CN103895525B - Power-driven system and electric motor car - Google Patents
Power-driven system and electric motor car Download PDFInfo
- Publication number
- CN103895525B CN103895525B CN201210584286.3A CN201210584286A CN103895525B CN 103895525 B CN103895525 B CN 103895525B CN 201210584286 A CN201210584286 A CN 201210584286A CN 103895525 B CN103895525 B CN 103895525B
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- power
- external rotor
- rotor electric
- power brick
- electric machine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Abstract
The invention discloses a kind of power-driven system and electric motor car, comprise multiple the have power brick of charge port, multiple inverter and multiple external rotor electric machines, the corresponding one or more described inverters of each described power brick, described inverter is corresponding one by one with described external rotor electric machine, and described inverter connects the described power brick corresponding with it and the described external rotor electric machine corresponding with it. Due to two power brick being set, each power brick all configures corresponding inverter and external rotor electric machine, and each power brick can be charged simultaneously, has improved charging rate; Effectively alleviate the weight of each power brick, power brick is easily changed; In the time of the part shortcoming of power-driven system or kakergasia, remainder also can make electric motor car cyllopodia go home or move to repair place.
Description
Technical field
The present invention relates to electric automobiles.
Background technology
Existing electric automobile is driven by power-driven system, this power-driven system generally comprise 1 power brick,1 inverter and 1 drive unit, then mix differential mechanism, in front axle or rear axle, form two-wheel drive on one side;Or 1 power brick mixes 2 inverters and 2 drive units, independent respectively on axle both sidesAssembling differential mechanism, forms four-wheel drive. ,, in battery charging, electric automobile is all that 1 power brick is establishedPutting 1 charge port charges.
Existing power-driven system has following shortcoming: the charging interval is long, when battery occurs when abnormal, or eachWhen part imperfection, automobile is difficult to cyllopodia and goes home or move to nearest repairing place.
Summary of the invention
The invention provides a kind of new electric motor car.
The invention provides a kind of power-driven system, be applied to electric motor car, comprise multiple electricity with charge portChi Bao, multiple inverter and multiple external rotor electric machine, each described power brick is corresponding one or more described contraryBecome device, described inverter is corresponding one by one with described external rotor electric machine, and described inverter connects the institute corresponding with itState power brick and the described external rotor electric machine corresponding with it.
At least two, multiple fingers.
Electric motor car comprises pure battery power motor vehicle and hybrid motor vehicle. Motor vehicle comprise two-wheeled, three-wheel,Four-wheel or other many wheel motor vehicles. General, motor vehicle refers to automobile, as four-wheel automobile.
External rotor electric machine generally comprises stator and rotor, and stator is fixed, and rotor is enclosed within the outside of stator also canAround stator rotation, the driving wheel of this rotor driving machine motor-car.
Described power brick, inverter and external rotor electric machine are corresponding one by one. In such cases, power brick, inversionThe quantity of device and external rotor electric machine can equate, has been equivalent to form multiple driven by power branch roads in parallel, eachBranch road drives the driving wheel of a motor vehicle, and this power-driven system can be applied to two-wheel drive automobile.
Corresponding two the described inverters of each described power brick. In such cases, inverter and external rotor electric machineQuantity can be more than the quantity of power brick, this power-driven system can be applied to four-wheel drive car.
Described power-driven system also comprises a battery management system, each described power brick all with described batteryAdministration module connects. This battery management system can be controlled the duty of each external rotor electric machine.
Described external rotor electric machine comprises stator, rotor and motor shaft, and described stator is fixed, and described stator sleeve existsThe outside of described motor shaft, described rotor is enclosed within the outside of described stator and can rotates, described motor shaft withDescribed rotor is fixed. Rotor drives the driving wheel of electric motor car by motor shaft.
Two described external rotor electric machines are placed in the inside of same housing and form external rotor electric suite, described outsideThe motor shaft coaxial line of two described external rotor electric machines of rotor electric machine external member.
A kind of electric motor car, comprises multiple driving wheels and described power-driven system, described power-driven systemExternal rotor electric machine corresponding one by one with described driving wheel, the outer rotor motor driven of described power-driven system withThe described driving wheel of its correspondence.
Described external rotor electric machine directly drives the described driving wheel corresponding with it. External rotor electric machine can be by turningSon or motor shaft directly drive the driving wheel of electric motor car. This mode directly driving as: fixing or pass through constant speedUniversal joint connects.
