CN103616186A - Test device of electric drive system - Google Patents
Test device of electric drive system Download PDFInfo
- Publication number
- CN103616186A CN103616186A CN201310642265.7A CN201310642265A CN103616186A CN 103616186 A CN103616186 A CN 103616186A CN 201310642265 A CN201310642265 A CN 201310642265A CN 103616186 A CN103616186 A CN 103616186A
- Authority
- CN
- China
- Prior art keywords
- drive system
- power drive
- loading
- power
- electric machine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The embodiment of invention discloses a test device of an electric drive system. The test device of the electric drive system comprises the electric drive system, a loading system, a rectification power source, a synchronous gearbox, an operation data measurement device and an upper computer. The electric drive system comprises a traction motor set of a rail traffic vehicle, and a traction frequency converter used for dragging traction motors in the traction motor set at the same time. The loading system comprises a loading motor and a loading frequency converter used for dragging the loading motor. The rectification power source is connected with a power interface of the traction frequency converter. The synchronous gearbox is connected with the traction motor set and the loading motor. The operation data measurement device is connected with the electric drive system. The upper computer is connected with the traction frequency converter, the loading frequency converter, the rectification power source and the operation data measurement device so as to test the whole electric drive system, and therefore the performance test accuracy of the test device of the electric drive system is improved.
Description
Technical field
The present invention relates to track traffic electric drive technical field, more particularly, relate to a kind of power drive system testing equipment.
Background technology
The power drive system of the rail traffic vehicles of powering with 750V/1500V direct current network comprises: traction electric machine group and traction frequency convertor, wherein said traction frequency convertor is for drag each traction electric machine of described traction electric machine group simultaneously.
For the power drive system testing equipment that described power drive system is carried out to performance test, comprise: described traction frequency convertor, from the isolated traction electric machine of described traction electric machine group, for simulating the regulated power supply of the described direct current network that has voltage fluctuation and for the direct current dynamometer of simulated driving resistance etc.; In process of the test, by acquiring described traction frequency convertor under different simulated conditions and the service data of described traction electric machine, the performance that can be the described power drive system of test provides reference frame.
But, be limited to the test job that above-mentioned testing equipment once can only complete separate unit traction frequency convertor configuration separate unit traction electric machine, and cannot realize the complete vehicle test to described power drive system, can not highly reduce the practical structures of described power drive system, therefore have the problem that performance measuring accuracy is lower.
Summary of the invention
In view of this, the invention provides a kind of power drive system testing equipment, to realize the complete vehicle test to described power drive system, thereby improve the performance test precision of described power drive system testing equipment.
A power drive system testing equipment, comprising:
Power drive system, comprises the traction electric machine group of rail traffic vehicles and for drag the traction frequency convertor of each traction electric machine of described traction electric machine group simultaneously;
Loading system, comprises loading motor and for dragging the loading and frequency conversion device of described loading motor;
The rectifier power source being connected with the power interface of described traction frequency convertor;
The synchronous gear box that connects described traction electric machine group and described loading motor;
The service data measurement mechanism being connected with described power drive system;
And the host computer being connected with described traction frequency convertor, described loading and frequency conversion device, described rectifier power source and described service data measurement mechanism respectively.
Wherein, described rectifier power source comprises a plurality of rectifier power sources unit, and described in each, rectifier power source unit all has default VD.
Wherein, described loading motor is ac dynamometer.
Alternatively, the power interface of described rectifier power source is connected with the power interface of described loading and frequency conversion device.
Alternatively, described power drive system testing equipment also comprises: the AC power input cabinet that output terminal is connected with the power interface of described rectifier power source and the power interface of described loading and frequency conversion device respectively; The input termination AC network of described AC power input cabinet.
Alternatively, described power drive system testing equipment also comprises the frequency converter option being connected with described traction frequency convertor; Wherein said frequency converter option comprises braking chopper and braking resistor.
Wherein, described loading and frequency conversion device is Direct Torque Control universal frequency converter.
Wherein, described service data measurement mechanism comprises: with the torque rotary speed sensor of quantity such as traction electric machine in described traction electric machine group; Wherein, described in each, torque rotary speed sensor is installed on the output shaft of a described traction electric machine.
Wherein, described service data measurement mechanism comprises: the frequency-converter power analyser being connected with described traction frequency convertor with each described traction electric machine respectively.
Wherein, described service data measurement mechanism comprises: the temperature sensor being connected with described traction frequency convertor with each described traction electric machine respectively.
