CN214098214U - Motor controller test bench - Google Patents
Motor controller test bench Download PDFInfo
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- CN214098214U CN214098214U CN202023211785.7U CN202023211785U CN214098214U CN 214098214 U CN214098214 U CN 214098214U CN 202023211785 U CN202023211785 U CN 202023211785U CN 214098214 U CN214098214 U CN 214098214U
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Abstract
The application relates to a motor controller test bench. The test bench comprises: the system comprises a control machine, a data acquisition instrument, a simulation load, a high-voltage relay board and a power module. The industrial personal computer is connected with the data acquisition instrument through an interface, acquires the measurement output of the data acquisition instrument, and directly communicates with the motor controller to be measured through the interface; the industrial personal computer controls and adjusts the power supply module and the analog load according to the test requirements, and controls the on-off of the high-voltage circuit by controlling the high-voltage relay board; the industrial personal computer is connected with the production process execution system of the manufacturing enterprise through an Ethernet interface. The test board can be used for realizing full-automatic test of the production process of the motor controller, a test report is generated after the test is finished, and the industrial personal computer uploads the test report to the production process execution system server of a manufacturing enterprise through the network interface.
Description
Technical Field
The application relates to the technical field of motor testing, in particular to a motor controller test bench.
Background
With the increasing severity of environmental pollution and energy crisis problems, new energy automobiles become a focus of attention of all countries in the world, pure electric vehicles serve as the key development direction of the new energy automobiles, and the performance of power batteries, motors and controllers is the technical core. The performance test of the motor controller in the production process of the motor controller is a key link for ensuring the performance of the motor controller. With the development and popularization of intelligent manufacturing technology, the traditional test platform cannot meet the requirements of automation and high integration with an intelligent manufacturing system platform.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need to provide a testing platform for a motor controller that can achieve automated testing and high integration with an intelligent manufacturing system platform.
A machine controller test stand, the test stand comprising: the device comprises an industrial personal computer, a data acquisition instrument, an analog load, a high-voltage relay board and a power module.
The industrial personal computer is connected with the data acquisition instrument, the analog load, the high-voltage relay board, the power module and the motor controller to be tested through interfaces; the industrial personal computer is connected with the production process execution system of the manufacturing enterprise through an Ethernet interface.
The motor controller to be tested is connected with the analog load and the data acquisition instrument; the power module is used for providing power for the motor controller to be tested.
In one embodiment, it is further included that the data acquisition instrument includes: power meter, universal meter and temperature and humidity sensor.
The power meter and the universal meter are connected with the motor controller to be tested; the temperature and humidity sensor is used for measuring the ambient temperature and humidity around the motor controller to be measured; the power meter, the universal meter and the temperature and humidity sensor are all connected with the industrial personal computer through interfaces.
In one embodiment, the power meter is a river WT333E-C1-H/EX1 power meter.
In one embodiment, the industrial personal computer further comprises: GPIB cards, CAN cards and digital I/O cards; the GPIB card, the CAN card and the digital I/O card are installed inside the industrial personal computer through slots.
The industrial personal computer is connected with the power meter, the universal meter, the power supply module and the temperature and humidity sensor through a GPIB interface; the industrial personal computer is connected with the motor controller to be tested through a CAN interface; and the industrial personal computer is connected with the high-voltage relay board through the digital I/O interface.
In one embodiment, the CAN card is NI PCI-8512.
In one embodiment, the digital I/O card is NI-6514.
In one embodiment, the industrial personal computer further comprises an analog I/O card.
In one embodiment, the analog loads are an electronic load and an inductive load.
In one embodiment, the power module comprises a direct current power supply and a low voltage power supply; the direct-current power supply is used for providing a high-voltage power supply for the motor controller to be tested; the low-voltage power supply is used for providing a low-voltage power supply for the motor controller to be tested.
In one embodiment, the test bench further comprises a signal generator and an oscilloscope; the signal generator and the oscilloscope are connected with the motor controller to be tested and are connected with the industrial personal computer through an interface.
The motor controller test board comprises an industrial personal computer, a data acquisition instrument, a simulation load, a high-voltage relay board and a power module. The industrial personal computer is connected with the data acquisition instrument through an interface, acquires the measurement output of the data acquisition instrument, and directly communicates with the motor controller to be measured through the interface; the industrial personal computer controls and adjusts the power supply module and the analog load according to the test requirements, and controls the on-off of the high-voltage circuit by controlling the high-voltage relay board; the industrial personal computer is connected with the production process execution system of the manufacturing enterprise through an Ethernet interface. The test board can be used for realizing full-automatic test of the production process of the motor controller, a test report is generated after the test is finished, and the industrial personal computer uploads the test report to the production process execution system server of a manufacturing enterprise through the network interface.
Drawings
Fig. 1 is a structural diagram of a test board of a motor controller according to an embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In one embodiment, as shown in fig. 1, there is provided a motor controller test stand comprising: the industrial personal computer 100, the data acquisition instrument 102, the analog load 104, the high-voltage relay board 106 and the power module 108.
