CN2914104Y - Testing device of electric motor - Google Patents
Testing device of electric motor Download PDFInfo
- Publication number
- CN2914104Y CN2914104Y CN 200620014082 CN200620014082U CN2914104Y CN 2914104 Y CN2914104 Y CN 2914104Y CN 200620014082 CN200620014082 CN 200620014082 CN 200620014082 U CN200620014082 U CN 200620014082U CN 2914104 Y CN2914104 Y CN 2914104Y
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- motor
- flywheel assembly
- experiment device
- dynamometer machine
- tested object
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Abstract
The utility model provides an electric motor test device, including a control unit and a sensor in electric connection with the control unit and measuring relative work parameters, as well as a flywheel element. In operation, the flywheel element is connected with the tested electric motor on the same shaft. Introducing the flywheel element as loading equipment could solve the problem of the tested electric motor work condition variation exerting mechanical loading on the tested electric motor in low-speed operation state. The coordination of the flywheel element and the dynamometer machine could simulate the loading state and entire inertia of the electric motor in all work conditions. The test could reflect the combination property of the tested electric motor wholly and truly.
Description
Technical field
The utility model relates to a kind of motor experiment device, can be to the tested object motor with the motor experiment device that carries test when especially a kind of tested object motor working condition at slow running changes.
Background technology
Interrelated data shows, will be thoroughly exhausted behind 50-60 as the allowable exploitation of the oil of traditional energy.For this reason, be subjected to showing great attention to of automaker as the electric automobile that drives power, dropped into the relevant research and development that lot of manpower and material resources is carried out electric automobile one after another with electric power.Motor is the core component of electric automobile, in the design research and development of motor, need to carry out heat test, efficiency test test, over torque test and draw torque-speed characteristic test etc., when carrying out these tests, apply the real vehicle operating condition of mechanical load to motor with simulating motor.
Existing common motor test unit majority is to adopt dynamometer machine as loading equipemtn, and wherein electric eddy current dynamometer is extensively used owing to have advantage such as simple in structure, inertia is little, rotating speed height allowable, braking moment is big, measuring accuracy is high, good reproducibility.If adopt this common motor test unit that the motor of electric automobile is carried out testing experiment, dynamometer machine applied mechanical load can't for the tested object motor when tested object motor working condition of (as the starting stage) changed under the slow running state, and therefore this motor experiment device can't carry out testing experiment to the tested object motor when the tested object motor working condition under the slow running state changes.In addition, the common motor test unit is suitable to the common motor with high rated speed, can reflect the performance index of tested object motor comparatively exactly.And the operating mode of electric automobile motor is different with common motor, and for the stable high rated speed of common motor, the rotating speed of electric automobile motor changes, and variation range is generally at 0--6000rpm, and corresponding moment of torsion also changes.The car load translation inertia of electric automobile under different rotating speeds and moment of torsion is different, the car load translation inertia of different automobile types is also different, the common motor test unit can't be simulated the influence to motor performance under various operating modes of car load translation inertia, therefore also just can't accurately reflect the actual performance of tested object motor in Full Vehicle System.
The utility model content
Can be when technical problem to be solved in the utility model provides a kind of tested object motor working condition at slow running and changes to the tested object motor with a motor experiment device that carries test.
For solving the problems of the technologies described above, the utility model provides a kind of motor experiment device, comprises control module, is electrically connected and can tests the sensor of related work parameter with control module; Also comprise flywheel assembly, this flywheel assembly is connected with the tested object motor is coaxial during work.
The utility model motor experiment device is introduced flywheel assembly as loading equipemtn, applies mechanical load for the tested object motor in the time of can the tested object motor working condition of (as the starting stage) changes under the slow running state.The work of control module control sensor also can select to control with this control module the actions such as startup, parking of tested object motor when implementing the utility model.
As improvement of the present utility model, in the motor experiment device, to introduce and the coaxial dynamometer machine that is connected of flywheel assembly, this dynamometer machine is electrically connected with control module.This dynamometer machine is worked under the control of control module.During the working conditions change of (as the starting stage), flywheel assembly apply mechanical load can for the tested object motor to the tested object motor under the slow running state; Other operation phase dynamometer machine applies mechanical load can for the tested object motor; Can set up corresponding simulative relation between the moment of inertia of flywheel assembly and the car load translation inertia by converting, car load translation inertia when the mode that utilization applies the flywheel assembly moment of inertia for the tested object motor is simulated the real vehicle operation makes the utility model motor experiment device can simulate the true running status of car load under the different operating modes.Like this, during test the tested object motor can with the true running status of the various operating modes of car load under load state and the identical or approximate condition of car load inertia under turn round, resulting test result can be comparatively comprehensively the combination property of reaction test object motor truly.Dynamometer machine can be selected electric eddy current dynamometer, Dyn., magnetic powder brake, eddy current dynamometer, magnetic dynamometer machine etc. for use, and preferred dynamometer machine is an electric eddy current dynamometer.