From above-mentioned technical scheme, can find out, the embodiment of the present invention utilizes rectifier power source and loading system to carry out the actual operating mode of analog orbit vehicular traffic; Utilize the whole traction electric machines in separate unit traction frequency convertor configuration traction electric machine group to test simultaneously, and utilize the synchronous gear box be connected between described traction electric machine group and loading motor to carry out the output speed of each traction electric machine in synchronous described traction electric machine group, thereby highly reduced the practical structures of power drive system of rail traffic vehicles; Thus, by measuring described traction frequency convertor under different simulated conditions and the service data of described traction electric machine group, can realize the car load test of the described power drive system under different simulated conditions, improve the performance test precision of described power drive system testing equipment.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the disclosed a kind of power drive system testing equipment structural representation of the embodiment of the present invention one;
Fig. 2 is the running velocity curve synoptic diagram of the embodiment of the present invention one disclosed a certain rail traffic vehicles;
Fig. 3 is disclosed another the power drive system testing equipment structural representation of the embodiment of the present invention two.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Referring to Fig. 1, the embodiment of the present invention one discloses a kind of power drive system testing equipment, to realize the complete vehicle test to described power drive system, thereby improves the performance test precision of described power drive system testing equipment, comprising:
Power drive system, comprises the traction electric machine group 102 of rail traffic vehicles and for drag the traction frequency convertor 101 of each traction electric machine of traction electric machine group 102 simultaneously;
Loading system, comprises loading motor 202 and for dragging the loading and frequency conversion device 201 of loading motor 202;
The rectifier power source 300 being connected with the power interface of traction frequency convertor 101;
The synchronous gear box 400 that connects traction electric machine group 102 and loading motor 202;
The service data measurement mechanism (not shown) being connected with described power drive system, for measuring the service data of described power drive system;
And the host computer (not shown) being connected with traction frequency convertor 101, loading and frequency conversion device 201, rectifier power source 300 and described service data measurement mechanism respectively.
The present embodiment one is modeled as the direct current network of described rail traffic vehicles power supply with rectifier power source 300, in process of the test, the associated control signal that utilizes described host computer to export regulates and controls the output voltage values of rectifier power source 300, can simulate the direct current network that obtains fluctuation, thereby truly reduce the spread of voltage phenomenon that described AC network exists;
Meanwhile, utilize loading and frequency conversion device 201 to drag loading motor 202, to simulate the car resistance running in described rail traffic vehicles operational process, wherein said car resistance comprises datum drag, circuit resistance, starting reactance and running resistance etc.; In process of the test, the associated control signal that utilizes described host computer to export carrys out the IGBT(Insulated Gate Bipolar Transistor of controlled loading frequency converter 201 inside, cut-offfing insulated gate bipolar transistor), can regulate and control voltage and the frequency of the out-put supply of loading and frequency conversion device 201, and drag loading motor 202 and reach the running status that needs, for described power drive system, carry out dynamic load, thereby truly reduced the dynamic car resistance running in driving process;
Thus, host computer described in the present embodiment one is by rectifier power source, 300 outputs are used for regulating and controlling the control signal of the output voltage of rectifier power source 300, the control signal that 201 outputs are cut-off for regulating and controlling the IGBT of loading and frequency conversion device 202 inside to loading and frequency conversion device, can realize the simulation of the different operating modes such as the unstable and/or car resistance fluctuation of electrical network to running in described rail traffic vehicles operational process, for the performance test work of described power drive system provides indispensable rail traffic vehicles dry run operating mode.
The practical structures of considering the power drive system of rail traffic vehicles comprises: traction electric machine group 102 and traction frequency convertor 101, and each traction electric machine in traction electric machine group 102 remains synchronous operation; Traction frequency convertor 101 is for drag each traction electric machine of traction electric machine group 102 simultaneously; Therefore for truly and highly reducing the practical structures of power drive system of rail traffic vehicles, the present embodiment one is tested with the whole traction electric machines in separate unit traction frequency convertor 101 configuration traction electric machine groups 102, and utilize the synchronous gear box 400 being connected between traction electric machine group 102 and loading motor 202 to carry out the output speed of each traction electric machine in sync pulling group of motors 102, make it to remain synchronous operation state; Thereby efficiently solve the lower problem of performance test precision that existing power drive system testing equipment causes because of the practical structures of power drive system described in cannot full backup;
Host computer described in the present embodiment one can be by the control signal that 201 outputs are cut-off for regulating and controlling the IGBT of loading and frequency conversion device 201 inside to loading and frequency conversion device, drive described power drive system to enter different operational modes, the service data of uploading for described service data measurement mechanism is afterwards carried out analyzing and processing, can determine the running status that obtains the described power drive system under different rail traffic vehicles dry run operating modes, for measuring the performance of described power drive system, provide reference frame.
