CN110488800A - A kind of electric machine controller test macro and method - Google Patents
A kind of electric machine controller test macro and method Download PDFInfo
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- CN110488800A CN110488800A CN201910902803.9A CN201910902803A CN110488800A CN 110488800 A CN110488800 A CN 110488800A CN 201910902803 A CN201910902803 A CN 201910902803A CN 110488800 A CN110488800 A CN 110488800A
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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
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
Abstract
The application provides a kind of electric machine controller test macro and method, and the system comprises: DC power supply, the tested branch connecting with the DC power supply and what is be connected with the DC power supply accompany survey branch.Tested branch includes tested motor controller and tested motor；Accompanying and surveying branch includes accompany measured motor controller and accompany measured motor.Accompany measured motor controller sends operation instruction after obtaining control instruction, to accompany measured motor, so that accompany measured motor works under revolving speed mode.Tested motor controller sends operation instruction after obtaining control instruction, to tested motor, so that tested motor works under torque mode.Shaft coupling is provided between tested motor and accompany measured motor, shaft coupling drives tested motor rotation, so that tested motor is in generating state, by the variation of the electric current and revolving speed of tested motor under test generating state, determines that tested motor can operate normally.
Description
Technical field
This application involves electric machine controller the field of test technology, and in particular to a kind of electric machine controller test macro and side
Method.
Background technique
In electric vehicle, the function of electric machine controller is instructed according to gear, throttle and brake etc., and power battery is deposited
Electric energy needed for the electric energy of storage is converted into driving motor, to control starting operation, advance and retreat speed and the climbing dynamics of electric vehicle
Etc. driving status, or help electric vehicle brake, and by part brake energy storage into power battery.Therefore motor control
Device is components extremely important and crucial in electric vehicle.
Electric machine controller usually requires to test whether the electric machine controller can operate normally before being put into use, if should
Electric machine controller can operate normally, then can come into operation；Otherwise, it needs to check and repair the electric machine controller, reaches it
It can just come into operation after to the standard of normal operation.Although and existing national standard GB/T 18488 defines the technology of electric machine controller
Condition and experimental method, but for the electric machine controller in electric vehicle and be not suitable for.According to problem above, one kind is needed now
The test method of electric machine controller, to determine whether electric machine controller can come into operation.
Summary of the invention
The application provides a kind of electric machine controller test macro and method, to determine whether electric machine controller can normally be transported
Row.
The application's in a first aspect, provide a kind of electric machine controller test macro, comprising: DC power supply and the direct current
The tested branch of power supply connection and what is be connected with the DC power supply accompany survey branch；
The tested branch includes sequentially connected tested motor controller and tested motor, the tested motor controller
DC conversion for providing DC power supply is alternating current, to supply the tested motor；The tested motor is used for
It is worked under the control of the tested motor controller with torque mode；
It is described accompany survey branch include sequentially connected accompany measured motor controller and accompany measured motor, the accompany measured motor controller
DC conversion for providing DC power supply is alternating current, to supply the accompany measured motor；The accompany measured motor is used for
The controller of the accompany measured motor controller is worked with revolving speed mode；
Shaft coupling is provided between the tested motor and the accompany measured motor, the input terminal of the shaft coupling is accompanied with described
The output end of measured motor is connected, and the output end of the shaft coupling is connected with the input terminal of the tested motor, so that described
Tested motor rotates under the drive of the accompany measured motor, by the change for detecting tested motor electric current and revolving speed under generating state
Change, detects whether the tested motor controller can operate normally.
Optionally,
The first current transformer is provided between the DC power supply and the tested motor controller；
The second current transformer is provided between the tested motor controller and the tested motor；First electric current
Mutual inductor and second current transformer are used to the electric current tested in the tested branch；
The output end of the tested motor is provided with torque sensor, and the torque sensor is for testing the tested electricity
The torque of the output end of machine.