The invention has the beneficial effects as follows: 1) due to two power brick being set, each power brick all configures the contrary of correspondenceBecome device and external rotor electric machine, each power brick can be charged simultaneously, has improved charging rate; Effectively alleviate everyThe weight of individual power brick, easily changes power brick; When part shortcoming or the function of power-driven systemWhen bad, remainder also can make electric motor car cyllopodia go home or move to repair place. 2) according to travelling road conditions,The duty of each external rotor electric machine can effectively be controlled and coordinate to battery management system.
Brief description of the drawings
Fig. 1 is the structured flowchart of power-driven system the first detailed description of the invention;
Fig. 2 is the structured flowchart of power-driven system the second detailed description of the invention;
Fig. 3 is the structural representation of the external rotor electric machine of power-driven system;
Fig. 4 is the structural representation of the external rotor electric suite of power-driven system.
Detailed description of the invention
By reference to the accompanying drawings the present invention is described in further detail below by detailed description of the invention.
For a power-driven system for electric motor car, comprise that at least two have the power brick of charge port, extremelyFew two inverters and at least two external rotor electric machines, the corresponding one or more inverters of each power brick, contraryBecome device corresponding one by one with external rotor electric machine, the input of each inverter connects the power brick corresponding with it, everyThe output of individual inverter connects the external rotor electric machine corresponding with it, power brick by inverter to external rotor electricMachine power supply.
Power brick, inverter and the external rotor electric machine of each correspondence form a driven by power branch road, and this electric power drivesMoving branch road drives the driving wheel of electric motor car.
As shown in Figures 1 and 3, in one embodiment, power-driven system is applied to two-wheel drive electricityElectrical automobile, comprises two power brick with charge port 1, two inverters 2 and two external rotor electric machines 3,Power brick 1, inverter 2 and external rotor electric machine 3 are corresponding one by one, and power brick 1, inverter 2 and outer rotorMotor 3 connects in turn.
External rotor electric machine 3 comprises stator 31, motor shaft 32 and rotor 33. Stator 31 is fixing, and it is at motorThe axis direction of axle 32 laterally runs through. Motor shaft 32 crosses stator 31 and is rotatably assorted with stator 31, turnsSon 33 is enclosed within the outside of stator 31 fixing with motor shaft 32. When work, rotor 33 and motor shaft 32 encloseAxis around motor shaft 32 rotates, and motor shaft 32 directly drives the driving wheel of electric motor car.
As shown in Figures 2 to 4, in another embodiment, power-driven system is applied to four-wheel driveAutomobile, comprises two power brick 1, four inverters 2 and two external rotor electric suites 4, each power brick1 corresponding two inverters 2 and an external rotor electric suite 4.
External rotor electric suite 4 comprises housing 41 and is placed in two external rotor electric machines 3, two of housing 41 insideThe motor shaft 32 of individual external rotor electric machine 3 can coaxial line. Two corresponding external rotor electric mantles of inverter 2Part 4.
A kind of electric motor car, comprises multiple driving wheels and above-mentioned power-driven system, outside each power-driven systemRotor electric machine drives the driving wheel corresponding with it.
For power-driven system, it can comprise multiple power brick. Each power brick can be corresponding one orMultiple inverters, the corresponding external rotor electric machine of each inverter.
For power-driven system, it can comprise battery management system 5 (BMS), and each power brick all connects thisBattery management system 5.
For power-driven system, battery is dispersed into middle capacity or small-capacity cells packaging and fits over each drivingOn wheel, effectively alleviate the weight of each power brick, and power-driven system seriation or modularization,Make electric motor car can be arranged to multi-mode, each system can be coupled together side by side, also can the company of separationConnect, improved convenience, constructed maltilevel security pattern, improved the security that electric motor car travels.
Above content is in conjunction with concrete embodiment further description made for the present invention, can not recognizeDetermine specific embodiment of the invention and be confined to these explanations. For the ordinary skill of the technical field of the inventionPersonnel, without departing from the inventive concept of the premise, can also make some simple deduction or replace.