In addition, because existing power drive system testing equipment once only can be tested for separate unit traction frequency convertor configuration separate unit traction electric machine, therefore need test of many times just can obtain the service data of the whole traction electric machines in traction electric machine group 102, test period is longer, and the present embodiment one only needs experimentation can obtain the service data of whole described traction electric machines, therefore greatly shorten the test period, improved test efficiency.
Concrete, in process of the test, the present embodiment one is mainly used in the service data that Real-time Obtaining works in the described power drive system under traction mode, coasting pattern and electric braking pattern successively, wherein;
Under described traction mode, the output power of described power drive system passes to the described loading system in generating state through synchronous gear box 400, and under this pattern, described PC control traction electric machine group 102 is carried out respectively constant moment of force output, constant power output and natural characteristic output; Under described coasting pattern, described power drive system does not do work, and described loading system keeps generating state (being stress state), traction electric machine group 102 in free deceleration regime; Under described electric braking pattern, described loading system is simulated dynamic car resistance electric operation, described power drive system is in generating state, to simulate the feedback of described power drive system to regenerated energy, and under this pattern, described PC control traction electric machine group 102 is carried out respectively natural characteristic output, constant power output and constant moment of force output;
Afterwards, every service data of the described power drive system that described host computer obtains and uploads according to described service data measurement mechanism is as assessment foundation, the gross data of the every operational factor providing with manufacturer is compared one by one, can analyze and obtain described electrically driven (operated) performance level; For example, Fig. 2 is the running velocity curve map of a certain rail traffic vehicles that manufacturer provides, described host computer is according to the rotary speed data of the traction electric machine group 102 of obtaining, calculate corresponding running velocity, compare with the vehicle speed data shown in Fig. 2 again, can obtain a Performance Evaluation result of described power drive system.
By foregoing description, can be found out, the present embodiment one utilizes rectifier power source 300 and loading system to carry out the actual operating mode of analog orbit vehicular traffic; Utilize the whole traction electric machines in separate unit traction frequency convertor 101 configuration traction electric machine groups 102 to test simultaneously, and utilize the synchronous gear box 400 be connected between traction electric machine group 102 and loading motor 202 to carry out the output speed of each traction electric machine in sync pulling group of motors 102, thereby highly reduced the practical structures of power drive system of rail traffic vehicles; Thus, by measuring traction frequency convertor 101 under different simulated conditions and the service data of traction electric machine group 102, can realize the car load test of the described power drive system under different simulated conditions, improve the performance test precision of described power drive system testing equipment.
Based on embodiment mono-, the embodiment of the present invention two discloses another power drive system testing equipment, to realize the complete vehicle test to described power drive system, thereby improves the performance test precision of described power drive system testing equipment, referring to Fig. 2, comprising:
The power drive system that comprises traction frequency convertor 101 and traction electric machine group 102; The loading system that comprises loading motor 202 and loading and frequency conversion device 201; Rectifier power source 300; Synchronous gear box 400; Service data measurement mechanism and host computer (not shown);
Wherein, rectifier power source 300 comprises a plurality of rectifier power sources unit, and described in each, rectifier power source unit all has default VD;
Consider and be limited to the output voltage that regulated power supply that existing power drive system testing equipment adopts can only slowly change self, thus cannot to the voltage jump of direct current network or interruption etc. significantly power network fluctuation operating mode simulate; The present embodiment two adopts the rectifier power source of array configuration as rectifier power source 300 thus, described in each, the VD of rectifier power source unit can be set as 600V, 750V, 900V, 1200V, 1500V and 1800V etc. successively, take the simulation under the operating modes such as power network fluctuation, sudden change, interruption of direct current network that to realize voltage output value be 750V/1500V.
Wherein, loading motor 202 can adopt ac dynamometer;
The moment variations of considering direct current dynamometer is to be achieved according to its exciting current of regulation and control, the described exciting current of too fast adjusting brings surge current can to described direct current dynamometer to such an extent as to motor overload even burns, the direct current dynamometer that therefore existing power drive system testing equipment adopts only can be realized Slow loading, and cannot simulate the operating mode that fluctuates widely of described car resistance, the present embodiment two adopts ac dynamometer as loading motor 202 thus, by changing voltage and the frequency of the out-put supply of loading and frequency conversion device 201, change stress state, the car resistance that obtains fluctuating widely with safe and reliable simulation,
The control mode of described ac dynamometer can adopt Direct Torque Control, corresponding, loading and frequency conversion device 201 adopts Direct Torque Control universal frequency converter, to improve response speed and the control accuracy of loading motor 202, but does not limit to.
Wherein, the front end power supply of rectifier power source 300 and loading and frequency conversion device 201 can adopt the industrial frequency AC electrical network of 50HZ/400V, but does not limit to.In addition, for realizing the power supply protection to rectifier power source 300 and loading and frequency conversion device 201, described power drive system testing equipment also can comprise AC power input cabinet 500, concrete, industrial frequency AC electrical network, output terminal connect respectively the power interface of rectifier power source 300 and the power interface of loading and frequency conversion device 201 described in the input termination of AC power input cabinet 500; AC power input cabinet 500 inside are provided with the electrical equipments such as route protection isolating switch and disjunction contactor, in time disengagement failure circuit, the total input-wire power supply of described power drive system testing equipment is protected.
In addition, as preferably, the power interface of rectifier power source 300 is also connected with the power interface of loading and frequency conversion device 201.
Thus, when described loading system is during in generating state, the AC energy of its generation can feed back to the power interface of loading and frequency conversion device 201, and the power interface that enters into rectifier power source 300 is that described power drive system is powered; For example, when described power drive system works in traction mode, described power drive system testing equipment has formed a closed loop main circuit circulation system, described electric drive trains is unified described loading system respectively in electronic and generating state, energy consumes each other, the power consumption that described industrial frequency AC electrical network is provided is minimum, has saved electric energy.
In addition, as preferably, described power drive system testing equipment also can comprise: the frequency converter option 600 being connected with traction frequency convertor 101, wherein frequency converter option 600 comprises braking chopper and braking resistor.
Concrete, when described power drive system works in electric braking pattern, described power drive system is in generating state, the electric energy sending can be fed back to the power interface of traction frequency convertor 101, now need to utilize described braking chopper and braking resistor to carry out the consumption of energy, with suppress the input voltage of traction frequency convertor 101 too high, guarantee traction frequency convertor 101 reliability service in the voltage range allowing.
Wherein, described service data measurement mechanism specifically can comprise: with torque rotary speed sensor 700, the frequency-converter power analyser (not shown) being connected with traction frequency convertor 101 with each described traction electric machine respectively of quantity such as traction electric machine in traction electric machine group 102 and the temperature sensor (not shown) being connected with traction frequency convertor 101 with each described traction electric machine respectively; Wherein:
Described in each, torque rotary speed sensor is installed on the output shaft of a described traction electric machine, for measuring output speed and the output torque of corresponding described traction electric machine;
Described frequency-converter power analyser is by gathering the electric current and voltage sampled value of corresponding device, process the multiple parameters such as voltage effective value, current effective value, fundamental voltage, fundamental current, harmonic voltage, harmonic current, active power, fundamental power, harmonic power that obtain described corresponding device.
Described temperature sensor is for measuring the running temperature of corresponding device.
From above statement, the present embodiment two adopt the rectifier power source of array configurations as rectifier power source, adopt ac dynamometer as loading motor, improve the Work condition analogue level of rail traffic vehicles, thereby further improved the performance test precision of power drive system testing equipment; In addition, the present embodiment two also has and utilizes the power interface of rectifier power source to be connected with the power interface of loading and frequency conversion device, thereby realizes other multiple advantages such as recycling of energy.
In sum, the embodiment of the present invention is tested with the whole traction electric machines in separate unit traction frequency convertor configuration traction electric machine group, and utilize the synchronous gear box be connected between described traction electric machine group and loading motor to carry out the output speed of each traction electric machine in synchronous described traction electric machine group, thereby highly reduced the practical structures of power drive system of rail traffic vehicles; Utilize rectifier power source and loading system to simulate the operating condition of described rail traffic vehicles simultaneously; Thus by measuring described traction frequency convertor under different simulated conditions and the service data of described traction electric machine group, can realize the car load test of the described power drive system under different simulated conditions, improve the performance test precision of described power drive system testing equipment.
In this instructions, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can be in the situation that do not depart from the spirit or scope of the embodiment of the present invention, realization in other embodiments.Therefore, the embodiment of the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a power drive system testing equipment, is characterized in that, comprising:
Power drive system, comprises the traction electric machine group of rail traffic vehicles and for drag the traction frequency convertor of each traction electric machine of described traction electric machine group simultaneously;
Loading system, comprises loading motor and for dragging the loading and frequency conversion device of described loading motor;
The rectifier power source being connected with the power interface of described traction frequency convertor;
The synchronous gear box that connects described traction electric machine group and described loading motor;
The service data measurement mechanism being connected with described power drive system;
And the host computer being connected with described traction frequency convertor, described loading and frequency conversion device, described rectifier power source and described service data measurement mechanism respectively.
2. power drive system testing equipment according to claim 1, is characterized in that, described rectifier power source comprises: a plurality of rectifier power sources unit, wherein:
Described in each, rectifier power source unit all has default VD.
3. power drive system testing equipment according to claim 1, is characterized in that, described loading motor is ac dynamometer.
4. power drive system testing equipment according to claim 3, is characterized in that, the power interface of described rectifier power source is connected with the power interface of described loading and frequency conversion device.
5. according to the power drive system testing equipment described in claim 3 or 4, it is characterized in that, described power drive system testing equipment also comprises: the AC power input cabinet that output terminal is connected with the power interface of described rectifier power source and the power interface of described loading and frequency conversion device respectively;
The input termination AC network of described AC power input cabinet.
6. power drive system testing equipment according to claim 1, is characterized in that, described power drive system testing equipment also comprises: the frequency converter option being connected with described traction frequency convertor;
Wherein, described frequency converter option comprises braking chopper and braking resistor.
7. power drive system testing equipment according to claim 1, is characterized in that, described loading and frequency conversion device is Direct Torque Control universal frequency converter.
8. power drive system testing equipment according to claim 1, is characterized in that, described service data measurement mechanism comprises: with the torque rotary speed sensor of quantity such as traction electric machine in described traction electric machine group;
Wherein, described in each, torque rotary speed sensor is installed on the output shaft of a described traction electric machine.
9. power drive system testing equipment according to claim 1, is characterized in that, described service data measurement mechanism comprises: the frequency-converter power analyser being connected with described traction frequency convertor with each described traction electric machine respectively.
10. power drive system testing equipment according to claim 1, is characterized in that, described service data measurement mechanism comprises: the temperature sensor being connected with described traction frequency convertor with each described traction electric machine respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310642265.7A CN103616186B (en) | 2013-12-03 | 2013-12-03 | Test device of electric drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310642265.7A CN103616186B (en) | 2013-12-03 | 2013-12-03 | Test device of electric drive system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103616186A true CN103616186A (en) | 2014-03-05 |
| CN103616186B CN103616186B (en) | 2017-01-25 |
Family
ID=50166892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310642265.7A Active CN103616186B (en) | 2013-12-03 | 2013-12-03 | Test device of electric drive system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103616186B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019999A (en) * | 2014-06-18 | 2014-09-03 | 株洲中达特科电子科技有限公司 | Train simulation braking system and train simulation testing system |
| CN104377967A (en) * | 2014-12-12 | 2015-02-25 | 南车株洲电机有限公司 | Motor testing power supply method and device employing transformer and filter |
| CN106154161A (en) * | 2016-08-18 | 2016-11-23 | 广州维通轨道交通装备有限公司 | Traction electric machine no-load test equipment |
| CN112805637A (en) * | 2018-09-28 | 2021-05-14 | 西门子股份公司 | Design, configuration and maintenance of drive equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010070943A (en) * | 1999-12-07 | 2001-07-28 | 안우희 | A trialrun efficiency test equipment for railroad carriage |
| GB2411479A (en) * | 2002-12-20 | 2005-08-31 | Korea Railroad Res Inst | Electric railroad test measurement system |
| CN101459409A (en) * | 2008-12-25 | 2009-06-17 | 浙江大学 | Frequency variable speed-adjusting device for both end power supplying multi-phase AC motor |
| CN102243145A (en) * | 2011-04-28 | 2011-11-16 | 株洲南车时代电气股份有限公司 | Testing apparatus and method for electric drive system of electric automobile |
| CN102480265A (en) * | 2010-11-22 | 2012-05-30 | 大连兆阳软件科技有限公司 | Novel alternating-current motor variable-frequency speed control system |
| CN102945057A (en) * | 2012-11-19 | 2013-02-27 | 北京鹏发欣光电力电子科技有限公司 | Rail wheel synchronous control device for traction power test device of rail transit vehicle |
| CN203606153U (en) * | 2013-12-03 | 2014-05-21 | 株洲中达特科电子科技有限公司 | Electric driving system testing device |
-
2013
- 2013-12-03 CN CN201310642265.7A patent/CN103616186B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010070943A (en) * | 1999-12-07 | 2001-07-28 | 안우희 | A trialrun efficiency test equipment for railroad carriage |
| GB2411479A (en) * | 2002-12-20 | 2005-08-31 | Korea Railroad Res Inst | Electric railroad test measurement system |
| CN101459409A (en) * | 2008-12-25 | 2009-06-17 | 浙江大学 | Frequency variable speed-adjusting device for both end power supplying multi-phase AC motor |
| CN102480265A (en) * | 2010-11-22 | 2012-05-30 | 大连兆阳软件科技有限公司 | Novel alternating-current motor variable-frequency speed control system |
| CN102243145A (en) * | 2011-04-28 | 2011-11-16 | 株洲南车时代电气股份有限公司 | Testing apparatus and method for electric drive system of electric automobile |
| CN102945057A (en) * | 2012-11-19 | 2013-02-27 | 北京鹏发欣光电力电子科技有限公司 | Rail wheel synchronous control device for traction power test device of rail transit vehicle |
| CN203606153U (en) * | 2013-12-03 | 2014-05-21 | 株洲中达特科电子科技有限公司 | Electric driving system testing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104019999A (en) * | 2014-06-18 | 2014-09-03 | 株洲中达特科电子科技有限公司 | Train simulation braking system and train simulation testing system |
| CN104377967A (en) * | 2014-12-12 | 2015-02-25 | 南车株洲电机有限公司 | Motor testing power supply method and device employing transformer and filter |
| CN106154161A (en) * | 2016-08-18 | 2016-11-23 | 广州维通轨道交通装备有限公司 | Traction electric machine no-load test equipment |
| CN112805637A (en) * | 2018-09-28 | 2021-05-14 | 西门子股份公司 | Design, configuration and maintenance of drive equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103616186B (en) | 2017-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102692289B (en) | Test method for measuring efficiency of electric driving system of novel-energy automobile | |
| CN102243145B (en) | Testing apparatus and method for electric drive system of electric automobile | |
| CN100573177C (en) | A kind of hybrid power automobile drive electric motor test bench and method of testing | |
| CN106644502B (en) | A kind of electric automobile motor drive system Road quality simulation experimental rig and method | |
| CN103616186A (en) | Test device of electric drive system | |
| CN202815112U (en) | Frequency converter test system | |
| CN102706564A (en) | Motor test system and control method for electric vehicle | |
| CN203069993U (en) | Electric locomotive semi-physical simulation system | |
| CN102384769A (en) | Method and system for testing novel contra-rotating dual-rotor motor driver | |
| CN103885340A (en) | Electric locomotive semi-physical simulation system | |
| CN101377682A (en) | Service life test system of hybrid power automobile controller | |
| CN206002321U (en) | Power system of electric automobile test device | |
| CN110426631B (en) | New energy automobile power system composite testing device and testing method | |
| CN101644624A (en) | Steering test bench of electrical-closed tracked vehicle transmission device | |
| CN103674569A (en) | Electric car electric drive working condition simulated test system | |
| CN203606153U (en) | Electric driving system testing device | |
| CN206906551U (en) | A kind of used in new energy vehicles electromechanical testing platform | |
| CN203629836U (en) | Alternating current transmission comprehensive testing stand for large-scale mining electric-wheeled self-dumping truck | |
| CN104793138A (en) | Servo motor test bench | |
| CN108844751A (en) | A kind of PHEV power platform system based on actual engine | |
| CN203732278U (en) | Electric automobile electric drive condition simulation test system | |
| CN203024971U (en) | Intelligent testing device for mechanical transmission performances of speed reducer | |
| CN203070095U (en) | Motor controller test bench | |
| CN106291200A (en) | Diesel locomotive traction current transformation cabinet debugging system | |
| CN212083989U (en) | Power assembly controller reliability test system for new energy automobile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |