control unit 122 waits until the contamination level is acquired from the contamination sensor 112 via the communication unit 110.
  • the sensor control unit 122 compares the acquired contamination level with the second threshold (S44). When the contamination level exceeds the second threshold (Yes in S44), the sensor control unit 122 generates an emergency purification command and causes the purification control unit 126 to perform an emergency purification process (S46). A specific operation of the emergency purification process will be described later with reference to FIG.
  • the sensor control unit 122 determines a launch control parameter corresponding to the contamination level and stores it in the storage unit 130 (S48). Specifically, the sensor control unit 122 refers to the correspondence information 134 based on the acquired contamination level, thereby determining the emission control information in the range to which the acquired contamination level belongs, specifically the emission control parameter. To do. The sensor control unit 122 stores the determined launch control information in the storage unit 130 in association with the detection time together with the contamination level.
  • the storage unit 130 stores the contamination level information 132 in which the contamination level and the emission control information are associated with each detection time.
  • FIG. 10 is a flowchart showing the operation of the purification apparatus 102 according to the present embodiment and showing the operation when an emergency purification instruction is acquired.
  • the operation shown in FIG. 10 is mainly executed by the purification control unit 126.
  • the purification control unit 126 acquires an emergency purification command (S50).
  • the emergency cleaning command is generated when the contamination level acquired by the contamination sensor 112 exceeds the second threshold as shown in FIG. Specifically, the emergency clean-up command is generated when the urgency level is high that the contamination level is high and the possibility of spreading the disease infection is high.
  • the purification control unit 126 sets the launch control parameter determined based on the contamination level (S52).
  • the contamination level exceeds the second threshold value and is a sufficiently high value, the launch control parameter corresponds to an emergency launch control parameter.
  • the purification control unit 126 sets the number of firings, the concentration, and the air volume to the maximum as indicated by the correspondence information 134.
  • the purification control unit 126 fires the vortex ring 148 by controlling the purification unit 140 based on the set number of firings, concentration, and air volume conditions (S54).
  • the emission control parameter is determined based on the contamination level and the purification is performed based on the determined emission control parameter has been described.
  • an example will be described in which purification is performed based on the measured amount of amino acid without determining the firing control parameter. Below, it demonstrates centering on difference with Embodiment 1, and abbreviate
  • FIG. 11 is a block diagram showing a configuration of the purification system 200 according to the present embodiment.
  • the purification system 200 includes a purification device 202 and a fluorescence detection sensor 212.
  • the fluorescence detection sensor 212 is a sensor that irradiates the measurement region with excitation light, detects fluorescence from the measurement region, and measures the amount of amino acids contained in the measurement region based on the detected fluorescence intensity.
  • the fluorescence detection sensor 212 has the same configuration as the contamination sensor 112 according to Embodiment 1, and outputs a measurement value of the amount of amino acid instead of the contamination level.
  • the fluorescence detection sensor 212 includes a light source 112a, a light receiving element 112b, a spectroscopic element 112c, and a signal processing circuit 112d, similarly to the contamination sensor 112 shown in FIG. At this time, the signal processing circuit 112d outputs a measured value of the amount of amino acid.
  • the purification device 202 is provided with a control unit 220 instead of the control unit 120 as compared with the purification device 102 according to the first embodiment, and the contamination level information 132 and the correspondence information 134 Instead, the threshold information 232 is different from that stored in the storage unit 130.
  • the communication unit 110 communicates with the fluorescence detection sensor 212 instead of the contamination sensor 112.
  • the control unit 220 includes a sensor control unit 222 and a purification control unit 226, as shown in FIG.
  • the control unit 220 is realized by, for example, a nonvolatile memory in which a program is stored, a volatile memory that is a temporary storage area for executing the program, an input / output port, and a processor that executes the program.
  • Each of the sensor control unit 222 and the purification control unit 226 included in the control unit 220 may be realized by software executed by a processor, or may be realized by hardware such as an electronic circuit including a plurality of circuit elements.
  • the sensor control unit 222 controls operations related to the fluorescence detection sensor 212. Specifically, the sensor control unit 222 acquires a measured value of the amount of amino acid output from the fluorescence detection sensor 212 via the communication unit 110, and compares the acquired measured value with the first threshold value.
  • the first threshold is a value indicated by the threshold information 232 stored in the storage unit 130.
  • the first threshold value is, for example, a value for determining whether or not purification is performed, and is a predetermined value.
  • the first threshold may be 0, for example.
  • the sensor control unit 222 can determine whether an amino acid is present in the measurement region.
  • the sensor control unit 222 outputs the comparison result to the purification control unit 226.
  • the purification control unit 226 controls the purification unit 140 based on the comparison result. Specifically, the purification control unit 226 causes the purification unit 140 to release the drug to the measurement region when the amount of amino acid exceeds the first threshold value. The purification control unit 226 stops the release of the drug by the purification unit 140 when the amount of amino acid is equal to or less than the first threshold value. For example, when the first threshold value is 0, the drug is released when amino acids constituting the bacterium or virus are present, so that the bacterium or virus can be decomposed by the drug and the measurement area can be purified.
  • the purification control unit 226 uses a predetermined firing control parameter. For this reason, regardless of the amount of amino acid, the purification unit 140 fires the vortex ring 148 with a predetermined number of firings, the concentration of the medicine, and the air volume.
  • FIG. 12 is a flowchart showing the operation of the purification system 200 according to the present embodiment.
  • the fluorescence detection sensor 212 irradiates the measurement area with excitation light (S100).
  • the fluorescence detection sensor 212 receives the fluorescence returning from the measurement region (S102).
  • the fluorescence detection sensor 212 performs photoelectric conversion to generate an electrical signal corresponding to the intensity of the fluorescence, and measures the amount of amino acid based on the generated electrical signal (S104).
  • the fluorescence detection sensor 212 outputs a measured value of the amount of amino acid to the purification device 202.
  • the sensor control unit 222 of the control unit 220 acquires a measured value of the amount of amino acid via the communication unit 110.
  • the sensor control unit 222 compares the acquired measured value of the amount of amino acid with the first threshold indicated by the threshold information 232 stored in the storage unit 130 (S106). When the amount of amino acids exceeds the first threshold (Yes in S106), the sensor control unit 222 causes the purification unit 140 to release the drug (S108). If the amount of amino acid is equal to or less than the first threshold (No in S106), the drug is not released and the process ends.
  • excitation light irradiation is performed when an instruction from a user is received.
  • the excitation light irradiation is performed based on predetermined schedule information.
  • the drug is released when the amount of the amino acid exceeds the first threshold value, if a bacterium or virus is present, the amino acid constituting the bacterium or virus is detected, thereby purifying it. Is done.
  • the amount of amino acid is less than or equal to the first threshold value, that is, when no bacteria or virus are present, the drug is not released, so that useless use of the drug can be suppressed.
  • the contamination level is determined
  • the emission control parameter is determined based on the determined contamination level
  • purification is performed using the determined emission control parameter.
  • FIG. 13 is a block diagram showing a configuration of a purification system 200a according to this modification.
  • the purification system 200 a includes a purification device 202 a and a fluorescence detection sensor 212.
  • Fluorescence detection sensor 212 outputs a measured value of the amount of amino acid as in the second embodiment.
  • the purification device 202a determines the contamination level.
  • the purification system 200a includes the contamination sensor 112 instead of the fluorescence detection sensor 212.
  • the contamination sensor 112 may determine the contamination level.
  • the purification device 202a includes a control unit 220a instead of the control unit 220 as compared with the purification device 202 according to the second embodiment.
  • the storage unit 130 stores not only the threshold information 232 but also the contamination degree information 132 and the correspondence information 134.
  • the contamination level information 132 and the correspondence information 134 are the same as those in the first embodiment.
  • the control unit 220a includes a sensor control unit 222a and a purification control unit 226a as shown in FIG.
  • the control unit 220a is realized by, for example, a nonvolatile memory in which a program is stored, a volatile memory that is a temporary storage area for executing the program, an input / output port, and a processor that executes the program.
  • Each of the sensor control unit 222a and the purification control unit 226a included in the control unit 220 may be realized by software executed by a processor, or may be realized by hardware such as an electronic circuit including a plurality of circuit elements.
  • the sensor control unit 222a performs an operation combining the operation of the sensor control unit 122 of the first embodiment and the operation of the sensor control unit 222 of the second embodiment.
  • the purification control unit 226a performs an operation combining the operation of the purification control unit 126 of the first embodiment and the operation of the purification control unit 226 of the second embodiment. Specific examples of these operations will be described with reference to the flowchart shown in FIG.
  • FIG. 14 is a flowchart showing the operation of the purification system 200a according to the present modification.
  • the processing from irradiation of excitation light (S100) to measurement of the amount of amino acid (S104) by the fluorescence detection sensor 212 is the same as that of the second embodiment.
