CN205384505U - Test equipment of vehicle control unit of pure electric vehicle - Google Patents
Test equipment of vehicle control unit of pure electric vehicle Download PDFInfo
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- CN205384505U CN205384505U CN201620172567.1U CN201620172567U CN205384505U CN 205384505 U CN205384505 U CN 205384505U CN 201620172567 U CN201620172567 U CN 201620172567U CN 205384505 U CN205384505 U CN 205384505U
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- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 238000004891 communication Methods 0.000 claims abstract description 17
- 238000002955 isolation Methods 0.000 claims description 3
- 238000001514 detection method Methods 0.000 abstract description 32
- 230000006870 function Effects 0.000 abstract description 18
- 238000011161 development Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
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- 230000002159 abnormal effect Effects 0.000 description 2
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Abstract
The utility model discloses a test equipment of vehicle control unit of pure electric vehicle, include: the consecutive load motor who connects, motor electric current acquisition circuit, host computer, the CAN communication circuit, analog input acquisition circuit, motor electric current acquisition circuit, analog output circuit, frequency control circuit, IO interface, the relay control circuit that all are connected with the host computer. The utility model discloses can be accurate and automatic detect pure electric vehicles vehicle control unit's A number of functions, can effectively improve detection efficiency and validity.
Description
Technical field
This utility model relates to a kind of technical field of automotive electronics, particularly relates to a kind of pure electric vehicle controller test equipment.
Background technology
Although China does not have the countries such as America and Europe early for the research of electric vehicle engineering, but country is from safeguarding energy security, improve atmospheric environment, improve auto industry competitiveness, the strategic height of the great-leap-forward development realizing Domestic Automotive Industry considers, electric automobile is studied as state plan project always, and set up " electric automobile major scientific and technological project " in calendar year 2001.By organizing enterprise, institution of higher learning and scientific research institution, concentrating all available forces to carry out research cooperation, be now in the research and development impetus powerful stage, portion of techniques has been caught up with even more than advanced international standard.
The first half of the year in 2012, the vehicle complete vehicle enterprise of China produced new-energy automobile 3167, wherein, and pure electric automobile 3021, plug-in hybrid-power automobile 146；Sell new-energy automobile 3525, wherein, pure electric automobile 3444, plug-in hybrid-power automobile 81.The development plan that the energy is following was by " development plan ": by 2015, and pure electric automobile and the accumulative volume of production and marketing of plug-in hybrid-power automobile strive reaching 500,000, and to the year two thousand twenty, accumulative volume of production and marketing is more than 5,000,000.
Today in new-energy automobile fast development, entire car controller suitable in new-energy automobile is as the same flourishing and sends out, along with the detection equipment improving entire car controller of yield also arises at the historic moment, from initial manual fictitious load platform to semi-automatic detection platform again to the fully-automated synthesis platform that present stage uses, entire car controller detection method and technology are day by day perfect.
In order to complete the detection to one piece of entire car controller faster, existing scheme is all by constantly updating the hardware and software of detection equipment to realize this purpose, the cost so not only making test equipment is continuously increased, to testing the stability of equipment itself it is also proposed that challenge, sometimes for for test device hardware or the renewal of software, it has to spend a part of manpower to remove to formulate new full-vehicle control and roll off the production line judgment criteria.So the automatic detection scheme providing a kind of entire car controller is the technical issues that need to address.
Utility model content
In order to solve the problems referred to above, this utility model provides a kind of pure electric vehicle controller test equipment.
This utility model provide pure electric vehicle controller test equipment, including: be sequentially connected connect load motor, current of electric Acquisition Circuit, host computer；The CAN communication circuit that is all connected with host computer, analog input Acquisition Circuit, current of electric Acquisition Circuit, analogue quantity output circuit, frequency control circuit, I/O interface, control relay circuit；
Described CAN communication circuit, for the CAN communication between entire car controller and host computer；
Described analog input Acquisition Circuit, for gathering the voltage signal of entire car controller output；
Described current of electric Acquisition Circuit, for gathering the current signal of load motor；
Described analogue quantity output circuit, for the order output voltage signal according to described host computer；
Described frequency control circuit, sends pwm signal for the order according to described host computer；
Described I/O interface, is used for gathering relay status signal；
Described control relay circuit, for the order output level status signal according to described host computer.
