CN205593761U - Intelligent electric automobile drive system test platform - Google Patents
Intelligent electric automobile drive system test platform Download PDFInfo
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- CN205593761U CN205593761U CN201620436427.0U CN201620436427U CN205593761U CN 205593761 U CN205593761 U CN 205593761U CN 201620436427 U CN201620436427 U CN 201620436427U CN 205593761 U CN205593761 U CN 205593761U
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- test platform
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- signal conditioning
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Abstract
The utility model relates to an intelligent electric automobile drive system test platform, include: test platform control the panel connect AD converting circuit with, AD converting circuit connects signal conditioning circuit, AD converting circuit connects signal conditioning circuit, signal conditioning circuit connects voltage current sensor, and voltage current sensor connects powered storage battery, and signal conditioning circuit connects voltage current sensor, and voltage current sensor connects three phase current, test platform controls the panel and connects driving motor controller, dynamometer machine controller and serial communication line respectively, driving motor controller connects brushless DC motor, brushless DC motor connects coupling device. The utility model discloses realize the platform intellectuality and control, can the simplified operation flow, improve testing accuracy, efficiency of software testing and platform interference killing feature.
Description
Technical field
This utility model relates to electric automobile field, particularly relates to a kind of Intellectualized electric automobile driving system
Test platform.
Background technology
Drive system is as control system of electric automobile core, and it is excellent that its performance quality concerns vehicle performance
Bad.Conventional drive system test platform typically uses energy expenditure type magnetic hysteresis, magnetic powder, electric eddy current dynamometer,
Bulky also waste the energy, braking energy feedback test can not be completed, use electric power measurement of power although existing
Machine biaxial loadings is tested, but whole platform coordinated regulation to get up not be so simple, PC control with
Each several part controls individually separately manipulation, usually can spend the long period and complete all dependence tests and whole
Platform capacity of resisting disturbance is the most relatively poor.
Utility model content
The purpose of this utility model is to provide a kind of Intellectualized electric automobile driving system test platform, main
Solving the defect existing for above-mentioned prior art, testing efficiency is relatively low, platform poor anti jamming capability.
For solving above-mentioned technical problem, this utility model is realized in.
This utility model one Intellectualized electric automobile driving system test platform, including: power accumulator,
Voltage-current sensor, signal conditioning circuit and, AC/DC A/D change-over circuit and, drive motor control
Device processed, brshless DC motor, coupling device, rotational speed and torque measuring instrument, serial communication line, test platform
Control panel, direct current dynamometer, Dynamometer Control device, three phase mains and voltage-current sensor；Wherein,
Test platform control panel connect A/D change-over circuit and, A/D change-over circuit connect signal conditioning circuit,
A/D change-over circuit connects signal conditioning circuit；Signal conditioning circuit connects voltage-current sensor, voltage
Current sensor connects power accumulator, and signal conditioning circuit connects voltage-current sensor, voltage x current
Sensor connects three phase mains；Test platform control panel connects drive motor controller, dynamometer machine respectively
Controller and serial communication line；Drive motor controller connects brshless DC motor；Brshless DC motor is even
Shaft device in succession；Coupling device connects direct current dynamometer；Direct current dynamometer dynamometer machine for connecting controller；String
Port communications line connects rotational speed and torque measuring instrument；And rotational speed and torque measuring instrument connects coupling device.
Further, test platform control panel comprise operation control function key, data acquisition display apparatus and
Tangible formula host computer operation and control interface.
Further, drive motor controller comprises control chip, insulation blocking drive circuit and unsteady flow electricity
Road.
Further, Dynamometer Control device comprises control chip, Drive Protecting Circuit and convertor circuit.
This utility model advantage compared with existing product is: whole design platform mainly relies on and is integrated in
Operating control panel together, function button works in coordination with that touch control operation interface is quick, convenient, it is every to be precisely accomplished
Test event, test platform uses dragging mode, and it is two-way that electric machine controller used can realize energy
Circulation, it is ensured that high efficiency of energy saving utilizes.
Accompanying drawing explanation
Fig. 1 is Intellectualized electric automobile driving system test platform hardware block diagram of the present utility model.
Fig. 2 is that Intellectualized electric automobile driving system test platform control panel of the present utility model controlled
Journey sketch.
Fig. 3 is Intellectualized electric automobile driving system test platform driving side power conversion of the present utility model
Circuit.
Fig. 4 is Intellectualized electric automobile driving system test platform current detection circuit of the present utility model.
Fig. 5 is Intellectualized electric automobile driving system test platform alternating voltage of the present utility model detection electricity
Road.
Fig. 6 is Intellectualized electric automobile driving system test platform tachometric survey circuit of the present utility model.