  • the sensor control unit 222a acquires the contamination level based on the acquired amino acid amount (S110). Specifically, the sensor control unit 222a determines the contamination level based on the calculated amino acid amount. Next, the sensor control unit 222a refers to the correspondence information 134 stored in the storage unit 130, and determines the firing control parameter based on the determined contamination level (S112).
  • the sensor control unit 222a compares the contamination level with the second threshold value (S114). When the contamination level exceeds the second threshold (Yes in S114), the sensor control unit 222a generates an emergency purification command and causes the purification control unit 226a to perform an emergency purification process (S116).
  • the emergency purification process (S116) is the same as the process shown in FIG.
  • the purification control unit 226a waits until a purification command is acquired (No in S118).
  • the purification control unit 226a compares the amount of amino acid measured in Step S104 with the first threshold (S106).
  • the sensor control unit 222 causes the purification unit 140 to release the drug (S108).
  • the purification control unit 226a stops the release of the medicine (S120).
  • the measurement region can be purified without waiting for the purification command to be acquired. Even when a purification order is obtained, if the amount of amino acid is less than or equal to the first threshold, that is, if no bacteria or virus is present, the release of the drug is stopped, so that the drug is wasted. Use can be suppressed.
  • Embodiment 3 (Embodiment 3) Subsequently, Embodiment 3 will be described.
  • Embodiment 2 the example in which measurement of the amount of amino acid is started based on an instruction from the user or predetermined schedule information has been described.
  • the start of measurement of the amount of amino acid is determined based on a human action.
  • FIG. 15 is a block diagram showing a configuration of the purification system 300 according to the present embodiment.
  • the purification system 300 includes a purification device 302, a fluorescence detection sensor 212, and a monitoring device 312.
  • the monitoring device 312 is a device that monitors user operations. Specifically, the monitoring device 312 monitors a user's contact operation with respect to an object included in the measurement region.
  • the monitoring device 312 is, for example, a monitoring camera, but may be a contact sensor.
  • the object included in the measurement region may be, for example, a part of a wall, ceiling, or floor that constitutes the space 90, or may be a home appliance or an operation terminal that exists in the space 90.
  • the monitoring device 312 may be a camera that captures a range including the door knob 94 or a contact sensor attached to the door knob 94.
  • the monitoring device 312 determines whether or not the user's contact operation with respect to the object included in the measurement region has been performed, and outputs the determination result to the purification device 302.
  • the monitoring device 312 may output information for determining whether or not a contact operation has been performed, such as video data obtained by photographing an object included in the measurement area, to the purification device 302.
  • the purification device 302 determines whether or not a contact operation by the user has been performed based on the information output from the monitoring device 312.
  • the purification device 302 is different from the purification device 202 according to the second embodiment in that it includes a control unit 320 instead of the control unit 220.
  • the control unit 320 includes a sensor control unit 322 instead of the sensor control unit 222 as compared with the control unit 220.
  • the control unit 320 is realized by, for example, a nonvolatile memory in which a program is stored, a volatile memory that is a temporary storage area for executing the program, an input / output port, and a processor that executes the program.
  • Each of the sensor control unit 322 and the purification control unit 226 included in the control unit 320 may be realized by software executed by a processor, or may be realized by hardware such as an electronic circuit including a plurality of circuit elements.
  • the sensor control unit 322 controls operations related to the fluorescence detection sensor 212. Specifically, the sensor control unit 322 controls the timing at which the fluorescence detection sensor 212 measures amino acids in addition to the operation of the sensor control unit 222. More specifically, the sensor control unit 322 determines whether or not the user's contact operation with respect to the object included in the measurement region has ended based on the determination result output from the monitoring device 312. The sensor control unit 322 causes the fluorescence detection sensor 212 to measure amino acids after the contact operation is completed. For example, the sensor control unit 322 generates a start signal for starting the measurement operation, and outputs the generated start signal to the fluorescence detection sensor 212 via the communication unit 110. The fluorescence detection sensor 212 irradiates the excitation light when receiving the start signal.
  • FIG. 16 is a flowchart showing the operation of the purification system 300 according to the present embodiment.
  • the fluorescence detection sensor 212 and the purification device 302 are in a standby state until a contact operation is performed on an object included in the measurement region (No in S200).
  • the monitoring device 312 detects a contact operation with respect to an object included in the measurement region (Yes in S200)
  • the fluorescence detection sensor 212 performs irradiation with excitation light (S100).
  • S100 irradiation with excitation light
  • the fluorescence detection sensor 212 can measure the amino acid, so that purification can be performed before another person contacts. Therefore, according to this Embodiment, the expansion of the disease by contact infection can be suppressed beforehand.
  • the purification system 300 it is possible to efficiently clean the measurement region while reducing power consumption.
