CN204536455U - High power Traction AuCT test system - Google Patents
High power Traction AuCT test system Download PDFInfo
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- CN204536455U CN204536455U CN201520256295.9U CN201520256295U CN204536455U CN 204536455 U CN204536455 U CN 204536455U CN 201520256295 U CN201520256295 U CN 201520256295U CN 204536455 U CN204536455 U CN 204536455U
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Abstract
The utility model is a kind of High power Traction AuCT test system, comprises power-supply system, traction convertor, AuCT, the first smoothing reactor, the second smoothing reactor, stall traction electric machine, braking resistor and assistant load resistance; Wherein, traction convertor is connected with power-supply system, and AuCT, the first smoothing reactor, the second smoothing reactor, stall traction electric machine, braking resistor are connected with traction convertor respectively, and assistant load resistance is connected with AuCT.The utility model is according to traction AuCT principle of work, being divided into four-quadrant, inversion, copped wave, auxiliary four partial circuit, by providing DC voltage to current transformer intermediate loop, testing separately to each loop.The utility model test macro is applied in the routine test of traction AuCT and level Four maintenance.
Description
Technical field
The utility model relates to High power Traction AuCT technical field, specifically a kind of High power Traction AuCT test system.
Background technology
Along with fast development and the alternating current drive system localization process of high ferro cause, the ratio of High power Traction AuCT in transportation by railroad obviously increases, the test capability of electric drive system has had a strong impact on research and development and the production of production domesticization electric drive system, needs to solve a set of technology maturation as early as possible, is easy to realize, control test system that is reliable, modification stability.
Summary of the invention
The purpose of this utility model is to solve above-mentioned problems of the prior art, and provides a kind of High power Traction AuCT test system.
The utility model is achieved by the following technical solution:
A kind of High power Traction AuCT test system, comprises power-supply system, traction convertor, AuCT, the first smoothing reactor, the second smoothing reactor, stall traction electric machine, braking resistor and assistant load resistance; Wherein, traction convertor is connected with power-supply system, and AuCT, the first smoothing reactor, the second smoothing reactor, stall traction electric machine, braking resistor are connected with traction convertor respectively, and assistant load resistance is connected with AuCT.Wherein, power-supply system is by 10kV mains supply, through 10kV/380V transformer, three-phase induction regulator, 12 pulsating wave transformer and 12 pulsating wave rectifier export two-way adjustable DC power supply, output voltage range 0 ~ 6000V when output voltage range 0 ~ 3000V, series connection when two 12 pulsating wave rectifiers are in parallel.Current transformer is made up of two four quadrant convertors, two inverters and two choppers, and first and second smoothing reactor is connected with two four quadrant convertors respectively, and stall traction electric machine is connected with two inverters, and braking resistor is connected with two choppers.
Further, be provided with auxiliary switch board between assistant load resistance and AuCT, auxiliary switch board is connected with AuCT, and assistant load resistance is connected with auxiliary switch board; Be provided with tractive load switch board between stall traction electric machine and traction convertor, tractive load switch board is connected with the current transformer of two in traction convertor, and stall traction electric machine is connected with tractive load switch board.
The utility model is according to traction AuCT principle of work, being divided into four-quadrant, inversion, copped wave, auxiliary four partial circuit, by providing DC voltage to current transformer intermediate loop, testing separately to each loop.
The utility model has following beneficial effect: 1) the utility model can be tested each loop separately, each loop can not be had an impact to other loop in the process of test, also can not be interfered simultaneously, method of testing is easy, can break down in express-analysis and each loop of investigation, greatly must improve work efficiency; 2) the utility model power supply setting range is wide, easy and simple to handle, load system is versatile and flexible, the miniwatt pilot system of multiple functional and stable performance, meet the performance test requirement of current transformer Related product, the software and hardware content measurement of control circuit and major loop can be completed before the test of product model machine full power, and then reach reduction power electronic product hardware R&D costs in early stage, shortening research and development of products cycle; 3) the utility model has continuous print monitoring function and complete virtual protection executive mode, converter overvoltage, overcurrent protection and testing station's power-supply system is interlocked, and protection device is damaged and prevented failure propagation effectively; 4) the utility model test macro is applied in the routine test of traction AuCT and level Four maintenance.
Accompanying drawing explanation
Fig. 1 is structured flowchart of the present utility model.
In figure: 1-power-supply system, 2-traction convertor, 3-AuCT, 4-first smoothing reactor, 5-second smoothing reactor, 6-stall traction electric machine, 7-braking resistor, 8-assistant load resistance, 9-assist switch board, 10-tractive load switch board.
Embodiment
Below in conjunction with accompanying drawing, the utility model will be further described:
As shown in Figure 1, a kind of High power Traction AuCT test system, comprises power-supply system 1, traction convertor 2, AuCT 3, first smoothing reactor 4, second smoothing reactor 5, stall traction electric machine 6, braking resistor 7 and assistant load resistance 8; Wherein, traction convertor 2 is connected with power-supply system 1, and AuCT 3, first smoothing reactor 4, second smoothing reactor 5, stall traction electric machine 6, braking resistor 7 are connected with traction convertor 2 respectively, and assistant load resistance 8 is connected with AuCT 3.Be provided with auxiliary switch board 9 between assistant load resistance 8 and AuCT 3, auxiliary switch board 9 is connected with AuCT 3, and assistant load resistance 8 is connected with auxiliary switch board 9; Be provided with tractive load switch board 10 between stall traction electric machine 6 and traction convertor 2, tractive load switch board 10 is connected with traction convertor 2, and stall traction electric machine 6 is connected with tractive load switch board 10.
