CN108717163A - Motor Measuring System - Google Patents
Motor Measuring System Download PDFInfo
- Publication number
- CN108717163A CN108717163A CN201810551940.8A CN201810551940A CN108717163A CN 108717163 A CN108717163 A CN 108717163A CN 201810551940 A CN201810551940 A CN 201810551940A CN 108717163 A CN108717163 A CN 108717163A
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- China
- Prior art keywords
- controller
- driving motor
- real
- electric machine
- electrokinetic cell
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/34—Testing dynamo-electric machines
- G01R31/343—Testing dynamo-electric machines in operation
Abstract
The invention discloses a kind of Motor Measuring Systems,Including host computer,Master control system,Entire car controller,Electric machine controller,Electrokinetic cell system,Dynamometer machine,Power analyzer and torductor,Master control system,Host computer,Entire car controller,Electric machine controller is connected with electrokinetic cell system by CAN bus,Electric machine controller connects driving motor to be tested,Entire car controller connects gas pedal,Brake pedal and gear,Entire car controller is used to send control instruction to electric machine controller,Direction of rotation of the electric machine controller for controlling driving motor after receiving control instruction,Rotating speed,Torque,And by power analyzer by the voltage of driving motor,Electric current,The parameters Real-time Feedback such as temperature is to host computer,Torductor is used to measure the reality output torque and rotating speed of driving motor,And it feeds back to master control system and carries out operation.The present invention can solve the problems, such as that difficult test environment deployment, test data and real vehicle data difference are big.
Description
Technical field
The present invention relates to Automobile Measuring Techniques fields, more particularly to a kind of Motor Measuring System.
Background technology
As the rapid development of auto industry and the continuous improvement of people's living condition are promoted, automobile has become people and goes out
Existing indispensable one of the vehicles.Car ownership increases year by year, and more and more people have private car, and with stone
Enhancing of the exhaustion and people of oily resource to environmental consciousness, traditional fuel-engined vehicle gradually change to new-energy automobile.
New-energy automobile includes pure electric vehicle, hybrid power and fuel cell car etc., all that motor and accumulator has been used to make
For the new-energy automobile of electric drive and energy recycle device, power drive system generally comprises driving motor and electric machine controller
Deng wherein driving motor is new-energy automobile active power, it is therefore desirable to carry out every test to driving motor.And it existing answers
The test event environment deployment of Motor Measuring System for new-energy automobile is difficult, test result and real steering vectors result difference
Greatly, and the all-round property testing of power assembly system is can not achieve, causes test event more, increases testing cost.
Invention content
It is an object of the invention to propose a kind of Motor Measuring System, prior art test environment deployment hardly possible, test are solved
Data and the big problem of real vehicle data difference.
A kind of Motor Measuring System, including host computer, master control system, entire car controller, electric machine controller, power battery
System, dynamometer machine, power analyzer and torductor, the master control system, the host computer, the entire car controller,
The electric machine controller is connected with the electrokinetic cell system by CAN bus, and the electric machine controller connects drive to be tested
Dynamic motor, the electrokinetic cell system are used to provide electric energy, the vehicle control for the electric machine controller and the driving motor
Device connection gas pedal, brake pedal and gear processed, the entire car controller, which is used to send control to the electric machine controller, to be referred to
It enables, the electric machine controller is used to control the direction of rotation of the driving motor after receiving the control instruction, rotating speed, turns
Square, and give the voltage of the driving motor, electric current, temperature Real-time Feedback to the host computer, institute by the power analyzer
It states master control system, the dynamometer machine, the torductor and the driving motor to be sequentially connected, the dynamometer machine is used for mould
The road load of quasi- vehicle, the torductor are used to measure the reality output torque and rotating speed of the driving motor, and anti-
The master control system of feeding carries out operation.
According to Motor Measuring System proposed by the present invention, can be passed by the data of CAN network between rack and measured piece
It is defeated, the test of electric drive and power assembly system overall performance under the variable working condition of simulation real vehicle is realized, test environment is disposed more
Add simply, and test data and real vehicle data difference smaller, the system can carry out the connection of entire car controller and electric machine controller
Commissioning is tried, and the joint debugging test of entire car controller and electric machine controller, electrokinetic cell system can also be carried out, in testing completely by
Electrokinetic cell system provides the energy source of driving motor, can carry out the course continuation mileage test under different kinds of roads regulation operating mode,
So as to carry out joint test to the comprehensive performance of driving motor, it is comprehensive that dynamic property, economy of driving motor etc. is grasped comprehensively
The matching index for closing performance reduces test event to instruct the optimization of each parameter in entire power drive system, save test at
This, in addition, control and data that Motor Measuring System realizes each test block of internal system using CAN bus communicate, reliability
Higher can carry out real-time display and monitoring by host computer, and test result is more intuitive.