Optionally, the system also includes power analyzer, the power analyzer respectively with first Current Mutual Inductance
Device, the second current transformer and torque sensor are connected, and the power analyzer is for receiving first Current Mutual Inductance
The test result of device, the second current transformer and torque sensor.
Optionally, the system also includes host computer, the host computer is controlled with the DC power supply, tested motor respectively
Device, accompany measured motor controller and power analyzer are connected；
The host computer is used to set the voltage of the DC power supply；
The host computer is also used to send revolving speed operating instruction to the accompany measured motor controller, so as to the accompany measured motor
Controller works under revolving speed mode；
The host computer is also used to send torque operating instruction to the tested motor controller, so as to the tested motor
Controller works under torque mode；
The host computer is also used to obtain the test data that the power analyzer is sent, and the test data includes electricity
Stream, electric current, torque and revolving speed.
Optionally, it is communicated between the host computer and the DC power supply using Modbus mode.
Optionally, it is communicated between the host computer and the power analyzer using TCP/IP mode.
Optionally, it is communicated between the host computer and the accompany measured motor controller using CAN bus mode；
It is communicated between the host computer and the tested motor controller using CAN bus mode.
The second aspect of the application, provides a kind of electric machine controller test method, and the method is appointed applied to first aspect
It anticipates a kind of system that possible implementation provides, which comprises
Host computer sets the voltage of DC power supply, and the voltage is direct current；
Voltage is provided to accompany measured motor controller and tested motor controller by DC power supply；
DC conversion is alternating current, to supply accompany measured motor under the action of voltage by the accompany measured motor controller；
The accompany measured motor controller receives the revolving speed operating instruction that host computer is sent, so that the accompany measured motor is exchanging
Under the action of electricity, worked with revolving speed mode；
DC conversion is alternating current, to supply tested motor under the action of voltage by the tested motor controller；
The tested motor controller receives the torque operating instruction that host computer is sent, so that the tested motor is exchanging
Under the action of electricity, worked with torque mode；
The tested motor rotates under the drive of shaft coupling, so that the tested motor is in generating state；
The host computer detects the tested electricity by the variation of detection tested motor electric current and revolving speed under generating state
Whether machine controller can operate normally.
From the above technical scheme, the application provides a kind of electric machine controller test macro, comprising: DC power supply, with
The tested branch of DC power supply connection and what is be connected with the DC power supply accompany survey branch.Tested branch includes tested
Electric machine controller and tested motor；Accompanying and surveying branch includes accompany measured motor controller and accompany measured motor.Accompany measured motor controller is obtaining
After taking control instruction, operation instruction is sent to accompany measured motor, so that accompany measured motor works under revolving speed mode.Tested motor control
Device processed sends operation instruction after obtaining control instruction, to tested motor, so that tested motor works under torque mode.Quilt
Shaft coupling is provided between measured motor and accompany measured motor, shaft coupling drives tested motor rotation, so that tested motor is in power generation
State determines that tested motor can operate normally by the variation of the electric current and revolving speed of tested motor under test generating state.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without creative efforts, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is a kind of structural schematic diagram of electric machine controller test macro provided by the embodiments of the present application；
Fig. 2 is the structural schematic diagram of another electric machine controller test macro provided by the embodiments of the present application.
It illustrates: 1- DC power supply；2- is tested branch；3- accompanies survey branch；4- shaft coupling；5- power analyzer；On 6-
Position machine；21- tested motor controller；22- tested motor；The first current transformer of 23-；The second current transformer of 24-；25- is turned round
Square sensor；31- accompany measured motor controller；32- accompany measured motor.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Whole description, it is clear that described embodiments are only a part of embodiments of the present application, instead of all the embodiments.It is based on
Embodiment in the application, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall in the protection scope of this application.
Structural schematic diagram shown in referring to Fig.1, the application provide a kind of electric machine controller test macro, comprising: direct current
Source 1, the tested branch 2 being connect with the DC power supply 1 and be connected with the DC power supply 1 accompany survey branch 3.
The tested branch 2 includes sequentially connected tested motor controller 21 and tested motor 22, the tested motor
The DC conversion that controller 21 is used to provide DC power supply 1 is alternating current, to supply the tested motor 22；It is described tested
Motor 22 under the control of the tested motor controller 21 with torque mode for being worked.
It is described that survey branch 3 is accompanied to include sequentially connected accompany measured motor controller 31 and accompany measured motor 32, the accompany measured motor
The DC conversion that controller 31 is used to provide DC power supply 1 is alternating current, to supply the accompany measured motor 32；It is described to accompany survey
Motor 32 is used to work in the controller of the accompany measured motor controller 31 with revolving speed mode.
The operating mode of motor is broadly divided into three kinds, respectively torque mode, revolving speed mode and mode position, wherein turns round
Square mode refers to that motor is rotated in the form of the high torque slow-speed of revolution, and torque mode refers to that motor is turned in the form of high rpm low torque
It is dynamic.
In the application, DC power supply 1 provides power supply simultaneously for accompany measured motor controller 31 and tested motor controller 21, by
It is different with the control instruction of 21 storage inside of tested motor controller in accompany measured motor controller 31, therefore accompany measured motor controller
31 and tested motor controller 21 after the power-up, the operation instruction transmitted to accompany measured motor 32 and tested motor 22 is different so that
Accompany measured motor 32 and tested motor 22 are worked with different operating modes.
Be provided with shaft coupling 4 between the tested motor 22 and the accompany measured motor 32, the input terminal of the shaft coupling 4 with
The output end of the accompany measured motor 32 is connected, and the output end of the shaft coupling 4 is connected with the input terminal of the tested motor 22
It connects, so that the tested motor 22 rotates under the drive of the accompany measured motor 32, by detection tested motor 22 in power generation shape
The variation of electric current and revolving speed under state, detects whether the tested motor controller 21 can operate normally.
Shaft coupling refers to two axis of connection or axis and revolving meber, makes two axis or axis and revolving meber in passing movement and dynamic process
In rotate together with, a kind of device not disengaged under normal circumstances.Shaft coupling is also known as shaft coupling, often semi-synthetic by two, uses respectively
The connection such as key or tight fit, is fastened on two axial ends, then link up two halves by certain mode.
In the application, since tested motor 22 is worked with torque mode, the revolving speed of tested motor 22 is lower.It will
After tested motor 22 is connect with accompany measured motor 32 by shaft coupling 4, tested motor 22 rotates under the drive of accompany measured motor 32,
The rotor speed of tested motor 22 is more than synchronous rotational speed, and the direction of the electromagnetic torque effect of tested motor 22 and rotor rotate at this time
It is contrary, electromagnetic torque become braking moment, limit the raising of the revolving speed of tested motor 22.If tested motor 22 is long
Phase is in rotor speed more than synchronous rotational speed state, and generated energy will not be braked torque and equally consume, this be because
This energy of the power maintenance provided for accompany measured motor 32.In the case, tested motor 22 is in generating state.Generate electricity shape
Under state, there is negative current to feed back to tested motor controller 21, then feed back to DC power supply 1, so that the electric current hair of tested branch 2
Changing.
In electric machine controller test macro provided by the present application, other than the variation of test electric current, also in test circuit
Voltage, the torque of 22 output end of tested motor etc., to determine whether tested motor controller 21 can work normally.
From the above technical scheme, the application provides a kind of electric machine controller test macro, comprising: DC power supply 1, with
Tested branch 2 that the DC power supply 1 connects and accompanying of being connected with the DC power supply 1 survey branch 3.Tested branch 2 wraps
Include tested motor controller 21 and tested motor 22；Accompanying and surveying branch 3 includes accompany measured motor controller 31 and accompany measured motor 32.Accompany survey
Electric machine controller 31 sends operation instruction after obtaining control instruction, to accompany measured motor 32, so that accompany measured motor 32 is in revolving speed
It works under mode.Tested motor controller 21 sends operation instruction after obtaining control instruction, to tested motor 22, so that by
Measured motor 22 works under torque mode.Shaft coupling 4 is provided between tested motor 22 and accompany measured motor 32, shaft coupling 4 drives
Tested motor 22 rotates, so that tested motor 22 is in generating state, passes through the electric current of tested motor 22 under test generating state
With the variation of revolving speed, determine that tested motor 22 can operate normally.
In order to test the electric current in circuit, it is provided between the DC power supply 1 and the tested motor controller 21
First current transformer 23, the first current transformer 23 can be tested between DC power supply 1 and the tested motor controller 21
Branch electric current, using the surveyed electric current of the first current transformer 23 as DC current.
The second current transformer 24 is provided between the tested motor controller 21 and the tested motor 22；Described
A, B, the C tri- for the branch that two current transformers 24 are used to test between the tested motor controller 21 and the tested motor 22
Phase alternating current, using the surveyed electric current of second current transformer 24 as phase current.
In the application, bus refers to the route being connected directly with electric machine controller input terminal.
In order to test the torque of 22 output end of tested motor, the output end of the tested motor 22 is provided with torque sensing
Device 25, the torque sensor 25 are used to test the torque of the output end of the tested motor 22.
In order to analyze the test results such as electric current, torque, it is provided with power analyzer 5 in the system, with reference to shown in Fig. 2
Structural schematic diagram, the power analyzer 5 respectively with first current transformer 23, the second current transformer 24 and turn round
Square sensor 25 is connected, and the power analyzer 5 is for receiving first current transformer 23, the second current transformer 24
And the test result of torque sensor 25.
Power analyzer can be used for the test of the equipment such as all kinds of frequency conversion speed-adjusting systems, inversion system, to voltage, electric current,
Power, efficiency, harmonic wave etc. measure the high capability instrument with analysis.In the application, power analyzer 5 obtains torque sensor
After 25 test result, and then obtain the revolving speed of 22 output end of tested motor.
With reference to structural schematic diagram shown in Fig. 2, the system also includes host computer 6, the host computer 6 respectively with it is described straight
Galvanic electricity source 1, accompany measured motor controller 31, tested motor controller 21 and power analyzer 5 are connected；
The host computer 6 is used to set the voltage of the DC power supply 1；It can be that DC power supply 1 sets volume by host computer 6
Constant voltage, overpressure value or under-voltage value, DC power supply 1 export corresponding setting voltage, are input to tested motor controller and accompany survey
In electric machine controller.
The host computer 6 is also used to send revolving speed operating instruction to the accompany measured motor controller 31, accompanies survey so as to described
Electric machine controller 31 works under revolving speed mode.
The host computer 6 is also used to send torque operating instruction to the tested motor controller 21, so as to described tested
Electric machine controller 21 works under torque mode.
The host computer 6 is also used to obtain the test data that the power analyzer 5 is sent, and the test data includes electricity
Stream, electric current, torque and revolving speed.
Optionally, it is communicated between the host computer 6 and the DC power supply 1 using Modbus mode.
Optionally, it is communicated between the host computer 6 and the power analyzer 5 using TCP/IP mode.
Optionally, it is communicated between the host computer 6 and the accompany measured motor controller 31 using CAN bus mode；
It is communicated between the host computer 6 and the tested motor controller 21 using CAN bus mode.
The application provides a kind of electric machine controller test method, and the method, which is applied to any one in Fig. 2, to be able to achieve
The system that mode provides, the described method comprises the following steps:
Step 101, host computer 6 sets the voltage of DC power supply 1, and the voltage is direct current；
Step 102, voltage is provided to accompany measured motor controller 31 and tested motor controller 21 by DC power supply 1；
Step 103, DC conversion is alternating current under the action of voltage by the accompany measured motor controller 31, for
To accompany measured motor 32；
Step 104, the accompany measured motor controller 31 receives the revolving speed operating instruction that host computer 6 is sent, so that described accompany
Measured motor 32 is worked under the action of alternating current with revolving speed mode；
Step 105, DC conversion is alternating current under the action of voltage by the tested motor controller 21, for
To tested motor 22；
Step 106, the tested motor controller 21 receives the torque operating instruction that host computer 6 is sent, so that the quilt
Measured motor 22 is worked under the action of alternating current with torque mode；
Step 107, the tested motor 22 rotates under the drive of shaft coupling 4, so that the tested motor 22 is in hair
Electricity condition；
Step 108, variation of the host computer 6 by detection tested motor 22 electric current and revolving speed under generating state, inspection
Survey whether the tested motor controller 21 can operate normally.
In practical application, the setting voltage of DC power supply 1 is different, is input to tested motor controller 21 and accompany measured motor control
The voltage of device 31 processed is also different, and working condition locating for tested motor 22 is also different therewith.Based on this, the application provides following several
Different embodiment, to illustrate how electric machine controller test macro provided by the present application is tested.
Embodiment 1: voltage rating accuracy test.
Host computer 6 is communicated by Modbus and DC power supply 1, and voltage rating is arranged, and tested motor controller 21 is made to work
Under rated voltage；
Tested motor controller 21 acquires busbar voltage, sends the data to host computer by CAN bus, host computer receives
To after data, busbar voltage is obtained by parsing according to communications protocol；
Power analyzer 5 passes through the first current transformer 23 and the route phase where the input terminal of tested motor controller 21
Connection, since power analyzer has the function of test voltage, can acquire DC voltage using power analyzer 5, and
Collected DC voltage is uploaded to host computer；
Busbar voltage is compared by host computer with DC voltage, if difference, within the scope of allowable error, voltage rating is surveyed
Examination is qualified, and otherwise the tested motor controller is unqualified.
Embodiment 2: over-voltage accuracy test.
Host computer 6 is communicated by Modbus and DC power supply 1, and overpressure value is arranged, and the work of tested motor controller 21 is made to exist
Under overvoltage condition；
Tested motor controller 21 acquires busbar voltage, sends the data to host computer by CAN bus, host computer receives
To after data, busbar voltage is obtained by parsing according to communications protocol；
Power analyzer 5 acquires DC voltage, and collected DC voltage is uploaded to host computer；
Busbar voltage is compared by host computer with DC voltage, if difference, within the scope of allowable error, over-voltage test is closed
Lattice, otherwise the tested motor controller is unqualified.
Embodiment 3: under-voltage accuracy test.
Host computer 6 is communicated by Modbus and DC power supply 1, and under-voltage value is arranged, and the work of tested motor controller 21 is made to exist
Under under-voltage condition；
Tested motor controller 21 acquires busbar voltage, sends the data to host computer by CAN bus, host computer receives
To after data, busbar voltage is obtained by parsing according to communications protocol；
Power analyzer 5 acquires DC voltage, and collected DC voltage is uploaded to host computer；
Busbar voltage is compared by host computer with DC voltage, if difference, within the scope of allowable error, under-voltage test is closed
Lattice, otherwise the tested motor controller is unqualified.
Embodiment 4: measurement of rotating speed.
Host computer 6 is communicated by Modbus and DC power supply 1, and voltage rating is arranged, and tested motor controller 21 is made to work
Under rated voltage；
Host computer 6, to accompany measured motor controller 31, sends revolving speed operating instruction, so that accompany measured motor control by CAN bus
Device 31 processed controls accompany measured motor 32 and accelerates to setting speed；
Accompany measured motor 32 drives tested motor 22 to rotate, so that tested motor 22 is in generating state；
Torque sensor 25 obtains the revolving speed of 22 output end of tested motor, which is sent to power analyzer 5, power
The revolving speed is sent to host computer by analyzer 5；
Tested motor controller 21 acquires the revolving speed of tested motor 22, sends the data to host computer by CAN bus, on
After position machine receives data, the revolving speed that tested motor controller 21 acquires is obtained by parsing according to communications protocol；
The revolving speed that tested motor controller 21 acquires is compared by host computer with the revolving speed that torque sensor 25 acquires, if
Difference exceeds error range, determines that tested motor controller 21 is unqualified, otherwise measurement of rotating speed is qualified.
Embodiment 5: torsion-testing is carried out on the basis of measurement of rotating speed.
Host computer 6, to tested motor controller 21, sends torque operating instruction, so that tested motor control by CAN bus
Device 21 processed controls tested motor 22 and is gradually loaded into setting torque；
Torque sensor 25 obtains the torque of 22 output end of tested motor, which is sent to power analyzer 5, power
The revolving speed is converted torque by analyzer 5, is communicated by TCP/IP, which is sent to host computer 6；
Tested motor controller 21 acquires the current torque of tested motor 22, and the current torque is sent to host computer 6；
The torque that power analyzer 5 is sent is compared by host computer 6 with current torque, if difference exceeds error range,
Determine that tested motor controller 21 is unqualified, otherwise torsion-testing is qualified.
Embodiment 6: testing current.
Under specific rotation speeds and specified torque, three-phase alternating current is tested using the second current transformer 24；
Power analyzer 5 obtains the maximum phase current of electric current and the smallest phase of electric current in A, B, C three-phase alternating current simultaneously
Electric current subtracts the difference of minimum phase current using maximum phase current, divided by maximum phase current, obtains ratio, host computer 6 obtains should
Ratio, if the ratio is beyond range is determined, tested motor controller 21 is unqualified, and otherwise testing current is qualified.
Combine detailed description and exemplary example that the application is described in detail above, but these explanations are simultaneously
It should not be understood as the limitation to the application.It will be appreciated by those skilled in the art that without departing from the application spirit and scope,
A variety of equivalent substitution, modification or improvements can be carried out to technical scheme and embodiments thereof, these each fall within the application
In the range of.The protection scope of the application is determined by the appended claims.
Claims (8)
1. a kind of electric machine controller test macro characterized by comprising DC power supply (1) connects with the DC power supply (1)
The tested branch (2) connect and be connected with the DC power supply (1) accompany survey branch (3)；
The tested branch (2) includes sequentially connected tested motor controller (21) and tested motor (22), the tested electricity
The DC conversion that machine controller (21) is used to provide DC power supply (1) is alternating current, to supply the tested motor (22)；
The tested motor (22) under the control of the tested motor controller (21) with torque mode for being worked；
It is described to accompany that survey branch (3) include sequentially connected accompany measured motor controller (31) and accompany measured motor (32), it is described to accompany survey electric
The DC conversion that machine controller (31) is used to provide DC power supply (1) is alternating current, to supply the accompany measured motor (32)；
The accompany measured motor (32) is used to work in the controller of the accompany measured motor controller (31) with revolving speed mode；
It is provided between the tested motor (22) and the accompany measured motor (32) shaft coupling (4), the input of the shaft coupling (4)
End is connected with the output end of the accompany measured motor (32), output end and the tested motor (22) of the shaft coupling (4)
Input terminal is connected, so that the tested motor (22) rotates under the drive of the accompany measured motor (32), it is tested by detecting
The variation of motor (22) electric current and revolving speed under generating state, detects whether the tested motor controller (21) can normally transport
Row.
2. system according to claim 1, which is characterized in that
The first current transformer (23) are provided between the DC power supply (1) and the tested motor controller (21)；
The second current transformer (24) are provided between the tested motor controller (21) and the tested motor (22)；It is described
First current transformer (23) and second current transformer (24) are used to the electric current tested in the tested branch (2)；
The output end of the tested motor (22) is provided with torque sensor (25), and the torque sensor (25) is for testing institute
State the torque of the output end of tested motor (22).
3. system according to claim 2, which is characterized in that the system also includes power analyzer (5), the power
Analyzer (5) respectively with first current transformer (23), the second current transformer (24) and torque sensor (25) phase
Connection, the power analyzer (5) is for receiving first current transformer (23), the second current transformer (24) and turning round
The test result of square sensor (25).
4. system according to claim 3, which is characterized in that the system also includes host computer (6), the host computers
(6) respectively with the DC power supply (1), accompany measured motor controller (31), tested motor controller (21) and power analyzer
(5) it is connected；
The host computer (6) is used to set the voltage of the DC power supply (1)；
The host computer (6) is also used to send revolving speed operating instruction to the accompany measured motor controller (31), accompanies survey so as to described
Electric machine controller (31) works under revolving speed mode；
The host computer (6) is also used to send torque operating instruction to the tested motor controller (21), so as to described tested
Electric machine controller (21) works under torque mode；
The host computer (6) is also used to obtain the test data of the power analyzer (5) transmission, and the test data includes electricity
Stream, electric current, torque and revolving speed.
5. system according to claim 4, which is characterized in that adopted between the host computer (6) and the DC power supply (1)
It is communicated with Modbus mode.
6. system according to claim 4, which is characterized in that between the host computer (6) and the power analyzer (5)
It is communicated using TCP/IP mode.
7. system according to claim 4, which is characterized in that the host computer (6) and the accompany measured motor controller
(31) it is communicated between using CAN bus mode；
It is communicated between the host computer (6) and the tested motor controller (21) using CAN bus mode.
8. a kind of electric machine controller test method, the method is applied to system according to any one of claims 1 to 7,
It is characterized in that, which comprises
Host computer (6) sets the voltage of DC power supply (1), and the voltage is direct current；
Voltage is provided to accompany measured motor controller (31) and tested motor controller (21) by DC power supply (1)；
DC conversion is alternating current, to supply accompany measured motor under the action of voltage by the accompany measured motor controller (31)
(32)；
The accompany measured motor controller (31) receives the revolving speed operating instruction that host computer (6) are sent, so that the accompany measured motor
(32) it under the action of alternating current, is worked with revolving speed mode；
DC conversion is alternating current, to supply tested motor under the action of voltage by the tested motor controller (21)
(22)；
The tested motor controller (21) receives the torque operating instruction that host computer (6) are sent, so that the tested motor
(22) it under the action of alternating current, is worked with torque mode；
The tested motor (22) rotates under the drive of shaft coupling (4), so that the tested motor (22) is in generating state；
The host computer (6) detects the quilt by the variation of detection tested motor (22) electric current and revolving speed under generating state
Whether measured motor controller (21) can operate normally.
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| CN201910902803.9A CN110488800A (en) | 2019-09-24 | 2019-09-24 | A kind of electric machine controller test macro and method |
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| CN112099473A (en) * | 2020-09-08 | 2020-12-18 | 中国第一汽车股份有限公司 | Test method, device, equipment and storage medium |
| CN115542158A (en) * | 2022-11-29 | 2022-12-30 | 北京卓翼智能科技有限公司 | Unmanned aerial vehicle motor test system |
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| CN112099473A (en) * | 2020-09-08 | 2020-12-18 | 中国第一汽车股份有限公司 | Test method, device, equipment and storage medium |
| CN112099473B (en) * | 2020-09-08 | 2021-11-09 | 中国第一汽车股份有限公司 | Test method, device, equipment and storage medium |
| CN115542158A (en) * | 2022-11-29 | 2022-12-30 | 北京卓翼智能科技有限公司 | Unmanned aerial vehicle motor test system |
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