CN211402650U - Fuel cell test system - Google Patents
Fuel cell test system Download PDFInfo
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- CN211402650U CN211402650U CN201920879705.3U CN201920879705U CN211402650U CN 211402650 U CN211402650 U CN 211402650U CN 201920879705 U CN201920879705 U CN 201920879705U CN 211402650 U CN211402650 U CN 211402650U
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Abstract
The utility model relates to a fuel cell test system, fuel cell test system includes: a lower computer subsystem (10) and an upper computer subsystem (20); the lower computer subsystem (10) comprises: the device comprises a real-time control module (101), a communication module (102), a calibration and calibration module (103) and an input and output module (104). The utility model discloses a fuel cell test system's host computer subsystem only is used for generating configuration file and control test data, and next machine subsystem produces the real-time test environment and carries out the real-time test to the fuel cell system that awaits measuring according to the configuration file, consequently can guarantee that data interaction, logic execution and fault protection in the testing process all have the real-time, overcome the influence of the hysteresis and the time difference that exist because of host computer subsystem adoption non-real-time system.
Description
Technical Field
The utility model belongs to battery test field, concretely relates to fuel cell test system.
Background
With the global increase in energy demand and the increase in human environmental demand, research and development on fuel cells are increasing in various countries. The fuel cell test system is not only important in the development stage of the fuel cell system, but also indispensable for maintaining the normal operation of the cell even after it is put into use, and a powerful test capability can provide reliable monitoring of the fuel cell.
In the existing fuel cell testing system, the testing step and the testing execution program are executed under a windows system in an industrial personal computer, the windows system is a non-real-time system, and the real-time performance and the reliability of the testing process cannot be guaranteed by the program executed under the non-real-time system, so that lag and time difference exist in data interaction, logic execution and fault protection in the testing process. However, the fuel cell system is a real-time system when running on the whole vehicle, so the testing system adopting the non-real-time system design cannot really reduce the environment required by the fuel cell system testing, and the data lag and time difference in the non-real-time system not only can influence the authenticity of the testing result, but also can form various risks in the testing process.
Therefore, how to provide a test system capable of testing a fuel cell system in real time has become a main problem of research.
SUMMERY OF THE UTILITY MODEL
In order to solve the above problems existing in the prior art, the utility model provides a fuel cell testing system. The to-be-solved technical problem of the utility model is realized through following technical scheme:
an embodiment of the utility model provides a fuel cell test system, include:
the lower computer subsystem is connected with the fuel cell system to be tested and used for generating a real-time test environment according to the configuration file so as to carry out real-time test on the fuel cell system to be tested and generate real-time test data;
and the upper computer subsystem is connected with the lower computer subsystem and is used for generating a configuration file and monitoring the real-time test data.
In an embodiment of the present invention, the lower computer subsystem includes: the device comprises a real-time control module, a communication module, a calibration and calibration module and an input/output module;
the real-time control module is connected with the upper computer subsystem;
one end of the communication module, one end of the calibration module and one end of the input/output module are all connected with the real-time control module, and the other end of the communication module, the other end of the calibration module and the other end of the input/output module are all connected with the fuel cell system to be tested.
In an embodiment of the present invention, the lower computer subsystem further includes a monitoring module;
one end of the monitoring module is connected with the real-time control module, and the other end of the monitoring module is connected with the fuel cell system to be tested.
In an embodiment of the present invention, the lower computer subsystem further comprises a fault injection module;
one end of the fault injection module is connected with the real-time control module, and the other end of the fault injection module is connected with the fuel cell system to be tested.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a fuel cell test system's host computer subsystem only is used for generating configuration file and control test data, and next machine subsystem produces the real-time test environment and carries out the real-time test to the fuel cell system that awaits measuring according to the configuration file, consequently can guarantee that data interaction, logic execution and fault protection in the testing process all have the real-time, overcome the influence of the hysteresis and the time difference that exist because of host computer subsystem adoption non-real-time system.
2. The utility model discloses a trouble and protection logic that fault injection module among the fuel cell test system designed all in the next machine subsystem, guarantee when verifying the performance of the fuel cell system that awaits measuring, do not receive the hysteresis and the time difference influence of last machine subsystem for whole verification process safe and reliable more.
Drawings
Fig. 1 is a schematic structural diagram of a fuel cell testing system according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a lower computer subsystem according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a real-time control module according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a real-time processor according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a real-time testing environment according to an embodiment of the present invention;
fig. 6 is a schematic flow chart of a fuel cell testing method according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to specific examples, but the present invention is not limited thereto.
Example one
Referring to fig. 1, fig. 1 is a schematic structural diagram of a fuel cell testing system according to an embodiment of the present invention. The fuel cell test system includes: the lower computer subsystem 10 is connected with the fuel cell system to be tested and used for generating a real-time test environment according to the configuration file so as to test the fuel cell system to be tested and generate real-time test data; and the upper computer subsystem 20 is connected with the lower computer subsystem 10 and is used for generating configuration files and monitoring the real-time test data.
It should be noted that the real-time test means that the lower computer subsystem runs the test process step and the test process file in real time without response time difference during the test process, so that the test data of the fuel cell system to be tested can be synchronously obtained.
The upper computer subsystem of the fuel cell testing system is only used for generating the configuration file and monitoring the testing data, and the lower computer subsystem generates a real-time testing environment according to the configuration file and tests the fuel cell system to be tested in real time, so that the real-time performance of data interaction, logic execution and fault protection in the testing process can be ensured, and the influence of hysteresis and time difference caused by the fact that the upper computer subsystem adopts a non-real-time system is overcome.
Example two
The present embodiment describes in detail a structure of a fuel cell testing system based on the first embodiment. The present embodiment includes all the contents of the first embodiment, please refer to fig. 2, and fig. 2 is a schematic structural diagram of a lower computer subsystem according to an embodiment of the present invention. The lower computer subsystem 10 includes: the system comprises a real-time control module 101, a communication module 102, a calibration and calibration module 103 and an input/output module 104; wherein the content of the first and second substances,
the real-time control module 101 is connected with the upper computer subsystem 20;
one end of the communication module 102, one end of the calibration module 103, and one end of the input/output module 104 are all connected to the real-time control module 101, and the other end of the communication module 102, the other end of the calibration module 103, and the other end of the input/output module 104 are all connected to the fuel cell system to be tested.
It should be noted that, the real-time control module 101 is connected to the upper computer subsystem 20, and is used for implementing data transmission, where the data transmission includes: (1) the upper computer subsystem 20 downloads the completed test procedure and test process file and transmits the test procedure and the test process file to the real-time control module 101; (2) the real-time test data generated by the real-time control module 101 is sent to the upper computer subsystem 20.
The real-time control module 101 is used for executing the test process steps and the test process files on line and monitoring the test state and information in real time;
the communication module 102 is used for data communication between the upper computer subsystem and the real-time control module 101, and between the real-time control module 101 and the fuel cell system to be tested;
the calibration and calibration module 103 is used for metering the interior of the fuel cell system to be tested, and calibrating the fuel cell system to be tested; the real-time control module 101 acquires parameters of the fuel cell system at regular time, compares the parameters with the parameters acquired by the monitoring module 105, and if the parameters are the same, performs the next step of the testing process; if the parameters are different, firstly, the parameters acquired by the monitoring module 105 are modified and calibrated according to the data acquired by the real-time control module 101, and then the next step is carried out in the testing step;
the input/output module 104 is used for inputting and outputting analog quantity required by the fuel cell system to be tested in the simulation test process.
Further, the lower computer subsystem 10 further includes: a monitoring module 105;
one end of the monitoring module 105 is connected with the real-time control module 101, and the other end of the monitoring module 105 is connected with the fuel cell system to be tested;
the monitoring module 105 is configured to monitor data communication during a test process of the real-time control module 101.
Further, the lower computer subsystem 10 further includes: a fault injection module 106;
one end of the fault injection module 106 is connected with the real-time control module 101, and the other end of the fault injection module 106 is connected with the fuel cell system to be tested;
the fault injection module 106 is configured to perform fault injection on the fuel cell system to be tested according to a formulated scheme in a testability verification test, run a corresponding test program of the fuel cell system to be tested, observe and record a test result of the test program, and then evaluate the fault handling capability of the fuel cell system to be tested according to a statistical analysis result of experimental data.
Specifically, the communication module 102 includes: an industrial Ethernet communication unit, a CAN communication unit and an I/O communication unit.
Further, the communication module 102 further includes: an RS485 communication unit and a LAN communication unit.
Please refer to fig. 3, fig. 3 is a schematic structural diagram of a real-time control module according to an embodiment of the present invention. The real-time control module 101 includes: a real-time processor 1011, a communication interface 1012, a power supply interface 1013, and a control board battery 1014;
the real-time processor 1011 is connected to the communication interface 1012, the power supply interface 1013, and the control board battery 1014, respectively;
the communication interface 1012 is connected with the upper computer subsystem 20 and the fuel cell system to be tested.
