CN107402349A - The just abnormal detection method of switch and device in a kind of vehicle - Google Patents
The just abnormal detection method of switch and device in a kind of vehicle Download PDFInfo
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- CN107402349A CN107402349A CN201710639132.2A CN201710639132A CN107402349A CN 107402349 A CN107402349 A CN 107402349A CN 201710639132 A CN201710639132 A CN 201710639132A CN 107402349 A CN107402349 A CN 107402349A
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- Prior art keywords
- switch
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- vehicle
- state information
- information
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
Abstract
The disclosure is directed to a kind of just abnormal detection method of switch in vehicle and device, belong to vehicle electronics technical field.Method includes：The prompt message for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle is shown on a display screen；Obtain the current switch states information corresponding with target switch in the controller of target vehicle；It is determined that expected switching-state information corresponding with predetermined registration operation, and current switch states information and expected switching-state information are subjected to matching contrast；If current switch states information can match with expected switching-state information, it is determined that target switch is working properly；If current switch states information can not match with expected switching-state information, it is determined that target switch work is abnormal.By method provided in an embodiment of the present invention, the current switch states information in the controller in target vehicle can be read, to judge whether target switch work is normal.
Description
Technical field
The disclosure is directed to vehicle electronics technical field, especially with respect to a kind of just abnormal inspection of switch in vehicle
Survey method and apparatus.
Background technology
In auto manufacturing, before the vehicle of assembling is lifted down from production line, vehicle is electrically examined
Survey.Wherein, including the detection to various switches on vehicle, to determine that switch can be with normal work.In the related art, it is to pass through
Manual operation is come the detection that is switched.
Some switches are can to put capable operation into by manually split, and whether just to judge these switches by estimation mode
Often work.However, although other switch can put capable operation into by manually split, estimation mode can not be passed through
To judge whether these switches can normal works.For example, brake switch, clutch switch be exactly can not by estimation mode come
Judge whether the switch of energy normal work.Because testing staff is when being turned on and off brake switch, clutch switch, if
Vehicle is not in transport condition, then can only see testing staff and be turned on and off brake switch, clutch switch, but can't see
Brake switch, clutch switch cannot also judge whether these switches can be normal to unlatching or the reaction of shutoff operation
Work.
The content of the invention
In order to overcome problem present in correlation technique, present disclose provides following technical scheme：
According to the first aspect of the embodiment of the present disclosure, there is provided the just abnormal detection method of switch in a kind of vehicle,
Methods described includes：
Show and believe for prompting inspector to carry out the prompting of predetermined registration operation to the target switch of target vehicle on a display screen
Breath；
Obtain the current switch states information corresponding with the target switch in the controller of the target vehicle；
It is determined that expected switching-state information corresponding with the predetermined registration operation, and by the current switch states information and institute
State expected switching-state information and carry out matching contrast；
If the current switch states information can match with the expected switching-state information, it is determined that the target
Switch is normal；
If the current switch states information can not match with the expected switching-state information, it is determined that the mesh
It is abnormal to mark switch.
Alternatively, the predetermined registration operation includes opening the operation of target switch and closes the operation of target switch；
Expected switching-state information includes corresponding to the predetermined registration operation：
Expected switching-state information is in opening state for expression target switch corresponding to the operation for opening target switch
The information of state；
Expected switching-state information corresponding to the operation for closing target switch closes shape to represent that target switch is in
The information of state.
Alternatively, current switch states corresponding with the target switch letter in the controller of the target vehicle is obtained
Breath, including：
By the vehicle diagnostics interface set in the target vehicle, obtain in the controller of the target vehicle with institute
State current switch states information corresponding to target switch.
Alternatively, methods described also includes：
By the mark of target switch and the testing result corresponding record of target switch.
Alternatively, the target switch includes brake switch and/or clutch switch；
If the target switch is the clutch switch, methods described also includes：
Judge whether the target vehicle is equipped with the clutch switch, use is shown on a display screen if so, then performing
The prompt message of predetermined registration operation is carried out to the target switch of target vehicle in prompting inspector.