In addition, according to Motor Measuring System provided by the invention, there can also be following additional technical characteristic：
Further, the master control system includes real-time controller and auto model, and the real-time controller passes through CAN
Bus is connect with the host computer, and the entire car controller receives the host computer through the real-time controller by CAN bus
The torque that sends out, rotating speed output request, then the torque that is sent out the real-time controller by the real-time controller, rotating speed are defeated
Go out request and be sent to the auto model, the auto model is to receive torque, rotating speed that the real-time controller sends out defeated
After going out request, the load of the driving motor is calculated in real time, and is applied on the dynamometer machine.
Further, the power analyzer carries out real-time communication, the work(by Ethernet and the real-time controller
Rate analyzer be additionally operable to measure the voltage of the driving motor and the electric machine controller, electric current, actual power, active power,
Reactive power, power factor, rotating speed, and test result is fed back into the real-time controller.
Further, the electrokinetic cell system includes power battery and battery management system, the battery management system
It is connect by CAN bus with the entire car controller, the battery management system is used to monitor the work shape of the power battery
State, the entire car controller be used for receive the electric machine controller and the battery management system feedback the driving motor and
The operating status of the power battery.
Further, the master control system passes through for receiving the electrokinetic cell system described in CAN bus transmission
The real time information of power battery, real time information includes battery temperature, electricity, monomer pressure difference, total voltage, total current, with described
The working condition of the electrokinetic cell system is monitored on host computer in real time.
Further, the electrokinetic cell system is transmitted with the driving motor and the electric machine controller by power line
Data and energy.
Further, the dynamometer machine carries out real-time Data Transmission by gateway and the master control system.
Further, the dynamometer machine passes through dynamometer machine power supply power supply.
Further, it when the test case in E-Gas and non-driver pattern, is proposed by the host computer
Test request is sent to by CAN bus in the auto model, and the dynamometer machine calculates in real time according to the auto model
The load of the driving motor, the entire car controller receive the host computer by CAN bus and are sent out through the real-time controller
Torque, the rotating speed output request gone out, the driving motor and the electric machine controller, the electrokinetic cell system are to described real-time
The output of controller responds, to drive the driving motor according to the torque, rotating speed output request rotation, the torque
Measuring instrument measures the reality output torque of the driving motor and rotating speed and feeds back to the auto model and carry out operation, is formed and is turned
The closed-loop control of speed and torque；
When the test case in pedal accelerator and driver's mode situation, gas pedal is trampled by driver, is stopped
The operation of vehicle pedal and gear proposes that drive demand, drive demand are converted into rotating speed by the entire car controller, turn
Square, status signal, are sent to the master control system, and the master control system receives real-time by the auto model after signal
The load of the driving motor is calculated, meanwhile, the input request of driver transmits the motor control by the entire car controller
Device processed and the electrokinetic cell system are asked, the entire car controller with output torque request and electrokinetic cell system charge and discharge
Receive driving motor operating status and the electrokinetic cell system operation of the electric machine controller and electrokinetic cell system feedback
State, the master control system is by CAN communication to the driving motor and the electrokinetic cell system on the host computer
Operating status real-time display.
Further, the Motor Measuring System further includes analog power, and the analog power is for substituting the power
Battery system, the analog power are connect with the master control system by CAN bus, and the analog power is used to be the drive
Dynamic motor and the electric machine controller provide bidirectional DC power supply, to realize the simulation of battery behavior parameter.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination following accompanying drawings to embodiment
Obviously and it is readily appreciated that, wherein：
Fig. 1 is the structure diagram of the Motor Measuring System of first embodiment of the invention；
Fig. 2 is the structure diagram of the Motor Measuring System of second embodiment of the invention.
Specific implementation mode
To keep objects, features and advantages of the present invention more obvious and easy to understand, below in conjunction with the accompanying drawings to the tool of the present invention
Body embodiment is described in detail.Several embodiments of the present invention are given in attached drawing.But the present invention can be with many not
With form realize, however it is not limited to embodiment described herein.Make to this on the contrary, purpose of providing these embodiments is
The disclosure of invention is more thorough and comprehensive.
