CN202003228U - Programmable testing device for purely-electric motor controller - Google Patents
Programmable testing device for purely-electric motor controller Download PDFInfo
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- CN202003228U CN202003228U CN2011200536294U CN201120053629U CN202003228U CN 202003228 U CN202003228 U CN 202003228U CN 2011200536294 U CN2011200536294 U CN 2011200536294U CN 201120053629 U CN201120053629 U CN 201120053629U CN 202003228 U CN202003228 U CN 202003228U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The utility model relates to a programmable testing device for a purely-electric motor controller, which comprises a high-voltage power supply, a low-voltage power supply, a PLC (Programmable Logic Controller) programmable module, a PC (Personal Computer), a switch K1, a switch K2, a switch K3 and a motor, wherein the motor is connected with the tested purely-electric motor controller. One path of a voltage output end of the low-voltage power supply is connected with a working-voltage input end of the PLC programmable module through the switch K2, and the other path of the voltage output end of the low-voltage power supply is connected with a low-voltage input pin of the purely-electric motor controller through the switch K3. An anode of the high-voltage power supply is connected with a pre-charging pin and a high-voltage positive input pin of the purely-electric motor controller through the switch K1, and a cathode of the high-voltage power supply is connected with a high-voltage negative input pin of the purely-electric motor controller. A 485 communication port of the PLC programmable module is connected with the PC through a communication cable, and two control ends of the PLC programmable module are connected with two control-signal input pins of the purely-electric motor controller through control-signal wires. The programmable testing device has the advantages of simple circuit, convenience in testing operation and high testing accuracy.
Description
Technical field
The utility model relates to a kind of proving installation of electric machine controller, relates in particular to a kind of the performance that is used for the pure electric motor controller on the engineering truck to be tested and the programmable test device of convenient test, the high pure electric motor controller of test accuracy rate.
Background technology
Along with the fast development of electric automobile, the speed of production and the outgoing of electric automobile are had higher requirement.Originally the used pure electric motor controller of electronic engineering truck is tested, general adopt identical connected system on a cover and the electronic engineering truck, need during test and the same throttle of stepping on of driving, imitate the driving process of electronic engineering truck, thereby judge whether the work of pure electric motor controller is normal.This test macro, complex structure, bulky, test is inconvenient, testing efficiency is low, the efficient that influence is produced in batches, and also test accuracy is also not high enough, cause the pure electric motor controller that is installed on the electronic engineering truck still to have hidden danger of quality, influenced the quality of the electronic engineering truck that dispatches from the factory.
Summary of the invention
The utility model mainly solves the test system structure complexity of the used pure electric motor controller of original electronic engineering truck, bulky, test is inconvenient, and testing efficiency is low, and test accuracy is also not high enough, influences the technical matters of the quality of the electronic engineering truck that dispatches from the factory; A kind of programmable test device of pure electric motor controller is provided, easy to carry, test operation is simple, easier popularizing, increase work efficiency, satisfy batch production requirement, and the test accuracy height, can guarantee the quality of pure electric motor controller, thereby improve the complete vehicle quality of the electronic engineering truck that dispatches from the factory.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: the utility model comprises high-voltage power supply, low-tension supply, the PLC programmable module, PC, motor and K switch 1, K switch 2, K switch 3, the voltage output end of low-tension supply links to each other through the operating voltage input end of K switch 2 and PLC programmable module, 485 communication ports of PLC programmable module link to each other with described PC by telecommunication cable, the positive pole of described high-voltage power supply is through the precharge pin of K switch 1 and tested pure electric motor controller, high pressure positive input pin links to each other, the voltage output end of described low-tension supply links to each other through the low pressure input pin of K switch 3 and tested pure electric motor controller, the negative input pin of the high pressure of the negative pole of high-voltage power supply and tested pure electric motor controller links to each other, two control ends of described PLC programmable module link to each other by two control signal input pins of control signal wire and tested pure electric motor controller, and the three-phase power output pin of tested pure electric motor controller links to each other with described motor.The one cover testing software related with the PLC programmable module arranged on the PC, import various parameters by the keyboard of PC, operation by testing software, give tested pure electric motor controller by the control signal that the output of PLC programmable module is relevant, control the running of motor again by tested pure electric motor controller, the speed of observing rotating speed of motor changes, and can judge whether tested pure electric motor controller work is normal, thereby finish test.The different operating state of pure electric motor controller just can be set by the keyboard of PC, test operation is convenient, high efficiency, satisfy batch production requirement, and can set multiple working status parameter, change various, the test accuracy height, can guarantee the quality of pure electric motor controller, thereby improve the complete vehicle quality of the electronic engineering truck that dispatches from the factory.
