CN103853146B - The software load test system and method for engine electronic control unit - Google Patents
The software load test system and method for engine electronic control unit Download PDFInfo
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- CN103853146B CN103853146B CN201210509426.0A CN201210509426A CN103853146B CN 103853146 B CN103853146 B CN 103853146B CN 201210509426 A CN201210509426 A CN 201210509426A CN 103853146 B CN103853146 B CN 103853146B
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- 238000012360 testing method Methods 0.000 title claims abstract description 80
- 238000000034 method Methods 0.000 title claims description 8
- 238000004088 simulation Methods 0.000 claims abstract description 39
- 239000004576 sand Substances 0.000 claims abstract description 23
- 238000010998 test method Methods 0.000 claims abstract description 6
- 230000003993 interaction Effects 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 10
- 240000002853 Nelumbo nucifera Species 0.000 claims description 3
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims description 3
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims description 3
- 239000000110 cooling liquid Substances 0.000 claims description 3
- 230000008859 change Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 4
- 230000008450 motivation Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005474 detonation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a kind of software load test system of engine electronic control unit, it includes hardware-in-loop simulation system, sheet sand covered device, information management system；Hardware-in-loop simulation system is used to set instruction, output simulating engine data to engine electronic control unit according to engine parameter；Sheet sand covered device is used to gather the software load information of engine electronic control unit and exports to information management system；Information management system is used for configuration testing use-case, driving cycle in test case is converted into engine parameter setting instruction and is sent to the hardware-in-loop simulation system, and software load information output load measuring corresponding to each driving cycle in test case is taken temperature.The invention also discloses a kind of software load method of testing for carrying out engine electronic control unit.Energy complete detection of the invention goes out the software load situation of most real engine electronic control unit.
Description
Technical field
The present invention relates to automotive electronic technology, the software load test system of more particularly to a kind of engine electronic control unit
System and method.
Background technology
Modern Engine uses engine electronic control system system to improve fuel oil service efficiency and reducing pollutant emission
System has been trend of the times.Just because of this, when being broken down as the electronic engine management system of vehicle core, can be to car
Cause damage and the safety to driver constitutes a threat to, so for engine electronic control unit under various driving cycles
The detection of ECU potential problems, then more seems important in engine electronic control unit ECU development processes.
When engine electronic control unit ECU software load is excessive, the engine electronic control unit outside expected can be caused
ECU software resets, and the safety to driver constitutes a threat to, so engine electronic control unit ECU software Road test is in hair
Need to accomplish comprehensive as far as possible in motivation electronic control unit ECU software development process.
The software load method of testing of existing engine electronic control unit ECU, generally using only customized method
The software load of engine electronic control unit ECU when removing theory of testing peak load point, during to theoretical maximum load point
The Road test of engine electronic control unit ECU software, due to the complicated feelings of engine under each driving cycle cannot be covered
Condition（For example：Need to be integrated calculating, the electronic control unit ECU software resource of occupancy for the monitoring module of super detonation
It is very big, calculated due to only can just open monitoring window in some specific operation points, single theoretical load maximum point
When residing operating mode be usually unable to meet these specific operation requirements）, so as to cause such engine electronic control unit ECU
Software load test cannot detect the software load situation of most real engine electronic control unit ECU.
Hardware-in-loop simulation（Hardware-In-the-Loop Simulation）The development of platform has tended to ripe,
By hardware-in-loop simulation（Hardware-In-the-Loop Simulation）Platform is modeled to engine, can simulate reality
The engine slave mode on border.
The content of the invention
The technical problem to be solved in the present invention is that energy complete detection goes out the software of most real engine electronic control unit
Load condition.
In order to solve the above technical problems, the software load the invention provides a kind of engine electronic control unit tests system
System, it includes hardware-in-loop simulation system, sheet sand covered device, information management system；
The hardware-in-loop simulation system, is instructed for being set according to engine parameter, and output simulating engine data are arrived
Engine electronic control unit；
The sheet sand covered device, for gathering the software load information of engine electronic control unit and exporting to message tube
Reason system；
Described information management system, for configuration testing use-case, engine is converted into by the driving cycle in test case
Parameter setting instruction is sent to the hardware-in-loop simulation system, and soft corresponding to each driving cycle in test case
Part information on load output load tests table.
Preferably, the driving cycle, including gas pedal aperture, gear, speed, environment temperature, cooling liquid temperature, oil temperature
Duration, gradual manner Deng one or more status information and each status information；
The data item that the load measuring is taken temperature, including driving cycle, software load；
The software load information of the engine electronic control unit, including primary processor rate of load condensate, coprocessor load
One or more in rate, RAM utilization rates, storehouse utilization rate.
Preferably, the software load test system of engine electronic control unit, also including demarcating module；
The demarcating module, for gathering the engine condition of calculating in engine electronic control unit and exporting described in
Information management system；
The hardware-in-loop simulation system, the engine condition also exported in simulating engine environment is managed to described information
System；
Calculated in the data item that the load measuring is taken temperature, including driving cycle, software load, engine electronic control unit
Engine condition, simulating engine environment in engine condition.
Preferably, described information management system passes through script with hardware-in-loop simulation system, sheet sand covered device, demarcating module
Control software carries out data interaction.
Preferably, described information management system, including configuration information management module, operating mode management module, test case work
Condition configuration module, abstract control instruction management module, abstract engine electronic control unit information on load management module, data are handed over
Mutual communication block；
The configuration information management module, for configuration log way to manage, report generation form；
The operating mode management module, for configuring predefined driving cycle and self-defined driving cycle, changes driving cycle
Corresponding particular state information；
The test case configuration module, for selecting the required driving cycle used during test, setting test when institute
Execution sequence, the number of repetition of the driving cycle that needs are used；
The abstract control instruction management module, for the particular state letter corresponding to each driving cycle by test case
Breath, is converted into engine parameter setting instruction；
The abstract engine electronic control unit information on load management module, for collecting engine electronic control unit
The information on load of software, and information is done collect arrangement, the software load testing journal sheet of output engine electronic control unit；
The data interaction communication block, is led to for same hardware-in-loop simulation system, sheet sand covered device, demarcating module
Letter.
Present invention also offers starting for being carried out using the software load test system of the engine electronic control unit
The software load method of testing of electromechanical sub-control unit, it is comprised the following steps：
Step 101：By configuration information management module, configuration log way to manage configures report generation form；
Step 102：By operating mode management module, configuration predefines driving cycle and the tool corresponding to self-defined driving cycle
Body status information；
Step 103：By test case configuration module, the required driving cycle used during selection test, needed for setting
The execution sequence of the driving cycle to be used, number of repetition；
Step 104：By abstract control instruction management module, by each driving cycle of test case, engine is converted into
Parameter setting instruction；
Step 105：Information management system by data interaction communication block, with hardware-in-loop simulation system, sheet sand covered device,
Demarcating module is communicated
Step 106：Hardware-in-loop simulation system, is set according to engine parameter and instructs, and output simulating engine data are arrived
Engine electronic control unit；
Step 107：Engine condition in hardware-in-loop simulation system output simulating engine environment is to information management system
System；
Demarcating module gathers the engine condition of calculating in engine electronic control unit and exports to information management system；
The software load information of sheet sand covered device collection engine electronic control unit is simultaneously exported to information management system；
Step 108：By abstract engine electronic control unit information on load management module, collect arrangement test case in
Engine electronic control unit software load information corresponding to each driving cycle, the software of output engine electronic control unit
Road test form.
Preferably, in step 108, also by abstract engine electronic control unit information on load management module to engine
Potential risk in the software load index of electronic control unit makes alarm.
Log management mode can be whole record event or setting filter condition；
Report generation form can be HTML, XML or WORD form.
The software load test system of engine electronic control unit of the invention, with hardware-in-loop simulation system to certainly
Driving cycle in the test case of row configuration is simulated, while by sheet sand covered device to engine electronic control unit
Software load is monitored and information gathering, and is required that information is carried out to collect arrangement output engine Electronic Control according to user
The software load testing journal sheet of unit, except usable default operating mode in test case（Cold starting operating mode, cold-mix asphalt mixture is low
Idling operation, high idle speed operating mode etc.）Outward, also can be by other driving cycles of user's self-defining, with scalability.It is of the invention
The hair under various driving cycles can be monitored, collect and managed to the software load test system of engine electronic control unit
The software load information of motivation electronic control unit, can cover the complex situations of engine under each driving cycle, can be comprehensively
Detect the software load situation of most real engine electronic control unit, it is to avoid because of the software of engine electronic control unit
The excessive safety to driver of load constitutes a threat to.