Above-mentioned pure electric vehicle controller test equipment can also have the following characteristics that
Described CAN communication circuit includes CAN controller and CAN isolates transceiver, and wherein CAN controller is connected to one end of CAN isolation transceiver by serial data out line and serial data in line, and CAN isolates the transceiver other end and connects CAN communication physical bus.
Test equipment of the present utility model can accurately and the multiple function of the detection pure electric vehicle controller of automatization, it is possible to is effectively improved detection efficiency and effectiveness.
Accompanying drawing explanation
Fig. 1 is the structure chart of pure electric vehicle controller test equipment in embodiment.
Specific embodiment
For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is a part of embodiment of this utility model, rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can combination in any mutually.
The entire car controller of test equipment and pure electric automobile in use, is connected by the test equipment in this utility model by controller local area network (ControllerAreaNetwork, be called for short CAN) bus.
Fig. 1 be pure electric vehicle controller test equipment structure chart, this equipment includes: be sequentially connected connect load motor, current of electric Acquisition Circuit, host computer；The CAN communication circuit that is all connected with host computer, analog input Acquisition Circuit, current of electric Acquisition Circuit, analogue quantity output circuit, frequency control circuit, I/O interface, control relay circuit.
Wherein:
CAN communication circuit is for the CAN communication between entire car controller and host computer.CAN communication circuit includes CAN controller and CAN isolates transceiver, and wherein CAN controller is connected to one end of CAN isolation transceiver by serial data out line and serial data in line, and CAN isolates the transceiver other end and connects CAN communication physical bus.
Analog input Acquisition Circuit is for gathering the voltage signal of entire car controller output；
Current of electric Acquisition Circuit is for gathering the current signal of load motor, to reflect the actual motion state of motor；
Analogue quantity output circuit is for the order output voltage signal according to host computer；
Frequency control circuit sends pulse width modulation (PulseWidthModulation is called for short PWM) signal for the order according to host computer；
IO input/output control circuit is used for gathering relay status signal；
Control relay circuit is for the order output level status signal according to host computer, for entire car controller collection.
Host computer is for detecting entire car controller according to the signal received, and detection content includes: whether the running voltage of detection entire car controller is normal；Whether the multichannel motor of detection entire car controller drives function normal；Whether the collection of multi analogy channel signal function of detection entire car controller is normal；Whether the multichannel pulse-width modulation PWM pulse signal acquisition function of detection entire car controller is normal；Whether the multicircuit relay of detection entire car controller controls function normal；Whether the Multipath digital quantity acquisition function of detection entire car controller is normal；Whether the multichannel CAN communication function of detection entire car controller is normal；When the result of above-mentioned detection is normal, it is determined that entire car controller is in normal condition, occur when testing result is abnormal in above-mentioned detection process, it is determined that entire car controller is in abnormality, and detection terminates.
This test equipment also has control electric power for disconnected function except the function with foregoing description.Concrete: host computer is additionally operable to when judging that entire car controller is in abnormality, sends power-off signal to I/O interface；I/O interface disconnects the power supply of entire car controller after being additionally operable to receive power-off signal.
Concrete detection method is as follows:
Whether the running voltage of detection entire car controller normally includes: whether the power circuit of detection entire car controller is normal, and whether the running voltage of detection entire car controller is normal.
Whether the running voltage of detection entire car controller normally includes: host computer gathers the running voltage of described entire car controller by analog input acquisition module, judge that this running voltage judges when reaching standard operating voltage that the running voltage of entire car controller is normal, otherwise judge that the running voltage of entire car controller is abnormal.
The multichannel motor of detection entire car controller drives whether function normally includes: host computer sends drive and control of electric machine signal by CAN to entire car controller, and obtain current of electric analog quantity numerical value by current of electric acquisition module, judge that multichannel motor drives function whether normal according to this current of electric analog quantity numerical value.
Whether the collection of multi analogy channel signal function of detection entire car controller normally includes: host computer sends the voltage signal set by analog output module, after entire car controller carries out voltage signal acquisition, the voltage signal collected is sent to host computer by CAN, host computer compares the magnitude of voltage of the magnitude of voltage of the voltage signal received and the voltage signal of setting, if both differences are in the threshold range set, judge that collection of multi analogy channel signal function is normal, otherwise judge entire car controller collection of multi analogy channel signal dysfunction.