According to the second aspect of the embodiment of the present disclosure, there is provided the just abnormal detection means of switch in a kind of vehicle,
Described device includes：
Display module, for showing on a display screen for prompting inspector to preset the target switch of target vehicle
The prompt message of operation；
Acquisition module, the current switch corresponding with the target switch in the controller for obtaining the target vehicle
Status information；
Contrast module, for determining expected switching-state information corresponding with the predetermined registration operation, and currently opened described
Off status information carries out matching contrast with the expected switching-state information；
First determining module, for that can match when the current switch states information and the expected switching-state information
When, determine that the target switch is working properly；
Second determining module, for can not phase when the current switch states information and the expected switching-state information
Timing, determine that the target switch work is abnormal.
Alternatively, the predetermined registration operation includes opening the operation of target switch and closes the operation of target switch；
Expected switching-state information includes corresponding to the predetermined registration operation：
Expected switching-state information is in opening state for expression target switch corresponding to the operation for opening target switch
The information of state；
Expected switching-state information corresponding to the operation for closing target switch closes shape to represent that target switch is in
The information of state.
Alternatively, the acquisition module is used to passing through the vehicle diagnostics interface that sets in the target vehicle, described in acquisition
Current switch states information corresponding with the target switch in the controller of target vehicle.
Alternatively, described device also includes：
Logging modle, for by the testing result corresponding record of the mark of target switch and target switch.
Alternatively, the target switch includes brake switch and/or clutch switch；
If the target switch is the clutch switch, described device also includes：
Judge module, for judging whether the target vehicle is equipped with the clutch switch, if so, then performing aobvious
Show that screen display is used for the prompt message for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle.
The technical scheme provided by this disclosed embodiment can include the following benefits：
It is whether normal without going check valve to work by estimation mode by method provided in an embodiment of the present invention, turn
And the current switch states information in the controller in target vehicle can be read, to judge whether target switch work is normal.
It should be appreciated that the general description and following detailed description of the above are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and forms the part of this specification, shows the implementation for meeting the disclosure
Example, and be used to together with specification to explain the principle of the disclosure.In the accompanying drawings：
Fig. 1 is the stream of the just abnormal detection method of switch in a kind of vehicle according to an exemplary embodiment
Cheng Tu；
Fig. 2 is the knot of the just abnormal detection means of switch in a kind of vehicle according to an exemplary embodiment
Structure schematic diagram；
Fig. 3 is a kind of structural representation of terminal according to an exemplary embodiment.
Pass through above-mentioned accompanying drawing, it has been shown that the clear and definite embodiment of the disclosure, will hereinafter be described in more detail.These accompanying drawings
It is not intended to limit the scope of disclosure design by any mode with word description, but is by reference to specific embodiment
Those skilled in the art illustrate the concept of the disclosure.
Embodiment
Here exemplary embodiment will be illustrated in detail, its example is illustrated in the accompanying drawings.Following description is related to
During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represent same or analogous key element.Following exemplary embodiment
Described in embodiment do not represent all embodiments consistent with the disclosure.On the contrary, they be only with it is such as appended
The example of the consistent apparatus and method of some aspects be described in detail in claims, the disclosure.
The embodiments of the invention provide a kind of just abnormal detection method of switch in vehicle, this method can be by end
Realize at end.Wherein, terminal can be that tablet personal computer, desktop computer, notebook etc. can be used for detecting vehicle
Detection device.Terminal can include the parts such as processor, memory.Processor, can be CPU (Central
Processing Unit, CPU) etc., can be used for obtain target vehicle controller in target switch pair
The current switch states information answered, waits processing.Memory, can be that RAM (deposit by Random Access Memory, arbitrary access
Reservoir), Flash (flash memory) etc., it can be used for storing life in the data received, the data needed for processing procedure, processing procedure
Into data etc., such as day be expected switching-state information.
Terminal can also include transceiver, input block, display unit, audio output part etc..Transceiver, it can be used for
Carry out data transmission with vehicle.Input block can be touch-screen, keyboard, mouse etc..Audio output part can be audio amplifier, ear
Machine etc..
The exemplary embodiment of the disclosure one provides a kind of just abnormal detection method of switch in vehicle, such as Fig. 1
Shown, the handling process of this method can include the steps：
Step S110, show on a display screen for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle
Prompt message.
