CN106708010B - A kind of test device and test macro of thermal management system of electric automobile - Google Patents
A kind of test device and test macro of thermal management system of electric automobile Download PDFInfo
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- CN106708010B CN106708010B CN201611067574.6A CN201611067574A CN106708010B CN 106708010 B CN106708010 B CN 106708010B CN 201611067574 A CN201611067574 A CN 201611067574A CN 106708010 B CN106708010 B CN 106708010B
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- 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
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
- G05B23/0213—Modular or universal configuration of the monitoring system, e.g. monitoring system having modules that may be combined to build monitoring program; monitoring system that can be applied to legacy systems; adaptable monitoring system; using different communication protocols
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- 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
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24065—Real time diagnostics
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- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
Abstract
Embodiment of the present invention discloses the test device and test macro of a kind of thermal management system of electric automobile.Push-button array, for receiving the test instruction of user's triggering；Control module is converted to corresponding heat management system executive item operational order for that will test instruction；Controller LAN (Control Area Network, CAN) communication module, for heat management system executive item operational order to be encapsulated as the first CAN message, and via vehicle-mounted self-diagnosis system (On Board Diagnostics, OBD) the first CAN message is sent electric vehicle controller by interface, to parse heat management system executive item operational order from the first CAN message by the electric vehicle controller to work in test mode and send heat management system executive item for heat management system executive item operational order；And for receiving the feedback result provided by heat management system executive item from electric vehicle controller via OBD interface；Light emitting diode matrix, for showing feedback result.The convenience of test can be improved in the present invention.
Description
Technical field
The present invention relates to automobile technical fields, more particularly, to a kind of test device of thermal management system of electric automobile
And test macro.
Background technique
Energy shortage, oil crisis and environmental pollution grow in intensity, and bring tremendous influence, direct relation to people's lives
To the sustainable development of national economy and society.Countries in the world are all in active development new energy technology.Electric car is as a kind of
Reduce the new-energy automobile of consumption of petroleum, low pollution, low noise, it is considered to be solve the important way of energy crisis and environmental degradation
Diameter.Hybrid vehicle combines the advantage of pure electric automobile and traditional combustion engine automobile, is meeting vehicle dynamic quality requirement
Under the premise of being required with continual mileage, effectively improve fuel economy, reduce discharge, it is considered to be current energy conservation with subtract
One of active path of row.
In the heat management system used in electric car, heat management system controller is according to temperature sensor signal (packet
Include environment temperature, temperature of powered cell, driving motor temperature etc.) vehicle work is controlled under different heat management operating modes.
Under different heat management operating modes, the heat management system executive item of work is also different.
It can be worked normally after the completion of entrucking to verify all heat management system executive items, current method is mainly wrapped
It includes:
(1), before entrucking, each heat management system executive item carries out individually test verifying.
(2), after entrucking, (it is also possible to entire car controller (Vehicle Control by changing thermal management controller
Unit, VCU), etc.) associated temperature threshold value, so that vehicle runs different heat managements in the case where not changing current state
Operating mode, to achieve the purpose that whether each heat management system executive item of verifying can work normally.
First method is tested before entrucking, and not can guarantee heat management system executive item will not damage during entrucking
It is bad, and may cause certain heat management system executive items after the completion of entrucking can not normal work because it controls harness misconnection
Make.The shortcomings that second method is to need to modify director demon repeatedly so that vehicle operates under different heat management modes,
The test program that all heat management system executive items could be examined whether can to operate normally, and temporarily modify does not pass through sternly
The test of lattice not can guarantee program correctness after modification, to not can guarantee the correct of opposite heat tube reason system executive item detection
Property.
In short, can not be verified in the prior art or after entrucking or need to modify controller journey repeatedly
Sequence all has the shortcomings that convenience is not high.
Summary of the invention
The purpose of the present invention is to propose to a kind of test device of thermal management system of electric automobile and test macros, to improve
The convenience of test.
