CN214504210U - Fuel cell hydrogen energy automobile network automatic test system - Google Patents

Fuel cell hydrogen energy automobile network automatic test system Download PDF

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Publication number
CN214504210U
CN214504210U CN202023057844.XU CN202023057844U CN214504210U CN 214504210 U CN214504210 U CN 214504210U CN 202023057844 U CN202023057844 U CN 202023057844U CN 214504210 U CN214504210 U CN 214504210U
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controller
fuel cell
power supply
module
test
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余红霞
郝义国
程飞
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Grove Hydrogen Energy Technology Group Co ltd
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Wuhan Grove Hydrogen Energy Automobile Co Ltd
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Abstract

The utility model provides a fuel cell hydrogen can car network automated test system, this system includes: the test system comprises a test cabinet, an upper computer and an automobile rack, wherein the test cabinet comprises a power supply module, a simulation module, an acquisition module, an execution module and an interface module; the automobile rack comprises a main rack and a support platform; the automobile rack is connected with the test cabinet through a wire harness; the test cabinet is connected with the upper computer through a USB. The utility model discloses the test item is many, and data processing is fast, and test data is accurate, and degree of automation is high to can reduce testing personnel's intensity of labour effectively, improve work efficiency, avoid because of the error that manual operation produced, overcome the experimental defect of manual rack.

Description

Fuel cell hydrogen energy automobile network automatic test system
Technical Field
The utility model relates to an automatic test field especially relates to a fuel cell hydrogen can automatic test system of car network.
Background
As the hydrogen fuel cell automobile gradually starts to be applied and produced in a large scale, the hydrogen fuel cell automobile will become an important strategic direction for the transformation of the automobile industry. With the gradual change of technological progress, various intelligent technologies, such as Adas driving assistance technology, unmanned technology and the like, are applied more and more widely in the field of automobiles and are mature; the number of electronic control units (namely ECUs) on the whole vehicle is continuously increased due to the diversity of functions, the number of ECUs of many high-end vehicle types is dozens at present, the ECUs are distributed at various positions in an electronic system of the vehicle, the communication technology among the electronic control units also faces the same challenge, and the test verification of the ECUs with corresponding communication capacity is more and more challenging.
Disclosure of Invention
In order to solve the problem, the utility model provides a fuel cell hydrogen can automatic test system of car network.
An automated testing system for a fuel cell hydrogen energy automobile network, comprising: the test equipment comprises a test cabinet, an upper computer and an automobile rack;
the test cabinet comprises a power supply module, a simulation module, an acquisition module, an execution module and an interface module;
the automobile rack comprises a main rack and a support platform;
the automobile rack is connected with the test cabinet through a wire harness;
the test cabinet is connected with the upper computer through a USB;
further, the test cabinet is used for connecting an automobile rack to test the whole automobile controller and is also used for connecting a single part to test;
further, the automobile rack is used for simulating the actual environment of the built automobile, and the arranged controllers are as follows: the system comprises an ADAS domain controller, an electric power steering controller, an electronic stability controller, a storage battery electric quantity sensor, a vehicle control unit, a motor controller, a high-voltage control box, a DCDC, a hydrogen controller, a fuel battery controller, a battery management system, a vehicle body control module, an air conditioner controller, a combination instrument, a remote communication unit, an electric seat controller, a thermal management controller, a compressor control unit, a low-speed pedestrian early warning controller, a radar controller, a vehicle-mounted information entertainment system, a 360-degree panoramic parking auxiliary system and a reversing image;
furthermore, the support table is placed on the main rack, 4 rollers are mounted on the support table, the main rack is used for placing an actual load, an electric control unit and a whole vehicle wiring harness, and the support table is used for placing auxiliary energy;
furthermore, the power supply module comprises a power supply distribution and protection unit and a programmable power supply, wherein the power supply distribution and protection unit is used for controlling the overall power supply of the automatic test system, controlling the on-off of the power supply, and has the functions of overcurrent protection and emergency braking, so that equipment damage caused by sudden power failure or short circuit is effectively prevented; the programmable power supply is connected with the upper computer through a USB interface, and the output of the programmable power supply is directly controlled by a software program to supply power to the measured controller;
the simulation module is used for simulating fault signals in network signals of the measured controller, and the types of the fault signals comprise analog quantity faults and digital quantity faults;
the acquisition module is used for acquiring network signals of the monitored controller, and comprises physical layer network signal acquisition and data layer network signal acquisition, wherein the physical layer network signal acquisition is realized through an oscilloscope, and the capture, measurement and analysis of CAN signal output characteristics are realized;
the execution module comprises a hardware execution unit and a software execution unit, wherein the hardware execution unit comprises a control host and a VTS;
the interface module is used for realizing the butt joint of the test cabinet and an interface plug-in of a tested controller, and the interface of the tested controller adopts a banana head-to-plug-in model or a DB9 model;
furthermore, the power supply distribution and protection unit comprises a main knob switch, a current-limiting air switch, a self-locking bidirectional button and an emergency stop button, and an electromagnetic contactor is integrated in the power supply distribution and protection unit;
further, the input of the power supply module is 220V standard voltage.
The utility model provides a beneficial effect that technical scheme brought is: the test system has the advantages of multiple test items, fast data processing, accurate test data and high automation degree, and can effectively reduce the labor intensity of testers, improve the working efficiency, avoid errors caused by manual operation and overcome the defects of manual bench tests.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural diagram of an automated testing system for a hydrogen energy automobile network of a fuel cell in an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The embodiment of the utility model provides a fuel cell hydrogen can automatic test system of car network.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an automated testing system for a hydrogen energy vehicle network of a fuel cell according to an embodiment of the present invention, and the automated testing system for a hydrogen energy vehicle network of a fuel cell includes: the system comprises an automobile rack 1, a test cabinet 2 and an upper computer 3;
the automobile bench 1 is designed according to the size of the automobile model to be tested, and comprises a main bench 11 and a support table 12, wherein the main bench 11 is used for placing an actual load, an electric control unit and a whole automobile wire harness, and the products are arranged at corresponding positions of the automobile bench according to the arrangement condition of the whole automobile; the support 12 is used for placing an auxiliary energy source (the auxiliary energy source can be understood as a power battery); the support table 12 is placed on the main table 11 (in the automobile table, the main table except the support table), and 4 rollers are mounted on the support table 12, so that the support table is convenient to move and can be used for troubleshooting auxiliary energy;
