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WO2008131704A1 - Procédé et dispositif de sécurité pour contrôler des zones dangereuses dans des installations automatisées - Google Patents

Procédé et dispositif de sécurité pour contrôler des zones dangereuses dans des installations automatisées Download PDF

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Publication number
WO2008131704A1
WO2008131704A1 PCT/DE2007/000746 DE2007000746W WO2008131704A1 WO 2008131704 A1 WO2008131704 A1 WO 2008131704A1 DE 2007000746 W DE2007000746 W DE 2007000746W WO 2008131704 A1 WO2008131704 A1 WO 2008131704A1
Authority
WO
WIPO (PCT)
Prior art keywords
rfid transponder
read
operating mode
rfid
write device
Prior art date
Application number
PCT/DE2007/000746
Other languages
German (de)
English (en)
Inventor
Jens Kydles
Joachim Scharnagl
Original Assignee
Siemens Aktiengesellschaft
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
Application filed by Siemens Aktiengesellschaft filed Critical Siemens Aktiengesellschaft
Priority to PCT/DE2007/000746 priority Critical patent/WO2008131704A1/fr
Priority to DE112007003584T priority patent/DE112007003584A5/de
Publication of WO2008131704A1 publication Critical patent/WO2008131704A1/fr

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/147—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using electro-magnetic technology, e.g. tags or radar
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric

Definitions

  • the invention relates to a method and a safety device for monitoring hazardous areas of an automated system in general.
  • Systems and machines are provided with appropriate protective measures to protect the life and limb of persons who are in the vicinity of these facilities or machines or to minimize the safety risks to persons due to the operation of such systems and machines.
  • the danger area is protected against unauthorized access with suitable barriers or barriers.
  • Such barriers may consist of solid walls, so that the danger area can only be entered via doors.
  • switches position switches with separate actuator tumbler, safety switch, magnetic switch, etc.
  • switches can also be arranged on such doors, which switch off the system or machine located in the danger zone when the doors are opened.
  • safety functions that are performed by safety-related systems and have a certain safety level (safety integrity).
  • the object of the invention is to provide an improved method for monitoring the danger areas of installations.
  • the object of the invention is also to provide an improved safety device for monitoring the danger zones of the installations.
  • a method for monitoring hazardous areas of an automated system is specified.
  • at least one first read / write device is used for the detection of RPID transponders in a first danger zone of the system.
  • the detection of a first RFID transponder in the first danger zone is performed by the first read / write device.
  • the system is operated in a first operating mode after the detection of the first RFID transponder in the first danger zone.
  • the first operating mode ensures a first safe state for the operation of the system.
  • the first safe state is caused by a first security function and therefore corresponds to a first security level, wherein at least the first security level is provided for the operation of the system, if the first RFID transponder is detected in the first danger zone.
  • Entering the first danger zone by a first person who carries the first RFID transponder can now be detected by the first read / write device, so that the system, for example, from a standard mode, which is provided for the system during normal operation, in the first operating mode is driven.
  • the system can be driven as a whole in the first operating mode or even only the part of the system, which is monitored as a danger area.
  • the first operating mode ensures the first safe state, which can be matched to the powers and training of the first person.
  • the first safe state defines a security level for the plant or part of the plant. which is adapted to the powers and knowledge of the first person and to the risks posed by the installation.
  • the first safe state may require the system to be completely shut down whereas, for example, the system will operate at reduced speed only if the person is trained.
  • the identification of the first person takes place via the first RFID transponder, which in this case is unambiguously assigned to the first person.
  • the first person may carry a plurality of substantially identical RFID transponders. By detecting at least one of the transponders, the corresponding safety-relevant measures described above are taken.
  • the use of multiple transponders has the advantage that the penetration of the first person in the first danger zone can be detected even if a transponder is defective. Accordingly, several read / write devices can be used to monitor the individual danger areas.
  • the inventive method has the advantage that no structural measures, such as the establishment of barriers or barriers, are necessary to detect an approach of a provided with an RFID transponder person to the system. This can reduce the costs of the system and the operation of the system.
  • the process offers the possibility of implementing a flexible and graduated security concept.
  • the term plant also includes parts of the plant, such as a single machine or a combination of several machines.
  • the read / write device transmits radio signals in the radio frequency range in order to detect RFID transponders.
  • RFID stands for Radio Frequency Identification.
  • RFID transponders modulate that
  • the modulation allows data from an RFID transponder to be modulated onto the radio signal.
  • the read / write device can filter out the data from the radio signal, whereby, for example, the identification of the RFID transponder becomes possible if the data contains, for example, an identification of the RFID transponder.
  • the detection of a second RFID transponder of a second person takes place in the first danger zone. Furthermore, following the detection of the second RFID transponder, the system is operated in a second operating mode if a second safety function requires a higher safety level than the first safety function, the second operating mode being the second safe state for the operation of the system or the plant part, which is monitored over the first danger area, ensures and wherein at least the second safe state is provided for the operation of the system, if the second RFID transponder is detected in the first danger zone.
  • the second RFID transponder can, for example, be carried by a second person and thereby reach the first danger zone.
  • the above-mentioned first person carrying the first RFID transponder may be operator for the equipment, while the second person carrying the second RFID transponder may be an untrained person Yours can, for whom a higher level of safety must be guaranteed, when this person approaches the plant or comes into the first danger zone of the plant.
  • the second safety function specifies a safety level for the installation or the corresponding part of the installation adapted to the powers and knowledge of the second person. This higher security level according to this embodiment corresponds to the second safe state, so that the system upon entering the first danger zone by the second Person in the second operating mode is driven from the first operating mode.
  • the method according to the invention therefore has the advantage that the system is operated in different security levels or correspondingly different security functions depending on the persons who are detected via different RFID transponders and are located in the danger area.
  • safety functions are ensured via the corresponding security levels, so that the plant or the monitored part of the plant is operated according to the authority and knowledge of the persons staying in the danger area.
  • the detection also takes place that the first RFID transponder is no longer in the first danger zone. Furthermore, the system is operated in the second operating mode if the system was operated in the first danger zone in the first operating mode when the RFID transponder was detected. After detection that the second RFID transponder is no longer in the first danger zone, the system is operated in standard mode, which is intended for normal operation of the system.