As preferably, described K switch 1, also be provided with D.C. contactor between K switch 3 and the tested pure electric motor controller, fastp-acting fuse F2 and high-tension fuse F1, described K switch 1, K switch 3 respectively with the first input end of described D.C. contactor, second input end links to each other, the first input end of D.C. contactor links to each other through the precharge pin of described fastp-acting fuse F2 and tested pure electric motor controller, first output terminal of D.C. contactor links to each other through the high pressure positive input pin of described high-tension fuse F1 and tested pure electric motor controller, and second output terminal of D.C. contactor links to each other with the low pressure input pin of tested pure electric motor controller.The power supply of guaranteeing whole testing device is more safely with stable, and test process is more secure, avoids high pressure that the tester is damaged.
As preferably, the control signal wire between two control signal input pins of two control ends of the described PLC of being connected in programmable module and tested pure electric motor controller is a shielding line.Avoid control signal to be subjected to external interference, guarantee that test is more accurate.
As preferably, described high-voltage power supply is the 300V electric battery, and described low-tension supply is the DC12V power supply.
As preferably, described tested pure electric motor controller is the pure electric motor controller of 45KW, and described motor is the 32KW motor.
The beneficial effects of the utility model are: circuit is simple, connection and easy to carry.The different operating state of pure electric motor controller just can be set by the keyboard of PC, by testing software pure electric motor controller is controlled debugging, and test operation is convenient, is convenient to popularize, and high efficiency satisfies batch production requirement.And the test accuracy height, can guarantee the quality of tested pure electric motor controller, the qualification rate of the pure electric motor controller that test is good reaches 100%, thereby effectively improves the complete vehicle quality of the electronic engineering truck that dispatches from the factory.
Description of drawings
Fig. 1 is a kind of circuit connection structure synoptic diagram of the present utility model.
1. high-voltage power supplies among the figure, 2. low-tension supply, 3.PLC programmable module, 4.PC machine, 5. motor, 6. pure electric motor controller, 7. D.C. contactor.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: the programmable test device of a kind of pure electric motor controller of present embodiment, as shown in Figure 1, comprise high-voltage power supply 1, low-tension supply 2, PLC programmable module 3, PC 4, motor 5 and K switch 1, K switch 2, K switch 3, D.C. contactor 7, fastp-acting fuse F2, high-tension fuse F1.High-voltage power supply 1 is the 300V electric battery, and low-tension supply 2 is the DC12V power supply, and motor 5 is the 32KW motor.The DC12V voltage output end of low-tension supply 2 links to each other through the operating voltage input end of K switch 2 and PLC programmable module 3,485 communication ports of PLC programmable module 3 link to each other by the serial ports of telecommunication cable with PC 4, the positive pole of high-voltage power supply 1 links to each other through the first input end of K switch 1 with D.C. contactor 7, the first input end of D.C. contactor 7 links to each other through the precharge pin of fastp-acting fuse F2 and tested pure electric motor controller 6 again, first output terminal of D.C. contactor 7 links to each other through the high pressure positive input pin of high-tension fuse F1 and tested pure electric motor controller 6, and the negative input pin of high pressure of the negative pole of high-voltage power supply 1 and tested pure electric motor controller 6 links to each other.The DC12V voltage output end of low-tension supply 2 links to each other through second input end of K switch 3 and D.C. contactor 7, and second output terminal of D.C. contactor 7 links to each other with the low pressure input pin of tested pure electric motor controller 6.Two control ends of PLC programmable module 3 link to each other by two control signal input pins of control signal wire and tested pure electric motor controller 6, and this control signal wire adopts shielding line.Three three-phase power output pins of tested pure electric motor controller 6 link to each other with motor 5.Among Fig. 1,1～6 pin of pure electric motor controller is defined as: 1 pin is the precharge pin, and 2 pin are high pressure positive input pin, and 3 pin are the low pressure input pin, and 4 pin, 5 pin are the control signal input pin, and 6 pin are the negative input pin of high pressure.In the present embodiment, PLC programmable module 3 adopts Siemens PLC C programmable module, and K switch 1 is the sky switch, and K switch 2, K switch 3 are ship type switch.
Test process: K2 closes a switch, supply with the PLC programmable module with DC12V voltage, open PC, open the PLC testing software, click state table, be operated under the monitor state, K1 closes a switch, begin to supply precharge to the pure electric motor controller of tested 45KW, by the testing software monitoring interface on the PC display screen, the cell voltage of observing high-voltage power supply slowly is raised to about 285V, K3 then closes a switch, this moment, battery was given tested pure electric motor controller power supply, and the commissioning staff opens the electric machine controller testing software on PC simultaneously, realizes electric machine controller self study process, after treating that self study is finished, carry out the analog quantity test, throttle A3 parameter is forced 1600, the PC screen display is 5%.The switching value input mainly contains S1, S2, S4, S5, and this is to define in the testing software, and wherein: S1 is positive rotaring signal, S2 is a reverse signal, and S4 is a reset signal, and S5 is a feedback signal, A3 is a throttle amount signal, and after these parameters were forced input, then electric machine controller can show that green light lights.After checking signal is correct, testing of electric motors then.
Positive rotating function test: forcing the positive rotaring signal of S1 by testing software on PC is 1, and force throttle amount A3 signal to be input as 2000 simultaneously, motor entry into service this moment, the amount of opening the throttle A3 signal is input as 4000,6000,8000 successively again ... 32000(explains: threshold limit value be 32000,32000 correspondences be the maximum throttle amount.Motor speed maximum when being maximum throttle, maximum (top) speed reach motor rated speed value 2500rpm; When the throttle amount is 2000, Dui Ying motor speed value n1=2000 * 2500/32000 ≈ 156rpm then; When the throttle amount is 4000, n2=4000 * 2500/32000 ≈ 156rpm then, the rest may be inferred), observe motor rotation speed and whether accelerate, on the PC screen, also can observe the variation of motor speed value.As motor speed accelerate, the motor speed value constantly rises, and illustrates that then motor just becoming a full member often.
Counter-rotating (reverse) functional test: forcing the S2 reverse signal by testing software on PC is 1, forcing the S5 feedback signal is 1, and force throttle amount A3 signal to be input as 2000 simultaneously, this moment, motor began running in the other direction, the amount of opening the throttle A3 signal is input as 4000,6000,8000 successively again, observe motor and whether accelerate counter-rotating, on the PC screen, also can observe the variation of motor speed value.Constantly rise as motor quickening counter-rotating, motor speed value, illustrate that then the motor counter-rotating is normal.
The utility model has been simplified the hardware device of required connection greatly by the using PLC programmable module, and circuit is simple, and is easy to carry, reduces cost.The different operating state of pure electric motor controller just can be set by the keyboard of PC, by testing software pure electric motor controller is controlled debugging, and test operation is convenient, alleviated tester's task complexity, be convenient to popularize, increase work efficiency, satisfy batch production requirement.And the test accuracy height, the qualification rate of the pure electric motor controller that test is good reaches 100%, thereby effectively improves the complete vehicle quality of the electronic engineering truck that dispatches from the factory.
Claims (5)
1. the programmable test device of a pure electric motor controller, it is characterized in that comprising high-voltage power supply (1), low-tension supply (2), PLC programmable module (3), PC (4), motor (5) and K switch 1, K switch 2, K switch 3, the voltage output end of low-tension supply (2) links to each other through the operating voltage input end of K switch 2 with PLC programmable module (3), 485 communication ports of PLC programmable module (3) link to each other with described PC (4) by telecommunication cable, the positive pole of described high-voltage power supply (1) is through the precharge pin of K switch 1 and tested pure electric motor controller (6), high pressure positive input pin links to each other, the voltage output end of described low-tension supply (2) links to each other through the low pressure input pin of K switch 3 and tested pure electric motor controller (6), the negative input pin of the high pressure of the negative pole of high-voltage power supply (1) and tested pure electric motor controller (6) links to each other, two control ends of described PLC programmable module (3) link to each other by two control signal input pins of control signal wire and tested pure electric motor controller (6), and the three-phase power output pin of tested pure electric motor controller (6) links to each other with described motor (5).
2. the programmable test device of a kind of pure electric motor controller according to claim 1, it is characterized in that described K switch 1, also be provided with D.C. contactor (7) between K switch 3 and the tested pure electric motor controller (6), fastp-acting fuse F2 and high-tension fuse F1, described K switch 1, K switch 3 respectively with the first input end of described D.C. contactor (7), second input end links to each other, the first input end of D.C. contactor (7) links to each other through the precharge pin of described fastp-acting fuse F2 and tested pure electric motor controller (6), first output terminal of D.C. contactor (7) links to each other through the high pressure positive input pin of described high-tension fuse F1 and tested pure electric motor controller (6), and the low pressure input pin of second output terminal of D.C. contactor (7) and tested pure electric motor controller (6) links to each other.
3. the programmable test device of a kind of pure electric motor controller according to claim 1 is characterized in that the control signal wire between two control signal input pins of two control ends of the described PLC of being connected in programmable module (3) and tested pure electric motor controller (6) is a shielding line.
4. the programmable test device of a kind of pure electric motor controller according to claim 1 and 2 is characterized in that described high-voltage power supply (1) is the 300V electric battery, and described low-tension supply (2) is the DC12V power supply.
5. the programmable test device of a kind of pure electric motor controller according to claim 1 and 2 is characterized in that described tested pure electric motor controller (6) is the pure electric motor controller of 45KW, and described motor (5) is the 32KW motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200536294U CN202003228U (en) | 2011-03-03 | 2011-03-03 | Programmable testing device for purely-electric motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200536294U CN202003228U (en) | 2011-03-03 | 2011-03-03 | Programmable testing device for purely-electric motor controller |
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| Publication Number | Publication Date |
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| CN202003228U true CN202003228U (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200536294U Expired - Fee Related CN202003228U (en) | 2011-03-03 | 2011-03-03 | Programmable testing device for purely-electric motor controller |
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| Country | Link |
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| CN (1) | CN202003228U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111176261A (en) * | 2020-01-17 | 2020-05-19 | 斯科容泰(苏州)科技有限公司 | General test system of motor controller |
| CN113447812A (en) * | 2020-03-25 | 2021-09-28 | 宁波强生电机有限公司 | Direct current motor testing device |
-
2011
- 2011-03-03 CN CN2011200536294U patent/CN202003228U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111176261A (en) * | 2020-01-17 | 2020-05-19 | 斯科容泰(苏州)科技有限公司 | General test system of motor controller |
| CN113447812A (en) * | 2020-03-25 | 2021-09-28 | 宁波强生电机有限公司 | Direct current motor testing device |
| CN113447812B (en) * | 2020-03-25 | 2024-03-26 | 宁波强生电机有限公司 | DC motor testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111005 Termination date: 20190303 |
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| CF01 | Termination of patent right due to non-payment of annual fee |