In order to adapt to different tested object motor,, can select the adjustable flywheel assembly of inertia for use as further improvement of the utility model.Like this, can regulate the inertia of flywheel assembly according to the test condition of concrete tested object motor, with the actual condition of simulation test object motor more truly, and the test needs of adaptation different automobile types motor, make test result more true and reliable, thereby provide scientific basis for designing and developing of motor.
The clamping device that the made system that is electrically connected with control module stops in emergency can be set, when being in an emergency, can carry out improper parking, meet accident preventing.The work of control module may command clamping device.
When implementing the utility model, the installation site of sensor and clamping device can be regulated according to actual needs.
The utility model motor experiment device can be connected the tested object motor by the clutch coupling with the control module electrical connection, the work of control module may command clutch coupling, and the rotating plate of this clutch coupling connects the tested object shaft of motor during work.This clutch coupling is normal engagement state in the proper testing process.This clutch separation when brake hard and load surpass system's warning value, control module solenoidoperated cluthes disconnect being connected of tested object motor and the utility model motor experiment device, avoid the tested object electromotor overload.
During test, putting in order of the tested object motor of coaxial connection, flywheel assembly and dynamometer machine three can be motor, flywheel assembly and dynamometer machine, also can be motor, dynamometer machine and flywheel assembly.
Connect by the elasticity shaft joint between adjacent the two among flywheel assembly, dynamometer machine and the clutch coupling three.The elasticity shaft joint can play buffering and reduce the effect of impacting.
The utility model motor experiment device can also be provided with test data output, analytical equipment, for example printer, the Computerized analysis system that is electrically connected with control module.By analyzing and processing, test result can be directly used in instruct the design R﹠D work test result data.
The utility model motor experiment device is by introducing flywheel assembly, applies mechanical load for the tested object motor in the time of can the tested object motor working condition of (as the starting stage) changes under the slow running state, and the simulation band carries an operating mode and carries out testing experiment.The utility model motor experiment device can also match by flywheel assembly and dynamometer machine, and load state and the car load inertia of simulating motor under various operating modes is by testing comprehensively the combination property of reaction test object motor truly.
Description of drawings
For convenience of explanation, the utility model uses following preferred embodiment and accompanying drawing to do to describe in detail.
Fig. 1 is that the master of a kind of embodiment of the utility model motor experiment device looks synoptic diagram.
Fig. 2 is the cross-sectional schematic of flywheel assembly 3 among Fig. 1.
Embodiment
Fig. 1 shows a kind of embodiment of the utility model motor experiment device.
This motor experiment device comprises electric eddy current dynamometer 1, the first elasticity shaft joint 2, flywheel assembly 3, brake disc 5, caliper 13, the second elasticity shaft joint 6, electromagnetic clutch 7, rotating speed-torque sensor 8, floor platform 11, control module and test data output analytical equipment.Signal also shows tested object motor 9 in the lump in the accompanying drawing for convenience of explanation.Electric eddy current dynamometer 1 is installed on the floor platform 11, flywheel assembly 3 is installed on the floor platform 11 by flywheel casing lower house 4, tested object motor 9 is installed on the floor platform 11 by support 10, and electric eddy current dynamometer 1, flywheel assembly 3 and tested object motor 9 threes are coaxial.The two ends of the first elasticity shaft joint 2 are connected with electric eddy current dynamometer 1, flywheel assembly 3 respectively, and the two ends of the second elasticity shaft joint 6 are connected with driven disc, the flywheel assembly 3 of electromagnetic clutch 7 respectively.Rotating speed-torque sensor 8 is fixed on the floor platform 11 by bearing 12, and the rotating plate of electromagnetic clutch 7 connects the left end of the rotor of rotating speed-torque sensor 8, and the right-hand member of the rotor of rotating speed-torque sensor 8 connects the rotating shaft of tested object motor 9.Brake disc 5 is installed on the second elasticity shaft joint 6, can the caliper 13 that brake disc 5 produces braking action be installed on the flywheel casing lower house 4.Control module and test data output analytical equipment are not shown in the accompanying drawings, and the test data that is electrically connected with control module is exported analytical equipment analyzing and processing, storage and output to test result data under the control of control module.Control module is controlled the work of electric eddy current dynamometer 1, caliper 13, electromagnetic clutch 7, also controls the operation of tested object motor 9 simultaneously.