  • the first read / write device constantly detects RFID tags that are in the first danger zone at regular or irregular intervals.
  • the system continues to operate in the second operating mode, if the second one still exists
  • the method according to the invention has the advantage that on the one hand the operating mode of the system is adapted to the persons who are in the first danger zone of the system without the persons themselves having to undertake any measures on the system.
  • the detection is carried out as to whether the second RFID transponder is no longer in the first danger zone. Following this, the system is operated in the first operating mode if the system was operated in the first danger zone in the second operating mode when the second RFID transponder was detected.
  • a second read / write device is used for the detection of RFID transponders in a second danger area of the plant.
  • the detection of a third RFID transponder in the second danger area by the second read / write device is operated in a third operating mode if a third security level is higher than the security levels that are provided for the operation of the system when the first and / or the second RFID transponder are positioned in the first danger zone, the third operating mode ensures a third safe state for the operation of the system and wherein at least the third safe state is provided for the operation of the system, if the third RFID transponder is detected in the second danger zone.
  • hazard areas as here the first and the second danger area, can be defined for the plant.
  • the system is always operated according to the highest security level, which must be ensured due to the detection of an RFID transponder in the first or second danger zone. This ensures that even lower levels of security, which must be ensured for other people in the danger areas, are complied with.
  • an access detection is used for the registration of RFID transponders when accessing a working area of the automated system, wherein a third read / write device for the detection of RFID transponders in the work area is provided is.
  • the detection of the first RFID transponder in the work area by the third read / write device It is further determined whether the first RFID transponder has been registered by the access detection.
  • the system is then operated in a fourth mode of operation, if the first RFID transponder is detected by the third read / write device and has not been registered by the access detection.
  • the fourth mode of operation represents a fourth level of security for the operation of the system.
  • the detection takes place that the first RFID transponder is no longer in the work area. It is also determined whether the first RFID transponder has been logged off during access detection. If the RFID transponder is no longer detected by the third read / write device and has not been logged off during entry, the system is operated in a fifth operating mode. The fifth operating mode ensures a fifth safe state for the operation of the system.
  • a comparison takes place between the RFID transponders detected via the access detection and the RFID transponders, which are detected in the working area by the third read / write device. If it is determined that a registered RFID transponder can no longer be detected in the working area of the third read / write device, the system is operated in the fourth operating mode.
  • the fourth operating mode, as well as the fifth operating mode correspond to a standstill of the system. This ensures that, in the event of a discrepancy between the RFID transponders detected by the third read / write device and RFID transponders detected via the access detection, the system is stopped in order to present a potential danger potential for the person carrying the corresponding RFID transponder to exclude.
  • the first danger area and the second danger area overlap at least partially. With the first or second read / write device, therefore, overlapping danger zones of the system can be monitored. The use of writing
  • the first danger zone and the second danger area can be defined essentially arbitrarily depending on the detection range of the corresponding danger area assigned read / write device and also a simple overlap of different danger areas is made possible.
  • the first danger area and the work area overlap at least partially.
  • the second danger area and the working area overlap at least partially.
  • a read / write device reads out data from the RPID transponders, whereby the operating modes for the system are determined on the basis of the data which is read from the first, second or third RFID transponder.
  • an RFID transponder can be carried by a person who has an access authorization to the corresponding installation.
  • a read / write device reads data stored on the RFID transponder associated with the person via which the read / write device receives information about the person, in particular about the person's security-relevant authority.
  • the data may specify which operating mode is provided for which danger area with regard to the corresponding person carrying the data on the RFID transponder.
  • the first person may be a trained person who is allowed to enter the first danger area without the system being completely shut down. However, the same person can be untrained for working in the second danger zone, and thus trigger a safety function associated with it when staying in the second danger zone.
  • the first read / write device can then determine which first operating mode is assigned to this person.
  • an operating mode may specify that the equipment or parts of the equipment are run at reduced speed or that they are shut down completely.
  • the data which are read out of an RFID transponder is an identifier of the RFID transponder.
  • a unique identifier (for example an identification number) is stored on each RFID transponder. This identifier is assigned to the user of the corresponding RFID transponder, whereby it can be recognized.
  • the RFID transponders are passive or active RFID tags. Passive RFID transponders do not have their own energy source, and therefore need the energy they need to send their
  • each person who is granted access to the installation is assigned at least one RFID transponder, wherein the person carries with him the RFID transponder associated therewith or the RFID transponder associated therewith when approaching the installation, and wherein the first, second, third, fourth and / or fifth security level is adapted to the authority of the respective person.
  • one or more RFID transponders are mounted in the work clothes of the person assigned to the RFID transponders.
  • an RFID transponder can also be implanted under the skin of the person assigned to the RFID transponder.
  • the invention in another aspect, relates to a computer program product having computer-executable instructions, the instructions for carrying out the method according to the invention being provided.