Detailed description of the invention
The invention mainly relates to Intellectualized electric automobile driving system test platform research design field.Substantially
From the point of view of Intellectualized electric automobile driving system test platform mainly include following components: battery management
System, tested electric machine control system, Dynamometer Control System, upper machine communication and data acquisition control system
System.In view of current test platform complex operation, such as during test simulative automobile standard road operating mode, need
Speed is converted to motor speed be input to the most one by one test in software, test trouble also error, and this
Invention designs in the software that write direct by conventional several standard Road quality simulation work informations and is separately configured to one
Individual function key, needs directly to press during test function key, coordinates touch control operation interface easily can complete to be correlated with
Arrange and start test, saving time and the most also can ensure test accuracy.Whole design platform mainly relies on collection
Becoming to operate control panel, function button is worked in coordination with that touch control operation interface is quick, convenient, is precisely accomplished together
Every test event, test platform uses dragging mode, and electric machine controller used can realize energy
Two-way circulate, it is ensured that high efficiency of energy saving utilizes.
Refer to Fig. 1-6, the utility model discloses a kind of Intellectualized electric automobile driving system test flat
Platform, including: power accumulator 1, voltage-current sensor 2, signal conditioning circuit 3, A/D changes electricity
Road 4 and 16, drive motor controller 5, brshless DC motor 6, coupling device 7, rotational speed and torque is measured
Instrument 8, serial communication line 9, test platform control panel 10, direct current dynamometer 11, Dynamometer Control device
12, three phase mains 13, voltage-current sensor 14, signal conditioning circuit 15.Wherein, test platform
Control panel 10 connects A/D change-over circuit 4 and 16, and A/D change-over circuit 4 connects signal conditioning circuit
3, A/D change-over circuits 16 connect signal conditioning circuit；Signal conditioning circuit 3 connects voltage x current sensing
Device 2, voltage-current sensor 2 connects power accumulator 1, and signal conditioning circuit 15 connects voltage x current
Sensor 14, voltage-current sensor 14 connects three phase mains 13.Test platform control panel 10 is respectively
Connect drive motor controller 5, Dynamometer Control device 12, serial communication line 9, drive motor controller 5
Connecting brshless DC motor 6, brshless DC motor 6 connects coupling device 7, and coupling device 7 connects direct current
Dynamometer machine 11, direct current dynamometer 11 dynamometer machine for connecting controller 12, serial communication line 9 connects rotating speed and turns
Square measuring instrument 8, rotational speed and torque measuring instrument 8 connects coupling device 7.It addition, test platform control panel
10 comprise operation controls function key, data acquisition display apparatus, tangible formula host computer operation and control interface；Drive
Electric machine controller 5 comprises control chip, insulation blocking drive circuit, convertor circuit；Dynamometer Control device
12 comprise control chip, Drive Protecting Circuit, convertor circuit.
Embodiment 1:
In order to meet the test by measured motor universality energy, platform uses dragging mode to build, can
Realize the feedback of electric energy when necessary test event can simulate again the brake of tested motor braking；Whole test platform
Motor is controlled by power inverter respectively that use two bidirectional reversibles, sends out no matter which motor is in
Electricity condition, can recycle electric energy, and platform is in view of by measured motor driving, feedback braking efficiency
Problem, adds two-way DC/DC changer between accumulator and power inverter.Test platform mainly depends on
Torr integrates operation control panel, and it is quick, convenient, accurate that function button works in coordination with touch control operation interface
Complete all kinds of test event, panel arranges individually control function key and makes when test, to eliminate some surveys
Examination project data conversion, input trouble, operating efficiency is obviously improved, man-machine interaction touch host computer circle
Many that face realizes also having made easy to operate.
Embodiment 2:
The core of test platform controls control panel exactly, and a series of test events are the most thus joined
Number is arranged.Test platform basic operation button, host computer, real-time communication data are shown and are integrated in by platform
On one control panel, controlling guidance panel also will such as platform test control model, road condition simulation
The essential test events such as test, automobile accelerated test, feedback braking test are arranged to independent function key,
As long as press this function key when these projects tested by needs, operation interface will this test item of automatic spring
Mesh detail parameters setting options, only need to click on gently and just can start test.Test particularly with road condition,
Data reduction all must be then input in interface test by general manipulation software again, this operating mode key sets
Having become several frequently seen traffic information, only need to click on selection carries out that road conditions test just.Controller with
Motor is set up by CAN communication line and is stably connected with, and controller includes again the circuit such as driving, insulation blocking.
Embodiment 3:
Tested power of motor translation circuit is made up of 3 brachium pontis, and each brachium pontis is imitated by two MOSFET fields
Should form by pipe parallel diode, power conversion circuit becomes three-phase alternating current to be input to motor DC inverter
In.Accumulator reduces due to capacity when power supply, and cell voltage may have a pressure drop, system feedback electricity
When energy, possible brownout charge efficiency is the lowest, in order to solve problem above, becomes with power in accumulator
Two-way DC/DC changer, switching tube S during boosting is added between parallel operation2Conducting, S1Cut-off, during blood pressure lowering
S1Conducting, S2Cut-off, it is ensured that voltage stabilization during driving, efficient recovery electric energy during feedback.
Embodiment 4:
For current detecting, Hall current sensor is used to obtain becoming certain with electric current through a series of changes
The voltage of relation, first the current signal of input via using resistance to become voltage, is put by computing the most again
Big device amplification, resistance and capacitor filtering output voltage signal.Alternating voltage is detected, uses voltage mutual
Sensor, becomes small voltage signal through voltage transformer, straight through the output of H bridge rectification circuit the most again
Stream voltage, DC voltage is again by electric capacity, resistance filter shape output sampled voltage signal.
Embodiment 5:
Motor speed measurement, mainly has M method (frequency method), T method (periodic method), M/T method (frequently
Rate/periodic method), T method has carried out the calculating of rotating speed to each tacho-pulse, maximally utilises
The rotary speed information that sensor is provided, can reflect rotation speed change process in real time.One block of permanent magnet is fixed
At motor shaft top rotary table edge, rotating disk rotates with rotating shaft, installs Hall revolution speed transducer below rotating disk, when
Magnet just produces calibration pulse signal through sensor front, and output pulse signal is through electric capacity, resistance
Filtering, then by amplifier processing and amplifying, eventually passes audion shaping and nurses one's health into a processor and can locate
The standard square pulse signal of reason.
It is only preferred embodiment of the present utility model in sum, is not used for limiting this utility model
Practical range.The most all equivalence changes made according to the content of this utility model claim and modification,
All should be technology category of the present utility model.
Claims (4)
1. an Intellectualized electric automobile driving system test platform, it is characterized in that, including: power accumulator (1), voltage-current sensor (2), signal conditioning circuit (3, 15), AC/DC A/D change-over circuit (4, 16), drive motor controller (5), brshless DC motor (6), coupling device (7), rotational speed and torque measuring instrument (8), serial communication line (9), test platform control panel (10), direct current dynamometer (11), Dynamometer Control device (12), three phase mains (13) and voltage-current sensor (14)；Wherein, test platform control panel (10) connects A/D change-over circuit (4,16), A/D change-over circuit (4) connects signal conditioning circuit (3), and A/D change-over circuit (16) connects signal conditioning circuit (15)；Signal conditioning circuit (3) connects voltage-current sensor (2), voltage-current sensor (2) connects power accumulator (1), signal conditioning circuit (15) connects voltage-current sensor (14), and voltage-current sensor (14) connects three phase mains (13)；Test platform control panel (10) connects drive motor controller (5), Dynamometer Control device (12) and serial communication line (9) respectively；Drive motor controller (5) connects brshless DC motor (6)；Brshless DC motor (6) connects coupling device (7)；Coupling device (7) connects direct current dynamometer (11)；Direct current dynamometer (11) dynamometer machine for connecting controller (12)；Serial communication line (9) connects rotational speed and torque measuring instrument (8)；And rotational speed and torque measuring instrument (8) connects coupling device (7).
2. a kind of Intellectualized electric automobile driving system test platform as claimed in claim 1, it is characterised in that: test platform control panel (10) comprises operation and controls function key, data acquisition display apparatus and tangible formula host computer operation and control interface.
3. a kind of Intellectualized electric automobile driving system test platform as claimed in claim 1, it is characterised in that: drive motor controller (5) comprises control chip, insulation blocking drive circuit and convertor circuit.
4. a kind of Intellectualized electric automobile driving system test platform as claimed in claim 1, it is characterised in that: Dynamometer Control device (12) comprises control chip, Drive Protecting Circuit and convertor circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620436427.0U CN205593761U (en) | 2016-05-13 | 2016-05-13 | Intelligent electric automobile drive system test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620436427.0U CN205593761U (en) | 2016-05-13 | 2016-05-13 | Intelligent electric automobile drive system test platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205593761U true CN205593761U (en) | 2016-09-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620436427.0U Expired - Fee Related CN205593761U (en) | 2016-05-13 | 2016-05-13 | Intelligent electric automobile drive system test platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN205593761U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663617A (en) * | 2018-04-28 | 2018-10-16 | 武汉至驱动力科技有限责任公司 | Electric vehicle Modular Flexible power-measuring system and measurement of power method |
| 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 |
| CN111796575A (en) * | 2020-06-02 | 2020-10-20 | 东风汽车集团有限公司 | System and method for testing performance of inverter in new energy automobile motor controller |
| CN114120736A (en) * | 2021-10-29 | 2022-03-01 | 深圳职业技术学院 | Drive motor practical training teaching system and test method for electric automobile |
-
2016
- 2016-05-13 CN CN201620436427.0U patent/CN205593761U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663617A (en) * | 2018-04-28 | 2018-10-16 | 武汉至驱动力科技有限责任公司 | Electric vehicle Modular Flexible power-measuring system and measurement of power method |
| 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 |
| CN111796575A (en) * | 2020-06-02 | 2020-10-20 | 东风汽车集团有限公司 | System and method for testing performance of inverter in new energy automobile motor controller |
| CN114120736A (en) * | 2021-10-29 | 2022-03-01 | 深圳职业技术学院 | Drive motor practical training teaching system and test method for electric automobile |
| CN114120736B (en) * | 2021-10-29 | 2023-10-03 | 深圳职业技术学院 | Driving motor practical training teaching system and test method for electric automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160921 Termination date: 20170513 |