As shown in Figure 2, flywheel assembly 3 comprises principal moments flywheel 14 and fine setting mass flywheel 15, some fine setting mass flywheels 15 are fixed on principal moments flywheel 14 by screw 16, and the flywheel assembly 3 among Fig. 2 left end when mounted is connected with the first elasticity shaft joint 2, and right-hand member is connected with the second elasticity shaft joint 6.When the runnability of needs tests tested object motor under certain car load inertia condition, draw the moment of inertia of the flywheel assembly corresponding 3 earlier with this car load inertia through converting, quantity by control fine setting mass flywheel 15 makes the moment of inertia of flywheel assembly 3 reach scaled value then, car load translation inertia when being written into the electric automobile actual motion by flywheel assembly 3 simulation like this, tested object motor just can with the true running status of the various operating modes of car load under load state and the identical or approximate condition of car load inertia under turn round.During the working conditions change of (as the starting stage), flywheel assembly 3 apply mechanical load can for the tested object motor to the tested object motor under the slow running state; Other operation phase electric eddy current dynamometer 1 applies mechanical load can for the tested object motor.
Claims (9)
1, a kind of motor experiment device comprises control module, is electrically connected and can tests the sensor of related work parameter with described control module; It is characterized in that: also comprise flywheel assembly, this flywheel assembly is connected with the tested object motor is coaxial during work.
2, motor experiment device according to claim 1 is characterized in that: comprise and the coaxial dynamometer machine that is connected of described flywheel assembly that this dynamometer machine is electrically connected with described control module.
3, motor experiment device according to claim 1 and 2 is characterized in that: described flywheel assembly is the adjustable flywheel assembly of inertia.
4, motor experiment device according to claim 3 is characterized in that: comprise the clamping device that the made system that is electrically connected with described control module stops in emergency.
5, motor experiment device according to claim 4 is characterized in that: comprise the clutch coupling that is used to be connected the tested object motor that is electrically connected with described control module, the rotating plate of this clutch coupling connects the tested object shaft of motor during work.
6, motor experiment device according to claim 5, it is characterized in that: during test, the tested object motor of coaxial connection, described flywheel assembly and dynamometer machine three put in order can for: motor, flywheel assembly and dynamometer machine perhaps are: motor, dynamometer machine and flywheel assembly.
7, motor experiment device according to claim 6 is characterized in that: connect by the elasticity shaft joint between adjacent the two among described flywheel assembly, dynamometer machine and the clutch coupling three.
8, motor experiment device according to claim 7 is characterized in that: described dynamometer machine can be selected electric eddy current dynamometer, Dyn., magnetic powder brake, eddy current dynamometer or magnetic dynamometer machine for use.
9, motor experiment device according to claim 8 is characterized in that: comprise the test data output, the analytical equipment that are electrically connected with described control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620014082 CN2914104Y (en) | 2006-05-22 | 2006-05-22 | Testing device of electric motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620014082 CN2914104Y (en) | 2006-05-22 | 2006-05-22 | Testing device of electric motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2914104Y true CN2914104Y (en) | 2007-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620014082 Expired - Lifetime CN2914104Y (en) | 2006-05-22 | 2006-05-22 | Testing device of electric motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2914104Y (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010034266A1 (en) * | 2008-09-29 | 2010-04-01 | 奇瑞汽车股份有限公司 | Hybrid electric motor and controller test platform and test method thereof |
| CN102053225A (en) * | 2009-11-11 | 2011-05-11 | 中科华核电技术研究院有限公司 | Nuclear motor performance verification device |