  • the invention in another aspect, relates to a security device for monitoring hazardous areas of an automated system with at least one first read / write device.
  • the first read / write device is provided for the detection of at least one first RFID transponder in a first danger zone of the system.
  • the safety device further has means for operating the system in a first operating mode, wherein the first operating mode ensures a first safety level for the operation of the system, and wherein at least the first safety level is provided for the operation of the system, if the first RFID transponder is detected in the first danger zone.
  • the invention relates to an automated system with a safety device according to the invention.
  • FIG. 1 shows a block diagram of an automated system
  • FIG. 3 is a block diagram of a portion of an automated process Plant and a safety device for monitoring hazardous areas of the plant part.
  • FIG. 1 shows a block diagram of an automated system 100.
  • the automated system 100 has a controller 102 and a memory 104.
  • the controller 102 is used, for example, to control and regulate process sequences of the automated system 100.
  • the controller 102 can therefore be used to control and regulate individual components of the automated system 100, for example, which are not shown here.
  • the controller 102 may be, for example, a PLC controller.
  • the controller 102 includes a microprocessor 106 that executes a computer program product 108.
  • the computer program product 108 is permanently stored on the memory 104 and has been loaded into the microprocessor 106 for execution.
  • the memory 104 also stores data of a database 110.
  • the plant 100 has a first danger area 114 within which certain safety standards must be met (for example, due to legal regulations) when persons are in the first danger zone.
  • a security device is used to monitor the danger area and the computer program product 108 can be considered as a component of the security device.
  • Another component of the security device is a first read / write device 112, which is attached to the automated system 100.
  • the first read / write device 112 is used to detect RFID transponders within a detection range of the first read / write device 112. For the detection of RFID transponders, the first read / write device 112 transmits an RF signal at regular or irregular intervals, which is modulated by RFID transponders and scattered back to the first read / write device 112. Since the range of the RF Signal is substantially dependent on the transmission power of the first read / write device 112 and the local conditions (for example, the range is reduced by walls, which are arranged around the automated system 100), only RFID transponder within a certain range, the so detection area detected by the first read / write device 112.
  • the detection area of the first read / write device 112 is therefore set, for example, by a corresponding adjustment of the transmission power of the RF signal, that the detection area substantially overlaps with the first danger zone 114.
  • the first read / write device 112 can detect RFID transponders within the first danger area 114.
  • the first read / write device 112 is further connected to the controller 102 via a communication link 116.
  • a first RFID transponder 118 which is carried by a first person, is detected by the first read / write device 112
  • a first identifier 120 which is stored on the first RFID transponder 118, from the first - Read / write device 112 are read out.
  • the first identifier 120 is, for example, a unique identifier via which the first RFID transponder 118 or the first person can be identified.
  • the first identifier 120 is then transmitted from the reader / writer 112 to the controller 102 via the communication link 116.
  • the computer program product 108 can determine from the database 110 the first safety function with its defined security level provided for the first RFID transponder 118 or the first person when the first danger zone 114 is in the first danger zone 114.
  • the first identifier 120 can be stored on the database 110 and assigned to the first security function.
  • the first safety function (first safe state) corresponds to this at a safety level appropriate for the operation of the installation when the first person is present in the first hazardous area 114.
  • the first person may be trained personnel who are allowed to enter the first hazard area 114 without the automated system 100 being completely shut down.
  • the first safety function can then specify, for example, that moving components which are accessible to persons in the first danger zone 114 are, for example, reduced by half in the speed of movement.
  • the intended first security function can be displayed to the computer program product 108 via the data transmitted by the transponder, so that the computer program product 108 receives all relevant data by reading out the transponder.
  • routines for controlling and regulating the system 100 are stored in a first operating mode 124, which ensures the first security level. Furthermore, routines for controlling and controlling the system 100 are implemented in a standard mode 122 in the computer program 108.
  • the standard mode corresponds to the operating mode of the system, if no RFID transponder or no person in the first hazard area 114 can be localized.
  • the system 100 is thus moved from the standard mode 122 into the first operating mode 124, which ensures that the first person identified via the first RFID transponder 118 is without danger in the first first danger zone 114 may carry out work.
  • the first read / write device 112 determines a second identifier 130 that is stored on the second RFID transponder 128 and transmits this second identifier 130 to the controller 102 via the communication link 116. Based on the The second identifier 130 may include the computer program product 108 from the database 110 for the second security function provided in the first danger area 114 for the second RFID transponder 128 or for the second person. The second person may be untrained personnel, so that the second security function corresponds to a higher security level than the first security function.
  • the computer program product 108 also stores routines for controlling and regulating the system 100 in a second operating mode 126, which ensures the operation of the system according to the second security level. If the second safety function, as stated above, corresponds to a higher safety level than the first safety function, the system 100 is moved from the first operating mode 124 to the second operating mode 126. This ensures that the second security level provided for when the second person is staying in the first danger zone 114 is complied with. Since the first person has to comply with a lower level of security than the second level of security, the security conditions to be provided when the first person resides in the first danger area 114 are also met.
  • the read / write device 112 only the first RFID transponder 118 is detected in the first danger zone.
  • the operating mode of the system 100 is then changed over from the second operating mode 126 to the first operating mode 124, so that the first safety level provided in the first danger zone 114 when the first person resides is observed. If the first person also leaves the system with the first RFID transponder 118, the system is switched from the first operating mode 124 to the standard mode 122.
  • step 200 the system is operated in a first operating mode, wherein the first operating mode ensures a first safe state for the operation of the system, wherein at least the first security level is provided for the operation of the system, if the first RFID transponder detected in the first danger zone becomes.
  • FIG. 3 shows a block diagram of a part of an automated system 300 and a safety device for monitoring hazardous areas of the plant part.
  • the plant part 300 has a PLC control 302, which is provided for controlling and regulating processes and operations of the part of the automated plant 300.
  • a first read / write device 304 and a second read / write device 306 are attached to the plant part 300.
  • the detection range of the first read / write device 304 is set so that this RFID transponder is detected within a first danger area 308 of the part of the automated system 300.
  • the detection range of the second read / write device 306 is further set so that it substantially corresponds to a second danger area 310 of the plant part 300.
  • a work area 312 is bounded by a barrier around the automated system 300, so that access to the installation part 300 is only possible via a door 314, to which an access detection 316 is attached.
  • the detection area of a third reader / writer 318, which is located within the work area 312, is set to enable detection of RFID transponders within the work area 312.
  • the first read / write device 304, the second read / write device 306 and the third read / write device 318 are each connected via a communication link to a control unit. tion 320, which in turn is connected to a communication link with the PLC controller 302. Furthermore, the access detection 316 is connected to the controller 320 via a communication link. The communication links are shown in FIG. 3 as dashed lines.
  • the access detection 316, the first read / write device 304, the second read / write device 306 and the third read / write device 318 and the controller 320 are components of the security system, which is used to monitor the first and ⁇ second hazard areas as well as the work area ,
  • the controller 320 includes a microprocessor 322 and a memory 324.
  • a database 326 is stored in memory 324.
  • first RFID transponder 330 is carried by a first person and that a second RFID transponder 332 is carried by a second person.
  • the first person should be a trained person while the second person is untrained.
  • a first level of security must be maintained when it is in the first danger area 308.
  • This first level of security requires, for example, that the system part 300 is driven at a speed reduced by 50%.
  • a second safety function with a second safety level requires that moving parts of the installation part be stopped when the person is in the first danger area 308 or in the second danger area 310. In the database 326 this issue is reflected. It is thus noted that the first person can be identified via the first RPID transponder 330 and that the second person can be identified via the second RFID transponder 332. It should also be noted that the first level of security for the first person in the first danger zone and the second level of security for the second person in the first and second danger zone must be complied with.
  • Each safety level is assigned an operating mode which ensures that the system part 300 is driven according to the corresponding safety function with its corresponding safety level.
  • a first operating mode 338 ensures that the system part 300 is driven in accordance with the first safety function, whereas a second operating mode 336 ensures that the system part 300 is operated according to the second safety function.
  • the microprocessor 322 executes a computer program product 328 which is permanently stored on the memory 324 and has been loaded from the memory 324 by the microprocessor 322 for execution.
  • the modes of operation 334 and 336 are implemented in the computer program product 328 in this example, with the computer program product 328 instructing the PLC controller 302 to operate the system accordingly, according to one of the modes of operation.
  • the first RFID transponder is detected by the second read / write device 306 when the second danger area is entered.
  • the second read / write device 306 may read an identifier from the first RFID transponder 330 and transmit it to the controller 320.
  • the computer program product 328 can then determine on the basis of the identifier that the carrier of the first RFID transponder 330 is the first person for whom no security function (since not necessary) for the second person Hazardous area 310 is specified. The system 300 will thus continue to operate normally.
  • the first read / write device 304 detects the first RFID transponder 330 and reports the detection to the controller 320.
  • the computer program product 328 determines via the database 326 that the first person is the first one Security level is complied with and the computer program product 328 instructs the PLC controller 302, the plant part according to the first operating mode 334 to operate. This reduces the speed at which the system part is driven to 50% of normal speed.
  • the RFID transponder 332 If the second person with the second RFID transponder 332 enters the second danger area 310, the RFID transponder 332 is detected by the second read / write device 306 and the identifier of the second read / write device 306 is transmitted to the controller 320 , The computer program product 328 can use this identifier to determine that the second person is provided with the second operating mode 336 for the system component and the PLC controller is then instructed to stop the system component 300.
  • Person entering the work area 312 must register with the RFID transponder associated with access detection 316. If, for example, the first person registers by means of the first RFID transponder 330 at the entrance detection 316, the identifier of the first RFID transponder 330 is stored on the database 324 until the person logs off again at the access detection 316. The logoff may occur automatically, for example, when the person leaves the work area 312 through the door 314.
  • the first RFID transponder 330 is then replaced by the write / Reader (regularly) detected. However, if the first RFID transponder 330 fails, it can be established by a comparison with the database 326 that the first person is in the work area but the first RFID transponder 330 no longer functions.
  • the plant part 300 can then be moved, for example, into the second operating mode 336 (stopping the plant part 300).

