CN105291838A - Automobile gas combination instrument and control method thereof - Google Patents
Automobile gas combination instrument and control method thereof Download PDFInfo
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- CN105291838A CN105291838A CN201510727282.XA CN201510727282A CN105291838A CN 105291838 A CN105291838 A CN 105291838A CN 201510727282 A CN201510727282 A CN 201510727282A CN 105291838 A CN105291838 A CN 105291838A
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 239000000446 fuel Substances 0.000 claims abstract description 71
- 238000004891 communication Methods 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims abstract description 11
- 239000007789 gas Substances 0.000 claims description 45
- 230000007613 environmental effect Effects 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 239000000567 combustion gas Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 239000000295 fuel oil Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 abstract description 7
- 239000004973 liquid crystal related substance Substances 0.000 abstract description 3
- 230000006870 function Effects 0.000 description 7
- 238000012423 maintenance Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000002737 fuel gas Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004092 self-diagnosis Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The invention provides an automobile gas combination instrument and a control method thereof, which are used for displaying gas quantity, fuel state, vehicle battery voltage monitoring information, gas leakage information, safety alarming information, vehicle ambient temperature monitoring and alarming information and the like of a gas vehicle in real time and are convenient for drivers to know vehicle gas information. Meanwhile, the automobile gas combination instrument is also integrated with a CAN (Controller Area Network) communication function and can share information with other controllers in the vehicle. According to the invention, the automobile gas combination instrument comprises a power supply management module, a digital gas quantity collecting module, a fuel state collecting and automatic switching module, a gas leakage collecting and alarming module, a vehicle ambient temperature collecting and alarming module, an instrument controller, a multi-functional button, a liquid crystal display module, a buzzer, an input output interface, a CAN communication interface and an instrument fault diagnosing and processing module. According to the invention, information related to vehicle gas fuel and gas safety are visually displayed on a liquid crystal combination instrument screen to be convenient for the drivers to monitor the gas state of the vehicle.
Description
Technical field
The present invention relates to a kind of vehicle fuel combination instrument and control method thereof, belong to vehicle combined instrument technical field.
Background technology
Vehicle fuel combination instrument, for showing the information such as residue tolerance, fuel state, combustion gas fault in gas combustion automobile, is the important instrument in natural gas-powered car.
In recent years, often there is the gas combustion automobile safety misadventure caused because of gas leakage, so be necessary to monitor in real time the safety of vehicle fuel and occurring to report to the police when leaking, to remind chaufeur to carry out leak point investigation, reach the object of safe gas.
At present, conventional gas auto meter has following defect:
1, function singleness, can only simple realization tolerance Presentation Function;
2, without gas leakage warning function;
3, the leak sensor port number supported is few, maximumly only can support 3 leak sensors;
4, support leakage warning function, but remind without distinguishing the position occurring to leak when reporting to the police, be not easy to chaufeur and investigate leak point fast, add security risk;
5, product is without selfdiagnosis and diagnostic result Presentation Function, and during et out of order, chaufeur cannot Timeliness coverage, and adds the difficulty of maintenance.
Summary of the invention
For above-mentioned weak point of the prior art, the present invention aims to provide a kind of vehicle fuel combination instrument and control method thereof, it is integrated with the tolerance of in real time display fuel gas vehicle and fuel state, vehicle accumulator voltage monitoring, gas leakage information and security alarm, vehicle environmental monitoring temperature and warning, intelligent fault process multiple function, chaufeur is facilitated to understand vehicle gas information, be convenient to care and maintenance, efficiently avoid the safety misadventure caused because of gas leakage.
To achieve these goals, technical scheme of the present invention:
A kind of vehicle fuel combination instrument, it includes power management module, digital tolerance acquisition module, fuel state collection and automatic switching module, gas leakage collection and alarm module, vehicle environmental temperature acquisition and alarm module, instrument controller, LCD MODULE, buzzer phone, IO interface and trouble diagnosing and processing module, wherein:
Described power management module, digital tolerance acquisition module, fuel state collection and automatic switching module, gas leakage collection and alarm module, vehicle environmental temperature acquisition and alarm module, IO interface, trouble diagnosing and processing module are bi-directionally connected with described instrument controller respectively, described instrument controller first mouth connects described LCD MODULE control input end, and described instrument controller second mouth connects described buzzer phone control input end.
Further, also include multifunctional button, this multifunctional button mouth connects described instrument controller input end.
Further, also include CAN communication interface, this CAN communication interface and described instrument controller are bi-directionally connected.
A kind of vehicle fuel combination instrument control method, it includes:
Method one, described IO interface connect gas quantitative transducer, and tolerance, by this gas quantitative transducer collection residue tolerance signal, through the process of digital tolerance acquisition module, and is shown with two digits by described LCD MODULE by described instrument controller; Described digital tolerance acquisition module, when tolerance is lower than 3Mpa, carries out digital flickering display by LCD MODULE, and is blue by tolerance information displaying color;
Method two, described IO interface connect fuel state sensor and Fuel switching control cock, described instrument controller gathers fuel state by this fuel state sensor, through fuel state collection and automatic switching module process and store-memory, and control the automatic switchover that Fuel switching control cock carries out fuel, export Fuel switching signal simultaneously; Simultaneously by described LCD MODULE display Current fuel state, display information is " fuel oil ", " combustion gas " printed words;
Method three, described IO interface connect eight gas leakage sensor, and described instrument controller gathers gas leakage signal by these eight gas leakage sensor, through gas leakage collection and alarm module process, if leak, then:
By described LCD MODULE display " leakage " printed words, show " L1 ", " L2 ", " L3 ", " L4 " " L5 ", " L6 ", " L7 ", " L8 " printed words to should the position of eight gas leakage sensor, now information displaying color be redness simultaneously;
The warning that pipes is carried out by described buzzer phone;
Method four, described IO interface connect three temperature sensors, and described instrument controller gathers vehicle interior temperature signal by these three temperature sensors, through vehicle environmental temperature acquisition and alarm module process, when temperature exceedes preset alarm temperature, then:
By the display of described LCD MODULE " H1 ", " H2 ", " H3 " printed words to should the position of three temperature sensors, now information displaying color be redness;
The warning that pipes is carried out by described buzzer phone.
Further, described IO interface connects electrical quantity sensor, described instrument controller is by the electric quantity signal of this electrical quantity sensor collection vehicle storage battery, by power management module process, and shown by LCD MODULE, display information color is red, as electricity is too low, then carries out the warning that pipes by buzzer phone simultaneously.
Further, described multifunctional button uses,
Shortly to press, Fuel switching control cock is automatically switched, export Fuel switching signal simultaneously;
Long by 3 seconds, LCD MODULE display information is converted;
By 5 times in 10 seconds, close All Alerts.
Further, described CAN communication interface connects peripheral control unit, and described instrument controller receives the data message that peripheral control unit sends, and exports instrument to collect, display information to peripheral control unit simultaneously.
Further, described trouble diagnosing and processing module are carried out oneself and are detected, judge whether power management module, digital tolerance acquisition module, fuel state collection and automatic switching module, gas leakage collection and alarm module, vehicle environmental temperature acquisition and alarm module, instrument controller, multifunctional button, LCD MODULE, buzzer phone, IO interface and CAN communication interface exist fault, as there is fault, by LCD MODULE display " fault " printed words, and corresponding failure message.
Beneficial effect of the present invention: be integrated with the tolerance of in real time display fuel gas vehicle and fuel state, vehicle accumulator voltage monitoring, gas leakage information and security alarm, vehicle environmental monitoring temperature and warning, intelligent fault process multiple function, chaufeur is facilitated to understand vehicle gas information, be convenient to care and maintenance, efficiently avoid the safety misadventure caused because of gas leakage.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present invention.
Detailed description of the invention
The present invention is further described below in conjunction with specific embodiment and accompanying drawing.