It should be noted that when element is referred to as " being fixedly arranged on " another element, it can be directly on another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side ", "upper", "lower" and similar statement for illustrative purposes only, do not indicate or imply the indicated device or member
Part must have a particular orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can be machine
Tool connects, and can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two members
Connection inside part.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.Term " and or " used herein include the arbitrary of one or more relevant Listed Items and
All combinations.
Referring to Fig. 1, the Motor Measuring System that the first embodiment of the present invention proposes, including host computer 11, main control system
System 12, entire car controller 13, electric machine controller 14, electrokinetic cell system 15, dynamometer machine 16, power analyzer 17 and torque measurement
Instrument 18.
The master control system 12, the host computer 11, the entire car controller 13, the electric machine controller 14 and described
Electrokinetic cell system 15 is connected by CAN bus, and is carried out using EtherCAT real-time bus and the driving unit of dynamometer machine 16
The control sum number of each test block inside Motor Measuring System is realized in communication by CAN bus (including CAN lines (H), CAN lines (L))
According to communication.Master control system 12 is mainly used for controlling the operation of Motor Measuring System.
The electric machine controller 14 connects driving motor 19 to be tested, therefore, electric machine controller 14 and driving motor 19
Constitute measured piece 30, i.e. driving motor system.The electrokinetic cell system 15 is used for as the electric machine controller 14 and described
Driving motor 19 provides electric energy, specifically, the electrokinetic cell system 15 and the driving motor 19 and the electric machine controller
14 pass through power line transmission data and energy.
The entire car controller 13 connects gas pedal, brake pedal and gear, the gas pedal, brake pedal, shelves
Drive demand of the position for simulating real vehicle driver, and drive demand is passed into entire car controller 13.The entire car controller
13 control centre for simulating control automobile is specifically used for receiving throttle and brake pedal, gear position operation, can be used for verifying
Integrated vehicle control tactics in test entire car controller, and control entire Motor Measuring System.
The entire car controller 13 is used to send control instruction to the electric machine controller 14, and the electric machine controller 14 is used
In controlling the direction of rotation of the driving motor 19, rotating speed, torque after receiving the control instruction, and pass through the power
Analyzer 17 gives the voltage of the driving motor 19, electric current, temperature Real-time Feedback to the host computer 11, the master control system
12, the dynamometer machine 16, the torductor 18 and the driving motor 19 are sequentially connected, and the dynamometer machine 16 is for simulating
The road load of vehicle, specifically, the dynamometer machine 16 is connect by gateway 20 with the master control system 12, it is real-time to carry out
Data transmission.
The torductor 18 is used to measure the reality output torque and rotating speed of the driving motor 19, and feeds back to institute
It states master control system 12 and carries out operation.
Specifically, the master control system 12 includes real-time controller 121 and auto model 122, the real-time controller
121 are connect by CAN bus with the host computer 11, and the entire car controller 13 receives the host computer 11 by CAN bus
Torque, the rotating speed output request sent out through the real-time controller 121, then will be described real-time by the real-time controller 121
Torque that controller 121 is sent out, rotating speed output request are sent to the auto model 122, and the auto model 122 is receiving
After torque that the real-time controller 121 is sent out, rotating speed output request, the load of the driving motor 19 is calculated in real time, and
It is applied on the dynamometer machine 16.The dynamometer machine 16 can be powered by measurement of power electromechanical source 21, and be not take up power battery system
The electric energy of system 15.
In the present embodiment, the power analyzer 17 carries out real-time communication by Ethernet and the real-time controller 121,
The power analyzer 17 is additionally operable to measure the voltage of the driving motor 19 and the electric machine controller 14, electric current, practical work(
Rate, active power, reactive power, power factor, rotating speed etc., and test result is fed back into the real-time controller 121.
The electrokinetic cell system 15 includes power battery 151 and battery management system 152, the battery management system
152 are connect with the entire car controller 13 by CAN bus, and the battery management system 152 is for monitoring the power battery
151 working condition, the entire car controller 13 are anti-for receiving the electric machine controller 14 and the battery management system 152
The operating status of the driving motor 19 and the power battery 151 of feedback.