Brief description of the drawings
In order to illustrate more clearly of technical scheme, simple is made to the accompanying drawing used required for the present invention below
Introduce, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ordinary skill people
For member, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the embodiment schematic diagram of software load test system one of engine electronic control unit of the invention；
Fig. 2 is that the information management system one in the software load test system of engine electronic control unit of the invention is real
Apply a component diagram；
Fig. 3 is the embodiment schematic diagram of software load method of testing one of engine electronic control unit of the invention.
Specific embodiment
Below in conjunction with accompanying drawing, clear, complete description is carried out to the technical scheme in the present invention, it is clear that described
Embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is general
All other embodiment that logical technical staff is obtained on the premise of creative work is not made, belongs to protection of the present invention
Scope.
Embodiment one
The software load test system of engine electronic control unit ECU, as shown in figure 1, including hardware-in-loop simulation system
System, sheet sand covered device, information management system；
The hardware-in-loop simulation system, is instructed for being set according to engine parameter, and output simulating engine data are arrived
Engine electronic control unit ECU；
The sheet sand covered device, for gathering the software load information of engine electronic control unit ECU and exporting to letter
Breath management system；
Described information management system, for configuration testing use-case, engine is converted into by the driving cycle in test case
Parameter setting instruction is to the hardware-in-loop simulation system, and software corresponding to each driving cycle in test case is born
Lotus information output load measuring is taken temperature；
The driving cycle, the one kind such as including gas pedal aperture, gear, speed, environment temperature, cooling liquid temperature, oil temperature
Or duration, the gradual manner of various states information and each status information；
The data item that the load measuring is taken temperature, including driving cycle, software load；
The Software-Coincidence information of the engine electronic control unit ECU, including primary processor rate of load condensate, coprocessor are negative
One or more in lotus rate, RAM utilization rates, storehouse utilization rate, OS error codes.
Embodiment two
Based on embodiment one, the software load test system of engine electronic control unit ECU, also including demarcating module；
The demarcating module, engine condition and output for gathering calculating in engine electronic control unit ECU are arrived
Described information management system；
The hardware-in-loop simulation system, the engine condition also exported in simulating engine environment is managed to described information
System；
In the data item that the load measuring is taken temperature, including driving cycle, software load, engine electronic control unit ECU
Engine condition in engine condition, the simulating engine environment of calculating.
Embodiment three
Based on embodiment two, described information management system is led to hardware-in-loop simulation system, sheet sand covered device, demarcating module
Crossing Script controlling software carries out data interaction.
Example IV
Based on embodiment three, described information management system as shown in Fig. 2 being managed including configuration information management module, operating mode
Module, operating mode configuration module, abstract control instruction management module, abstract engine electronic control unit information on load management mould
Block, data interaction communication block；
The configuration information management module, for configuration log way to manage（Such as whole record event sets filtering
Condition）, configure report generation form（Such as HTML, the output format such as XML, WORD）；
The operating mode management module, for configuring predefined driving cycle and self-defined driving cycle, can change traveling work
Particular state information corresponding to condition；
The test case configuration module, for selecting the required driving cycle used during test, setting test when institute
Execution sequence, the number of repetition of the driving cycle that needs are used；
The abstract control instruction management module, for the particular state letter corresponding to each driving cycle by test case
Breath, is converted into engine parameter setting instruction；
The abstract engine electronic control unit information on load management module, for collecting engine electronic control unit
Software load information, and information is done collect arrangement, the software load testing journal sheet of output engine electronic control unit；
The data interaction communication block, is led to for same hardware-in-loop simulation system, sheet sand covered device, demarcating module
Letter.
Embodiment five
The Motronic control maps control carried out using the software load test system of the engine electronic control unit of example IV
The software load method of testing of unit processed, as shown in figure 3, comprising the following steps：
Step 101：By configuration information management module, configuration log way to manage（Such as whole record event or setting
Filter condition）, configure report generation form（Such as HTML, the output format such as XML, WORD）；
Step 102：By operating mode management module, configuration predefines driving cycle and the tool corresponding to self-defined driving cycle
Body status information；
Step 103：By test case configuration module, the required driving cycle used during selection test, needed for setting
The row order of the driving cycle to be used, number of repetition；
Step 104：By abstract control instruction management module, by the particular state letter corresponding to test case driving cycle
Breath, is converted into engine parameter setting instruction；
Step 105：Information management system by data interaction communication block, with hardware-in-loop simulation system, sheet sand covered device,
Demarcating module is communicated
Step 106：Hardware-in-loop simulation system, is set according to engine parameter and instructs, and output simulating engine data are arrived
Engine electronic control unit；
Step 107：Engine condition in hardware-in-loop simulation system output simulating engine environment is to information management system
System；
Demarcating module gathers the engine condition of calculating in engine electronic control unit and exports to information management system；
The software load information of sheet sand covered device collection engine electronic control unit is simultaneously exported to information management system；
Step 108：By abstract engine electronic control unit information on load management module, collect arrangement test case in
Engine electronic control unit software load information corresponding to each driving cycle, according to log management mode, the form of configuration
Generate the software load testing journal sheet of form output engine electronic control unit, it is possible to engine electronic control unit
Potential risk in software load index makes alarm.
