CN107272662A - A kind of driving motor for electric automobile and controller calibration system and scaling method - Google Patents
A kind of driving motor for electric automobile and controller calibration system and scaling method Download PDFInfo
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- CN107272662A CN107272662A CN201710624082.0A CN201710624082A CN107272662A CN 107272662 A CN107272662 A CN 107272662A CN 201710624082 A CN201710624082 A CN 201710624082A CN 107272662 A CN107272662 A CN 107272662A
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- G—PHYSICS
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0208—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the configuration of the monitoring system
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Abstract
The invention discloses a kind of driving motor for electric automobile and controller calibration system and scaling method, including：Ac dynamometer and the motor being calibrated are coaxially connected, and motor is connected by power line with the electric machine controller being calibrated, and electric machine controller is connected by dc bus with battery simulator；Water-cooling circulating system is respectively connected with by cooling pipe with motor and electric machine controller, and power analyzer is connected with electric machine controller；Stand monitoring system is connected respectively with power analyzer, water-cooling circulating system, Dynamometer Control cabinet and battery simulator；Beneficial effect of the present invention：With optimal inspection flow, the characteristics of shortening scalar period improves the comprehensive utilization ratio of demarcation testboard bay.It is widely used in the technologies such as driving motor for electric automobile and controller manufacture, matching optimization and research and development field, great popularization.
Description
Technical field
The present invention relates to a kind of driving motor for electric automobile and controller calibration system and scaling method.
Background technology
Electric automobile has become the inexorable trend of future automobile development because of energy-conserving and environment-protective.With traditional fuel-engined vehicle not
Together, the dynamical system of electric automobile is mainly the motor driven systems under electrokinetic cell energy supply.Motor driven systems mainly include
Motor and controller (include motor inverter part), the performances of motor driven systems directly affect the dynamic property of vehicle,
Economy and comfortableness etc., thus motor and controller performance test and demarcate whole vehicle electric system exploitation in
Occupy consequence.
A kind of data graphs that electric efficiency MAP (being called contour map, cloud atlas) is generated when being electromechanical testing, mainly
It is the electric efficiency distribution situation being reflected under different rotating speeds, moment of torsion.External electric machine manufacturer was to motor MAP test and comparisons in the past
It is many, the electric efficiency MAP of test can be all enclosed in the databook of import motor substantially.Electric automobile is widelyd popularize in China
Before, domestic motor manufacturer seldom provides the MAP of motor, and due to electric dynamometer to be used motor each
Efficient point under individual rotating speed, moment of torsion, which is all measured, to be come, and electric automobile whole manufacturer or enterprise's test are just cumbersome.At present, it is electronic
Tester and equipment needed for the matching test or calibration process of automobile drive electric motor and controller is more, test data storage
It is not to be completed under same software and hardware platform, due to data transfer under different computers or software platform
The influence of the factor such as speed and transmission delay, electromagnetic interference, is not only difficult to ensure that caused by test data time consistency difference
Measurement error, and distinct device test data need to through each preservation, then export artificial treatment, including Uniform data format,
Computing, mapping etc., processing procedure is cumbersome, spends the time longer.In fact, except motor MAP, (motor drives electric machine controller
Dynamic device) efficiency MAP, the system effectiveness MAP of especially whole motor and controller is equally electric machine manufacturer, electronic
What vehicle complete vehicle manufacturer or enterprise paid close attention to.
The content of the invention
The purpose of the present invention is exactly that there is provided a kind of driving motor for electric automobile and controller in order to solve above-mentioned problem
Calibration system and scaling method, the calibration system are integrated with ac dynamometer, Dynamometer Control cabinet, stand monitoring system, power
Analyzer, water-cooling circulating system and battery simulator etc., and all test datas are led to by the way that CAN, TCP/IP etc. are different
News mode is transferred under unified monitor system software and handled；Calibration system has scheme practical, easy to use, and function is neat
Full the characteristics of；Assay method has optimal inspection flow, the characteristics of shortening scalar period, it is possible to increase demarcate the comprehensive of testboard bay
Close utilization rate.
