CN108490911A - The test method of BCU nodes in a kind of PTCAN based on ECU-TEST - Google Patents
The test method of BCU nodes in a kind of PTCAN based on ECU-TEST Download PDFInfo
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- CN108490911A CN108490911A CN201810192626.5A CN201810192626A CN108490911A CN 108490911 A CN108490911 A CN 108490911A CN 201810192626 A CN201810192626 A CN 201810192626A CN 108490911 A CN108490911 A CN 108490911A
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- test
- hil
- bcu
- ecu
- ptcan
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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
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
The invention discloses a kind of test method of BCU nodes in PTCAN based on ECU TEST, the specific steps are：First, UuT is tested model machine and HIL racks is accessed by BOB terminal boxes and associated satellite harness；The LCO software configurations of host computer are tested by HIL and establish related HIL testing engineerings；Change the relevant input of CAN message of interdependent node successively by demarcating or changing the input of the Pin feet external world by the ECU TEST softwares of HIL test host computers；INCA is controlled by ECU TEST softwares and reads associated inner amount, and the message actual value that BCU is sent to PTCAN is read by EE；Finally, the desired value of each message and observed quantity is set by ECU TEST and it is expected tolerance, the deviation and BCU being verified between the INCA BCU built-in variables read and desired value are sent to the message actual value of PTCAN with respective desired values whether in desired tolerance, and export test report.Beneficial effects of the present invention：The present invention provides a kind of automatic test based on ECU TEST and HIL racks, tests the CAN message of BCU nodes in PTCAN, and then reduce Defective vehicle recall risk.
Description
Technical field
The present invention relates to technical field of new energy, it particularly relates in a kind of PTCAN based on ECU-TEST
The test method of BCU nodes.
Background technology
Hardware in loop is computer major term, that is to say hardware in circuit.By using " hardware in loop "（HiL）, can
To significantly reduce development time and cost.In the past Computer Simulation and reality were used when developing electricapparatus element or system
Experiment just come independently of one another.However by using the mode of hardware in loop, the two processes can be combined and be shown
Go out the significant increase of efficiency.
Currently, hardware in loop technology is widely used in the V word development process of automobile electronic controller unit, be with
Real-time processor runs simulation model to simulate the operating status of controll plant, is connect with tested ECU by I/O interfaces, right
Tested ECU carries out comprehensive, system test.Consider from safety, feasibility and rational cost, HiL hardware in loop is imitative
True test has become a very important ring in ECU development process, reduces the number of proving ground test, shorten the development time and
The software quality that ECU is improved while reducing cost, reduces the risk of automobile factory.
Invention content
For above-mentioned technical problem in the related technology, the present invention proposes that BCU is saved in a kind of PTCAN based on ECU-TEST
The test method of point, can overcome the above-mentioned deficiency of the prior art.
To realize the above-mentioned technical purpose, the technical proposal of the invention is realized in this way：
The test method of BCU nodes in a kind of PTCAN based on ECU-TEST, including UuT are tested exemplar, BOB terminal boxes, ETAS
Test board, RTPC engineering machines and HIL test host computer；Wherein, the UuT is tested exemplar and is surveyed by BOB terminal boxes and ETAS
Test plate (panel) card connects, and the ETAS test boards are tested host computer with HIL by RTPC engineering machines and connect；
Testing procedure is as follows：
S1：UuT is tested model machine, HIL racks are accessed by BOB terminal boxes and associated satellite harness；
S2：The LCO software configurations of host computer are tested by HIL and establish related HIL testing engineerings；
S3：The ECU-TEST softwares that host computer is tested by HIL change correlation successively by demarcating or changing the input of the Pin feet external world
The relevant input of CAN message of node；
S4：INCA is controlled by ECU-TEST softwares and reads associated inner amount, and the report that BCU is sent to PTCAN is read by EE
Literary actual value；
S5：The desired value of each message and observed quantity is set by ECU-TEST and it is expected tolerance, is verified INCA and reads
BCU built-in variables and desired value between deviation and BCU whether be sent to the message actual value of PTCAN with respective desired values in the phase
In the tolerance of prestige, and export test report.
Further, the ETAS test boards carry out digital signal, simulation for the control according to RTPC engineering machines
The receiving and transmission of signal and CAN network communication signal.