A kind of test device of thermal management system of electric automobile, including push-button array, control module, controller LAN
(Control Area Network, CAN) communication module and light emitting diode matrix, in which:
Push-button array, for receiving the test instruction of user's triggering；
Control module is converted to corresponding heat management system executive item operational order for that will test instruction；
CAN communication module, vehicle-mounted self-diagnosis system (On Board Diagnostics, OBD) interface with electric car
Connection, for heat management system executive item operational order to be encapsulated as the first CAN message, and reports the first CAN via OBD interface
Text is sent to electric vehicle controller, to be solved from the first CAN message by the electric vehicle controller to work in test mode
Heat management system executive item operational order is precipitated and sends heat management system for heat management system executive item operational order and executes
Part；And for receiving the feedback result provided by heat management system executive item from electric vehicle controller via OBD interface；
Light emitting diode matrix, for showing feedback result.
In one embodiment, control module is micro-control unit.
In one embodiment, further includes:
Power module, for being push-button array, control module, controller LAN communication module and light emitting diode matrix
Power supply.
In one embodiment, push-button array is also used to receive the test pattern setting instruction of user's triggering；
Control module is also used to send controller LAN communication module for test pattern setting instruction；
CAN communication module is also used to for test pattern being arranged instruction and is encapsulated as the second CAN message, and will via OBD interface
Second CAN message is sent to electric vehicle controller, to parse test mould from the second CAN message by electric vehicle controller
Formula setting instructs and enters test pattern based on test pattern setting instruction.
In one embodiment, push-button array is also used to receive the operating mode setting instruction of user's triggering；
Control module is also used to send controller LAN communication module for operating mode setting instruction；
Controller LAN communication module, is also used to operating mode instruction is arranged and is encapsulated as third CAN message, and via
Third CAN message is sent electric vehicle controller by OBD interface, to be solved from third CAN message by electric vehicle controller
Operating mode setting is precipitated to instruct and enter operating mode from test pattern based on operating mode setting instruction.
A kind of test macro of thermal management system of electric automobile, comprising:
Test device is connect with the OBD interface of electric car, and for receiving the test instruction of user's triggering, test is referred to
Order is converted to corresponding heat management system executive item operational order, and heat management system executive item operational order is encapsulated as first
CAN message, and electric vehicle controller is sent by the first CAN message via OBD interface；
The electric vehicle controller of work in test mode, for parsing heat management system from the first CAN message
Executive item operational order simultaneously sends heat management system executive item for heat management system executive item operational order；
Heat management system executive item, for executing heat management system executive item operational order, and to electric vehicle controller
Send feedback result；
Wherein electric vehicle controller is also used to receive the feedback result provided by heat management system executive item, will feed back
As a result it is sent to test device；Test device is also used to show feedback result.
In one embodiment, heat management system executive item includes at least one of following:
Water pump；Valve；Fan；Air-conditioning；Condenser.
In one embodiment,
Test device is also used to receive the test pattern setting instruction of user's triggering, instruction encapsulation is arranged in test pattern
For the second CAN message, and electric vehicle controller is sent by the second CAN message via OBD interface；
Electric vehicle controller is also used to parse test pattern setting instruction from the second CAN message, and based on test
Mode setting instruction enters test pattern.
In one embodiment, test device is also used to receive the operating mode setting instruction of user's triggering, by work
Mode setting instruction is encapsulated as third CAN message, and sends electric vehicle controller for third CAN message via OBD interface；
Electric vehicle controller is also used to parse operating mode setting from third CAN message and instructs and based on work
Mode setting instruction enters operating mode from test pattern.
In one embodiment, test device includes push-button array, control module, CAN communication module and light-emitting diodes
Pipe array, in which:
Push-button array, for receiving the test instruction of user's triggering；
Control module is converted to corresponding heat management system executive item operational order for that will test instruction；
CAN communication module is connect with the OBD interface of electric car, for sealing heat management system executive item operational order
Dress is the first CAN message, and sends electric vehicle controller for the first CAN message via OBD interface, to be tested by working
Electric vehicle controller under mode parses heat management system executive item operational order from the first CAN message and by heat management
System executive item operational order is sent to heat management system executive item；And for being connect via OBD interface from electric vehicle controller
The feedback result provided by heat management system executive item is provided；
Light emitting diode matrix, for showing feedback result.