The industrial personal computer 100 is connected with the data acquisition instrument 102, the analog load 104, the high-voltage relay board 106, the power module 108 and the motor controller to be tested through interfaces; the industrial personal computer 100 is connected with a manufacturing process execution system of a manufacturing enterprise through an ethernet interface. The motor controller to be tested is connected with the analog load 104 and the data acquisition instrument 102; the power module 108 is used for supplying power to the motor controller to be tested.
The industrial personal computer 100 is used for receiving data of the data acquisition instrument 102 in an experimental process, controlling the on-off of a high-voltage circuit by controlling the high-voltage relay board 106, and controlling and adjusting the output range of the power supply module 108. The industrial personal computer 100 communicates with the motor controller to be tested through an interface. The industrial personal computer 100 is connected to a manufacturing enterprise production process execution system (MES system) through an ethernet interface.
The industrial personal computer 100 executes an upper computer application program and has two working modes: an online mode and an offline mode.
The online mode is: the MES system has production data, executes procedure start operation and obtains production information such as a current production drawing number (MAT _ ID), Lot _ ID, EDC and the like through the WebService communication interface, matches with a local test project, automatically calls corresponding test parameters, and automatically executes a test. After the test is finished, the test program configures the test result items into an EDC data table, uploads the test result items to an MES system to finish the work report of the test program, and stores a test result to a local ACCESS database.
An off-line mode: the MES system has no production data, manually opens a test project (tested product drawing number (MAT _ ID) and serial number (SUBLOT _ ID), manually inputs the test data, automatically calls corresponding test parameters according to the input product drawing number (MAT _ ID) information by a test program, automatically executes the test, configures a test result to a debugging private network data table after the test is finished, uploads a debugging private network database, and stores a test result to local ACCESS.
The data acquisition instrument 102 is used for detecting state parameters of the motor controller to be tested in the test process. The dummy load 104 is used for the parameters of the motor controller under test in the case of load.
The test process of the test bench is as follows: the industrial personal computer 100 runs the upper computer test software, is responsible for connecting the data acquisition instrument 102, the power supply module 108, the analog load 106 and the like, sends commands through an interface, and remotely controls the output of the power supply module 108, the measurement of the data acquisition instrument 102, the work of the analog load 106 and the communication with the motor controller to be tested through programs. After receiving the test, the industrial personal computer 100 uploads the test result to the MES system.
The motor controller test board comprises an industrial personal computer, a data acquisition instrument, a simulation load, a high-voltage relay board and a power module. The industrial personal computer is connected with the data acquisition instrument through an interface, acquires the measurement output of the data acquisition instrument, and directly communicates with the motor controller to be measured through the interface; the industrial personal computer controls and adjusts the power supply module and the analog load according to the test requirements, and controls the on-off of the high-voltage circuit by controlling the high-voltage relay board; the industrial personal computer is connected with the production process execution system of the manufacturing enterprise through an Ethernet interface. The test board can be used for realizing full-automatic test of the production process of the motor controller, a test report is generated after the test is finished, and the industrial personal computer uploads the test report to the production process execution system server of a manufacturing enterprise through the network interface.
Preferably, the data acquisition instrument comprises: power meter, universal meter and temperature and humidity sensor.
The power meter and the universal meter are connected with a motor controller to be tested; the temperature and humidity sensor is used for measuring the ambient temperature and humidity around the motor controller to be measured; and the power meter, the universal meter and the temperature and humidity sensor are connected with the industrial personal computer through interfaces.
The power meter is connected with the current probe to realize current collection; the universal meter is used for measuring the resistance, and the temperature and humidity sensor is used for measuring the environment temperature and humidity of the environment where the motor controller to be measured is located.
In one embodiment: the resistance measurement adopts a KEYSIGHT 34401A universal meter, the environment temperature and humidity adopts a flourishing Hongbo TH11S-B temperature and humidity sensor, and the measuring instruments in the above 3 are connected with an industrial personal computer through interfaces.
Preferably, the power meter is a river crossing WT333E-C1-H/EX1 power meter.
In one embodiment: the current test adopts a power meter of the river WT333E-C1-H/EX1 to connect with a probe of the river 751552.
Preferably, the industrial personal computer comprises: GPIB cards, CAN cards and digital I/O cards; and the GPIB card, the CAN card and the digital I/O card are installed inside the industrial personal computer through slots.
The industrial personal computer is connected with the power meter, the universal meter and the temperature and humidity sensor through a GPIB interface, and acquires output data of the measuring instrument; the industrial personal computer is connected with the power supply module through the GPIB interface and is used for controlling and adjusting the output of the power supply module; the industrial personal computer is connected with the motor controller to be tested through the CAN interface and is used for communicating with the motor controller to be tested; the industrial personal computer is connected with the high-voltage relay board through a digital I/O interface.
Preferably, the CAN card is NI PCI-8512. The CAN card is used for communicating with the motor controller to be tested.
Preferably, the digital I/O card is NI-6514.
Preferably, the industrial personal computer further comprises an analog I/O card. The analog I/O card is used for receiving the analog quantity output of the test instrument in the test process or outputting an analog quantity signal.
Preferably, the analog loads are electronic loads and inductive loads.
In the actual test process, when the motor controller to be tested is an inductive motor controller to be tested, the electronic load is an inductive load, and when the motor controller to be tested is a resistive motor controller to be tested, the electronic load is selected.
In one embodiment, the electronic load is Edx IT8816 and the inductive load is 3X 0.46 mH/450A.
Preferably, the power supply module comprises a direct current power supply and a low-voltage power supply; the direct current power supply is used for providing a high-voltage power supply for the motor controller to be tested; the low-voltage power supply is used for providing a low-voltage power supply for the motor controller to be tested.
In one embodiment, the DC power supply is KEYSIGHT E3644A, and the low-voltage power supply is Wideimer power supply.
Preferably, the test bench further comprises a signal generator and an oscilloscope; the signal generator and the oscilloscope are connected with the motor controller to be tested and are connected with the industrial personal computer through an interface.
In one embodiment, a motor controller test bench is provided, which comprises an industrial personal computer, wherein a GPIB card, a CAN card of NI PCI-8512 and an NI-6514 digital I/O card are arranged in the industrial personal computer; a data acquisition instrument: WT333E-C1-H/EX1 power meter, KEYSIGHT 34401A universal meter and Shibo TH11S-B temperature and humidity sensor; a power module comprising: KEYSIGHT E3644A DC power supply, which is a Wedneller low voltage power supply; an analog load comprising: the electronic load is Edx IT8816, and the inductive load is 3X 0.46 mH/450A.
The industrial computer is connected with the power meter, the multimeter and the temperature and humidity sensor through the GPIB interface and receives the measurement output of the data acquisition instruments, and the industrial computer is connected with the low-voltage power supply through the GPIB interface direct-current power supply to control and adjust the output of the power supply and provide proper power supply output for the motor controller to be detected. The industrial personal computer controls the high-voltage relay board through the digital I/O port to control the on-off function of the high-voltage circuit. The industrial personal computer is connected with the analog load and controls and adjusts the value of the analog load according to the test requirement of the motor controller to be tested; the industrial personal computer is connected with the MES system through an Ethernet interface. And the industrial personal computer runs the upper computer test program, completes the test of the motor controller to be tested, generates a test report and uploads the test report to the MES system server.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A machine controller test stand, comprising: the device comprises an industrial personal computer, a data acquisition instrument, an analog load, a high-voltage relay board and a power module;
the industrial personal computer is connected with the data acquisition instrument, the analog load, the high-voltage relay board, the power module and the motor controller to be tested through interfaces; the industrial personal computer is connected with the production process execution system of the manufacturing enterprise through an Ethernet interface;
the motor controller to be tested is connected with the analog load and the data acquisition instrument; the power module is used for providing power for the motor controller to be tested.
2. The test bench of claim 1, wherein said data acquisition instrument comprises: the device comprises a power meter, a universal meter and a temperature and humidity sensor;
the power meter and the universal meter are connected with the motor controller to be tested; the temperature and humidity sensor is used for measuring the ambient temperature and humidity around the motor controller to be measured; the power meter, the universal meter and the temperature and humidity sensor are all connected with the industrial personal computer through interfaces.
3. The test bench of claim 2, wherein said wattmeter is a yowa WT333E-C1-H/EX1 wattmeter.
4. The test bench of claim 2, characterized in that the industrial personal computer comprises: GPIB cards, CAN cards and digital I/O cards; the GPIB card, the CAN card and the digital I/O card are installed in an industrial personal computer through slots;
the industrial personal computer is connected with the power meter, the universal meter, the power supply module and the temperature and humidity sensor through a GPIB interface; the industrial personal computer is connected with the motor controller to be tested through a CAN interface; and the industrial personal computer is connected with the high-voltage relay board through the digital I/O interface.
5. The test bench of claim 4, wherein said CAN card is NI PCI-8512.
6. The test bench of claim 4, wherein said digital I/O card is NI-6514.
7. The test bench of claim 4, wherein the industrial personal computer further comprises an analog I/O card.
8. Test bench according to claim 1, characterized in that said analog loads are electronic loads and inductive loads.
9. The test bench of claim 1, wherein said power supply module comprises a dc power supply and a low voltage power supply; the direct-current power supply is used for providing a high-voltage power supply for the motor controller to be tested; the low-voltage power supply is used for providing a low-voltage power supply for the motor controller to be tested.
10. The test bench of claim 1, further comprising a signal generator and an oscilloscope; the signal generator and the oscilloscope are connected with the motor controller to be tested and are connected with the industrial personal computer through an interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023211785.7U CN214098214U (en) | 2020-12-28 | 2020-12-28 | Motor controller test bench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023211785.7U CN214098214U (en) | 2020-12-28 | 2020-12-28 | Motor controller test bench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214098214U true CN214098214U (en) | 2021-08-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023211785.7U Active CN214098214U (en) | 2020-12-28 | 2020-12-28 | Motor controller test bench |
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| Country | Link |
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| CN (1) | CN214098214U (en) |
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2020
- 2020-12-28 CN CN202023211785.7U patent/CN214098214U/en active Active
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