The software load test system of engine electronic control unit ECU of the invention, user passes through information management system
Pre- operating mode management module, the predefined driving cycle of configuration and the particular state information corresponding to self-defined driving cycle pass through
Test case configuration module configuration testing use-case, subsequent abstract control instruction management module is automatic by test case driving cycle institute
Corresponding particular state information is converted into engine parameter setting instruction, by data interaction communication block（Script control can be used
Software mode processed）Engine parameter setting instruction is sent to hardware-in-loop simulation platform, so as to engine simulation environment
Relevant parameter sets, and engine simulation environment is reached default driving cycle, afterwards information management system automatically receive by
The feedback information that sheet sand covered device is beamed back completes the collection of the software load information for engine electronic control unit, and passes through
Abstract engine electronic control unit information on load management module, collects the hair arranged in test case corresponding to each driving cycle
Motivation electronic control unit software load information, according to the log management mode of configuration, report generation form output engine electricity
The software load testing journal sheet of sub-control unit, it is possible to potential in the software load index of engine electronic control unit
Risk makes alarm.
The software load test system of engine electronic control unit of the invention, with hardware-in-loop simulation system to certainly
Driving cycle in the test case of row configuration is simulated, while by sheet sand covered device to engine electronic control unit
Software load is monitored and information gathering, and is required that information is carried out to collect arrangement output engine Electronic Control according to user
The software load testing journal sheet of unit, except usable default operating mode in test case（Cold starting operating mode, cold-mix asphalt mixture is low
Idling operation, high idle speed operating mode etc.）Outward, also can be by other driving cycles of user's self-defining, with scalability.It is of the invention
The hair under various driving cycles can be monitored, collect and managed to the software load test system of engine electronic control unit
The software load information of motivation electronic control unit, can cover the complex situations of engine under each driving cycle, can be comprehensively
Detect the software load situation of most real engine electronic control unit, it is to avoid because of the software of engine electronic control unit
The excessive safety to driver of load constitutes a threat to.
Presently preferred embodiments of the present invention is the foregoing is only, is not intended to limit the invention, it is all in essence of the invention
Within god and principle, any modification, equivalent substitution and improvements done etc. should be included within the scope of protection of the invention.
Claims (4)
1. the software load test system of a kind of engine electronic control unit, it is characterised in that including hardware-in-loop simulation system
System, sheet sand covered device, information management system；
The hardware-in-loop simulation system, instructs for being set according to engine parameter, and output simulating engine data are to starting
Electromechanical sub-control unit；
The sheet sand covered device, for gathering the software load information of engine electronic control unit and exporting to information management system
System；
Described information management system, for configuration testing use-case, engine parameter is converted into by the driving cycle in test case
Setting instruction is sent to the hardware-in-loop simulation system, and software corresponding to each driving cycle in test case is born
Lotus information output load measuring is taken temperature；
The driving cycle, including gas pedal aperture, gear, speed, environment temperature, cooling liquid temperature, the one kind in oil temperature or
The duration of various states information and each status information, gradual manner；
The hair calculated in the data item that the load measuring is taken temperature, including driving cycle, software load, engine electronic control unit
Engine condition in motivational state, simulating engine environment；
The software load information of the engine electronic control unit, including primary processor rate of load condensate, coprocessor rate of load condensate,
One or more in RAM utilization rates, storehouse utilization rate；
The software load test system of engine electronic control unit, also including demarcating module；
The demarcating module, for gathering the engine condition of calculating in engine electronic control unit and exporting to described information
Management system；
The hardware-in-loop simulation system, the engine condition also exported in simulating engine environment manages system to described information
System；
Described information management system is entered with hardware-in-loop simulation system, sheet sand covered device, demarcating module by Script controlling software
Row data interaction；
Described information management system, including it is configuration information management module, operating mode management module, test case configuration module, abstract
Control instruction management module, abstract engine electronic control unit information on load management module, data interaction communication block；
The configuration information management module, for configuration log way to manage, report generation form；
The operating mode management module, for configuring predefined driving cycle and self-defined driving cycle, change driving cycle institute is right
The particular state information answered；
The test case configuration module, it is required during setting test for selecting the required driving cycle used during test
The execution sequence of the driving cycle used, number of repetition；
The abstract control instruction management module, for the particular state information corresponding to each driving cycle by test case,
It is converted into engine parameter setting instruction；
The abstract engine electronic control unit information on load management module, for collecting engine electronic control unit software
Information on load, and information done collect arrangement, the software load testing journal sheet of output engine electronic control unit；
The data interaction communication block, is communicated for same hardware-in-loop simulation system, sheet sand covered device, demarcating module.
2. the engine that a kind of software load test system of the engine electronic control unit described in usage right requirement 1 is carried out
The software load method of testing of electronic control unit, it is characterised in that comprise the following steps：
Step 101：By configuration information management module, configuration log way to manage configures report generation form；
Step 102：By operating mode management module, configuration predefines driving cycle and the specific shape corresponding to self-defined driving cycle
State information；
Step 103：By test case configuration module, the required driving cycle used during selection test is used required for setting
The execution sequence of the driving cycle for arriving, number of repetition；
Step 104：By abstract control instruction management module, by each driving cycle of test case, engine parameter is converted into
Setting instruction；
Step 105：Information management system with hardware-in-loop simulation system, sheet sand covered device, is demarcated by data interaction communication block
Module is communicated
Step 106：Hardware-in-loop simulation system, sets according to engine parameter and instructs, and output simulating engine data are to starting
Electromechanical sub-control unit；
Step 107：Engine condition in hardware-in-loop simulation system output simulating engine environment is to information management system；
Demarcating module gathers the engine condition of calculating in engine electronic control unit and exports to information management system；
The software load information of sheet sand covered device collection engine electronic control unit is simultaneously exported to information management system；
Step 108：By abstract engine electronic control unit information on load management module, collect each row in arrangement test case
Sail the engine electronic control unit software load information corresponding to operating mode, the software load of output engine electronic control unit
Testing journal sheet.
3. method according to claim 2, it is characterised in that
In step 108, also by abstract engine electronic control unit information on load management module to engine electronic control system list
Potential risk in the software load index of unit makes alarm.
4. method according to claim 3, it is characterised in that
Log management mode is whole record event or sets filter condition；
Report generation form is HTML, XML or WORD form.
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| CN104898647B (en) * | 2015-05-05 | 2018-12-11 | 广州锦红源电子科技有限公司 | A kind of ECU rack automatic Calibration emulation test system |
| CN105068923B (en) * | 2015-07-23 | 2018-05-25 | 腾讯科技（深圳）有限公司 | A kind of vehicle testing method and device |
| CN109960241B (en) * | 2017-12-26 | 2021-06-18 | 长城汽车股份有限公司 | Automatic test method and system for automobile ECU internal calibration meter |
| CN108109505A (en) * | 2017-12-27 | 2018-06-01 | 中船动力研究院有限公司 | ME-GI double fuels electric-control motor hardware-in-loop simulation training system |
| CN111308988A (en) * | 2020-03-06 | 2020-06-19 | 鹏睿检测技术(上海)有限公司 | Automobile electronic control unit test system |
| CN113252359A (en) * | 2021-05-14 | 2021-08-13 | 宝能(广州)汽车研究院有限公司 | Equipment test system and method |
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| EP1530137A1 (en) * | 2003-11-10 | 2005-05-11 | Robert Bosch Gmbh | Simulation system and computer-implemented method for simulation and verifying a control system |
| CN1670351A (en) * | 2004-03-17 | 2005-09-21 | 吴雄良 | Ultralow discharging electric control device of electric jetting motor and its controlling method |
| KR101704751B1 (en) * | 2010-12-21 | 2017-02-09 | 삼성전자주식회사 | Apparatus for simulating of multi-core system by using timing information between modules, and method thereof |
| CN102566561B (en) * | 2010-12-24 | 2014-08-06 | 上海工程技术大学 | Method and device for diagnosing automotive electronic control unit faults based on semi-physical simulation |
| CN102681538A (en) * | 2012-05-31 | 2012-09-19 | 杭州速玛科技有限公司 | Test system and test method for ECU oil injection and ignition control |
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