In force, the method that the present embodiment provides can be implemented in detection device.First, detection device can be with car
The vehicle diagnostics interface set in is attached.Then, when detection device can be with the vehicle diagnostics interface that is set in vehicle
After connecting, it can be used to prompt inspector to carry out the target switch of target vehicle in the display screen display of detection device
The prompt message of predetermined registration operation.Alternatively, predetermined registration operation includes opening the operation of target switch and closes the operation of target switch.
Testing staff see display screen display be used for prompt inspector to carry out predetermined registration operation to the target switch of target vehicle
After prompt message, operation required on display screen such as brake pedal switch, switch of loosening the brake can be carried out.
Step S120, obtain the current switch states information corresponding with target switch in the controller of target vehicle.
In the inside of target vehicle, with target switch such as brake switch, the controller being connected is engine controller, because
The current switch states information of this brake switch can be read in engine controller.So it is alternatively possible to pass through mesh
The vehicle diagnostics interface set in mark vehicle, obtains the current switch shape corresponding with target switch in the controller of target vehicle
State information.
Alternatively, engine controller can be stored multiple history switching-state informations corresponding to target switch,
Detection device is by the vehicle diagnostics interface set in target vehicle, and according to read cycle, reading is stored in engine controller
In multiple history switching-state informations.Subsequently, detection device can be preset accordingly for multiple history switching-state informations
Mode of operation, multiple history switching-state informations are detected one by one.
Step S130, it is determined that expected switching-state information corresponding with predetermined registration operation, and by current switch states information with
It is expected that switching-state information carries out matching contrast.
Alternatively, expected switching-state information includes corresponding to predetermined registration operation：Open pre- corresponding to the operation of target switch
Phase switching-state information is in the information of opening for expression target switch；Expection corresponding to the operation of target switch is closed to open
The information that off status information is closed for expression target switch.
Step S140, if current switch states information can match with expected switching-state information, it is determined that target is opened
Close working properly.
Step S150, if current switch states information can not match with expected switching-state information, it is determined that target
Switch is abnormal.
Alternatively, the method that the present embodiment provides also includes：By the mark of target switch and the testing result of target switch
Corresponding record.
The mark of target switch can be obtained first, by its testing result corresponding record with target switch, in order to rear
It is continuous can inquire about each switch work it is whether normal.
Alternatively, target switch includes brake switch and/or clutch switch.
If target switch is clutch switch, the method that the present embodiment provides also includes：Judge whether target vehicle fills
Equipped with clutch switch, shown on a display screen if so, then performing for prompting inspector to enter the target switch of target vehicle
The prompt message of row predetermined registration operation.
It should be noted that clutch switch is not essential element, not necessarily all vehicle is equipped with clutch switch.
Therefore, if target switch is clutch switch, before the step S110 that the present embodiment provides is performed, mesh can first be judged
Whether mark vehicle is equipped with clutch switch.Specifically, target vehicle can be judged whether by reading vehicle configuration information
It is equipped with clutch switch.Vehicle configuration information includes the information for representing whether target vehicle is configured with clutch switch.In advance
If operation then for let slip the clutch switch, release the clutch pedal switch.In addition, the control being connected with clutch switch
Device processed is entire car controller, it is therefore desirable to current switch states information is read in entire car controller.
It is whether normal without going check valve to work by estimation mode by method provided in an embodiment of the present invention, turn
And the current switch states information in the controller in target vehicle can be read, to judge whether target switch work is normal.
Disclosure further example embodiment provides a kind of just abnormal detection means of switch in vehicle, such as schemes
Shown in 2, the device includes：
Display module 210, for showing on a display screen for prompting inspector to carry out the target switch of target vehicle
The prompt message of predetermined registration operation；
Acquisition module 220, it is corresponding with the target switch current in the controller for obtaining the target vehicle
Switching-state information；
Contrast module 230, for determining expected switching-state information corresponding with the predetermined registration operation, and will be described current
Switching-state information carries out matching contrast with the expected switching-state information；
First determining module 240, for when the current switch states information and the expected switching-state information energy phase
During matching, determine that the target switch is working properly；
Second determining module 250, for can not when the current switch states information and the expected switching-state information
When matching, determine that the target switch work is abnormal.
Alternatively, the predetermined registration operation includes opening the operation of target switch and closes the operation of target switch；
Expected switching-state information includes corresponding to the predetermined registration operation：
Expected switching-state information is in opening state for expression target switch corresponding to the operation for opening target switch
The information of state；
Expected switching-state information corresponding to the operation for closing target switch closes shape to represent that target switch is in
The information of state.
Alternatively, the acquisition module is used to passing through the vehicle diagnostics interface that sets in the target vehicle, described in acquisition
Current switch states information corresponding with the target switch in the controller of target vehicle.
Alternatively, described device also includes：
Logging modle, for by the testing result corresponding record of the mark of target switch and target switch.
Alternatively, the target switch includes brake switch and/or clutch switch；
If the target switch is the clutch switch, described device also includes：
Judge module, for judging whether the target vehicle is equipped with the clutch switch, if so, then performing aobvious
Show that screen display is used for the prompt message for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle.
On the device in above-described embodiment, wherein modules perform the concrete mode of operation in relevant this method
Embodiment in be described in detail, explanation will be not set forth in detail herein.
It is whether normal without going check valve to work by estimation mode by device provided in an embodiment of the present invention, turn
And the current switch states information in the controller in target vehicle can be read, to judge whether target switch work is normal.
It should be noted that：The just abnormal detection means of switch is in detection car in the vehicle that above-described embodiment provides
When middle switch is just abnormal, only with the division progress of above-mentioned each functional module for example, in practical application, Ke Yigen
Above-mentioned function distribution is completed by different functional modules according to needs, i.e., the internal structure of terminal is divided into different functions
Module, to complete all or part of function described above.In addition, above-described embodiment provide vehicle in switch just not
Normal detection means belongs to same design with the just abnormal detection method embodiment of switch in vehicle, and it is implemented
Process refers to embodiment of the method, repeats no more here.
The another exemplary embodiment of the disclosure shows a kind of structural representation of terminal.
Reference picture 3, terminal 700 can include following one or more assemblies：Processing component 702, memory 704, power supply
Component 706, multimedia groupware 708, audio-frequency assembly 710, the interface 712 of input/output (I/O), sensor cluster 714.
Processing component 702 generally controls the integrated operation of terminal 700.Treatment element 702 can include at one or more
Reason device 720 carrys out execute instruction, to complete all or part of step of above-mentioned method.In addition, processing component 702 can include one
Individual or multiple modules, the interaction being easy between processing component 702 and other assemblies.For example, processing component 702 can include more matchmakers
Module, to facilitate the interaction between multimedia groupware 708 and processing component 702.
Memory 704 is configured as storing various types of data to support the operation in terminal 700.These data are shown
Example includes the instruction of any application program or method for being operated in terminal 700, contact data, telephone book data, disappears
Breath, picture, video etc..Memory 704 can be by any kind of volatibility or non-volatile memory device or their group
Close and realize, as static RAM (SRAM), Electrically Erasable Read Only Memory (EEPROM) are erasable to compile
Journey read-only storage (EPROM), programmable read only memory (PROM), read-only storage (ROM), magnetic memory, flash
Device, disk or CD.
Electric power assembly 706 provides electric power for the various assemblies of terminal 700.Electric power assembly 706 can include power management system
System, one or more power supplys, and other components associated with generating, managing and distributing electric power for audio output apparatus 700.
Multimedia groupware 708 is included in the screen of one output interface of offer between the terminal 700 and user.One
In a little embodiments, screen can include liquid crystal display (LCD) and touch panel (TP).If screen includes touch panel, screen
Curtain may be implemented as touch-screen, to receive the input signal from user.Touch panel includes one or more touch sensings
Device is with the gesture on sensing touch, slip and touch panel.The touch sensor can not only sensing touch or sliding action
Border, but also detect and touched or the related duration and pressure of slide with described.In certain embodiments, more matchmakers
Body component 708 includes a front camera and/or rear camera.When terminal 700 is in operator scheme, such as screening-mode or
During video mode, front camera and/or rear camera can receive outside multi-medium data.Each front camera and
Rear camera can be a fixed optical lens system or have focusing and optical zoom capabilities.