Specifically, the master control system 12 is for receiving the institute that the electrokinetic cell system 15 is transmitted by CAN bus
State the real time information of power battery 151, real time information includes battery temperature, electricity, monomer pressure difference, total voltage, total current etc., with
Monitor the working condition of the electrokinetic cell system 15 in real time on the host computer 11.
Above-mentioned Motor Measuring System, when the test case in E-Gas and non-driver pattern, on described
Position machine 11 proposes test request, is sent in the auto model 122 by CAN bus, the dynamometer machine 16 is according to the vehicle
Model 122 calculates the load of the driving motor 19 in real time, and the entire car controller 13 is received by CAN bus on described
Position machine 11 sent out through the real-time controller 121 torque, rotating speed output request, the driving motor 19 and the motor control
Device 14, the electrokinetic cell system 15 respond the output of the real-time controller 121, to drive the driving motor 19
According to the torque, rotating speed output request rotation, the reality output that the torductor 18 measures the driving motor 19 is turned round
Square and rotating speed simultaneously feed back to the progress operation of the auto model 122, form the closed-loop control of rotating speed and torque；
When the test case in pedal accelerator and driver's mode situation, gas pedal is trampled by driver, is stopped
The operation of vehicle pedal and gear proposes that drive demand, drive demand are converted into rotating speed by the entire car controller 13, turn
Square, status signal, are sent to the master control system 12, and the master control system 12 receives after signal through the auto model
122 calculate the load of the driving motor 19 in real time, meanwhile, the input request of driver is transmitted by the entire car controller 13
The electric machine controller 14 and the electrokinetic cell system 15 are asked with output torque request and electrokinetic cell system charge and discharge,
The entire car controller 13 receives the driving motor operation shape that the electric machine controller 14 and the electrokinetic cell system 15 are fed back
State and electrokinetic cell system operating status, the master control system 12 is by CAN communication to the drive on the host computer 11
The operating status real-time display of dynamic motor 19 and the electrokinetic cell system 15.
According to the Motor Measuring System that the present embodiment proposes, the data of CAN network between rack and measured piece can be passed through
Transmission realizes the test of electric drive and power assembly system overall performance under the variable working condition of simulation real vehicle, test environment deployment
Simpler, and test data and real vehicle data difference smaller, which can carry out entire car controller and electric machine controller
Joint debugging is tested, and can also carry out the joint debugging test of entire car controller and electric machine controller, electrokinetic cell system, in testing completely
The energy source that driving motor is provided by electrokinetic cell system, the course continuation mileage that can be carried out under different kinds of roads regulation operating mode are surveyed
Examination grasps dynamic property, the economy etc. of driving motor comprehensively so as to carry out joint test to the comprehensive performance of driving motor
The matching index of comprehensive performance reduces test event to instruct the optimization of each parameter in entire power drive system, save test at
This, in addition, control and data that Motor Measuring System realizes each test block of internal system using CAN bus communicate, reliability
Higher can carry out real-time display and monitoring by host computer, and test result is more intuitive.
Referring to Fig. 2, the Motor Measuring System that second embodiment of the invention provides, the difference with first embodiment exist
In, the present embodiment Motor Measuring System first embodiment substantially, further include analog power 22, the analog power 22
For substituting the electrokinetic cell system 15, the analog power 22 is connect with the master control system 12 by CAN bus, institute
Analog power 22 is stated for providing bidirectional DC power supply for the driving motor 19 and the electric machine controller 14, and carries out battery
The simulation of characteristic.Electrokinetic cell system 15 can be changed to analog power 22 during the test, to carry out driving motor
19 endurance test further increases the test event of motor, and the test for promoting Motor Measuring System is comprehensive.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in can be combined in any suitable manner.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of Motor Measuring System, which is characterized in that including host computer, master control system, entire car controller, motor control
Device, electrokinetic cell system, dynamometer machine, power analyzer and torductor, it is the master control system, the host computer, described
Entire car controller, the electric machine controller are connected with the electrokinetic cell system by CAN bus, the electric machine controller connection
Driving motor to be tested, the electrokinetic cell system are used to provide electric energy for the electric machine controller and the driving motor,
The entire car controller connection gas pedal, brake pedal and gear, the entire car controller are used for the electric machine controller
Control instruction is sent, the electric machine controller is used to control the rotation side of the driving motor after receiving the control instruction
To, rotating speed, torque, and by the power analyzer by the voltage of the driving motor, electric current, temperature Real-time Feedback to described
Host computer, the master control system, the dynamometer machine, the torductor and the driving motor are sequentially connected, the survey
Work(machine is used to simulate the road load of vehicle, the torductor be used to measure the driving motor reality output torque and
Rotating speed, and feed back to the master control system and carry out operation.