It can be seen from the above technical proposal that push-button array receives user in the test device of embodiment of the present invention
The test of triggering instructs；Test instruction is converted to corresponding heat management system executive item operational order by control module；CAN is logical
Heat management system executive item operational order is encapsulated as the first CAN message by letter module, and via OBD interface by the first CAN message
It is sent to electric vehicle controller, to be parsed from the first CAN message by the electric vehicle controller to work in test mode
Out heat management system executive item operational order and heat management system executive item is sent by heat management system executive item operational order；
CAN communication module simultaneously receives the feedback result provided by heat management system executive item via OBD interface from electric vehicle controller；
Light emitting diode matrix shows feedback result.Therefore, embodiment of the present invention can both be tested after entrucking, and be not required to
Director demon is modified repeatedly, therefore the convenience of test can be improved.
Moreover, the test device of embodiment of the present invention is connected to electric vehicle controller by OBD interface, it is highly convenient for
Plug is particularly suitable for test scene.
Detailed description of the invention
Only illustratively description and explain the present invention for the following drawings, not delimit the scope of the invention.
Fig. 1 is the structure chart according to the test device of thermal management system of electric automobile of the present invention.
Fig. 2 is the structure chart according to the test macro of thermal management system of electric automobile of the present invention.
Fig. 3 is the schematic diagram for sending instruction to executive item according to test device of the present invention.
Fig. 4 is according to executive item of the present invention to the schematic diagram of test device feedback operation state.
Fig. 5 is the working state schematic representation according to the heat management system under operating mode of the present invention.
Specific embodiment
In order to which the technical features, objects and effects of invention are more clearly understood, the Detailed description of the invention present invention is now compareed
Specific embodiment, identical label indicates identical part in the various figures.
It is succinct and intuitive in order to what is described, hereafter by describing several representative embodiments come to side of the invention
Case is illustrated.A large amount of details is only used for helping to understand the solution of the present invention in embodiment.However, it will be apparent that of the invention
Technical solution can be not limited to these details when realizing.In order to avoid unnecessarily having obscured the solution of the present invention, Yi Xieshi
It applies mode not described meticulously, but only gives frame.Hereinafter, " comprising " refers to " including but not limited to ", " root
According to ... " refer to " according at least to ..., but be not limited to according only to ... ".Due to the speech habits of Chinese, hereinafter without spy
When not pointing out the quantity of an ingredient, it is meant that the ingredient is either one or more, or can be regarded as at least one.
In view of defect present in the above-mentioned prior art, embodiment of the present invention, which provides one kind, can quickly examine heat pipe
The test device of reason system executive item.Embodiment of the present invention mainly includes following improvement:
(1), test device is not necessarily to plug the plug connector of heat management system executive item, without changing heat management system executive item
Control harness, it is not necessary to modify thermal management controller (being also possible to VCU etc.) programs, directly by OBD interface and heat management control
Device (being also possible to VCU etc.) processed is communicated, and controls the work of heat management system executive item；
(2), test device can show whether the executive item works according to the executive item feedback information received, be convenient for work
The testing result of Cheng Shi rapid scan executive item.
Fig. 1 is the structure chart according to the test device of thermal management system of electric automobile of the present invention.
As shown in Figure 1, test device 100 includes: push-button array 101, control module 102, CAN communication module 103 and hair
Light diode array 104.
Wherein:
Push-button array 101, for receiving the test instruction of user's triggering；
Control module 102 is converted to corresponding heat management system executive item operational order for that will test instruction；
CAN communication module 103 is connect with the OBD interface of electric car, is used for heat management system executive item operational order
It is encapsulated as the first CAN message, and sends electric vehicle controller for the first CAN message via OBD interface, to be surveyed by working
Electric vehicle controller under die trial formula parses heat management system executive item operational order from the first CAN message and by heat pipe
Reason system executive item operational order is sent to heat management system executive item；And for via OBD interface from electric vehicle controller
The feedback result provided by heat management system executive item is provided；
Light emitting diode matrix 104, for showing feedback result.
When electric vehicle controller work is in test pattern, electric vehicle controller is only to the offer of test device 100
Executive item operational order executes response, and the heat transfer agent that the sensor for ignoring heat management system provides.Specifically, in test mould
In formula, the heat management system executive item operational order that test device 100 provides is sent heat management system by electric vehicle controller
System executive item.Heat management system executive item executes the heat management system executive item operational order.Moreover, heat management system executive item
The feedback result after executing the heat management system executive item operational order, Control of Electric Vehicles are sent to electric vehicle controller
Device sends the feedback result to via OBD interface the CAN communication module 103 of test device 100.Light emitting diode matrix 104
Show feedback result, engineer can be with the testing result of rapid scan executive item by observation light emitting diode matrix 104.
In one embodiment, heat management system executive item includes at least one of following: water pump；Valve；Fan；
Air-conditioning；Condenser.
The above demonstration describes the specific example of heat management system executive item, it will be appreciated by those of skill in the art that
This description is only exemplary, is not intended to limit the present invention the protection scope of embodiment.
In one embodiment, control module 102 can be specifically embodied as micro-control unit.
In one embodiment, control module 102 can also include power module 105.Power module 105 be used for for by
Key array 101, control module 102, CAN communication module 103 and light emitting diode matrix 104 are powered.
Specifically, resource may include micro-control unit chip, power supply chip, CAN communication core on the plate of test device 100
Piece, light emitting diode lamp array and push-button array.Micro-control unit chip is the control chip of the test device, for controlling
Other resource operations in making sheet；Power supply chip is used to power for the test device；CAN communication chip be carry out CAN communication must
Standby chip；Push-button array is for controlling the work of heat management system executive item；Light emitting diode matrix is for showing micro-control unit
The coherent signal that chip receives observes the result of heat management system executive item detection convenient for engineer.Test device 100 connects
OBD interface on automobile, OBD interface are connected with the CAN interface of thermal management controller (or VCU etc.), the CAN of test device are led to
Letter interface is connected with OBD interface, realizes the purpose with thermal management controller (or VCU etc.) CAN communication.
In one embodiment, push-button array 101 are also used to receive the test pattern setting instruction of user's triggering；
Control module 102 is also used to send CAN communication module 103 for test pattern setting instruction；
CAN communication module 103 is also used to test pattern setting instruction being encapsulated as the second CAN message, and connects via OBD
The second CAN message is sent electric vehicle controller by mouth, to parse survey from the second CAN message by electric vehicle controller
It tries mode setting instruction and test pattern is entered based on test pattern setting instruction.
Herein, it when user's expectation, which starts to execute executive item, to be tested, is inputted first by push-button array 101 scheduled
Test pattern setting instruction.When the discovery of control module 102 is that scheduled test pattern is set from the information that the transmitting of push-button array 101 comes
When setting instruction, CAN communication module 103 is sent by test pattern setting instruction.CAN communication module 103 sets test pattern
It sets instruction and is encapsulated as the second CAN message, and send electric vehicle controller for the second CAN message via OBD interface.Electronic vapour
After vehicle controller receives the second CAN message, test pattern setting instruction is parsed from the second CAN message, and based on test
Mode setting instruction enters test pattern.
After electric vehicle controller enters test pattern, what electric vehicle controller only sent test device 100
Executive item operational order executes response, and the heat transfer agent that the sensor for ignoring heat management system provides.Then, push-button array
101 can receive the test instruction of user's triggering；Test instruction is converted to corresponding heat management system and held by control module 102
Row part operational order；Heat management system executive item operational order is encapsulated as the first CAN message by CAN communication module 103, and via
The first CAN message is sent electric vehicle controller by OBD interface, by the electric vehicle controller to work in test mode
Heat management system executive item operational order is parsed from the first CAN message and sends heat management system executive item operational order
To heat management system executive item；And it is mentioned for being received via OBD interface from electric vehicle controller by heat management system executive item
The feedback result of confession；Light emitting diode matrix 104 shows feedback result.