the automobile bench 1 is used for simulating and building the actual environment of the whole automobile, and the arranged controllers are as follows: the system comprises an ADAS domain controller, an electric power steering controller, an electronic stability controller, a storage battery electric quantity sensor, a vehicle control unit, a motor controller, a high-voltage control box, a DCDC, a hydrogen controller, a fuel battery controller, a battery management system, a vehicle body control module, an air conditioner controller, a combination instrument, a remote communication unit, an electric seat controller, a thermal management controller, a compressor control unit, a low-speed pedestrian early warning controller, a radar controller, a vehicle-mounted information entertainment system, a 360-degree panoramic parking auxiliary system and a reversing image;
the test cabinet 1 comprises a power supply module, a simulation module, an acquisition module, an execution module and an interface module; the test cabinet 1 is used for connecting the automobile rack to test the whole automobile controller and connecting a single part to test, the hardware part of the test cabinet 1 mainly comprises a power supply distribution and protection unit, a programmable power supply, an oscilloscope, a VTS, a tested controller interface and other accessory storage spaces, and the other accessory storage spaces comprise: the test device comprises a test tool storage space, a to-be-tested sample storage space and a control host storage space;
the power supply module (with the input of 220V standard voltage) comprises a power supply distribution and protection unit and a programmable power supply, wherein the power supply distribution and protection unit comprises a main knob switch, a current-limiting air switch, a self-locking two-way button and an emergency stop button, and an electromagnetic contactor is integrated in the power supply distribution and protection unit and used for controlling the integral power supply of the automatic test system and controlling the on-off of the power supply, and the power supply distribution and protection unit has the functions of overcurrent protection and emergency braking and effectively prevents equipment damage caused by sudden power failure or short circuit; the programmable power supply is connected with the upper computer through a USB interface, and the output of the programmable power supply is directly controlled by a software program to supply power to the measured controller;
the simulation module is used for realizing fault signal simulation in the network signal of the measured controller, the fault signal types comprise analog quantity faults and digital quantity faults, in the embodiment, the simulation module is applied to a product VH6501 of Germany Vector company, and the simulated faults mainly comprise: short circuit among buses, short circuit of line/power supply (ground), open circuit, interference of sampling points, bit error simulation and the like;
the acquisition module is used for acquiring network signals of the measured controller, and comprises physical layer network signal acquisition and data layer network signal acquisition, wherein the physical layer network signal acquisition is realized through an oscilloscope to realize capture, measurement and analysis of CAN signal output characteristics, and the data layer acquisition is applied to a bus product VN1640A of Germany Vector company;
the execution module comprises a hardware execution unit and a software execution unit, wherein the hardware execution unit comprises a control host and a VTS, the control host is used for operating a software environment, developing and managing the whole test project, and the VTS is a modular hardware System which is short for VT System. The tested controller not only needs bus communication, but also has a plurality of input and output interfaces for connecting the sensor and the actuator. The VTS mainly provides these input and output interfaces. In the embodiment, only part of board cards of the VTS, such as VT7001A hardware board cards, are used for realizing the control and monitoring of the power supply signals; VT2820 is used to inject test system failures; VT2516 emulates a PWM signal; VT2816 simulates analog signals, such as: brake friction wear signals, etc.;
the executing software unit comprises CANOe software, CANOe.diva software and CANOe.LIN software, and network testing can be comprehensively carried out by using the software: automatically executing the test case to generate a test report;
the interface module is used for realizing the butt joint of the test cabinet and the interface plug-in of the tested controller, and the interface of the tested controller adopts a banana head to plug-in model or a DB9 model
The automobile rack 1 is connected with the test cabinet 2 through a wire harness;
the test cabinet 2 is connected with the upper computer 3 through a USB; the connection of the programmable power supply and the oscilloscope in the upper computer 3 and the test cabinet 2 is realized through a USB interface;
the test cabinet further comprises: the test device comprises a test tool storage space, a to-be-tested sample storage space and a control host storage space;
the fuel cell hydrogen energy automobile network automatic test system is used for realizing the network test function of a CAN bus and a LIN bus, and the system firstly builds a bus test environment based on CANoe software, then builds a virtual network simulation model, and finally simulates the communication behavior of the whole automobile network. According to the test requirement, the upper computer controls a corresponding signal to be sent to the measured controller, observes the feedback of the measured controller after receiving the signal, and judges the network communication capacity of the measured controller according to the feedback; the VN1640 is used for realizing communication with a CAN bus or a LIN bus of the measured controller, the test of a communication protocol layer of the measured controller is finished, and the test of a physical layer of the bus is finished through fault simulation equipment VH 6501; and completing the diagnostic protocol test of the bus by using a bus diagnostic protocol test tool Diva.
The utility model has the advantages that: the test system has the advantages of multiple test items, fast data processing, accurate test data and high automation degree, and can effectively reduce the labor intensity of testers, improve the working efficiency, avoid errors caused by manual operation and overcome the defects of manual bench tests.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. The utility model provides a fuel cell hydrogen can automobile network automated test system which characterized in that: the automated test system comprises: the device comprises an automobile rack (1), a test cabinet (2) and an upper computer (3);
the automobile rack (1) comprises a main rack (11) and a support table (12);
the test cabinet (2) comprises a power supply module, a simulation module, an acquisition module, an execution module and an interface module;
the automobile rack (1) is connected with the test cabinet (2) through a wire harness;
the test cabinet (2) is connected with the upper computer (3) through a USB;
the fuel cell hydrogen energy automobile network automatic test system is used for realizing the network test function of a CAN bus and a LIN bus in a fuel cell hydrogen energy automobile.
2. The fuel cell hydrogen energy automobile network automatic test system according to claim 1, characterized in that: the test cabinet (2) is used for connecting the automobile rack (1) to test the whole automobile controller and is also used for connecting a single part to test.
3. The fuel cell hydrogen energy automobile network automatic test system according to claim 1, characterized in that:
the automobile rack (1) is used for simulating the actual environment of the built automobile, and the arranged controllers are as follows: the device comprises an ADAS domain controller, an electric power steering controller, an electronic stability controller, a storage battery electric quantity sensor, a vehicle control unit, a motor controller, a high-voltage control box, a DCDC, a hydrogen controller, a fuel battery controller, a battery management system, a vehicle body control module, an air conditioner controller, a combination instrument, a remote communication unit, an electric seat controller, a thermal management controller, a compressor control unit, a low-speed pedestrian early warning controller, a radar controller, a vehicle-mounted information entertainment system, a 360-degree panoramic parking auxiliary system and a backing image.
4. The fuel cell hydrogen energy automobile network automatic test system according to claim 1, characterized in that: the support table (12) is placed on the main table frame (11), and 4 rollers are mounted on the support table (12);
the main rack (11) is used for placing actual loads, an electric control unit and a whole vehicle wiring harness, and the support table (12) is used for placing auxiliary energy.
5. The fuel cell hydrogen energy automobile network automatic test system according to claim 1, characterized in that:
the power supply module comprises a power supply distribution and protection unit and a programmable power supply, wherein the power supply distribution and protection unit is used for controlling the integral power supply of the automatic test system, controlling the on-off of the power supply, has the functions of overcurrent protection and emergency braking, and effectively prevents equipment damage caused by sudden power failure or short circuit; the programmable power supply is connected with the upper computer through a USB interface, and the output of the programmable power supply is directly controlled by a software program to supply power to the measured controller;
the simulation module is used for simulating fault signals in network signals of the measured controller, and the types of the fault signals comprise analog quantity faults and digital quantity faults;
the acquisition module is used for acquiring network signals of the monitored controller, and comprises physical layer network signal acquisition and data layer network signal acquisition, wherein the physical layer network signal acquisition is realized through an oscilloscope, and the capture, measurement and analysis of CAN signal output characteristics are realized;
the execution module comprises a hardware execution unit and a software execution unit, wherein the hardware execution unit comprises a control host and a VTS;
the interface module is used for realizing the butt joint of the test cabinet and an interface plug-in of the tested controller, and the interface of the tested controller adopts a banana head-to-plug-in model or a DB9 model.
6. The automated fuel cell hydrogen energy automobile network test system according to claim 5, wherein: the power supply distribution and protection unit comprises a main knob switch, a current-limiting air switch, a self-locking bidirectional button and an emergency stop button, and an electromagnetic contactor is integrated in the power supply distribution and protection unit.
7. The fuel cell hydrogen energy automobile network automatic test system according to claim 1, characterized in that: the input of the power supply module is 220V standard voltage.
8. The fuel cell hydrogen energy automobile network automatic test system according to claim 1, characterized in that: the simulation module is VH 6501.
9. The automated fuel cell hydrogen energy automobile network test system according to claim 5, wherein: and VN1640A is adopted to realize acquisition of the data layer network signals.
10. The automated fuel cell hydrogen energy automobile network test system according to claim 5, wherein: the software execution unit comprises CANOe software, CANOe.
CN202023057844.XU 2020-12-17 2020-12-17 Fuel cell hydrogen energy automobile network automatic test system Active CN214504210U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202023057844.XU CN214504210U (en) 2020-12-17 2020-12-17 Fuel cell hydrogen energy automobile network automatic test system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202023057844.XU CN214504210U (en) 2020-12-17 2020-12-17 Fuel cell hydrogen energy automobile network automatic test system

Publications (1)

Publication Number Publication Date
CN214504210U true CN214504210U (en) 2021-10-26

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Application Number Title Priority Date Filing Date
CN202023057844.XU Active CN214504210U (en) 2020-12-17 2020-12-17 Fuel cell hydrogen energy automobile network automatic test system

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Country Link
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Address after: 430000 Building 1, No. 99, Weilai Third Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province

Patentee after: Grove Hydrogen Energy Technology Group Co.,Ltd.

Country or region after: China

Address before: 430000 Building 1, No. 99, Weilai Third Road, Donghu New Technology Development Zone, Wuhan City, Hubei Province

Patentee before: WUHAN LUOGEFU HYDROGEN ENERGY AUTOMOBILE Co.,Ltd.

Country or region before: China

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PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A network automation testing system for fuel cell hydrogen powered vehicles

Granted publication date: 20211026

Pledgee: Jinan Luneng Kaiyuan Group Co.,Ltd.

Pledgor: Grove Hydrogen Energy Technology Group Co.,Ltd.

Registration number: Y2024980009137

PE01 Entry into force of the registration of the contract for pledge of patent right