To achieve the above object, concrete scheme of the invention is as follows：
A kind of driving motor for electric automobile and controller calibration system, including：Ac dynamometer, Dynamometer Control cabinet,
Stand monitoring system, power analyzer, water-cooling circulating system and battery simulator etc.；
The ac dynamometer and the motor being calibrated be coaxially connected, and motor is by power line and is calibrated
Electric machine controller is connected, and electric machine controller is connected by dc bus with battery simulator；The water-cooling circulating system passes through cold
But pipeline is respectively connected with motor and electric machine controller, and the power analyzer is connected with electric machine controller；
The stand monitoring system and power analyzer, water-cooling circulating system, Dynamometer Control cabinet and battery simulator point
Do not connect；Electric moter voltage, current signal and Water-cooling circulating system that the stand monitoring system receiving power analyzer is collected
The coolant that collects of uniting goes out liquid temperature degree, returns liquid temperature degree, cryogenic temperature, fluid pressure, return hydraulic coupling, goes out flow quantity parameter,
Control instruction is sent to Dynamometer Control cabinet according to the parameter information received, output speed and the torsion of ac dynamometer is controlled
Square, while monitoring the operation of whole platform system.
Further, the Dynamometer Control cabinet receives the control signal of stand monitoring system, control ac dynamometer
Rotating speed and moment of torsion.
Further, the ac dynamometer by the moment of torsion flange, power transmission shaft and the adapter that are sequentially connected with being marked
Determine that motor is coaxially connected, the moment of torsion and rotating speed of motor are calibrated using moment of torsion flange measurement, and measurement signal is passed
It is defeated by power analyzer.
Further, by CAN communication by the input and output voltage for the electric machine controller being calibrated, input and output electric current,
Motor speed and steering, motor torque, motor and controller temperature parameter, are uploaded to stand monitoring system.
Further, the battery simulator simulates actual battery by load cell model according to motor load situation
Voltage, electric current external characteristics output.
Further, the electric machine controller being calibrated has pre-charge circuit, and the power supply parallel connection of electric machine controller stores
Battery is powered.
Further, the motor and ac dynamometer are individually fixed on motor base and measurement of power machine base, and
Motor base is fixed in specific support platform with measurement of power machine base；Equipped with gold between the ac dynamometer and motor
Belong to protective cover.
The scaling method of a kind of driving motor for electric automobile and controller calibration system, comprises the following steps：
(1) system initialization, sets the water-cooling system coolant temperature needed for demarcating and goes out flow quantity parameter, set battery
Simulator, ac dynamometer and the basic parameter and safeguard protection limit value for being calibrated motor；
(2) efficiency of the motor under electric model and power generation mode is defined respectively, including：Motor efficiency, electricity
Machine controller efficiency and electric system gross efficiency；
(3) rotating speed and torque range, stated accuracy and the testing time limitation requirement demarcated according to needed for motor, if
Meter demarcation when rotating speed and torque give fixed step size；
(4) in the case of empty load of motor, the certain rotating speed of ac dynamometer, observation motor operation situation and stand moment of torsion are given
Size, if stand cacophonia or torque are excessive, illustrates that motor is installed or Disalignment is, it is necessary to readjust；
(5) ac dynamometer rotating speed is given to fixed step size by rotating speed, is designated as rotating speed demarcation outer circulation；By the demarcation of torque
Step-length gives motor torque, is designated as torque demarcation interior circulation；
(6) it is 0 that rotating speed demarcation outer circulation, which gives dynamometer machine rotating speed, first, and torque demarcation interior circulation is by step-length since 0Nm
Motor torque is given successively, and until giving torque capacity, interior circulation has been tested one time；
Then rotating speed demarcation outer circulation gives the next rated engine speed of dynamometer machine by step-length, and torque demarcation interior circulation gives again
Motor torque one time, until rotating speed demarcates the rated engine speed that outer circulation measures maximum, calibration process is completed；
(7) measurement of stand monitoring system readout power analyzer, moment of torsion flange, electric machine controller and water-cooling system is passed through
Data, calculate the efficiency value of motor, electric machine controller and electric system under different operating modes, by all different test points
Data unify mapping in a computer, and then respectively obtain the efficiency MAP of motor, electric machine controller and electric system
Figure；
(8) according to the method for step (4)-(7), the motor and controller efficiency MAP under different test conditions are obtained
Figure.
Further, if under certain speed conditions, reality output torque does not reach target torque, it is necessary to readjust electricity
Dq shaft currents and level of torque mapping table in machine controller.