One is vehicle fuel combination instrument as described in Figure 1, it includes power management module 1, digital tolerance acquisition module 2, fuel state collection and automatic switching module 3, gas leakage collection and alarm module 4, vehicle environmental temperature acquisition and alarm module 5, instrument controller 6, LCD MODULE 8, buzzer phone 9, IO interface 10 and trouble diagnosing and processing module 12, wherein:
Power management module 1, digital tolerance acquisition module 2, fuel state collection and automatic switching module 3, gas leakage collection and alarm module 4, vehicle environmental temperature acquisition and alarm module 5, IO interface 10, trouble diagnosing and processing module 12 are bi-directionally connected with instrument controller 6 respectively, instrument controller 6 first mouth connects LCD MODULE 8 control input end, and instrument controller 6 second mouth connects buzzer phone 9 control input end.
Instrument also includes multifunctional button 7, and this multifunctional button 7 mouth connects instrument controller 6 input end.And including CAN communication interface 11, this CAN communication interface 11 is bi-directionally connected with instrument controller 6.
Wherein, power management module 1, for providing electric energy;
Numeral tolerance acquisition module 2, for collection vehicle residue tolerance, and is shown with two digits form by LCD MODULE 8;
Fuel state gathers and automatic switching module 3, shows Current fuel state by LCD MODULE 8, the state of memory fuel, and automatically carries out the switching of fuel;
Gas leakage gathers and alarm module 4, for gathering the signal that external sensor exports, and judges whether to leak, if leak, then automatically carries out sound and light alarm by LCD MODULE 8 and buzzer phone 9;
Vehicle environmental temperature acquisition and alarm module 5, for monitoring and collection vehicle ambient temperature, when exceeding default alarm temperature, then carry out sound and light alarm by LCD MODULE 8 and buzzer phone 9 automatically;
Instrument controller 6, for coordinating the master controller effectively run between each module, the various signals gathered as processed, liquid crystal display content-control, buzzer warning control, output signal, the process of CAN data transmit-receive;
Multifunctional button 7, by pressing this button, can realize different operations;
LCD MODULE 8, for showing the information such as tolerance, fuel state, gas leakage, temperature, fault;
Buzzer phone 9, for warning or the reminding effect of sounding a buzzer;
IO interface 10, for gathering tolerance, leakage, temperature sensor signal, exports Fuel switching signal;
CAN communication interface 11, for carrying out communication with peripheral control unit, receives the information such as temperature, tolerance that peripheral control unit sends, and instrument to collect, display information is exported to other controllers on vehicle simultaneously;
Trouble diagnosing and processing module 12, detect for teaching display stand, judge whether each module exists fault, and show testing result by LCD MODULE 8.
The invention also discloses the control method of aforementioned vehicle fuel combination instrument, include:
Method one, IO interface 10 connect gas quantitative transducer, and instrument controller 6, by this gas quantitative transducer collection residue tolerance signal, is processed through digital tolerance acquisition module 2, and tolerance shown with two digits by LCD MODULE 8; Numeral tolerance acquisition module 2, when tolerance is lower than 3Mpa, carries out digital flickering display by LCD MODULE 8, and is blue by tolerance information displaying color;
Method two, IO interface 10 connect fuel state sensor and Fuel switching control cock, instrument controller 6 gathers fuel state by this fuel state sensor, process and store-memory through fuel state collection and automatic switching module 3, and control the automatic switchover that Fuel switching control cock carries out fuel, export Fuel switching signal; Show Current fuel state by LCD MODULE 8, display information is " fuel oil ", " combustion gas " printed words simultaneously;
Method three, IO interface 10 can connect at most eight gas leakage sensor, in this example, this IO interface 10 connects eight gas leakage sensor, instrument controller 6 gathers gas leakage signal by these eight gas leakage sensor, process through gas leakage collection and alarm module 4, if leak, then:
" leakage " printed words are shown by LCD MODULE 8, show the position of " L1 ", " L2 ", " L3 ", " L4 " " L5 ", " L6 ", " L7 ", corresponding eight gas leakage sensor of " L8 " printed words simultaneously, the relevant position of leaking occurs to remind driver vehicle, and now information displaying color is red;
The warning that pipes is carried out by described buzzer phone 9;
Method four, IO interface 10 can connect at most three temperature sensors, in this example, this IO interface 10 connects three temperature sensors, instrument controller 6 gathers vehicle interior temperature signal by these three temperature sensors, process through vehicle environmental temperature acquisition and alarm module 5, as temperature exceedes preset alarm temperature, then:
Shown the position of " H1 ", " H2 ", corresponding three temperature sensors of " H3 " printed words by LCD MODULE 8, with the position of reminding driver vehicle's temperature too high, now information displaying color is red;
The warning that pipes is carried out by buzzer phone (9).