  • the fluorescence detection sensor 212 may sequentially measure amino acids at arbitrary time intervals, similarly to the contamination sensor 112 according to the first embodiment. For example, the fluorescence detection sensor 212 repeatedly measures amino acids at a predetermined time interval. In this case, the fluorescence detection sensor 212 additionally measures amino acids when it receives a start signal.
  • the purification system 300 may include a contamination sensor 112 instead of the fluorescence detection sensor 212.
  • the measurement of amino acids by the contamination sensor 112 and the determination of the contamination level may be performed after the contact operation is completed.
  • the purification device 102 fires the medicine by firing the vortex ring 148 containing the medicine, but the method of launching the medicine is not limited to the use of the vortex ring 148.
  • the purification device 102 may have a nozzle and spray a mist or gaseous drug from the nozzle.
  • the purification apparatus 102 may convey the chemical
  • the contamination level detected by the contamination sensor 112 and the launch control parameter (specifically, the launch control information) determined based on the contamination level are stored.
  • either one of the pollution level and the launch control parameter may not be stored in the storage unit 130.
  • the contamination level information 132 may indicate only the contamination level associated with the detection time, or may indicate only the firing control parameter associated with the detection time.
  • the purification control parameter 126 sets the launch control parameter based on the contamination level associated with the latest detection time.
  • the purification unit 140 is controlled based on the determined firing control parameter.
  • the pollution level information 132 may be stored in the storage unit 130 as the pollution level information 132. That is, the contamination level or the emission control information indicated by the contamination level information 132 may be updated each time the sensor control unit 122 acquires the contamination level from the contamination sensor 112.
  • the communication method between apparatuses described in the above embodiment is not particularly limited.
  • the wireless communication method is, for example, short-range wireless communication such as Zigbee (registered trademark), Bluetooth (registered trademark), or wireless LAN (Local Area Network).
  • the wireless communication method may be communication via a wide area communication network such as the Internet.
  • wired communication may be performed between devices instead of wireless communication.
  • the wired communication is a communication using a power line communication (PLC) or a wired LAN.
  • another processing unit may execute a process executed by a specific processing unit. Further, the order of a plurality of processes may be changed, or a plurality of processes may be executed in parallel.
  • the distribution of the components included in the purification system to a plurality of devices is an example.
  • another device may include a component included in one device.
  • the purification system may be realized as a single device.
  • the processing described in the above embodiments may be realized by centralized processing using a single device (system), or may be realized by distributed processing using a plurality of devices. Good.
  • the number of processors that execute the program may be one or more. That is, centralized processing may be performed, or distributed processing may be performed.
  • all or a part of the components such as the control unit may be configured by dedicated hardware, or realized by executing a software program suitable for each component. Also good.
  • Each component may be realized by a program execution unit such as a CPU (Central Processing Unit) or a processor reading and executing a software program recorded on a recording medium such as an HDD (Hard Disk Drive) or a semiconductor memory. Good.
  • a program execution unit such as a CPU (Central Processing Unit) or a processor reading and executing a software program recorded on a recording medium such as an HDD (Hard Disk Drive) or a semiconductor memory. Good.
  • the components such as the control unit may be configured by one or a plurality of electronic circuits.
  • Each of the one or more electronic circuits may be a general-purpose circuit or a dedicated circuit.
  • the one or more electronic circuits may include, for example, a semiconductor device, an IC (Integrated Circuit), an LSI (Large Scale Integration), or the like.
  • the IC or LSI may be integrated on one chip or may be integrated on a plurality of chips. Here, it is called IC or LSI, but the name changes depending on the degree of integration and may be called system LSI, VLSI (VeryVLarge Scale Integration), or ULSI (Ultra Large Scale Integration).
  • An FPGA Field Programmable Gate Array programmed after manufacturing the LSI can be used for the same purpose.
  • the general or specific aspect of the present disclosure may be realized by a system, an apparatus, a method, an integrated circuit, or a computer program.
  • it may be realized by a computer-readable non-transitory recording medium such as an optical disk, HDD, or semiconductor memory in which the computer program is stored.
  • the present invention may be realized by any combination of a system, an apparatus, a method, an integrated circuit, a computer program, and a recording medium.
  • the present disclosure can be used as a purification method, a purification device, a purification system, and the like that can efficiently purify a target position, and can be used, for example, in a purification facility such as a care facility or a hospital.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Veterinary Medicine (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Epidemiology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)