Beneficial effects of the present invention：
The motor of the present invention and controller calibration system, are integrated with ac dynamometer, Dynamometer Control cabinet, stand prison
Control system, power analyzer, water-cooling circulating system and battery simulator etc., and different test datas is passed through into CAN, TCP/
IP, IEEE1394 etc. different communication modes uniform transmissions are practical with scheme to monitor system software, easy to use,
Multiple functional the characteristics of；The scaling method of the present invention, passes through the system integration, it is to avoid the data of different test equipments want each self-insurance
Deposit, complicated processes such as artificial treatment again, test data is handled by unified monitor system software, so that when ensureing test data
Between uniformity, reduce cumbersome data handling procedure, with optimal inspection flow, the characteristics of shortening scalar period is improved
The comprehensive utilization ratio of demarcation testboard bay.In technologies such as driving motor for electric automobile and controller manufacture, matching optimizations and grind
Hair field is widely used, great popularization.
Brief description of the drawings
Fig. 1 is driving motor for electric automobile of the present invention and controller calibration system structural representation.
Embodiment：
The present invention is described in detail below in conjunction with the accompanying drawings：
The invention discloses a kind of driving motor for electric automobile and controller calibration system, as shown in figure 1, including：Quilt
The motor of demarcation and electric machine controller, ac dynamometer, battery simulator, stand monitoring system, water-cooling circulating system, work(
Rate analyzer, Dynamometer Control cabinet, battery, pre-charge circuit, motor base, measurement of power machine base, adapter, power transmission shaft, guarantor
Shield and moment of torsion flange etc..
Stand monitoring system, including monitor system software, communication interface, input display device etc., input display device bag
Include operation equipments such as display, operational control panel, jerk controlling switch and keyboard, mouse etc.；Stand monitoring system respectively with
Electric machine controller, ac dynamometer, battery simulator, water-cooling circulating system are connected；Stand monitoring system sends control and received
Feedback signal, realizes the complete monitoring to stand.
Ac dynamometer, is connected with Dynamometer Control cabinet, and Dynamometer Control cabinet receives the control signal of stand monitoring system,
Control the rotating speed and moment of torsion of dynamometer machine output；Ac dynamometer is by moment of torsion flange, power transmission shaft and adapter and is calibrated driving
Motor coaxle is connected, and the moment of torsion and rotating speed of motor are measured using moment of torsion flange, and measurement signal is transferred into power analysis
Instrument.
Motor is connected by power line with electric machine controller, and electric machine controller passes through dc bus and battery simulator
It is connected；Electric machine controller is connected with stand monitoring system, by CAN communication by the input and output voltage of electric machine controller, input
The parameter such as output current, motor speed and steering, motor torque, motor and controller temperature, reaches stand monitoring system.
Battery simulator, can simulate voltage, the electric current of actual battery according to motor load situation by load cell model
External characteristics output.
Power analyzer is connected with the dc bus, three-phase power line, three-phase current sensor of electric machine controller；Described
The signals such as the electric moter voltage collected, electric current are sent to stand monitoring system by power analyzer by TCP/IP communication.
Water-cooling circulating machine, is connected with motor and electric machine controller by cooling pipe, realizes Water-cooling circulating；Described
Water-cooling circulating machine, by CAN communication by coolant go out liquid temperature degree, return liquid temperature degree, cryogenic temperature, fluid pressure, return hydraulic coupling,
Go out the parameters such as flow quantity, reach stand monitoring system.
Motor and ac dynamometer are individually fixed on motor base and measurement of power machine base, and motor base and measurement of power
Machine base is fixed in specific support platform.It is furnished with shelter-clad between the ac dynamometer and motor.
Electric machine controller, with pre-charge circuit, prevents high current from starting impact, while electric machine controller power supply is simultaneously
Join storage battery power supply, with the unexpected power down of proof controller.
On the other hand, the invention discloses a kind of driving motor for electric automobile and controller scaling method, mainly include
Every safety inspection before demarcation, whether whether normal, motor shield is firm for each power supply of such as stand；Start stand prison
After control system, whether loading system configuration file, observation has warning or error message；Start the motor water cooling circulatory system, setting
Coolant temperature needed for demarcation；Start and battery simulator, ac dynamometer are set and the basic ginseng of motor is calibrated
Number and safeguard protection limit value；Activation system is run, and starts demarcation test, is observed whole platform system by stand monitoring system and is transported
Market condition, and carry out the preservation operation of motor and the required parameter of controller demarcation；After demarcation task terminates, preserve and read
Test data, closes system equipment in order, arranges test data and writes demarcation report.
Scaling method of the present invention mainly includes electric efficiency demarcation, the demarcation of controller efficiency and system effectiveness demarcation.Demarcation
It is exactly the efficiency MAP (being called contour map, cloud atlas) that motor controller is obtained by testing motor rack, one kind reflection
A kind of data graphs of motor or controller or whole system efficiency distribution situation under different rotating speeds, moment of torsion.Specific mark
Determine method as follows：
(1), it is necessary to obtain the basic design parameters or scope for being calibrated motor before demarcating, such as motor type, number of motor phases,
Busbar voltage, rated power, rated speed, peak power, peak torque, peak speed etc.,
(2) initialization of system is completed, the coolant temperature needed for demarcation, setting battery simulator, exchange measurement of power is set
Machine and the basic parameter and safeguard protection limit value for being calibrated motor；
(3) efficiency of the motor under electric model and power generation mode is defined respectively, including：Motor efficiency, electricity
Machine controller efficiency and electric system gross efficiency, for example, be defined under electric model, motor, controller (inverter) and is
Gross efficiency of uniting is respectively ETA1, ETA2 and ETA3, then has:
ETA1=Pm/ Σ PA, ETA2=Σ PA/Pdc, ETA3=Pm/Pdc (1)
Wherein Pm is motor output mechanical power, and Σ PA are motor three-phase alternating current input electric power, and Pdc is motor control
Device dc bus input electric power；
It is corresponding, in generate mode, motor, controller and electric system gross efficiency respectively correspond to ETA4, ETA5,
ETA6, then have:
ETA4=Σ PA/Pm, ETA5=Pdc/ Σ PA, ETA6=Pdc/Pm (2)
In calibration process, the test by dynamometer machine to output power of motor, and power analyzer is to motor and control
The input and output electric current of device, the parameter measurement of voltage, can calibrate motor, controller and electric system under different operating modes
Efficiency value.
(4) requirements such as rotating speed and torque range, stated accuracy and the testing time limitation demarcated according to needed for motor,
Fixed step size is given in rotating speed and torque during rationally design demarcation, and step-length crosses the accuracy of conference influence demarcation, and step-length is too small to lead
Cause the testing time long.For example it is assumed that rotating speed and torque are respectively 100r/min and 20Nm to fixed step size during demarcation, then surveying
During examination, rotating speed will be given as 0,100r/min, 200r/min, 300r/min ... or 0, -100r/min, -200r/min, -
300r/min ..., torque will be given as 0,20Nm, 40Nm, 60Nm ... or 0, -20Nm, -40Nm, -60Nm ... but given must not
More than the maximum (top) speed and torque capacity of design of electrical motor.
(5) test process is demarcated：The water-cooling system coolant temperature needed for demarcating is set first and goes out the parameters such as flow quantity；
Because dynamometer machine and motor are mechanically connected using shaft coupling, motor shaft assignment situation influences larger to test result, and one opens
Begin in the case of empty load of motor, to give the certain rotating speed of dynamometer machine, such as 500r/min, 1000r/min observe motor operation
Situation and stand torque, if stand cacophonia or torque are excessive, illustrate that motor is installed or Disalignment is, it is necessary to again
Adjustment；Ac dynamometer rotating speed (being designated as rotating speed demarcation outer circulation) is given by rated engine speed step-length, while torque step-length is pressed in demarcation
Given motor torque (being designated as torque demarcation interior circulation), it is 0, torque that rotating speed demarcation outer circulation, which gives dynamometer machine rotating speed, first
Demarcation interior circulation gives motor torque successively by step-length since 0Nm, and until giving torque capacity, interior circulation has been tested
One time；Then rotating speed demarcation outer circulation gives the next rated engine speed of dynamometer machine by step-length, and torque demarcation interior circulation gives again drives
Move motor torque one time, until rotating speed demarcates the rated engine speed that outer circulation measures maximum, calibration process is completed.
It is noted that power of motor limit value, rotating speed demarcation outer circulation and torque demarcation interior circulation are not can in calibration process
Give maximum calibration value.In test process, pass through stand monitoring system readout power analyzer, moment of torsion flange, motor control
The measurement data of device and water-cooling system, rotating speed, torque and the controller input dc bus electricity of the motor of record now
Pressure, DC bus current, output end three-phase current, three-phase voltage, motor temperature, controller temperature, water-cooling system go out liquid temperature degree,
Return liquid temperature degree, cryogenic temperature, fluid pressure, return hydraulic coupling, go out each parameter such as flow quantity, calculating obtains out motor, motor
The efficiency value of controller and electric system under different operating modes, the data of all different test points are unified in a computer to make
Figure, and then respectively obtain the efficiency MAP of motor, controller and system；
(5) method of testing according to (4), can obtain motor and controller effect under different test conditions
Rate MAP, such as supply voltage are less than the efficiency MAP at a temperature of specified busbar voltage (electrokinetic cell is under-voltage), different water coolings.
Although above-mentioned the embodiment of the present invention is described with reference to accompanying drawing, not to present invention protection model
The limitation enclosed, one of ordinary skill in the art should be understood that on the basis of technical scheme those skilled in the art are not
Need to pay various modifications or deform still within protection scope of the present invention that creative work can make.
Claims (9)
1. a kind of driving motor for electric automobile and controller calibration system, it is characterized in that, including：Ac dynamometer, dynamometer machine
Switch board, stand monitoring system, power analyzer, water-cooling circulating system and battery simulator；
The ac dynamometer and the motor being calibrated are coaxially connected, and motor passes through power line and the motor being calibrated
Controller is connected, and electric machine controller is connected by dc bus with battery simulator；The water-cooling circulating system passes through cooling tube
Road is respectively connected with motor and electric machine controller, and the power analyzer is connected with electric machine controller；
The stand monitoring system connects respectively with power analyzer, water-cooling circulating system, Dynamometer Control cabinet and battery simulator
Connect；Electric moter voltage, current signal and the water-cooling circulating system that the stand monitoring system receiving power analyzer is collected are adopted
The coolant collected goes out liquid temperature degree, returns liquid temperature degree, cryogenic temperature, fluid pressure, return hydraulic coupling, goes out flow quantity parameter, according to
The parameter information received sends control instruction to Dynamometer Control cabinet, controls the output speed and moment of torsion of ac dynamometer, together
When monitor the operation of whole platform system.
2. a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is characterized in that, it is described to survey
Work(machine switch board receives the control signal of stand monitoring system, controls the rotating speed and moment of torsion of ac dynamometer.
3. a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is characterized in that, it is described to hand over
Flow dynamometer machine coaxially connected with being calibrated motor by moment of torsion flange, power transmission shaft and the adapter being sequentially connected, utilize
Moment of torsion flange measurement is calibrated the moment of torsion and rotating speed of motor, and measurement signal is transferred into power analyzer.
4. a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is characterized in that, pass through
CAN communication turns the input and output voltage for the electric machine controller being calibrated, input and output electric current, motor speed and steering, motor
Square, motor and controller temperature parameter, are uploaded to stand monitoring system.
5. a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is characterized in that, the electricity
Pond simulator is simulated the voltage of actual battery, the external characteristics of electric current by load cell model, according to motor load situation and exported.
6. a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is characterized in that, it is calibrated
Electric machine controller there is pre-charge circuit, the power supply multiple-connected battery of electric machine controller is powered.
7. a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is characterized in that, it is described to drive
Dynamic motor and ac dynamometer are individually fixed on motor base and measurement of power machine base, and motor base is fixed with measurement of power machine base
In in specific support platform；It is furnished with shelter-clad between the ac dynamometer and motor.