2. Motor Measuring System according to claim 1, which is characterized in that the master control system includes real-time controller
And auto model, the real-time controller are connect by CAN bus with the host computer, the entire car controller is total by CAN
Line receives torque, the rotating speed output request that the host computer is sent out through the real-time controller, then passes through the real-time controller
Torque that the real-time controller is sent out, rotating speed output request are sent to the auto model, the auto model is receiving
After torque, the rotating speed output sent out to the real-time controller is asked, the load of the driving motor is calculated in real time, and apply
In on the dynamometer machine.
3. Motor Measuring System according to claim 2, which is characterized in that the power analyzer passes through Ethernet and institute
It states real-time controller and carries out real-time communication, the power analyzer is additionally operable to measure the driving motor and the electric machine controller
Voltage, electric current, actual power, active power, reactive power, power factor, rotating speed, and test result is fed back into the reality
When controller.
4. Motor Measuring System according to claim 1, which is characterized in that the electrokinetic cell system includes power battery
And battery management system, the battery management system are connect with the entire car controller by CAN bus, the battery management system
The working condition united for monitoring the power battery, the entire car controller is for receiving the electric machine controller and the electricity
Pond manages the operating status of the driving motor and the power battery of system feedback.
5. Motor Measuring System according to claim 4, which is characterized in that the master control system is described dynamic for receiving
The real time information for the power battery that power battery system is transmitted by CAN bus, real time information include battery temperature, electricity,
Monomer pressure difference, total voltage, total current, to monitor the working condition of the electrokinetic cell system in real time on the host computer.
6. Motor Measuring System according to claim 1, which is characterized in that the electrokinetic cell system and driving electricity
Machine and the electric machine controller pass through power line transmission data and energy.
7. Motor Measuring System according to claim 1, which is characterized in that the dynamometer machine passes through gateway and the master control
System processed carries out real-time Data Transmission.
8. Motor Measuring System according to claim 1, which is characterized in that the dynamometer machine is supplied by measurement of power electromechanical source
Electricity.
9. Motor Measuring System according to claim 2, which is characterized in that when in E-Gas and non-driver pattern
Test case when, by the host computer propose test request, be sent in the auto model by CAN bus, it is described
Dynamometer machine calculates the load of the driving motor according to the auto model in real time, and the entire car controller passes through CAN bus
Receive torque, rotating speed output request, the driving motor and the motor that the host computer is sent out through the real-time controller
Controller, the electrokinetic cell system respond the output of the real-time controller, with drive the driving motor according to
The torque, rotating speed output request rotation, the torductor measure the reality output torque and rotating speed of the driving motor
And feed back to the auto model and carry out operation, form the closed-loop control of rotating speed and torque；
When the test case in pedal accelerator and driver's mode situation, gas pedal is trampled by driver, brake is stepped on
The operation of plate and gear proposes that drive demand, drive demand are converted into rotating speed, torque, shape by the entire car controller
State signal, is sent to the master control system, and the master control system is calculated after receiving signal by the auto model in real time
The load of the driving motor, meanwhile, the input request of driver transmits the electric machine controller by the entire car controller
With the electrokinetic cell system, asked with output torque request and electrokinetic cell system charge and discharge, the entire car controller receives
The driving motor operating status and electrokinetic cell system operating status of the electric machine controller and electrokinetic cell system feedback,
Operation of the master control system by CAN communication on the host computer to the driving motor and the electrokinetic cell system
State real-time display.
10. according to the Motor Measuring System described in claim 1 to 9 any one, which is characterized in that the Motor Measuring System
Further include analog power, the analog power is for substituting the electrokinetic cell system, the analog power and the main control
System is connected by CAN bus, the analog power be used for for the driving motor and the electric machine controller provide it is two-way directly
Galvanic electricity source, to realize the simulation of battery behavior parameter.
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| CN110441686A (en) * | 2019-08-14 | 2019-11-12 | 北京理工大学 | It is a kind of based on real-time vehicle condition load under Motor Measuring System and its monitoring method |
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| CN116678639A (en) * | 2023-05-30 | 2023-09-01 | 中国第一汽车股份有限公司 | Vehicle testing method and device based on real-time driving power and storage medium |
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