Audio-frequency assembly 710 is configured as output and/or input audio signal.
I/O interfaces 712 provide interface between processing component 702 and peripheral interface module, and above-mentioned peripheral interface module can
To be button etc..
Sensor cluster 714 includes one or more sensors, and the state for providing various aspects for terminal 700 is commented
Estimate.Sensor cluster 714 can be changed with the position of 700 1 components of detection terminal 700 or terminal, and the orientation of terminal 700 or acceleration/
The temperature change slowed down with terminal 700.Sensor cluster 714 can include proximity transducer, be configured to not any
Physical contact when detect nearby object presence.Sensor cluster 714 can also include optical sensor, as CMOS or CCD schemes
As sensor, for being used in imaging applications.In certain embodiments, the sensor cluster 714 can also include acceleration
Sensor, gyro sensor, Magnetic Sensor, pressure sensor or temperature sensor.
In the exemplary embodiment, terminal 700 can be believed by one or more application specific integrated circuits (ASIC), numeral
Number processor (DSP), digital signal processing appts (DSPD), PLD (PLD), field programmable gate array
(FPGA), controller, microcontroller, microprocessor or other electronic components are realized, for performing the above method.
In the exemplary embodiment, a kind of computer-readable recording medium including instructing is additionally provided, such as including referring to
The memory 704 of order, above-mentioned instruction can be performed to complete the above method by the processor 720 of terminal 700.For example, the calculating
Machine readable storage medium storing program for executing can be ROM, random access memory (RAM), CD-ROM, tape, floppy disk and optical data storage devices
Deng.
The another embodiment of the disclosure provides a kind of computer-readable recording medium, the instruction in the storage medium
By terminal computing device when so that terminal is able to carry out：
Show and believe for prompting inspector to carry out the prompting of predetermined registration operation to the target switch of target vehicle on a display screen
Breath；
Obtain the current switch states information corresponding with the target switch in the controller of the target vehicle；
It is determined that expected switching-state information corresponding with the predetermined registration operation, and by the current switch states information and institute
State expected switching-state information and carry out matching contrast；
If the current switch states information can match with the expected switching-state information, it is determined that the target
Switch is normal；
If the current switch states information can not match with the expected switching-state information, it is determined that the mesh
It is abnormal to mark switch.
Alternatively, the predetermined registration operation includes opening the operation of target switch and closes the operation of target switch；
Expected switching-state information includes corresponding to the predetermined registration operation：
Expected switching-state information is in opening state for expression target switch corresponding to the operation for opening target switch
The information of state；
Expected switching-state information corresponding to the operation for closing target switch closes shape to represent that target switch is in
The information of state.
Alternatively, current switch states corresponding with the target switch letter in the controller of the target vehicle is obtained
Breath, including：
By the vehicle diagnostics interface set in the target vehicle, obtain in the controller of the target vehicle with institute
State current switch states information corresponding to target switch.
Alternatively, methods described also includes：
By the mark of target switch and the testing result corresponding record of target switch.
Alternatively, the target switch includes brake switch and/or clutch switch；
If the target switch is the clutch switch, methods described also includes：
Judge whether the target vehicle is equipped with the clutch switch, use is shown on a display screen if so, then performing
The prompt message of predetermined registration operation is carried out to the target switch of target vehicle in prompting inspector.
Those skilled in the art will readily occur to the disclosure its after considering specification and putting into practice disclosure disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledges in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by following
Claim is pointed out.
It should be appreciated that the precision architecture that the disclosure is not limited to be described above and is shown in the drawings, and
And various modifications and changes can be being carried out without departing from the scope.The scope of the present disclosure is only limited by appended claim.
Claims (10)
1. the just abnormal detection method of switch in a kind of vehicle, it is characterised in that methods described includes：
The prompt message for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle is shown on a display screen；
Obtain the current switch states information corresponding with the target switch in the controller of the target vehicle；
It is determined that expected switching-state information corresponding with the predetermined registration operation, and by the current switch states information with it is described pre-
Phase switching-state information carries out matching contrast；
If the current switch states information can match with the expected switching-state information, it is determined that the target switch
It is working properly；
If the current switch states information can not match with the expected switching-state information, it is determined that the target is opened
It is abnormal to close work.
2. according to the method for claim 1, it is characterised in that the predetermined registration operation include open target switch operation and
Close the operation of target switch；
Expected switching-state information includes corresponding to the predetermined registration operation：
Expected switching-state information is in opening for expression target switch corresponding to the operation for opening target switch
Information；
Expected switching-state information represents that target switch is closed corresponding to the operation for closing target switch
Information.
3. according to the method for claim 1, it is characterised in that obtain in the controller of the target vehicle with the mesh
Current switch states information corresponding to mark switch, including：
By the vehicle diagnostics interface set in the target vehicle, obtain in the controller of the target vehicle with the mesh
Current switch states information corresponding to mark switch.
4. described method according to claim 1, it is characterised in that methods described also includes：
By the mark of target switch and the testing result corresponding record of target switch.
5. described method according to claim 1, it is characterised in that the target switch includes brake switch and/or clutch
Device switchs；
If the target switch is the clutch switch, methods described also includes：
Judge whether the target vehicle is equipped with the clutch switch, shown on a display screen if so, then performing for carrying
Show that inspector carries out the prompt message of predetermined registration operation to the target switch of target vehicle.
6. the just abnormal detection means of switch in a kind of vehicle, it is characterised in that described device includes：
Display module, for showing on a display screen for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle
Prompt message；
Acquisition module, the current switch states corresponding with the target switch in the controller for obtaining the target vehicle
Information；
Contrast module, for determining expection switching-state information corresponding with the predetermined registration operation, and by the current switch shape
State information carries out matching contrast with the expected switching-state information；
First determining module, for when the current switch states information and the expected switching-state information can match,
Determine that the target switch is working properly；
Second determining module, for that can not match when the current switch states information and the expected switching-state information
When, determine that the target switch work is abnormal.
7. device according to claim 6, it is characterised in that the predetermined registration operation include open target switch operation and
Close the operation of target switch；
Expected switching-state information includes corresponding to the predetermined registration operation：
Expected switching-state information is in opening for expression target switch corresponding to the operation for opening target switch
Information；
Expected switching-state information represents that target switch is closed corresponding to the operation for closing target switch
Information.
8. device according to claim 6, it is characterised in that the acquisition module is used to pass through to be set in the target vehicle
The vehicle diagnostics interface put, obtain the current switch states corresponding with the target switch in the controller of the target vehicle
Information.
9. described device according to claim 6, it is characterised in that described device also includes：
Logging modle, for by the testing result corresponding record of the mark of target switch and target switch.
10. described device according to claim 6, it is characterised in that the target switch includes brake switch and/or clutch
Device switchs；
If the target switch is the clutch switch, described device also includes：
Judge module, for judging whether the target vehicle is equipped with the clutch switch, if so, then performing in display screen
On show prompt message for prompting inspector to carry out predetermined registration operation to the target switch of target vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710639132.2A CN107402349B (en) | 2017-07-31 | 2017-07-31 | Method and device for detecting whether switch in vehicle is working normally or not |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710639132.2A CN107402349B (en) | 2017-07-31 | 2017-07-31 | Method and device for detecting whether switch in vehicle is working normally or not |
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| CN107402349A true CN107402349A (en) | 2017-11-28 |
| CN107402349B CN107402349B (en) | 2020-09-04 |
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Cited By (3)
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| CN111273197A (en) * | 2020-04-01 | 2020-06-12 | 福建龙净脱硫脱硝工程有限公司 | Electrical equipment testing method and device |
| CN113110987A (en) * | 2020-01-13 | 2021-07-13 | 中车唐山机车车辆有限公司 | Method and device for debugging single carriage brake of motor train unit |
| EP3974253A1 (en) * | 2020-09-29 | 2022-03-30 | Nio Technology (Anhui) Co., Ltd | Status detection method and device for vehicle light signalling control device, and vehicle |
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