Except above-mentioned four major control methods, also there is following use:
IO interface 10 connects electrical quantity sensor, instrument controller 6, by the electric quantity signal of this electrical quantity sensor collection vehicle storage battery, is processed by power management module 1, and is shown by LCD MODULE 8, as electricity is too low, then carry out by buzzer phone 9 warning that pipes.
Use for multifunctional button 7:
Shortly to press, Fuel switching control cock is automatically switched, export Fuel switching signal;
Long by 3 seconds, information is shown to LCD MODULE 8 and converts;
By 5 times in 10 seconds, close All Alerts.
IO interface 10 connects peripheral control unit, and instrument controller 6 receives the data message that peripheral control unit sends, and exports instrument to collect, display information to peripheral control unit simultaneously.
Trouble diagnosing and processing module 12 are carried out oneself and are detected, judge whether power management module 1, digital tolerance acquisition module 2, fuel state collection and automatic switching module 3, gas leakage collection and alarm module 4, vehicle environmental temperature acquisition and alarm module 5, instrument controller 6, multifunctional button 7, LCD MODULE 8, buzzer phone 9, IO interface 10 and CAN communication interface 11 exist fault, as there is fault, " fault " printed words are shown by LCD MODULE 9, and corresponding failure message.
Above the technical scheme that the embodiment of the present invention provides is described in detail, apply specific case herein to set forth the principle of the embodiment of the present invention and embodiment, the explanation of above embodiment is only applicable to the principle helping to understand the embodiment of the present invention; Meanwhile, for one of ordinary skill in the art, according to the embodiment of the present invention, detailed description of the invention and field of application all will change, and in sum, this description should not be construed as limitation of the present invention.
Claims (8)
1. a vehicle fuel combination instrument, it is characterized in that: include power management module (1), digital tolerance acquisition module (2), fuel state collection and automatic switching module (3), gas leakage collection and alarm module (4), vehicle environmental temperature acquisition and alarm module (5), instrument controller (6), LCD MODULE (8), buzzer phone (9), IO interface (10) and trouble diagnosing and processing module (12), wherein:
Described power management module (1), numeral tolerance acquisition module (2), fuel state gathers and automatic switching module (3), gas leakage gathers and alarm module (4), vehicle environmental temperature acquisition and alarm module (5), IO interface (10), trouble diagnosing and processing module (12) are bi-directionally connected with described instrument controller (6) respectively, described instrument controller (6) first mouth connects described LCD MODULE (8) control input end, described instrument controller (6) second mouth connects described buzzer phone (9) control input end.
2. a kind of vehicle fuel combination instrument according to claim 1, it is characterized in that: also include multifunctional button (7), this multifunctional button (7) mouth connects described instrument controller (6) input end.
3. a kind of vehicle fuel combination instrument according to claim 1 or 2, is characterized in that: also include CAN communication interface (11), and this CAN communication interface (11) and described instrument controller (6) are bi-directionally connected.
4., according to the arbitrary described vehicle fuel combination instrument control method of claim 1-3, it is characterized in that, include:
Method one, described IO interface (10) connect gas quantitative transducer, described instrument controller (6) is by this gas quantitative transducer collection residue tolerance signal, through digital tolerance acquisition module (2) process, and by described LCD MODULE (8), tolerance is shown with two digits; Described digital tolerance acquisition module (2), when tolerance is lower than 3Mpa, carries out digital flickering display by LCD MODULE (8), and is blue by tolerance information displaying color;
Method two, described IO interface (10) connect fuel state sensor and Fuel switching control cock, described instrument controller (6) gathers fuel state by this fuel state sensor, through fuel state collection and automatic switching module (3) process also store-memory, and control the automatic switchover that Fuel switching control cock carries out fuel, export Fuel switching signal; Simultaneously by described LCD MODULE (8) display Current fuel state, display information is " fuel oil ", " combustion gas " printed words;
Method three, described IO interface (10) connect eight gas leakage sensor, described instrument controller (6) gathers gas leakage signal by these eight gas leakage sensor, through gas leakage collection and alarm module (4) process, if leak, then:
By described LCD MODULE (8) display " leakage " printed words, show " L1 ", " L2 ", " L3 ", " L4 " " L5 ", " L6 ", " L7 ", " L8 " printed words to should the position of eight gas leakage sensor, now information displaying color be redness simultaneously;
The warning that pipes is carried out by described buzzer phone (9);
Method four, described IO interface (10) connect three temperature sensors, described instrument controller (6) gathers vehicle interior temperature signal by these three temperature sensors, through vehicle environmental temperature acquisition and alarm module (5) process, when temperature exceedes preset alarm temperature, then:
By described LCD MODULE (8) display " H1 ", " H2 ", " H3 " printed words to should the position of three temperature sensors, now information displaying color be redness;
The warning that pipes is carried out by described buzzer phone (9).
5. vehicle fuel combination instrument control method according to claim 4, it is characterized in that: described IO interface (10) connects electrical quantity sensor, described instrument controller (6) is by the electric quantity signal of this electrical quantity sensor collection vehicle storage battery, processed by power management module (1), and by LCD MODULE (8) display, display information color is red, as electricity is too low, then carry out the warning that pipes by buzzer phone (9) simultaneously.
6. vehicle fuel combination instrument control method according to claim 4, is characterized in that: described multifunctional button (7) uses,
Shortly to press, Fuel switching control cock is automatically switched, export Fuel switching signal simultaneously;
Long by 3 seconds, LCD MODULE (8) display information is converted;
By 5 times in 10 seconds, close All Alerts.
7. vehicle fuel combination instrument control method according to claim 4, it is characterized in that: described CAN communication interface (11) connects peripheral control unit, described instrument controller (6) receives the data message that peripheral control unit sends, and exports instrument to collect, display information to peripheral control unit simultaneously.
8. vehicle fuel combination instrument control method according to claim 4, it is characterized in that: described trouble diagnosing and processing module (12) are carried out oneself and detected, judge power management module (1), numeral tolerance acquisition module (2), fuel state gathers and automatic switching module (3), gas leakage gathers and alarm module (4), vehicle environmental temperature acquisition and alarm module (5), instrument controller (6), multifunctional button (7), LCD MODULE (8), buzzer phone (9), whether IO interface (10) and CAN communication interface (11) exist fault, as there is fault, by LCD MODULE (9) display " fault " printed words, and corresponding failure message.
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| CN201510727282.XA CN105291838A (en) | 2015-10-30 | 2015-10-30 | Automobile gas combination instrument and control method thereof |
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| CN201510727282.XA CN105291838A (en) | 2015-10-30 | 2015-10-30 | Automobile gas combination instrument and control method thereof |
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Cited By (5)
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| CN106128044A (en) * | 2016-08-23 | 2016-11-16 | 重庆盟讯电子科技有限公司 | A kind of gas combustion automobile tolerance display leakage alarm |
| CN109209660A (en) * | 2018-09-13 | 2019-01-15 | 湖北谊立舜达动力科技有限公司 | A kind of natural gas engine auxiliary fuel supply-system |
| CN110549850A (en) * | 2019-09-03 | 2019-12-10 | 真兰仪表科技有限公司 | Combined gas meter and control method thereof |
| CN114905967A (en) * | 2022-06-15 | 2022-08-16 | 一汽解放汽车有限公司 | Method and device for identifying fuel type of commercial vehicle meter and computer equipment |
| CN115402093A (en) * | 2022-09-29 | 2022-11-29 | 东风汽车股份有限公司 | Integrated commercial vehicle gas leakage alarm device and use method thereof |
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