After having executed the test job for executive item, need to switch back into electric vehicle controller from test pattern
Operating mode.When electric vehicle controller work is in operating mode, electric vehicle controller opposite heat tube manages the sensor of system
The heat transfer agent of offer executes response, and ignores the executive item operational order (if any) of the offer of test device 100.This
When, test device 100 can be pulled from OBD interface.
In one embodiment, push-button array 101 can also receive the operating mode setting instruction of user's triggering；Control
Operating mode setting instruction is sent CAN communication module 103 by module 102.Instruction envelope is arranged in operating mode by CAN communication module
Dress is third CAN message, and sends electric vehicle controller for third CAN message via OBD interface, by electric car control
Device processed is parsed operating mode setting from third CAN message and instructs and entered based on operating mode setting instruction from test pattern
Operating mode.
Embodiment of the present invention also proposed a kind of test macro of thermal management system of electric automobile.
Fig. 2 is the structure chart according to the test macro of thermal management system of electric automobile of the present invention.
As shown in Fig. 2, the test macro of thermal management system of electric automobile, comprising:
Test device is connect with the OBD interface of electric car, and for receiving the test instruction of user's triggering, test is referred to
Order is converted to corresponding heat management system executive item operational order, and heat management system executive item operational order is encapsulated as first
CAN message, and electric vehicle controller is sent by the first controller LAN message via OBD interface；
The electric vehicle controller (for example, thermal management controller or VCU) of work in test mode, is used for from first
Heat management system executive item operational order is parsed in CAN message and sends heat pipe for heat management system executive item operational order
Reason system executive item；
Heat management system executive item, for executing heat management system executive item operational order, and to electric vehicle controller
Send feedback result；Wherein electric vehicle controller is also used to receive the feedback result provided by heat management system executive item, will
Feedback result is sent to test device；Test device is also used to show feedback result.
In one embodiment, test device is also used to receive the test pattern setting instruction of user's triggering, will test
Mode setting instruction is encapsulated as the second CAN message, and sends electric vehicle controller for the second CAN message via OBD interface；
Electric vehicle controller is also used to parse test pattern setting instruction from the second CAN message, and based on test
Mode setting instruction enters test pattern.
In one embodiment, test device is also used to receive the operating mode setting instruction of user's triggering, by work
Mode setting instruction is encapsulated as third CAN message, and sends electric vehicle controller for third CAN message via OBD interface；
Electric vehicle controller is also used to parse operating mode setting from third CAN message and instructs and based on work
Mode setting instruction enters operating mode from test pattern.
In one embodiment, test device include push-button array, control module, controller LAN communication module and
Light emitting diode matrix, in which: push-button array, for receiving the test instruction of user's triggering；Control module refers to for that will test
Order is converted to corresponding heat management system executive item operational order；Controller LAN communication module, the OBD with electric car
Interface connection, for heat management system executive item operational order to be encapsulated as the first CAN message, and via OBD interface by first
CAN message is sent to electric vehicle controller, with by the electric vehicle controller to work in test mode from the first CAN message
In parse heat management system executive item operational order and send heat management system for heat management system executive item operational order
Executive item；And for receiving the feedback result provided by heat management system executive item from electric vehicle controller via OBD interface；
Light emitting diode matrix, for showing feedback result.
Fig. 3 is the schematic diagram for sending instruction to executive item according to test device of the present invention.Fig. 4 is according to executive item of the present invention
To the schematic diagram of test device feedback operation state.
(arrow indicates signal trend) as shown in Figure 3, test device and electric vehicle controller carry out CAN communication, both sides
After software handshake success, electric vehicle controller enters test pattern.In test pattern, electric vehicle controller ignores temperature
The transducing signal of the various sensors such as sensor.Test device sends different instructions by key, and electric vehicle controller connects
The instruction that Acceptance Tests device is sent controls related heat management system executive item work.
(line upward arrow indicates signal trend) as shown in Figure 4, heat management system executive item is using oneself state signal as anti-
Feedback result feeds back to electric vehicle controller.Electric vehicle controller is sent to test device after receiving feedback result, test
State whether device works each executive item is shown by light emitting diode matrix on plate.
Fig. 5 is the working state schematic representation according to the heat management system under operating mode of the present invention.
As shown in figure 5, test device exits test by key transmission on plate after heat management system executive item detects
Mode instruction, electric vehicle controller exit test pattern, return to normal operating mode.In operating mode, test device
It is unplugged from OBD interface, and the sensor-based transducing signal control heat management system of electric vehicle controller executes
Part.
In conclusion push-button array receives the test instruction of user's triggering in the test device of embodiment of the present invention；Control
Test instruction is converted to corresponding heat management system executive item operational order by molding block；CAN communication module is by heat management system
System executive item operational order is encapsulated as the first CAN message, and sends electric car control for the first CAN message via OBD interface
Device processed, to parse heat management system execution from the first CAN message by the electric vehicle controller to work in test mode
Part operational order simultaneously sends heat management system executive item for heat management system executive item operational order；And for being connect via OBD
Mouth receives the feedback result provided by heat management system executive item from electric vehicle controller；Light emitting diode matrix, for opening up
Show feedback result.Therefore, embodiment of the present invention can both be tested after entrucking, it is not necessary to modify controller journey repeatedly
Sequence, therefore the convenience of test can be improved.
Moreover, the test device of embodiment of the present invention is connected to electric vehicle controller by OBD interface, it is highly convenient for
Plug is particularly suitable for test scene.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope that is bright, and being not intended to limit the invention, it is all without departing from equivalent embodiments made by technical spirit of the present invention or
Change, such as the combination, segmentation or repetition of feature, should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of test device of thermal management system of electric automobile, which is characterized in that including push-button array, control module, control
Device local area network communications module and light emitting diode matrix, in which:
Push-button array, for receiving the test instruction of user's triggering；
Control module is converted to corresponding heat management system executive item operational order for that will test instruction；
Controller LAN communication module is connect with the vehicle-mounted self-diagnosis system interface of electric car, is used for heat management system
Executive item operational order is encapsulated as the first controller LAN message, and via vehicle-mounted self-diagnosis system interface by the first controller
Local network packet is sent to electric vehicle controller, to be controlled by the electric vehicle controller to work in test mode from first
Heat management system executive item operational order is parsed in the network packet of general ability domain and sends heat management system executive item operational order
To heat management system executive item；And for being received from electric vehicle controller by heat management system via vehicle-mounted self-diagnosis system interface
The feedback result that executive item of uniting provides；
Light emitting diode matrix, for showing feedback result；Wherein:
Push-button array is also used to receive the test pattern setting instruction of user's triggering；
Control module is also used to send controller LAN communication module for test pattern setting instruction；
Controller LAN communication module is also used to test pattern setting instruction being encapsulated as second controller local network packet,
And electric vehicle controller is sent by second controller local network packet via vehicle-mounted self-diagnosis system interface, by electronic vapour
Vehicle controller parses test pattern setting from second controller local network packet and instructs and based on test pattern setting instruction
Into test pattern；Wherein: after electric vehicle controller enters test pattern, electric vehicle controller is only to test device
The executive item operational order of transmission executes response, and the heat transfer agent that the sensor for ignoring heat management system provides；When electronic vapour
Vehicle controller exits test pattern and returns to after operating mode, the sensor-based transducing signal control heat of electric vehicle controller
Management system executive item.
2. the test device of thermal management system of electric automobile according to claim 1, which is characterized in that control module is micro-
Control unit.
3. the test device of thermal management system of electric automobile according to claim 1, which is characterized in that further include:
Power module, for being supplied for push-button array, control module, controller LAN communication module and light emitting diode matrix
Electricity.
4. the test device of thermal management system of electric automobile according to claim 1, which is characterized in that
Push-button array is also used to receive the operating mode setting instruction of user's triggering；
Control module is also used to send controller LAN communication module for operating mode setting instruction；
Controller LAN communication module is also used to operating mode setting instruction being encapsulated as third controller LAN message,
And electric vehicle controller is sent by third controller LAN message via vehicle-mounted self-diagnosis system interface, by electronic vapour
Vehicle controller parses operating mode setting from third controller LAN message and instructs and based on operating mode setting instruction
Enter operating mode from test pattern.
5. a kind of test macro of thermal management system of electric automobile characterized by comprising
Test device is connect with the vehicle-mounted self-diagnosis system interface of electric car, will for receiving the test instruction of user's triggering
Test instruction is converted to corresponding heat management system executive item operational order, and heat management system executive item operational order is encapsulated
For the first controller LAN message, and electricity is sent by the first controller LAN message via vehicle-mounted self-diagnosis system interface
Electrical automobile controller；
The electric vehicle controller of work in test mode, for parsing heat management from the first controller LAN message
System executive item operational order simultaneously sends heat management system executive item for heat management system executive item operational order；
Heat management system executive item is sent for executing heat management system executive item operational order, and to electric vehicle controller
Feedback result；
Wherein electric vehicle controller is also used to receive the feedback result provided by heat management system executive item, by feedback result
It is sent to test device；Test device is also used to show feedback result；Wherein:
Test device, is also used to receive the test pattern setting instruction of user's triggering, and test pattern setting instruction is encapsulated as the
Two controller LAN messages, and electronic vapour is sent by second controller local network packet via vehicle-mounted self-diagnosis system interface
Vehicle controller；
Electric vehicle controller is also used to parse test pattern setting instruction, and base from second controller local network packet
Enter test pattern in test pattern setting instruction；
Wherein: after electric vehicle controller enters test pattern, electric vehicle controller only holds test device transmission
Row part operational order executes response, and the heat transfer agent that the sensor for ignoring heat management system provides；Work as electric vehicle controller
It exits test pattern to return to after operating mode, the sensor-based transducing signal of electric vehicle controller controls heat management system
Executive item.
6. the test macro of thermal management system of electric automobile according to claim 5, which is characterized in that heat management system is held
Row part includes at least one of following:
Water pump；Valve；Fan；Air-conditioning；Condenser.
7. the test macro of thermal management system of electric automobile according to claim 5, which is characterized in that
Test device, is also used to receive the operating mode setting instruction of user's triggering, and operating mode setting instruction is encapsulated as the
Three controller LAN messages, and electronic vapour is sent by third controller LAN message via vehicle-mounted self-diagnosis system interface
Vehicle controller；
Electric vehicle controller is also used to parse operating mode setting from third controller LAN message and instructs and be based on
Operating mode setting instruction enters operating mode from test pattern.
8. the test macro of thermal management system of electric automobile according to claim 5, which is characterized in that test device includes
Push-button array, control module, controller LAN communication module and light emitting diode matrix, in which:
Push-button array, for receiving the test instruction of user's triggering；
Control module is converted to corresponding heat management system executive item operational order for that will test instruction；
Controller LAN communication module is connect with the vehicle-mounted self-diagnosis system interface of electric car, is used for heat management system
Executive item operational order is encapsulated as the first controller LAN message, and via vehicle-mounted self-diagnosis system interface by the first controller
Local network packet is sent to electric vehicle controller, to be controlled by the electric vehicle controller to work in test mode from first
Heat management system executive item operational order is parsed in the network packet of general ability domain and sends heat management system executive item operational order
To heat management system executive item；And for being received from electric vehicle controller by heat management system via vehicle-mounted self-diagnosis system interface
The feedback result that executive item of uniting provides；
Light emitting diode matrix, for showing feedback result.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611067574.6A CN106708010B (en) | 2016-11-29 | 2016-11-29 | A kind of test device and test macro of thermal management system of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611067574.6A CN106708010B (en) | 2016-11-29 | 2016-11-29 | A kind of test device and test macro of thermal management system of electric automobile |
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| CN111552274B (en) * | 2018-01-08 | 2021-10-12 | 深圳市道通科技股份有限公司 | Automobile diagnosis method, device, equipment, system and diagnosis connecting equipment |
| CN110715807B (en) * | 2019-09-24 | 2021-06-29 | 中国第一汽车股份有限公司 | Method, system, vehicle and storage medium for identifying dynamometer mode |
| CN114136672B (en) * | 2021-11-12 | 2023-06-13 | 上汽通用五菱汽车股份有限公司 | Method and device for testing heat management system of pure electric vehicle and readable storage medium |
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