8. the scaling method of a kind of driving motor for electric automobile as claimed in claim 1 and controller calibration system, it is special
Levying is, comprises the following steps：
(1) system initialization, the water-cooling system coolant temperature needed for setting demarcation is simulated with flow quantity parameter, setting battery is gone out
Device, ac dynamometer and the basic parameter and safeguard protection limit value for being calibrated motor；
(2) efficiency of the motor under electric model and power generation mode is defined respectively, including：Motor efficiency, motor control
Device efficiency and electric system gross efficiency processed；
(3) rotating speed and torque range, stated accuracy and the testing time limitation demarcated according to needed for motor require that design is marked
Fixed step size is given in timing rotating speed and torque；
(4) in the case of empty load of motor, the certain rotating speed of ac dynamometer is given, observation motor operation situation and stand moment of torsion are big
It is small, if stand cacophonia or torque are excessive, illustrate that motor is installed or Disalignment is, it is necessary to readjust；
(5) ac dynamometer rotating speed is given to fixed step size by rotating speed, is designated as rotating speed demarcation outer circulation；By the demarcation step-length of torque
Given motor torque, is designated as torque demarcation interior circulation；
(6) it is 0 that rotating speed demarcation outer circulation, which gives dynamometer machine rotating speed, first, torque demarcate interior circulation by step-length since 0Nm successively
Given motor torque, until giving torque capacity, interior circulation has been tested one time；
Then rotating speed demarcation outer circulation gives the next rated engine speed of dynamometer machine by step-length, and torque demarcation interior circulation gives driving again
Motor torque one time, until rotating speed demarcates the rated engine speed that outer circulation measures maximum, calibration process is completed；
(7) the measurement number of stand monitoring system readout power analyzer, moment of torsion flange, electric machine controller and water-cooling system is passed through
According to the efficiency value of motor, electric machine controller and electric system under different operating modes being calculated, by all different test points
Data unify mapping in a computer, and then respectively obtain the efficiency MAP of motor, electric machine controller and electric system；
(8) according to the method for step (4)-(7), the motor and controller efficiency MAP under different test conditions are obtained.
9. the scaling method of a kind of driving motor for electric automobile as claimed in claim 8 and controller calibration system, it is special
Levying is, if under certain speed conditions, reality output torque does not reach target torque, it is necessary to readjust dq in electric machine controller
Shaft current and level of torque mapping table.
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| CN201710624082.0A CN107272662B (en) | 2017-07-27 | 2017-07-27 | Driving motor and controller calibration system and calibration method for electric automobile |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109001624A (en) * | 2018-05-03 | 2018-12-14 | 开沃新能源汽车集团有限公司 | A kind of driving motor of pure electric automobile rack automatic calibration method and its device |
| CN109060213A (en) * | 2018-07-24 | 2018-12-21 | 江苏银河同智新能源科技有限公司 | Method and system for evaluating motor torque of electric scroll compressor |
| CN109100651A (en) * | 2018-07-27 | 2018-12-28 | 北京新能源汽车股份有限公司 | Method and device for determining performance of motor system and test equipment |
| CN109141921A (en) * | 2018-08-31 | 2019-01-04 | 北京新能源汽车股份有限公司 | Method, device and equipment for generating motor contour map |
| CN110109439A (en) * | 2019-04-03 | 2019-08-09 | 贵州航天林泉电机有限公司 | A kind of test macro of New energy automobile motor and controller |
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| CN114113822A (en) * | 2021-09-30 | 2022-03-01 | 东风越野车有限公司 | Electric automobile whole vehicle control strategy joint debugging comprehensive test device and test method thereof |
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| CN110289792A (en) * | 2018-03-16 | 2019-09-27 | 郑州宇通客车股份有限公司 | Scaling method, control method and the bench test control system of permanent magnet synchronous motor |
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| CN109100651A (en) * | 2018-07-27 | 2018-12-28 | 北京新能源汽车股份有限公司 | Method and device for determining performance of motor system and test equipment |
| CN109141921A (en) * | 2018-08-31 | 2019-01-04 | 北京新能源汽车股份有限公司 | Method, device and equipment for generating motor contour map |
| CN110109439A (en) * | 2019-04-03 | 2019-08-09 | 贵州航天林泉电机有限公司 | A kind of test macro of New energy automobile motor and controller |
| CN110361649A (en) * | 2019-08-12 | 2019-10-22 | 北京理工大学 | A kind of motor correlation calibration system and scaling method based on dynamometer machine and simulated calibration |
| CN111007381A (en) * | 2019-12-27 | 2020-04-14 | 东风航盛（武汉）汽车控制***有限公司 | IGBT thermal state on-load voltage stress test system and method thereof |
| CN111007381B (en) * | 2019-12-27 | 2022-03-29 | 东风航盛（武汉）汽车控制***有限公司 | IGBT thermal state on-load voltage stress test system and method thereof |
| CN114113822A (en) * | 2021-09-30 | 2022-03-01 | 东风越野车有限公司 | Electric automobile whole vehicle control strategy joint debugging comprehensive test device and test method thereof |
| CN115113042A (en) * | 2022-05-25 | 2022-09-27 | 中国第一汽车股份有限公司 | Drive motor test framework for new energy vehicle and control method |
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