| CN102323548A (en) * | 2011-05-27 | 2012-01-18 | 北京配天大富精密机械有限公司 | Load simulation test equipment, load simulation test method and control device |
| CN102445658A (en) * | 2010-09-30 | 2012-05-09 | 珠海格力电器股份有限公司 | Motor test device |
| CN102879690A (en) * | 2012-10-15 | 2013-01-16 | 江苏省如高高压电器有限公司 | Electro-dynamic mechanism load test device for isolating switch |
| CN104048844A (en) * | 2014-06-26 | 2014-09-17 | 吉林大学 | Testbed of mixed loading servo drive system reliability |
| CN104267617A (en) * | 2014-09-28 | 2015-01-07 | 江苏科技大学 | Dynamic load simulation testing test platform and testing method |
| CN105403833A (en) * | 2015-12-12 | 2016-03-16 | 中船重工电机科技股份有限公司 | Motor electric performance testing device |
| CN106226083A (en) * | 2016-08-12 | 2016-12-14 | 中国兵器装备集团摩托车检测技术研究所 | Engine test dynamic analog dynamometer machine and road resistance analogy method thereof |
| CN106526485A (en) * | 2016-12-16 | 2017-03-22 | 武汉华中数控股份有限公司 | Motor performance testing system |
| CN107246948A (en) * | 2017-07-11 | 2017-10-13 | 哈尔滨工程大学 | A kind of detection means and method of motor oscillating characteristic frequency |
| CN107796640A (en) * | 2016-09-06 | 2018-03-13 | 北京汽车动力总成有限公司 | The torsional oscillation test device and method of double mass flywheel formula torsional vibration damper |
| CN112393869A (en) * | 2020-04-20 | 2021-02-23 | 襄阳达安汽车检测中心有限公司 | Impact test device and method for passenger vehicle gearbox |
| WO2021203151A1 (en) | 2020-04-07 | 2021-10-14 | Tectos Gmbh | Measuring and testing device for rapidly rotating electric machines |
-
2006
- 2006-05-22 CN CN 200620014082 patent/CN2914104Y/en not_active Expired - Lifetime
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010034266A1 (en) * | 2008-09-29 | 2010-04-01 | 奇瑞汽车股份有限公司 | Hybrid electric motor and controller test platform and test method thereof |
| CN102053225B (en) * | 2009-11-11 | 2015-05-13 | 中科华核电技术研究院有限公司 | Nuclear motor performance verification device |
| CN102053225A (en) * | 2009-11-11 | 2011-05-11 | 中科华核电技术研究院有限公司 | Nuclear motor performance verification device |
| CN102445658A (en) * | 2010-09-30 | 2012-05-09 | 珠海格力电器股份有限公司 | Motor test device |
| CN102445658B (en) * | 2010-09-30 | 2014-06-11 | 珠海格力电器股份有限公司 | Motor test device |
| CN102323548A (en) * | 2011-05-27 | 2012-01-18 | 北京配天大富精密机械有限公司 | Load simulation test equipment, load simulation test method and control device |
| CN102879690A (en) * | 2012-10-15 | 2013-01-16 | 江苏省如高高压电器有限公司 | Electro-dynamic mechanism load test device for isolating switch |
| CN104048844A (en) * | 2014-06-26 | 2014-09-17 | 吉林大学 | Testbed of mixed loading servo drive system reliability |
| CN104267617B (en) * | 2014-09-28 | 2016-10-26 | 江苏科技大学 | A kind of dynamic load simulation test experiment platform and method of testing |
| CN104267617A (en) * | 2014-09-28 | 2015-01-07 | 江苏科技大学 | Dynamic load simulation testing test platform and testing method |
| CN105403833A (en) * | 2015-12-12 | 2016-03-16 | 中船重工电机科技股份有限公司 | Motor electric performance testing device |
| CN105403833B (en) * | 2015-12-12 | 2018-02-02 | 中船重工电机科技股份有限公司 | Motor electric performance testing device |
| CN106226083A (en) * | 2016-08-12 | 2016-12-14 | 中国兵器装备集团摩托车检测技术研究所 | Engine test dynamic analog dynamometer machine and road resistance analogy method thereof |
| CN106226083B (en) * | 2016-08-12 | 2018-10-19 | 中检西部检测有限公司 | Engine test dynamic analog dynamometer machine and its road resistance analogy method |
| CN107796640A (en) * | 2016-09-06 | 2018-03-13 | 北京汽车动力总成有限公司 | The torsional oscillation test device and method of double mass flywheel formula torsional vibration damper |
| CN106526485A (en) * | 2016-12-16 | 2017-03-22 | 武汉华中数控股份有限公司 | Motor performance testing system |
| CN107246948A (en) * | 2017-07-11 | 2017-10-13 | 哈尔滨工程大学 | A kind of detection means and method of motor oscillating characteristic frequency |
| CN107246948B (en) * | 2017-07-11 | 2019-04-12 | 哈尔滨工程大学 | A kind of detection device and method of motor oscillating characteristic frequency |
| WO2021203151A1 (en) | 2020-04-07 | 2021-10-14 | Tectos Gmbh | Measuring and testing device for rapidly rotating electric machines |
| CN112393869A (en) * | 2020-04-20 | 2021-02-23 | 襄阳达安汽车检测中心有限公司 | Impact test device and method for passenger vehicle gearbox |
| CN112393869B (en) * | 2020-04-20 | 2022-05-20 | 襄阳达安汽车检测中心有限公司 | Impact test device and method for passenger vehicle gearbox |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20070620 |
|
| EXPY | Termination of patent right or utility model |