Further, the RTPC engineering machines are used to execute the test command that HIL test host computers are sent, and control correlation
Related command is acted and is executed by board.
Further, the HIL tests host computer provides visual graphical interfaces for tester.
Beneficial effects of the present invention：The present invention provides a kind of automatic test based on ECU-TEST and HIL racks, test
The CAN message of BCU nodes in PTCAN, and then reduce Defective vehicle recall risk.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the test method of BCU nodes in a kind of PTCAN based on ECU-TEST according to embodiments of the present invention
Structure diagram；
In figure：
1, UuT is tested exemplar；2, BOB terminal boxes；3, ETAS boards resource；4, RTPC engineering machines；5, HIL tests host computer.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained belong to what the present invention protected
Range.
As shown in Figure 1, according to embodiments of the present invention in a kind of PTCAN based on ECU-TEST BCU nodes survey
Method for testing, including UuT are tested exemplar 1, BOB terminal boxes 2, ETAS test boards 3, RTPC engineering machines 4 and HIL test host computers 5；
Wherein, the UuT is tested exemplar 1 and is connect with ETAS test boards 3 by BOB terminal boxes 2, and the ETAS test boards 3 pass through
RTPC engineering machines 4 are connect with HIL test host computers 5；
Testing procedure is as follows：
S1：UuT is tested model machine 1, HIL racks are accessed by BOB terminal boxes 2 and associated satellite harness；
S2：The LCO software configurations of host computer 5 are tested by HIL and establish related HIL testing engineerings；
S3：The ECU-TEST softwares that host computer 5 is tested by HIL change phase successively by demarcating or changing the input of the Pin feet external world
The relevant input of CAN message of artis；
S4：INCA is controlled by ECU-TEST softwares and reads associated inner amount, and the report that BCU is sent to PTCAN is read by EE
Literary actual value；
S5：The desired value of each message and observed quantity is set by ECU-TEST and it is expected tolerance, is verified INCA and reads
BCU built-in variables and desired value between deviation and BCU whether be sent to the message actual value of PTCAN with respective desired values in the phase
In the tolerance of prestige, and export test report.
In one embodiment, the ETAS test boards 3 carry out number for the control according to RTPC engineering machines 4
The receiving and transmission of signal, analog signal and CAN network communication signal.
In one embodiment, the RTPC engineering machines 4 are used to execute the test command that HIL test host computers 5 are sent,
And it controls related board and related command is acted into execution.
In one embodiment, the HIL tests host computer 5 provides visual graphical interfaces for tester.
In order to facilitate understand the present invention above-mentioned technical proposal, below by way of in specifically used mode to the present invention it is above-mentioned
Technical solution is described in detail.
When specifically used, the present invention includes that UuT is tested exemplar, BOB terminal boxes, ETAS test boards, RTPC engineering machines
Host computer is tested with HIL；Wherein, the BOB terminal boxes are mainly used for connecting the tested exemplars of UuT and ETAS test boards；Institute
ETAS test boards are stated, the control according to RTPC engineering machines is mainly used for, carry out digital signal, analog signal and CAN nets
The receiving and transmission of network communication signal；The RTPC engineering machines are mainly used for executing the test command that host computer is sent, and control
Related command is acted and is executed by related board；The test host computer provides visual graphical interfaces for tester, can be
The configuration that each board and test model are completed in graphical interfaces adjusts the output parameter of each board output port, observes each board
The data of receiving port.
Specific testing process is as follows：
First, UuT is tested model machine and HIL racks is accessed by BOB terminal boxes and associated satellite harness；Then, it is tested by HIL
The LCO software configurations of host computer simultaneously establish related HIL testing engineerings.
Secondly, the ECU-TEST softwares that host computer is tested by HIL are changed successively by demarcating or changing the input of the Pin feet external world
Become the relevant input of CAN message of interdependent node；Then, INCA is controlled by ECU-TEST softwares and reads associated inner amount, and
The message actual value that BCU is sent to PTCAN is read by EE.
Finally, the desired value of each message and observed quantity is arranged by ECU-TEST and it is expected tolerance, be verified INCA
The message actual value that deviation and BCU between the BCU built-in variables read and desired value are sent to PTCAN is with respective desired values
It is no in desired tolerance, and export test report.
