CN204666374U - A kind of AC drive experiment platform - Google Patents
A kind of AC drive experiment platform Download PDFInfo
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- CN204666374U CN204666374U CN201520284572.7U CN201520284572U CN204666374U CN 204666374 U CN204666374 U CN 204666374U CN 201520284572 U CN201520284572 U CN 201520284572U CN 204666374 U CN204666374 U CN 204666374U
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Abstract
The utility model discloses a kind of AC drive experiment platform, be made up of tested system unit and ground test station system unit, described tested system unit comprises, diesel generator, traction convertor, traction electric machine, braking resistor; Described ground test station system unit, comprise ground test station switch board and operator's console, driver Consoles, accumulator, reactor, fairing, water resistance device, accompany try motor, accompany try electric machine control system, switch cabinet, load switch group become.AC drive experiment platform disclosed in the utility model can realize the type approval test to tested system unit and the united test to alternating-current actuating system.
Description
Technical field
The utility model relates to a kind of rolling stock detection platform, particularly, relates to a kind of AC drive experiment platform.
Background technology
The motor train unit run in view of China Express Railway backbone is electric rail car group, and domestic Diesel Multiple Unit alternating-current actuating system test platform is also less; In recent years, the continuous maturation in motor train unit manufacturing technology along with South China car group and Chinese Bei Che group, the EMU exported to foreign countries also constantly increases, due to the restriction of country variant circumstances and condition condition, comparatively electric rail car group is more suitable in the operation of some countries and regions Diesel Multiple Unit.Simultaneously, AC Drive has become the important technology mark of modern locomotive, motor-car, along with deepening continuously of Diesel Multiple Unit traction alternating-current actuating system research and development process, the demand of its ground experiment and checking more and more highlights, the research of alternating-current actuating system and critical component experimental technique, the design of alternating-current actuating system test platform and build the important content becoming Diesel Multiple Unit AC Drive Technology and develop.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of AC drive experiment platform, and in order to solve the problems of the technologies described above, the utility model provides following technical scheme:
AC drive experiment platform, be made up of tested system unit and ground test station system unit, tested system unit comprises, diesel generator, traction convertor, traction electric machine, braking resistor; Described ground test station system unit, comprise ground test station switch board and operator's console, driver Consoles, accumulator, reactor, fairing, water resistance device, accompany try motor, accompany try electric machine control system, switch cabinet, load switch group become.
Described tested system unit connects according to the electric connecting mode of Diesel Multiple Unit Vehicular system itself; Described traction electric machine with accompany examination motor be connected by mechanical mechanism, described ground test station system unit, operator's console is connected by CAN network with driver Consoles, reactor and water resistance device are electrically connected with parallel way, accompany examination electric machine control system to adopt 4 inverters to try motor and control one to one with accompanying.
Described tested system unit, a diesel generator group provides energy to two traction convertors, and every platform traction convertor drives two traction electric machines simultaneously.
Described ground test station system unit, accompanies examination motor to be connected one to one with adopting mechanical mechanism between traction electric machine; Accompany examination electric machine control system to adopt variable-frequency variable-voltage inverter, and to accompanying examination motor to control one to one, accompanying examination motor and traction electric machine to adopt the motor of same kind, model of the same race, accompanying examination each other between the two.
Described mechanical mechanism, adopt train wheel group of motors testing table mode, motor traction drags traction wheel to rotation, traction wheel is rotated being driven the first steamboat by rubbing action, play a supportive role at the second steamboat of opposite side same radius, wheel, two support steamboat lines of centres are equilateral triangle simultaneously.For preventing the damage of wheel tread in testing regulations, adopt the precise rolling bearing of certain precision grade to reduce the operating vibrations of equipment and noise simultaneously.
Described ground test station switch board and operator's console provide control operation and data process&analysis to whole platform, industrial computer (not indicating in figure) on operator's console is the control center of test platform, and monitoring software under window XP environment, utilizes high-level programming language Visual Basic to develop write; Adopt data collecting card and industrial intelligent instrument to collect tested system unit process of the test data; Industrial computer carries out communication by CAN and RS485 bus and tested system unit and ground test station system unit.