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Safety Devices In Control Systems (AREA)

Abstract

L'invention concerne un procédé et un dispositif de sécurité pour contrôler des zones dangereuses (114, 310) dans une installation automatisée (100, 300) au moyen d'au moins un premier appareil d'écriture/lecture (112, 306), ce premier appareil d'écriture/lecture étant conçu pour détecter des transpondeurs RFID (118, 128, 330) dans une première zone dangereuse (114) de l'installation (100). Selon ce procédé, sur la base de la détection d'un premier transpondeur RFID (118) dans la première zone dangereuse (114) par le premier appareil d'écriture/lecture (112), l'installation est mise en marche dans un premier mode de fonctionnement, ce premier mode de fonctionnement assurant un premier niveau de sécurité pour le fonctionnement de l'installation et au moins ce premier niveau de sécurité étant prévu pour le fonctionnement de l'installation en cas de détection du premier transpondeur RFID dans la première zone dangereuse. Ces transpondeurs RFID permettent à des personnes portant chacune au moins un transpondeur RFID d'être identifiées.
PCT/DE2007/000746 2007-04-26 2007-04-26 Procédé et dispositif de sécurité pour contrôler des zones dangereuses dans des installations automatisées WO2008131704A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/DE2007/000746 WO2008131704A1 (fr) 2007-04-26 2007-04-26 Procédé et dispositif de sécurité pour contrôler des zones dangereuses dans des installations automatisées
DE112007003584T DE112007003584A5 (de) 2007-04-26 2007-04-26 Verfahren und Sicherheitsvorrichtung zur Überwachung von Gefahrenbereichen von automatisierten Anlagen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/DE2007/000746 WO2008131704A1 (fr) 2007-04-26 2007-04-26 Procédé et dispositif de sécurité pour contrôler des zones dangereuses dans des installations automatisées

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WO2008131704A1 true WO2008131704A1 (fr) 2008-11-06

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PCT/DE2007/000746 WO2008131704A1 (fr) 2007-04-26 2007-04-26 Procédé et dispositif de sécurité pour contrôler des zones dangereuses dans des installations automatisées

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WO (1) WO2008131704A1 (fr)

Cited By (7)

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EP2282106A1 (fr) * 2009-08-07 2011-02-09 Sick Ag Sécurité d'une zone accessible uniquement par une seule porte d'accès
ITRM20090555A1 (it) * 2009-10-30 2011-04-30 Fabrizio Barberis Sistema di sicurezza per macchine utensili.
US8456792B2 (en) 2010-02-05 2013-06-04 Honeywell International Inc. Secure non-contact switch
US8699200B2 (en) 2010-02-05 2014-04-15 Honeywell International Inc. Secure non-contact switch
DE102017103931A1 (de) * 2017-02-24 2018-08-30 Eisenmann Se Fördersystem und Verfahren zum gleichzeitigen Transport von Werkstücken und Werkern
CN109634269A (zh) * 2017-10-06 2019-04-16 皮尔茨公司 用于保护人、机器人和机器协同操作的安全系统
WO2025011616A1 (fr) * 2023-07-13 2025-01-16 北京极智嘉科技股份有限公司 Système et procédé de commande de mouvement et plateforme de commande

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WO2025011616A1 (fr) * 2023-07-13 2025-01-16 北京极智嘉科技股份有限公司 Système et procédé de commande de mouvement et plateforme de commande

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