In conclusion the present invention provides a kind of automatic test based on ECU-TEST and HIL racks, test in PTCAN
The CAN message of BCU nodes, and then reduce Defective vehicle recall risk.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (4)
1. the test method of BCU nodes in a kind of PTCAN based on ECU-TEST, which is characterized in that be tested exemplar including UuT
（1）, BOB terminal boxes（2）, ETAS test boards（3）, RTPC engineering machines（4）Host computer is tested with HIL（5）；Wherein, the UuT
Tested exemplar（1）Pass through BOB terminal boxes（2）With ETAS test boards（3）Connection, the ETAS test boards（3）Pass through RTPC
Engineering machine（4）Host computer is tested with HIL（5）Connection；
Testing procedure is as follows：
S1：UuT is tested model machine（1）Pass through BOB terminal boxes（2）And associated satellite harness accesses HIL racks；
S2：Host computer is tested by HIL（5）LCO software configurations and establish related HIL testing engineerings；
S3：Host computer is tested by HIL（5）ECU-TEST softwares by demarcate or change the Pin feet external world input change successively
The relevant input of CAN message of interdependent node；
S4：INCA is controlled by ECU-TEST softwares and reads associated inner amount, and the report that BCU is sent to PTCAN is read by EE
Literary actual value；
S5：The desired value of each message and observed quantity is set by ECU-TEST and it is expected tolerance, is verified INCA and reads
BCU built-in variables and desired value between deviation and BCU whether be sent to the message actual value of PTCAN with respective desired values in the phase
In the tolerance of prestige, and export test report.
2. the test method of BCU nodes, feature exist in a kind of PTCAN based on ECU-TEST according to claim 1
In the ETAS test boards（3）, for according to RTPC engineering machines（4）Control, carry out digital signal, analog signal and
The receiving and transmission of CAN network communication signal.
3. the test method of BCU nodes, feature exist in a kind of PTCAN based on ECU-TEST according to claim 1
In the RTPC engineering machines（4）Host computer is tested for executing HIL（5）The test command of transmission, and related board is controlled by phase
Command action is closed to execute.
4. the test method of BCU nodes, feature exist in a kind of PTCAN based on ECU-TEST according to claim 1
In the HIL tests host computer（5）Visual graphical interfaces is provided for tester.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810192626.5A CN108490911A (en) | 2018-03-09 | 2018-03-09 | The test method of BCU nodes in a kind of PTCAN based on ECU-TEST |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810192626.5A CN108490911A (en) | 2018-03-09 | 2018-03-09 | The test method of BCU nodes in a kind of PTCAN based on ECU-TEST |
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| CN108490911A true CN108490911A (en) | 2018-09-04 |
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| CN201810192626.5A Pending CN108490911A (en) | 2018-03-09 | 2018-03-09 | The test method of BCU nodes in a kind of PTCAN based on ECU-TEST |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112506775A (en) * | 2020-12-03 | 2021-03-16 | 东风汽车集团有限公司 | Multi-HIL platform testing method and system |
| CN114460925A (en) * | 2022-01-29 | 2022-05-10 | 重庆长安新能源汽车科技有限公司 | Automatic HIL (high-level intelligence) testing method for CAN (controller area network) interface of electric automobile controller |
| CN114578784A (en) * | 2022-01-24 | 2022-06-03 | 中汽研汽车检验中心（天津）有限公司 | Signal switching box for automobile virtual rack test |
-
2018
- 2018-03-09 CN CN201810192626.5A patent/CN108490911A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112506775A (en) * | 2020-12-03 | 2021-03-16 | 东风汽车集团有限公司 | Multi-HIL platform testing method and system |
| CN114578784A (en) * | 2022-01-24 | 2022-06-03 | 中汽研汽车检验中心（天津）有限公司 | Signal switching box for automobile virtual rack test |
| CN114460925A (en) * | 2022-01-29 | 2022-05-10 | 重庆长安新能源汽车科技有限公司 | Automatic HIL (high-level intelligence) testing method for CAN (controller area network) interface of electric automobile controller |
| CN114460925B (en) * | 2022-01-29 | 2023-05-23 | 重庆长安新能源汽车科技有限公司 | Automatic test method for CAN interface HIL of electric automobile controller |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180904 |
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