Driver Consoles, the instruction of compounding practice platform, is responsible for control and the adjustment of system running state; Accumulator provides direct supply for diesel engine starting; Reactor adopts three pole reactor in parallel adjustable; Fairing adopts three-phase bridge rectification mode; In switch cabinet, device two groups of vacuum A. C. contactors, carry out the conversion in main circuit current loop; Device D.C. contactor in load switch cabinet; In brake test, action test when being braked by operation simulation.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for instructions, is used from explanation the utility model, does not form restriction of the present utility model with enforcement one of the present utility model.In the accompanying drawings:
Fig. 1 is AC drive experiment platform structure figure;
Fig. 2 is AC drive experiment platform main circuit current loop diagram;
Fig. 3 is that group of motors wheel is to load simulation system schematic diagram.
With reference to the accompanying drawings 1, provide the following drawings mark:
A-diesel generator group; B-traction convertor; C-traction electric machine.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
As accompanying drawing 1-3, the first making operation platform power supply when test operation, press start button, operator's console instruction will be transferred to driver Consoles by CAN, driver Consoles utilizes 24V accumulator to start diesel engine, will be made the voltage of genset stable output on driver Consoles is taken in gear to certain grade of gear by excitation system (not indicating in figure).
When testing separately diesel generator group, by the adjustment of switch cabinet, vacuum A. C. contactor K2 main contact is connected, vacuum A. C. contactor K3 main contact disconnects, and vacuum A. C. contactor K6 main contact is disconnected, three-phase alternating current electric rectification is two-phase direct current by fairing by real component, be supplied to water resistance device, water resistance device drives the pole plate lifting motor (not indicating in figure) of water resistance device to carry out the adjustment of load real component by frequency converter (not indicating in figure), and the size of water resistance load can feed back to the industrial computer (not indicating in figure) of operator's console, industrial computer regulates converter parameter by communication, realize the Automated condtrol to load regulation, by the break-make of vacuum A. C. contactor K1 main contact, whether access current return to reactive power device reactor to select flexibly, when accessing reactor, the load of reactor feeds back to industrial computer (not indicating in figure), industrial computer drives dynamic iron core lifting drive motor (not indicating in figure) of reactor to regulate the inductance value of reactor by frequency converter (not indicating in figure), realize the adjustment to bearing power factor, and then motor train unit load state that is virtually reality like reality.Can realize carrying out the type approval tests such as diesel engine starting test, no-load test, light duty test and load changing test to diesel generator group.
Start diesel generator group, when testing traction convertor, traction electric machine and system integration and test, by the adjustment of switch cabinet, vacuum A. C. contactor K3 main contact is connected, vacuum A. C. contactor K2 main contact disconnects, and vacuum A. C. contactor K6 main contact is connected.During system cloud gray model, the state setting of the dsp controller (not indicating in figure) of traction convertor and inverter first detection system, gather traction electric machine and accompany the voltage trying motor, electric current, the parameters such as rotating speed, the industrial computer (not indicating in figure) on operator's console and the steering order on driver Consoles is received by CAN, the control algolithm based on space vector is completed according to slip frequency control strategy, control the frequency and voltage of traction convertor and inverter output requirement, motor is tried with accompanying for separate unit traction electric machine, when the incoming frequency of traction electric machine is greater than the incoming frequency of accompanying examination motor, system is just according to electronic, generating state runs.On this basis, when accompanying the incoming frequency of examination motor constant, increasing the frequency values of traction electric machine, just can improve the output speed of traction electric machine; When the incoming frequency of traction electric machine is constant, reduces the incoming frequency value of accompanying examination motor, just can improve the Driving Torque of traction electric machine; Dynamically control traction electric machine and accompany the incoming frequency value trying motor, just can control traction electric machine and operate in permanent torque or invariable power state.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in aforementioned each enforcement, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (6)
1. AC drive experiment platform, is made up of tested system unit and ground test station system unit, it is characterized in that, described tested system unit comprises, diesel generator, traction convertor, traction electric machine, braking resistor; Described ground test station system unit, comprises ground test station switch board and operator's console, driver Consoles, accumulator, reactor, fairing, water resistance device, accompanies and try motor, accompany and try electric machine control system, switch cabinet, load switch cabinet; Described traction electric machine with accompany examination motor be connected by mechanical mechanism, described tested system unit connects according to the electric connecting mode of Diesel Multiple Unit Vehicular system itself; Described ground test station system unit, operator's console is connected by CAN network with driver Consoles, and reactor and water resistance device are electrically connected with parallel way, accompanies examination electric machine control system to adopt 4 inverters to try motor and control one to one with accompanying.