Whether detection multi-channel PWM pulse signal acquisition function normally includes: host computer sends pwm control signal by frequency control module to entire car controller, the frequency values collecting PWM is issued host computer by CAN by entire car controller, the frequency values received is compared by host computer with predeterminated frequency value, according to whether both differences judge that whether multi-channel PWM pulse signal acquisition function is normal in the threshold range set.
The multicircuit relay of detection entire car controller controls whether function normally includes: host computer by CAN to entire car controller sending filter control signal, and by the relay status signal of I/O interface acquisition entire car controller, whether normal judge that multicircuit relay controls function according to the difference of comparator relay control signal and relay status signal.
Whether the Multipath digital quantity acquisition function of detection entire car controller normally includes: host computer passes through relay control module output level status signal, and reading the level state signal that collects of entire car controller by CAN, host computer compares the level state signal via relay control module output and the difference of level state signal received via CAN judges that whether Multipath digital quantity acquisition function is normal.
Test equipment of the present utility model can accurately and the multiple function of the detection pure electric vehicle controller of automatization, it is possible to is effectively improved detection efficiency and effectiveness.
Descriptions above can combine enforcement individually or in every way, and these variant are all within protection domain of the present utility model.
In this article, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the article of a series of key element or equipment not only includes those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in the article including key element or equipment.
This utility model only in order to the technical solution of the utility model to be described and unrestricted, has been described in detail by above example reference only to preferred embodiment.It will be understood by those within the art that, it is possible to the technical solution of the utility model is modified or equivalent replacement, without deviating from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of right of the present utility model.
Claims (2)
1. pure electric vehicle controller test equipment, it is characterised in that including: be sequentially connected connect load motor, current of electric Acquisition Circuit, host computer；The CAN communication circuit that is all connected with host computer, analog input Acquisition Circuit, current of electric Acquisition Circuit, analogue quantity output circuit, frequency control circuit, I/O interface, control relay circuit；
Described CAN communication circuit, for the CAN communication between entire car controller and host computer；
Described analog input Acquisition Circuit, for gathering the voltage signal of entire car controller output；
Described current of electric Acquisition Circuit, for gathering the current signal of load motor；
Described analogue quantity output circuit, for the order output voltage signal according to described host computer；
Described frequency control circuit, sends pwm signal for the order according to described host computer；
Described I/O interface, is used for gathering relay status signal；
Described control relay circuit, for the order output level status signal according to described host computer.
2. pure electric vehicle controller test equipment as claimed in claim 1, it is characterized in that, described CAN communication circuit includes CAN controller and CAN isolates transceiver, wherein CAN controller is connected to one end of CAN isolation transceiver by serial data out line and serial data in line, and CAN isolates the transceiver other end and connects CAN communication physical bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620172567.1U CN205384505U (en) | 2016-03-07 | 2016-03-07 | Test equipment of vehicle control unit of pure electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620172567.1U CN205384505U (en) | 2016-03-07 | 2016-03-07 | Test equipment of vehicle control unit of pure electric vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN205384505U true CN205384505U (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620172567.1U Expired - Fee Related CN205384505U (en) | 2016-03-07 | 2016-03-07 | Test equipment of vehicle control unit of pure electric vehicle |
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| CN (1) | CN205384505U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109388126A (en) * | 2018-10-16 | 2019-02-26 | 南京越博动力系统股份有限公司 | A kind of vehicle material object loading functional test platform |
| CN110806741A (en) * | 2019-11-19 | 2020-02-18 | 清华大学苏州汽车研究院（相城） | Automatic detection system and method for function detection of active noise controller |
| CN114489026A (en) * | 2022-02-15 | 2022-05-13 | 摩登汽车有限公司 | Test system of vehicle control unit of new energy vehicle |
-
2016
- 2016-03-07 CN CN201620172567.1U patent/CN205384505U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109388126A (en) * | 2018-10-16 | 2019-02-26 | 南京越博动力系统股份有限公司 | A kind of vehicle material object loading functional test platform |
| CN110806741A (en) * | 2019-11-19 | 2020-02-18 | 清华大学苏州汽车研究院（相城） | Automatic detection system and method for function detection of active noise controller |
| CN114489026A (en) * | 2022-02-15 | 2022-05-13 | 摩登汽车有限公司 | Test system of vehicle control unit of new energy vehicle |
| CN114489026B (en) * | 2022-02-15 | 2023-08-22 | 摩登汽车有限公司 | Test system of whole vehicle controller of new energy vehicle |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |