CN212083990U - Motor controller offline detection system - Google Patents
Motor controller offline detection system Download PDFInfo
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- CN212083990U CN212083990U CN202021129086.5U CN202021129086U CN212083990U CN 212083990 U CN212083990 U CN 212083990U CN 202021129086 U CN202021129086 U CN 202021129086U CN 212083990 U CN212083990 U CN 212083990U
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 230000001939 inductive effect Effects 0.000 claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000000498 cooling water Substances 0.000 claims abstract description 11
- 238000012360 testing method Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000008358 core component Substances 0.000 description 1
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Abstract
The utility model provides a motor controller detection system that rolls off production line, motor controller detection system that rolls off production line includes host computer, measured motor controller, three-phase inductive load, high voltage power supply, becomes signal simulator and cooling water circulation system soon, wherein the host computer respectively with measured motor controller, high voltage power supply, change signal simulator signal connection soon, measured motor controller respectively with three-phase inductive load and high voltage power supply forceful electric current be connected, measured motor controller and change signal simulator signal connection soon, cooling water circulation system connects measured motor controller; the rotation transformer simulator sends a simulated rotating speed signal to the tested motor controller according to a set value of the upper computer, and the tested motor controller analyzes an obtained analytic value according to the simulated rotating speed signal; and the upper computer compares the set value with the analytic value and judges whether the rotary transformer circuit of the tested motor controller is normal or not. Through the utility model discloses, it adopts equipment big, problem with high costs to have solved the detection of inserting the line of current machine controller.
Description
Technical Field
The utility model relates to an automatically controlled technical field of car especially relates to a machine controller detecting system that rolls off production line.
Background
The motor controller is a core component in a three-electrical system of the electric automobile, and the performance of the motor controller determines the dynamic property, the economical efficiency, the reliability and the safety of the whole automobile, so that after the motor controller is assembled and offline, the function and the performance of the motor controller are ensured to be normal by testing various parameters of the controller within a normal range according to a design target.
The universal motor controller offline detection device adopts a battery simulator with larger capacity, a real detected motor, a torque sensor and a load dynamometer, and has larger equipment volume, inconvenient use and higher cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a detecting system under production line of motor controller is provided for it is big, problem with high costs to solve the current motor controller and detect the adoption equipment under production line.
The utility model provides a pair of detection system rolls off production line of machine controller, detection system rolls off production line of machine controller includes the host computer, is surveyed machine controller, three-phase inductance load, high voltage power supply, becomes signal simulator and cooling water circulation system soon, wherein:
the upper computer is respectively in signal connection with a tested motor controller, a high-voltage power supply and a rotary transformer signal simulator, the tested motor controller is respectively in strong current connection with a three-phase inductive load and the high-voltage power supply, the tested motor controller is in signal connection with the rotary transformer signal simulator, and the cooling water circulation system is connected with a cooling water path of the tested motor controller;
the upper computer is connected with the high-voltage power supply and is used for controlling the high-voltage power supply to output high-voltage direct current to the tested motor controller;
the upper computer is connected with the rotary variable signal simulator and is used for controlling the rotary variable signal simulator to output a simulated rotating speed signal to the tested motor controller according to a set value;
the tested motor controller is connected with the upper computer and used for sending an analytic value obtained by analyzing the tested motor controller according to the simulated rotating speed signal to the upper computer;
and the upper computer is used for comparing the set value with the analytic value and judging whether the rotary transformer circuit of the tested motor controller is normal or not.
Further, the three-phase inductive load is an adjustable three-phase inductive load.
Further, the motor controller offline detection system further comprises a programmable low-voltage power supply, wherein:
the programmable low-voltage power supply is in signal connection with the upper computer and is in weak current connection with the tested motor controller;
and the programmable low-voltage power supply is used for outputting low-voltage direct current to the tested motor controller under the control of the upper computer and simulating various abnormal voltage states.
Furthermore, the upper computer is provided with a data acquisition card and a CAN module, and the motor controller to be tested and the programmable low-voltage power supply are respectively connected with the CAN module through a CAN bus.
Furthermore, the motor controller offline detection system also comprises a power analyzer and four voltage and current sensors, wherein one of the voltage and current sensors is arranged on a high-voltage output positive electrode from the high-voltage power supply to the motor controller to be detected, and the three voltage and current sensors are respectively arranged on three-phase lines from the motor controller to be detected to a high-voltage output circuit of a three-phase inductive load;
the power analyzer is respectively connected with the four voltage and current sensors and is used for acquiring input current, input voltage, output current and output voltage of the tested motor controller, and calculating input power and output power of the tested motor controller according to the input current, the input voltage, the output current and the output voltage;
and the upper computer is in signal connection with the power analyzer and is used for acquiring the input power and the output power of the tested motor controller and calculating the efficiency and the state of the tested motor controller according to the input power and the output power.
Implement the utility model discloses, following beneficial effect has:
through the utility model discloses, it is connected with adjustable inductive load to be surveyed machine controller, it is connected with being surveyed machine controller rotary transformer signal line to become signal simulator simulation motor speed soon, through giving and being surveyed machine controller output torque instruction, whether the function of testing the motor by the measurement control ware is normal when certain rotational speed, torque operation, entire system only consumes reactive power, high voltage power supply power demand is less, can carry out heavy current output test, this help reducing machine controller detection cost that rolls off the production line, it is big to have solved current machine controller detection adoption equipment that rolls off the production line, problem with high costs.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a structural diagram of a motor controller offline detection system provided by the embodiment of the present invention.
Detailed Description
In the patent, a tested motor controller is connected with an adjustable inductive load, a rotary variable signal simulator simulates the rotating speed of a motor and is connected with a rotary variable signal line of the tested motor controller, and the function of the tested controller is tested whether the motor is normal when the motor operates at a certain rotating speed and torque by giving a torque instruction output by the tested motor controller.
As shown in fig. 1, the embodiment of the utility model provides a detection system rolls off production line of machine controller, detection system rolls off production line of machine controller includes host computer 1, by motor controller 2, three-phase inductive load 3, programmable low voltage power supply 4, high voltage power supply 5, changes signal simulator 6, power analysis appearance 7, cooling water circulation system 8 and four voltage current sensor 9 soon, wherein:
the upper computer 1 is in signal connection with the tested motor controller 2, the programmable low-voltage power supply 4, the high-voltage power supply 5, the rotary transformer signal simulator 6 and the power analyzer 7 respectively; the tested motor controller 2 is in strong current connection with the three-phase inductive load 3 and the high-voltage power supply 5 respectively, the tested motor controller 2 is in signal connection with the programmable low-voltage power supply 4 and the rotary transformer signal simulator 6 respectively, and a cooling water channel of the tested motor controller 2 is connected with the cooling water circulation system 8;
one voltage and current sensor 9 is arranged on a high-voltage output positive electrode from the high-voltage power supply 5 to the tested circuit controller 2, three voltage and current sensors 9 are respectively arranged on three phase lines from the tested motor controller 2 to a high-voltage output circuit of the three-phase inductive load 3, and the power analyzer 7 is respectively in signal connection with the four voltage and current sensors 9.
The upper computer 1 is connected with the high-voltage power supply 5 and is used for controlling the high-voltage power supply 5 to output high-voltage direct current to the tested motor controller 2;
the upper computer 1 is connected with the rotary transformer signal simulator 6 and is used for controlling the rotary transformer signal simulator 6 to output a simulated rotating speed signal to the tested motor controller 2 according to a set value;
the tested motor controller 2 is used for analyzing according to the simulated rotating speed signal to obtain an analysis value and sending the analysis value to the upper computer 1; and the upper computer 1 is used for comparing the set value with the analytic value and judging whether the rotary transformer circuit of the tested motor controller 2 is normal or not.
In the embodiment, the equipment power of the high-voltage power supply is smaller, and the rotary-change signal simulator is adopted to output the simulated rotating speed signal, so that the real motor installation is avoided, and the cost is effectively reduced.
And the programmable low-voltage power supply 4 is used for outputting low-voltage direct current to the tested motor controller 2 under the control of the upper computer 1 to simulate various abnormal voltage states. After receiving the low-voltage direct current, the tested motor controller 2 feeds back data to the upper computer 1, and the upper computer 1 judges whether the tested motor controller 2 has a fault according to the fed-back data.
In this embodiment, the upper computer 1 is provided with a data acquisition card and a CAN module, and the motor controller 2 to be tested and the programmable low-voltage power supply 4 are respectively connected with the CAN module through a CAN bus.
The motor controller offline detection system further comprises a power analyzer 7 and four voltage and current sensors 9, wherein one voltage and current sensor 9 is arranged on a high-voltage output positive electrode from the high-voltage power supply 5 to the motor controller 2 to be detected, and the three voltage and current sensors 9 are respectively arranged on three-phase lines of a high-voltage output circuit from the motor controller 2 to the three-phase inductive load 3 to be detected;
the power analyzer 7 is respectively connected with the four voltage and current sensors 9, and is configured to obtain an input current, an input voltage, an output current, and an output voltage of the motor controller 2 to be tested, and calculate an input power and an output power of the motor controller 2 to be tested according to the input current, the input voltage, the output current, and the output voltage;
the upper computer 1 is in signal connection with the power analyzer 7 and is used for acquiring the input power and the output power of the tested motor controller 2 and calculating the efficiency and the state of the tested motor controller 2 according to the input power and the output power.
It should be noted that the upper computer 1 sends a torque output instruction to the measured motor controller 2, the measured motor controller 2 outputs three-phase alternating current according to the current rotating speed, voltage and the like, and the three-phase inductive load 3 is an adjustable three-phase inductive load and is used for simulating a real motor load and suitable for various types of motors and controllers.
Implement the utility model discloses, following beneficial effect has:
through the utility model discloses, it is connected with adjustable inductive load to be surveyed machine controller, it is connected with being surveyed machine controller rotary transformer signal line to become signal simulator simulation motor speed soon, through giving and being surveyed machine controller output torque instruction, whether the function of testing the motor by the measurement control ware is normal when certain rotational speed, torque operation, entire system only consumes reactive power, high voltage power supply power demand is less, can carry out heavy current output test, this help reducing machine controller detection cost that rolls off the production line, it is big to have solved current machine controller detection adoption equipment that rolls off the production line, problem with high costs.
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 (5)
1. The utility model provides a machine controller detecting system that rolls off production line, machine controller detecting system that rolls off production line includes host computer (1), by motor controller (2) under test, three phase inductance load (3), high voltage power supply (5), rotary transformer signal simulator (6) and cooling water circulation system (8), wherein:
the upper computer (1) is in signal connection with a tested motor controller (2), a high-voltage power supply (5) and a rotary transformer signal simulator (6) respectively, the tested motor controller (2) is in strong current connection with a three-phase inductive load (3) and the high-voltage power supply (5) respectively, the tested motor controller (2) is in signal connection with the rotary transformer signal simulator (6), and a cooling water circulation system (8) is connected with a cooling water channel of the tested motor controller (2);
the upper computer (1) is connected with the high-voltage power supply (5) and is used for controlling the high-voltage power supply (5) to output high-voltage direct current to the tested motor controller (2);
the upper computer (1) is connected with the rotary variable signal simulator (6) and is used for controlling the rotary variable signal simulator (6) to output a simulated rotating speed signal to the tested motor controller (2) according to a set value;
the tested motor controller (2) is connected with the upper computer (1) and is used for sending an analytic value obtained by analyzing the tested motor controller (2) according to the simulated rotating speed signal to the upper computer (1);
and the upper computer (1) is used for comparing the set value with the analytic value and judging whether a rotary transformer circuit of the tested motor controller (2) is normal or not.
2. An off-line detection system for a motor controller according to claim 1, characterized in that the three-phase inductive load (3) is an adjustable three-phase inductive load.
3. A motor controller end of line detection system according to claim 1, further comprising a programmable low voltage power supply (4), wherein:
the programmable low-voltage power supply (4) is in signal connection with the upper computer (1), and the programmable low-voltage power supply (4) is in weak current connection with the tested motor controller (2);
and the programmable low-voltage power supply (4) is used for outputting low-voltage direct current to the tested motor controller (2) under the control of the upper computer (1) to simulate various abnormal voltage states.
4. The motor controller offline detection system according to claim 3, wherein the upper computer (1) is provided with a data acquisition card and a CAN module, and the motor controller (2) to be detected and the programmable low-voltage power supply (4) are respectively connected with the CAN module through a CAN bus.
5. The motor controller offline detection system according to claim 1, further comprising a power analyzer (7) and four voltage and current sensors (9), wherein one of the voltage and current sensors (9) is arranged on the high-voltage output positive electrode from the high-voltage power supply (5) to the motor controller (2) to be detected, and three of the voltage and current sensors (9) are respectively arranged on three phases of a high-voltage output circuit from the motor controller (2) to a three-phase inductive load (3);
the power analyzer (7) is respectively connected with the four voltage and current sensors (9) and is used for acquiring the input current, the input voltage, the output current and the output voltage of the tested motor controller (2), and calculating the input power and the output power of the tested motor controller (2) according to the input current, the input voltage, the output current and the output voltage;
the upper computer (1) is in signal connection with the power analyzer (7) and is used for acquiring the input power and the output power of the tested motor controller (2) and calculating the efficiency and the state of the tested motor controller (2) according to the input power and the output power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021129086.5U CN212083990U (en) | 2020-06-17 | 2020-06-17 | Motor controller offline detection system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021129086.5U CN212083990U (en) | 2020-06-17 | 2020-06-17 | Motor controller offline detection system |
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| CN212083990U true CN212083990U (en) | 2020-12-04 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798918A (en) * | 2020-12-30 | 2021-05-14 | 重庆金康动力新能源有限公司 | Test system and test method |
| CN112904112A (en) * | 2021-01-18 | 2021-06-04 | 深圳市科创奇科技有限公司 | Test system and test method of scooter controller |
| CN112925294A (en) * | 2021-01-22 | 2021-06-08 | 东风汽车集团股份有限公司 | Motor controller testing method, device, equipment and storage medium |
| CN113050592A (en) * | 2021-03-10 | 2021-06-29 | 石家庄通合电子科技股份有限公司 | Water pump motor controller test system |
| CN113805558A (en) * | 2020-06-17 | 2021-12-17 | 广州汽车集团股份有限公司 | Motor controller offline detection system |
-
2020
- 2020-06-17 CN CN202021129086.5U patent/CN212083990U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113805558A (en) * | 2020-06-17 | 2021-12-17 | 广州汽车集团股份有限公司 | Motor controller offline detection system |
| CN112798918A (en) * | 2020-12-30 | 2021-05-14 | 重庆金康动力新能源有限公司 | Test system and test method |
| CN112904112A (en) * | 2021-01-18 | 2021-06-04 | 深圳市科创奇科技有限公司 | Test system and test method of scooter controller |
| CN112925294A (en) * | 2021-01-22 | 2021-06-08 | 东风汽车集团股份有限公司 | Motor controller testing method, device, equipment and storage medium |
| CN113050592A (en) * | 2021-03-10 | 2021-06-29 | 石家庄通合电子科技股份有限公司 | Water pump motor controller test system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211230 Address after: 511434 No. 36, Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION New Energy Vehicle Co.,Ltd. Address before: 23rd floor, Chengyue building, No. 448-458, Dongfeng Middle Road, Yuexiu District, Guangzhou City, Guangdong Province 510030 Patentee before: GUANGZHOU AUTOMOBILE GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: No. 36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee after: GAC AION NEW ENERGY AUTOMOBILE Co.,Ltd. Country or region after: China Address before: No. 36 Longying Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GAC AION New Energy Vehicle Co.,Ltd. Country or region before: China |