Claims (6)
1. a power-driven system, is characterized in that, comprises multiple power brick with charge port, multipleInverter and multiple external rotor electric machine, the corresponding one or more described inverters of each described power brick, described inInverter is corresponding one by one with described external rotor electric machine, described inverter connect the described power brick corresponding with it withThe described external rotor electric machine corresponding with it; Described external rotor electric machine comprises stator, rotor and motor shaft, described inStator is fixed, and described stator sleeve is in the outside of described motor shaft, and the outside that described rotor is enclosed within described stator alsoCan rotate, described motor shaft and described rotor are fixed; Two described external rotor electric machines are placed in same housingInner and form external rotor electric suite, the electricity of two described external rotor electric machines of described external rotor electric suiteArbor coaxial line; Described motor shaft crosses described stator.
2. power-driven system as claimed in claim 1, is characterized in that, described power brick, inverterAnd external rotor electric machine is corresponding one by one.
3. power-driven system as claimed in claim 1, is characterized in that, each described power brick correspondenceTwo described inverters.
4. power-driven system as claimed in claim 1, is characterized in that, also comprises a battery managementSystem, each described power brick is all connected with described battery management system.
5. an electric motor car, comprises multiple driving wheels, it is characterized in that, also comprises in claim 1-4 and appointingPower-driven system, the external rotor electric machine of described power-driven system and the described driving wheel one of anticipating described in oneOne correspondence, the described driving wheel that the outer rotor motor driven of described power-driven system is corresponding with it.
6. electric motor car as claimed in claim 5, is characterized in that, described external rotor electric machine directly drive withThe described driving wheel of its correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210584286.3A CN103895525B (en) | 2012-12-28 | 2012-12-28 | Power-driven system and electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210584286.3A CN103895525B (en) | 2012-12-28 | 2012-12-28 | Power-driven system and electric motor car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103895525A CN103895525A (en) | 2014-07-02 |
| CN103895525B true CN103895525B (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210584286.3A Active CN103895525B (en) | 2012-12-28 | 2012-12-28 | Power-driven system and electric motor car |
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| CN (1) | CN103895525B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10723211B2 (en) * | 2016-09-07 | 2020-07-28 | Thunder Power New Energy Vehicle Development Company Limited | Integrated powertrain system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101524967A (en) * | 2008-03-04 | 2009-09-09 | 现代自动车株式会社 | Hybrid fuel cell vehicle with multi-power source and multi-drive system, and control method thereof |
| DE102008045101A1 (en) * | 2008-04-28 | 2009-11-05 | GM Global Technology Operations, Inc., Detroit | Double ended inverter system for e.g. wagon, has controller coupled to inverter subsystems, where controller influences operation of inverter subsystems to manage power transfer among energy sources and electric traction motor |
| CN102089963A (en) * | 2008-08-08 | 2011-06-08 | 宝马股份公司 | Circuit arrangement for an electric drive |
| WO2011080393A1 (en) * | 2009-12-28 | 2011-07-07 | Sandvik Mining And Construction Oy | Mining vehicle and method for its energy supply |
| CN202011334U (en) * | 2011-04-07 | 2011-10-19 | 苏耐化 | Dual-energy-saving electric vehicle |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4552904B2 (en) * | 2006-06-23 | 2010-09-29 | トヨタ自動車株式会社 | Vehicle power supply device and vehicle equipped with the same |
| JP4513812B2 (en) * | 2007-01-04 | 2010-07-28 | トヨタ自動車株式会社 | Vehicle power supply device and vehicle |
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2012
- 2012-12-28 CN CN201210584286.3A patent/CN103895525B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101524967A (en) * | 2008-03-04 | 2009-09-09 | 现代自动车株式会社 | Hybrid fuel cell vehicle with multi-power source and multi-drive system, and control method thereof |
| DE102008045101A1 (en) * | 2008-04-28 | 2009-11-05 | GM Global Technology Operations, Inc., Detroit | Double ended inverter system for e.g. wagon, has controller coupled to inverter subsystems, where controller influences operation of inverter subsystems to manage power transfer among energy sources and electric traction motor |
| CN102089963A (en) * | 2008-08-08 | 2011-06-08 | 宝马股份公司 | Circuit arrangement for an electric drive |
| WO2011080393A1 (en) * | 2009-12-28 | 2011-07-07 | Sandvik Mining And Construction Oy | Mining vehicle and method for its energy supply |
| CN202011334U (en) * | 2011-04-07 | 2011-10-19 | 苏耐化 | Dual-energy-saving electric vehicle |
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| Publication number | Publication date |
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| CN103895525A (en) | 2014-07-02 |
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