CN201965024U - Pure electric vehicle power assembly test bench - Google Patents

Pure electric vehicle power assembly test bench Download PDF

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Publication number
CN201965024U
CN201965024U CN2010205388171U CN201020538817U CN201965024U CN 201965024 U CN201965024 U CN 201965024U CN 2010205388171 U CN2010205388171 U CN 2010205388171U CN 201020538817 U CN201020538817 U CN 201020538817U CN 201965024 U CN201965024 U CN 201965024U
Authority
CN
China
Prior art keywords
power assembly
pure electric
electric
electric power
current sensor
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.)
Expired - Lifetime
Application number
CN2010205388171U
Other languages
Chinese (zh)
Inventor
丁天喜
蒲江
金国庆
王月龙
唐跃辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Changan Automobile Co Ltd
Chongqing Changan New Energy Automobile Co Ltd
Original Assignee
Chongqing Changan Automobile Co Ltd
Chongqing Changan New Energy Automobile Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chongqing Changan Automobile Co Ltd, Chongqing Changan New Energy Automobile Co Ltd filed Critical Chongqing Changan Automobile Co Ltd
Priority to CN2010205388171U priority Critical patent/CN201965024U/en
Application granted granted Critical
Publication of CN201965024U publication Critical patent/CN201965024U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Abstract

The utility model discloses a pure electric vehicle power assembly test bench which measures the power output of a pure electric vehicle power assembly with two electrical dynamometers. According to the installation methods and the fixing positions of a pure electric motor assembly and a gearbox assembly, a pure electric power assembly is arranged on the test bench, the pure electric power assembly is connected with the two electrical dynamometers through a transmission shaft and a connecting flange, then is connected with all part controllers, a cooling system, an electric parameter tester and other parts, and debugs the communication of the whole system; and the bench can be used for the following tests: system function verification test of the pure electric power assembly, all performance tests of the pure electric power assembly and all tests of the pure electric power assembly under road conditions.

Description

A kind of test bed for pure electric vehicle power assembly
Technical field
The utility model belongs to power assembly system bench test field, is specifically related to a kind of automobile power assembly test-bed.
Background technology
Pure electric automobile power assembly is mainly debugged on car load at present, but be subjected to the restriction in car load space, for break down and problem after, check fault and change the parts difficulty, workload is big, and the open-air debugging of car load simultaneously is subjected to road, weather effect, and the test period is long, there is potential safety hazard in the vehicle instability.
At present, basically there is not the stand that effectively to examine the performance of pure electric power assembly, when the separate unit electric dynamometer carries out the pure electric power assembly test, can only measure pure electric power assembly output carrying out single shaft, can't examine the twin shaft output of pure electric power assembly, and when the separate unit electric dynamometer is measured pure electric power assembly, can't carry out road resistance simulation and car load inertia simulation, thereby can't carry out the every test of pure electric power assembly under road condition.
Summary of the invention
For solving the problems of the technologies described above, the utility model discloses a kind of test bed for pure electric vehicle power assembly, to reach the purpose that the every performance of pure electric automobile power assembly is tested.
The utility model is by the following technical solutions:
A kind of test bed for pure electric vehicle power assembly comprises: electric dynamometer, transmission shaft, torque sensor, joint flange, pure electric power assembly, electric machine controller, direct supply, electric parameter tester, DC voltage and current sensor, alternating voltage and current sensor and cooling system.
Wherein, pure electric power assembly is fixed on the support body of test-bed, the variator of pure electric power assembly links to each other with transmission shaft, the two ends of transmission shaft link to each other with a joint flange respectively, and connects electric dynamometer respectively by joint flange, and on transmission shaft the mounting torque sensor; Electric machine controller links to each other with the pure electric power assembly motor by the ac power line; Direct supply links to each other with electric machine controller by the DC dynamo line, and electric machine controller is powered; DC voltage and current sensor link to each other with the DC dynamo line of close electric machine controller end; Alternating voltage and current sensor link to each other with the ac power line of close pure electric power assembly motor side; Described DC voltage and current sensor link to each other with electric parameter tester respectively again with alternating voltage and current sensor.DC voltage and current sensor link to each other with electric parameter tester with alternating voltage, current sensor.Motor, the electric machine controller of cooling system and pure electric power assembly constitute cooling circuit by water pipe.
Description of drawings
Fig. 1 is the layout synoptic diagram of test bed for pure electric vehicle power assembly;
Among the figure: 1-electric machine controller, 2-electric parameter tester, 3-direct supply, 4-DC voltage and current sensor, 5-DC dynamo line, 6-alternating voltage and current sensor, 7-ac power line, the 8-cooling system, the 9-electric dynamometer, 10-torque sensor, 11-joint flange, the 12-transmission shaft, the 13-pure electric power assembly.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description.
As shown in Figure 1, when this test bed for pure electric vehicle power assembly comprises electric dynamometer 9, transmission shaft 12, torque sensor 10, joint flange 11, pure electric power assembly 13, electric machine controller 1, direct supply 3(test motor is powered, can adopt battery or battery simulator according to different contents of the test), electric parameter tester 2, DC voltage and current sensor 4, alternating voltage and current sensor 6, cooling system 8.Wherein pure electric power assembly 13 is fixed on the support body of test-bed, the variator of pure electric power assembly 13 links to each other with transmission shaft 12, the two ends of transmission shaft 12 are joint flange 11 respectively, and link to each other with an electric dynamometer 9 respectively by joint flange 11, at transmission shaft 12 two ends torque sensor 10 is installed all.Electric machine controller 1 links to each other with the motor of pure electric power assembly 13 by ac power line 7; Direct supply 3 links to each other with electric machine controller 1 by DC dynamo line 5, and electric machine controller 1 is powered.DC voltage and current sensor 4 link to each other with the end of DC dynamo line 5 near electric machine controller 1; Alternating voltage and current sensor 6 link to each other near pure electric power assembly 13 motors one end with ac power line 7.DC voltage and current sensor 4 link to each other with electric parameter tester 2 with alternating voltage and current sensor 6, cooling system 8 constitutes cooling circuit, the direction that the direction indication chilled water among Fig. 1 shown in the arrow circulates with motor, the electric machine controller 1 of pure electric power assembly 13 by water pipe.
[0011]The power of the power assembly of electric automobile kinematic train in this test-bed passes to variator by motor and passes to electric dynamometer through main reducing gear, differential mechanism, transmission shaft, replace wheel by electric dynamometer, carry out loading moment and car load inertia simulation by electric dynamometer, real simulated actual road conditions road resistance.
After test-bed is put up, export with constant voltage by the control direct supply, the control of the host computer interface C that uses a computer AN communication program is by measured motor and controller thereof, and by controlling the control model of electric dynamometer, make its running, data such as the temperature of record motor and electric machine controller, AC and DC electric current, voltage, output speed, output torque.

Claims (2)

1. a test bed for pure electric vehicle power assembly comprises: electric dynamometer (9), transmission shaft (12), torque sensor (10), joint flange (11), pure electric power assembly (13), electric machine controller (1), direct supply (3), electric parameter tester (2), DC voltage and current sensor (4) and alternating voltage and current sensor (6); It is characterized in that: described pure electric power assembly (13) is fixed on the support body of test-bed, the variator of pure electric power assembly (13) links to each other with transmission shaft (12), transmission shaft (12) two ends connect a joint flange (11) respectively, and connect electric dynamometer (9) respectively, and go up mounting torque sensor (10) at transmission shaft (12) by joint flange (11);
Described electric machine controller (1) links to each other with the motor of pure electric power assembly (13) by ac power line (7);
Described direct supply (3) links to each other with electric machine controller (1) by DC dynamo line (5), and electric machine controller (1) is powered;
Described DC voltage and current sensor (4) link to each other with the end of DC dynamo line (5) near electric machine controller (1), and alternating voltage and current sensor (6) link to each other with the end of ac power line (7) near pure electric power assembly (13) motor; Described DC voltage and current sensor (4) link to each other with electric parameter tester (2) respectively again with alternating voltage and current sensor (6).
2. test bed for pure electric vehicle power assembly according to claim 1, it is characterized in that: also be provided with cooling system (8) on the described test-bed, described cooling system (8) constitutes cooling circuit with motor, the electric machine controller (1) of pure electric power assembly (13) by water pipe.
CN2010205388171U 2010-09-24 2010-09-24 Pure electric vehicle power assembly test bench Expired - Lifetime CN201965024U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205388171U CN201965024U (en) 2010-09-24 2010-09-24 Pure electric vehicle power assembly test bench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205388171U CN201965024U (en) 2010-09-24 2010-09-24 Pure electric vehicle power assembly test bench

Publications (1)

Publication Number Publication Date
CN201965024U true CN201965024U (en) 2011-09-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205388171U Expired - Lifetime CN201965024U (en) 2010-09-24 2010-09-24 Pure electric vehicle power assembly test bench

Country Status (1)

Country Link
CN (1) CN201965024U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923006A (en) * 2010-09-24 2010-12-22 重庆长安汽车股份有限公司 Test bed for pure electric vehicle power assembly
CN102507209A (en) * 2011-10-20 2012-06-20 重庆长安汽车股份有限公司 Test stand for reliability of series-connection extended-range pure electric automobile power assembly
CN102937699A (en) * 2011-12-23 2013-02-20 同济大学 Test system for high-frequency torque ripples of distributed driving wheel hub motor
CN105547694A (en) * 2016-01-11 2016-05-04 山东理工大学 Automobile power assembly performance test general platform and design method thereof
CN105823640A (en) * 2016-05-25 2016-08-03 北京新能源汽车股份有限公司 Working condition test system and working condition test method for electric cars
CN108387842A (en) * 2018-01-26 2018-08-10 重庆长安汽车股份有限公司 A kind of method, apparatus and equipment of the experiment of electric system dynamic limit

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101923006A (en) * 2010-09-24 2010-12-22 重庆长安汽车股份有限公司 Test bed for pure electric vehicle power assembly
CN101923006B (en) * 2010-09-24 2012-02-22 重庆长安汽车股份有限公司 Test bed for pure electric vehicle power assembly
CN102507209A (en) * 2011-10-20 2012-06-20 重庆长安汽车股份有限公司 Test stand for reliability of series-connection extended-range pure electric automobile power assembly
CN102507209B (en) * 2011-10-20 2014-01-01 重庆长安汽车股份有限公司 Test stand for reliability of series-connection extended-range pure electric automobile power assembly
CN102937699A (en) * 2011-12-23 2013-02-20 同济大学 Test system for high-frequency torque ripples of distributed driving wheel hub motor
CN102937699B (en) * 2011-12-23 2015-06-03 同济大学 Test system for high-frequency torque ripples of distributed driving wheel hub motor
CN105547694A (en) * 2016-01-11 2016-05-04 山东理工大学 Automobile power assembly performance test general platform and design method thereof
CN105823640A (en) * 2016-05-25 2016-08-03 北京新能源汽车股份有限公司 Working condition test system and working condition test method for electric cars
CN108387842A (en) * 2018-01-26 2018-08-10 重庆长安汽车股份有限公司 A kind of method, apparatus and equipment of the experiment of electric system dynamic limit

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20110907

Effective date of abandoning: 20120222