2. AC drive experiment platform according to claim 1, is characterized in that, a diesel generator group of tested system unit provides energy to two traction convertors, and every platform traction convertor drives two traction electric machines simultaneously.
3. AC drive experiment platform according to claim 1, is characterized in that, mechanical mechanism, the connected mode one to one of accompanying between examination motor and ground test station system unit traction electric machine of tested system unit; Examination electric machine control system is accompanied to adopt variable-frequency variable-voltage inverter, and to accompanying examination motor to control one to one.
4. AC drive experiment platform according to claim 1, is characterized in that, ground test station switch board and operator's console provide control operation and data process&analysis to whole platform; Driver Consoles, the instruction of compounding practice platform, is responsible for control and the adjustment of system running state; Accumulator provides direct supply for diesel engine starting; Reactor adopts three pole reactor in parallel adjustable; Fairing adopts three-phase bridge rectification mode; Switch cabinet interior arrangement two groups of vacuum A. C. contactors, carry out the conversion in main circuit current loop; Load switch cabinet interior arrangement D.C. contactor.
5. AC drive experiment platform according to claim 1, it is characterized in that, mechanical mechanism according to claim 3, adopt train wheel group of motors testing table mode, adopt train wheel group of motors testing table mode, motor traction drags traction wheel to rotation, and traction wheel is rotated being driven the first steamboat by rubbing action, play a supportive role at the second steamboat of opposite side same radius, wheel, two support steamboat lines of centres are equilateral triangle simultaneously.
6. AC drive experiment platform according to claim 1, is characterized in that, braking resistor can the test of artifical resistance braking maneuver in brake test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520284572.7U CN204666374U (en) | 2015-05-06 | 2015-05-06 | A kind of AC drive experiment platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520284572.7U CN204666374U (en) | 2015-05-06 | 2015-05-06 | A kind of AC drive experiment platform |
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| Publication Number | Publication Date |
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| CN204666374U true CN204666374U (en) | 2015-09-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520284572.7U Expired - Fee Related CN204666374U (en) | 2015-05-06 | 2015-05-06 | A kind of AC drive experiment platform |
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| CN (1) | CN204666374U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291200A (en) * | 2016-09-09 | 2017-01-04 | 中车大连电力牵引研发中心有限公司 | Diesel locomotive traction current transformation cabinet debugging system |
| CN110398380A (en) * | 2018-04-24 | 2019-11-01 | 中车株洲电力机车研究所有限公司 | A kind of Electric Motor Wheel vehicle alternating current drive pilot system and method |
| CN114114013A (en) * | 2021-12-03 | 2022-03-01 | 上海煤科检测技术有限公司 | Feedback small-sized motor test platform |
-
2015
- 2015-05-06 CN CN201520284572.7U patent/CN204666374U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106291200A (en) * | 2016-09-09 | 2017-01-04 | 中车大连电力牵引研发中心有限公司 | Diesel locomotive traction current transformation cabinet debugging system |
| WO2018045631A1 (en) * | 2016-09-09 | 2018-03-15 | 中车大连电力牵引研发中心有限公司 | Debugging system for traction converter of internal combustion locomotive |
| CN106291200B (en) * | 2016-09-09 | 2024-02-20 | 中车大连电力牵引研发中心有限公司 | Diesel locomotive traction converter cabinet debugging system |
| CN110398380A (en) * | 2018-04-24 | 2019-11-01 | 中车株洲电力机车研究所有限公司 | A kind of Electric Motor Wheel vehicle alternating current drive pilot system and method |
| CN114114013A (en) * | 2021-12-03 | 2022-03-01 | 上海煤科检测技术有限公司 | Feedback small-sized motor test platform |
| CN114114013B (en) * | 2021-12-03 | 2024-04-09 | 上海煤科检测技术有限公司 | Feedback small motor test platform |
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| Date | Code | Title | Description |
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| 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: 20150923 Termination date: 20160506 |
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| CF01 | Termination of patent right due to non-payment of annual fee |