Power-supply system 1 is by 10kV mains supply, through 10kV/380V transformer, three-phase induction regulator, 12 pulsating wave transformer and 12 pulsating wave rectifier export two-way adjustable DC power supply, output voltage range 0 ~ 6000V when output voltage range 0 ~ 3000V, series connection when two 12 pulsating wave rectifiers are in parallel.Traction convertor 2 comprises two four quadrant convertors, two inverters and two choppers, first and second smoothing reactor 4,5 is connected with two four quadrant convertors respectively, tractive load switch board 10 is connected with two inverters, and braking resistor 7 is connected with two choppers.Wherein, four-quadrant loop works principle: four quadrant convertor energy energy two-way flow feature, utilize converter electric braking function, two four quadrant convertors are realized by Conversion of Energy, differ 180 ° each other, the fully controlled bridge circuit that each IGBT power model is made up of identical pattern, the output of two fully controlled bridges is in parallel, is transformed into first and second smoothing reactor 4,5 by energy from intermediate loop Cdc filter capacitor.Copped wave loop works principle: energy is discharged in braking resistor 7 by controlling two choppers.Inversion circuit principle of work: the DC voltage in intermediate dc loop is reverse into three-phase alternating voltage by inverter control, change through tractive load switch board, supply corresponding stall traction electric machine 6, stall traction electric machine 6 stall, as two three-phase inverter loads.Subsidiary loop principle of work: power-supply system 1 provides DC voltage to AuCT 3, energy is obtained by medial filter, there is provided about 600V DC voltage by two choppers and two decoupling transformers for subordinate inverter in high frequency, produce 400VAC voltage to 100kW assistant load resistance 8 by AuCT 3.
Claims (2)
1. a High power Traction AuCT test system, is characterized in that: comprise power-supply system (1), traction convertor (2), AuCT (3), the first smoothing reactor (4), the second smoothing reactor (5), stall traction electric machine (6), braking resistor (7) and assistant load resistance (8); Wherein, traction convertor (2) is connected with power-supply system (1), AuCT (3), the first smoothing reactor (4), the second smoothing reactor (5), stall traction electric machine (6), braking resistor (7) are connected with traction convertor (2) respectively, and assistant load resistance (8) is connected with AuCT (3).
2. High power Traction AuCT test system according to claim 1, it is characterized in that: between assistant load resistance (8) and AuCT (3), be provided with auxiliary switch board (9), auxiliary switch board (9) is connected with AuCT (3), and assistant load resistance (8) is connected with auxiliary switch board (9); Be provided with tractive load switch board (10) between stall traction electric machine (6) and traction convertor (2), tractive load switch board (10) is connected with traction convertor (2), and stall traction electric machine (6) is connected with tractive load switch board (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256295.9U CN204536455U (en) | 2015-04-24 | 2015-04-24 | High power Traction AuCT test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520256295.9U CN204536455U (en) | 2015-04-24 | 2015-04-24 | High power Traction AuCT test system |
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| CN204536455U true CN204536455U (en) | 2015-08-05 |
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| CN201520256295.9U Active CN204536455U (en) | 2015-04-24 | 2015-04-24 | High power Traction AuCT test system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199242A (en) * | 2016-06-27 | 2016-12-07 | 湖南中车特种电气装备有限公司 | A kind of traction convertor pilot system and method |
| CN106908678A (en) * | 2017-03-20 | 2017-06-30 | 株洲中车时代电气股份有限公司 | A kind of general high-pressure test device of major-minor current transformer of urban rail and test method |
| CN107748073A (en) * | 2017-10-27 | 2018-03-02 | 天津斌德鑫力电子科技有限公司 | A kind of traction power module test station |
| CN108132397A (en) * | 2017-12-11 | 2018-06-08 | 中车大连机车研究所有限公司 | A kind of test system of current transformer |
| CN108845195A (en) * | 2018-04-15 | 2018-11-20 | 武汉市整流器研究所 | A kind of DC converter station earthing pole parameter tester |
| CN111722036A (en) * | 2020-06-11 | 2020-09-29 | 天津瑞能电气有限公司 | Cascade type power module test platform |
-
2015
- 2015-04-24 CN CN201520256295.9U patent/CN204536455U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106199242A (en) * | 2016-06-27 | 2016-12-07 | 湖南中车特种电气装备有限公司 | A kind of traction convertor pilot system and method |
| CN106908678A (en) * | 2017-03-20 | 2017-06-30 | 株洲中车时代电气股份有限公司 | A kind of general high-pressure test device of major-minor current transformer of urban rail and test method |
| CN107748073A (en) * | 2017-10-27 | 2018-03-02 | 天津斌德鑫力电子科技有限公司 | A kind of traction power module test station |
| CN108132397A (en) * | 2017-12-11 | 2018-06-08 | 中车大连机车研究所有限公司 | A kind of test system of current transformer |
| CN108845195A (en) * | 2018-04-15 | 2018-11-20 | 武汉市整流器研究所 | A kind of DC converter station earthing pole parameter tester |
| CN111722036A (en) * | 2020-06-11 | 2020-09-29 | 天津瑞能电气有限公司 | Cascade type power module test platform |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 044500 Yongji City, Shanxi Province, the city of motor street, No. 18, No. Patentee after: CRRC YONGJI ELECTRIC CO., LTD. Address before: 044500 Yongji City, Shanxi Province, the city of motor street, No. 18, No. Patentee before: Yongji Xinshisu Motor Electrical Appliance Co., Ltd. |