Abstract

Un procédé de purification selon un mode de réalisation de la présente invention consiste à émettre une lumière excitée dans une région de mesure, à détecter une lumière fluorescente à partir de la région de mesure, à mesurer une quantité d'acide aminé contenue dans la région de mesure sur la base de l'intensité de la lumière fluorescente, et à décharger un agent chimique vers la région de mesure lorsque la quantité d'acide aminé dépasse un premier seuil.
PCT/JP2019/004692 2018-03-01 2019-02-08 Procédé, dispositif et système de purification WO2019167593A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201980005297.1A CN111263645A (zh) 2018-03-01 2019-02-08 净化方法、净化装置和净化系统
US16/984,198 US11672881B2 (en) 2018-03-01 2020-08-04 Purifying method, purifying device, and purifying system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2018-036705 2018-03-01
JP2018036705 2018-03-01
JP2019015583A JP7236660B2 (ja) 2018-03-01 2019-01-31 浄化方法、浄化装置及び浄化システム
JP2019-015583 2019-01-31

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US16/984,198 Continuation US11672881B2 (en) 2018-03-01 2020-08-04 Purifying method, purifying device, and purifying system

Publications (1)

Publication Number Publication Date
WO2019167593A1 true WO2019167593A1 (fr) 2019-09-06

Family

ID=67808870

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/004692 WO2019167593A1 (fr) 2018-03-01 2019-02-08 Procédé, dispositif et système de purification

Country Status (1)

Country Link
WO (1) WO2019167593A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111322734A (zh) * 2020-03-31 2020-06-23 广东美的制冷设备有限公司 基于空调器的涡环生成方法、空调器、存储介质及装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0943164A (ja) * 1995-07-31 1997-02-14 Mitsubishi Heavy Ind Ltd ビーム照射部監視装置
JP2006198120A (ja) * 2005-01-20 2006-08-03 Earekkusu:Kk 除染方法、及び除染システム
JP2008188189A (ja) * 2007-02-05 2008-08-21 Matsushita Electric Ind Co Ltd 渦輪空気搬送機
JP2012177606A (ja) * 2011-02-25 2012-09-13 National Agriculture & Food Research Organization 危害要因検知方法、危害要因検知装置、および、プログラム
JP2012183324A (ja) * 2007-06-05 2012-09-27 Altitude Medical Inc 手の消毒を促すための装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0943164A (ja) * 1995-07-31 1997-02-14 Mitsubishi Heavy Ind Ltd ビーム照射部監視装置
JP2006198120A (ja) * 2005-01-20 2006-08-03 Earekkusu:Kk 除染方法、及び除染システム
JP2008188189A (ja) * 2007-02-05 2008-08-21 Matsushita Electric Ind Co Ltd 渦輪空気搬送機
JP2012183324A (ja) * 2007-06-05 2012-09-27 Altitude Medical Inc 手の消毒を促すための装置
JP2012177606A (ja) * 2011-02-25 2012-09-13 National Agriculture & Food Research Organization 危害要因検知方法、危害要因検知装置、および、プログラム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111322734A (zh) * 2020-03-31 2020-06-23 广东美的制冷设备有限公司 基于空调器的涡环生成方法、空调器、存储介质及装置

Similar Documents

Publication Publication Date Title
JP7249578B2 (ja) 浄化方法、浄化装置及び浄化システム
JP2019154983A (ja) 自律移動型浄化ロボット、浄化システム及び制御装置
KR102023141B1 (ko) 하나 이상의 반사기를 갖는 자외선 방전램프 장치 및 살균기기의 동작 파라미터와 소독 스케줄을 결정하는 시스템
US9345798B2 (en) Room sterilization method and system
JP7236660B2 (ja) 浄化方法、浄化装置及び浄化システム
US20120167325A1 (en) Sanitizing floor mat
US20110174992A1 (en) Irradiation system for door handle
US20200368379A1 (en) Medical probe disinfectant system
US12201740B2 (en) Automated robotic system and method for sanitization and disinfection
CN111453568A (zh) 电梯智能消毒装置、方法及存储介质
JPWO2019106980A1 (ja) 自走式病原体検出装置、病原体検出システム、及び、制御方法
US12186439B2 (en) Method and sterilization system for improving duty cycle of robotic system and ultraviolet (UV) emitters disinfecting closed environment
WO2019167593A1 (fr) Procédé, dispositif et système de purification
WO2015189615A1 (fr) Système automatisé de désinfection à la lumière uv-c
JP2019150272A (ja) 浄化方法及び浄化システム
McGinn et al. An iot approach for monitoring uv disinfection robots
WO2019167594A1 (fr) Procédé de purification, dispositif de purification et système de purification
US11154629B2 (en) Room sterilization method and system
US20220125977A1 (en) Automatically moving disinfection robot for disinfecting surfaces
WO2020049940A1 (fr) Procédé de stérilisation et dispositif de stérilisation
JP7535709B2 (ja) 紫外光照射システム
JP2020099480A (ja) 殺菌機能付き清掃具
JP7511162B2 (ja) 浄化方法及び浄化システム
JP7230245B2 (ja) 消毒システム
US20230114401A1 (en) Method and disinfection system for disinfecting a closed space or surface including wall-mounted uv radiation delivery and monitoring apparatus

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19760073

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19760073

Country of ref document: EP

Kind code of ref document: A1

点击 这是indexloc提供的php浏览器服务，不要输入任何密码和下载