The real-time processor 1011 is used for storing and running test process steps and test process files;
the communication interface 1012 is used for data transmission between the upper computer subsystem and the real-time processor 1011, and between the real-time processor 1011 and the fuel cell system to be tested;
the power supply interface 1013 is configured to supply power to the real-time processor 1011;
the control board battery 1014 is used to continue to supply power to the real-time processor 1011 when the real-time processor 1011 is in a power-off state.
Specifically, the communication interface 1012 includes: an industrial Ethernet interface, an I/O interface and a CAN interface;
the industrial ethernet interface is connected to the upper computer subsystem 20, and is used for data communication between the upper computer subsystem 20 and the real-time processor 1011;
the I/O interface is connected with the fuel cell system to be tested; the analog quantity of the fuel cell system to be tested is collected;
the CAN interface is connected with the fuel cell system to be tested and used for acquiring the digital signal of the fuel cell system to be tested.
Further, the communication interface 1012 further includes: an RS485 interface and a LAN interface;
the RS485 interface, the monitoring module 105 and the fuel cell system to be tested are connected in sequence;
the LAN interface, the fault injection module 106, and the fuel cell system to be tested are connected in sequence;
the RS485 interface is used for data communication between the monitoring module 105 and the real-time processing 1011;
the LAN interface is used for the real-time processor 1011 to run the fault injection module 106.
Referring to fig. 4, fig. 4 is a schematic structural diagram of a real-time processor according to an embodiment of the present invention. The real-time processor 1011 includes: the ARM core board 10111 and the ARM memory 10112;
the ARM memory 10112 is disposed on the ARM core board 10111;
the ARM core board 10111 is used as a data processing center and used for running algorithms and logic control; the ARM memory 101122 serves as a storage center for storing test procedures and test process files.
It should be noted that, in another embodiment, the fuel cell testing system further includes an insulation detector, a water cooling machine, and an electronic load, which are used to further simulate the operating environment of the fuel cell system in the entire vehicle.
The fuel cell testing system of the embodiment has the beneficial effects that:
1. the real-time control module in the fuel test system of the embodiment runs the test process steps and the test process files in real time based on the ARM processor, has no response time difference, and completes all instrument control, data protection and fault injection based on the ARM processor, so that the us-level response speed is realized in the test process.
2. The fault and protection logic designed by the fault injection module in the fuel test system are both in the lower computer subsystem, so that the influence of the lag and time difference of the upper computer subsystem is avoided when the performance of the fuel cell system to be tested is verified, and the whole verification process is safer and more reliable.
EXAMPLE III
Please refer to fig. 5, fig. 5 is a schematic structural diagram of a real-time testing environment according to an embodiment of the present invention; on the basis of the above embodiments, the present embodiment focuses on a detailed description of a real-time test environment of a fuel cell test system.
The real-time test environment includes: the system comprises an industrial Ethernet, an I/O interface, a CAN interface, an RS485 interface, a LAN interface, a power supply interface 1013, a control panel battery 1014, an ARM core board 10111, an ARM memory 10112, an insulation monitor 11, a water-cooled machine 12, a fuel cell system to be tested, an electronic load 13 and a fault injection module 106.
The upper computer subsystem 20, the industrial ethernet and the ARM core board 10111 are connected in sequence, and are used for data transmission between the upper computer subsystem 20 and the ARM core board 10111;
the ARM memory 10112 is disposed on the ARM core board 10111 and is configured to store a test procedure and a test process file;
the ARM core board 10111, the I/O interface and the fuel cell system to be tested are sequentially connected and used for transmitting the acquired analog quantity of the fuel cell system to be tested into the ARM core board 10111;
the ARM core board 10111, the CAN interface and the fuel cell system to be tested are sequentially connected and used for transmitting the acquired digital signals of the fuel cell system to be tested into the ARM core board 10111;
the ARM core board 10111, the RS485 interface, the insulation monitor 11 and the fuel cell system to be tested are sequentially connected, and are used for transmitting data of the insulation monitor 11 for monitoring and managing the fuel cell system to be tested in real time into the ARM core board 10111;
the ARM core board 10111, the RS485 interface, the water-cooled machine 12 and the fuel cell system to be tested are sequentially connected, and the ARM core board 10111 is used for controlling the operation of the water-cooled machine 12 to further adjust the temperature of the fuel cell system to be tested;
the ARM core board 10111, the LAN interface, the electronic load 13 and the fuel cell system to be tested are sequentially connected, and the ARM core board 10111 is used for controlling the electronic load 13 to further protect the fuel cell system to be tested.
The real-time testing environment framework of the fuel cell testing system is completely the same as the framework of the fuel cell system in the whole vehicle, so that the operating environment of the fuel cell in the whole vehicle can be simulated; the upper computer subsystem of the fuel cell testing system can generate different configuration files aiming at different testing objects, so that the real-time testing of the lower computer subsystem on different testing objects is realized; therefore, the fuel cell test system of the present embodiment can be applied to the real-time test of the fuel cell system, and can also be applied to the real-time test of the components inside the fuel cell system and the cell FCU.
Example four
Referring to fig. 6, fig. 6 is a schematic flow chart of a fuel cell testing method according to an embodiment of the present invention.
The fuel cell testing method comprises the following steps:
s01: generating a configuration file; the method comprises the following detailed steps:
s011: the upper computer subsystem 20 sets test parameters;
s012: the upper computer subsystem 20 edits the test procedure and the test process file;
s013: the upper computer subsystem 20 downloads the test procedure and the test process file;
s014: the upper computer subsystem 20 sends the test steps and the test process files to the ARM core board 10111;
s02: generating a real-time test environment according to the configuration file to test the fuel cell system to be tested and generate real-time test data; the method comprises the following detailed steps:
s021: the ARM core 10111 receives the test process steps and the test process files and stores the test process steps and the test process files into the ARM memory 10112;
s022: the ARM core board 10111 reads the test process steps and the test process files from the ARM memory 10112 in real time to test;
s023: the ARM core board 10111 sends the test data to the upper computer subsystem 20 in real time;
s024: after the test is completed, the upper computer subsystem 20 generates a test report;
s025: the upper computer subsystem 20 uploads the test data and the test report to the cloud server.
In the fuel cell testing method of the embodiment, before testing, the upper computer subsystem generates a configuration file and sends the configuration file to the ARM core board, and the ARM core board receives the configuration file and stores the configuration file into the ARM memory; after the test is started, the ARM core board reads the configuration file from the ARM memory in real time to carry out the test, and sends the test data to the upper computer subsystem in real time; therefore, the data interaction, logic execution and fault protection in the test process can be ensured to have real-time performance, and the influence of lag and time difference caused by the fact that the upper computer subsystem adopts a non-real-time system is overcome.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (4)
1. A fuel cell testing system, comprising:
the lower computer subsystem (10) is connected with the fuel cell system to be tested and used for generating a real-time test environment according to the configuration file so as to carry out real-time test on the fuel cell system to be tested and generate real-time test data;
and the upper computer subsystem (20) is connected with the lower computer subsystem (10) and is used for generating the configuration file and monitoring the real-time test data.
2. The fuel cell testing system of claim 1, wherein the lower computer subsystem (10) comprises: the system comprises a real-time control module (101), a communication module (102), a calibration and calibration module (103) and an input and output module (104);
the real-time control module (101) is connected with the upper computer subsystem (20);
one end of the communication module (102), one end of the calibration module (103) and one end of the input/output module (104) are connected with the real-time control module (101), and the other end of the communication module (102), the other end of the calibration module (103) and the other end of the input/output module (104) are connected with the fuel cell system to be tested.
3. The fuel cell testing system of claim 2, wherein the lower computer subsystem (10) further comprises: a monitoring module (105);
one end of the monitoring module (105) is connected with the real-time control module (101), and the other end of the monitoring module (105) is connected with the fuel cell system to be tested.
4. The fuel cell testing system of claim 2, wherein the lower computer subsystem (10) further comprises: a fault injection module (106);
one end of the fault injection module (106) is connected with the real-time control module (101), and the other end of the fault injection module (106) is connected with the fuel cell system to be tested.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879705.3U CN211402650U (en) | 2019-06-12 | 2019-06-12 | Fuel cell test system |
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| CN201920879705.3U CN211402650U (en) | 2019-06-12 | 2019-06-12 | Fuel cell test system |
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| CN211402650U true CN211402650U (en) | 2020-09-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398692A (en) * | 2019-06-12 | 2019-11-01 | 西安威莱德电子科技有限公司 | A kind of fuel battery test system and method |
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2019
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398692A (en) * | 2019-06-12 | 2019-11-01 | 西安威莱德电子科技有限公司 | A kind of fuel battery test system and method |
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