CN203697987U - Driving system of electric-electric hybrid power automobile - Google Patents
Driving system of electric-electric hybrid power automobile Download PDFInfo
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- CN203697987U CN203697987U CN201420022817.4U CN201420022817U CN203697987U CN 203697987 U CN203697987 U CN 203697987U CN 201420022817 U CN201420022817 U CN 201420022817U CN 203697987 U CN203697987 U CN 203697987U
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- automobile
- drive system
- lithium ion
- ion battery
- electrical motor
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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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Abstract
The utility model discloses a driving system of an electric-electric hybrid power automobile. The driving system is characterized in that according to the driving system, the output end of a power source managing unit is connected with a front drive motor, the input end is connected with a fuel battery, a lithium ion battery, a charging interface and an electronic control unit, and the input end of the electronic control unit is connected with an accelerator pedal and a gear shifting device. By the adoption of the structure, the driving system is characterized in that the requirement for power of the fuel battery is reduced, the 10-kilowatt-hour fuel battery matched with the10-kilowatt-hour lithium ion battery is selected as a power source, the cost is low, and safety of the whole automobile is improved; power output of the automobile is adjusted in real time according to different automobile conditions, and the cruising capacity is high; an existing electric automobile can be modified, and the driving system is suitable for large-range popularization.
Description
Technical field
The utility model relates to design and the manufacture field of hybrid vehicle, particularly electricity-cell mixed power automobile drive system.
Background technology
Present Domestic Wai Ge great auto vendor all adopts pure fuel cell solutions to manufacture and design fuel cell powered vehicle, each fuel cell powered vehicle carries 40 kilowatts of above even fuel cells of 100 kilowatts, and carry out the design of fuel cell powered vehicle by the mentality of designing of traditional combustion engine automobile, blindly pursue the dynamic property of automobile, unpractical too high maximum speed (for example require fuel cell powered vehicle maximum speed be greater than 160 kilometers etc.) that requires, too high acceleration capability (require fuel cell powered vehicle, 100 kilometers of pick-up times are less than 12 seconds etc.).But these unpractiaca performances of undue pursuit of present stage, will cause fuel cell electric vehicle cost high, cause great difficulty to fuel cell electric vehicle industrialization process.High cost is also the basic reason of holding the suspicious attitude to fuel cell electric vehicle technology in market.
For above-mentioned problem, the utility model provides electricity-cell mixed power automobile drive system, and the advantage of fuel cell and storage battery is combined, and in meeting normal dynamic property demand, reduces Automobile manufacturing cost, saves the energy.
Utility model content
Technical problem to be solved in the utility model is, electricity-cell mixed power automobile drive system is provided, and the advantage of fuel cell and storage battery is combined, and in meeting normal dynamic property demand, reaches and reduces Automobile manufacturing cost, the object of saving the energy.
For achieving the above object, the technical solution of the utility model is, electricity-cell mixed power automobile drive system, it is characterized in that: described drive system is that PMU mouth connects pre-driver electrical motor, input end connecting fuel battery, lithium ion battery, charging inlet and electronic control unit; Electronic control unit input end connects acceleration pedal and gearshift.
The drive axle that the first clutch that described pre-driver electrical motor passes through connects front-wheel drives front-wheel rotation.
Described drive system, when pre-driver electrical motor is installed, can also connect second clutch by rearmounted driving motor, drives automobile rear drive shaft to rotate by rearmounted drive axle.
Described drive system is in the time of automobile starting, first clutch closure, electronic control unit receives the enabled instruction from chaufeur, PMU starting fluid battery, fuel cell provides larger electric current to pre-driver electrical motor, by drive axle driving automobile rotation of wheel, complete automobile starting operating mode.
Described drive system when gearshift in low gear, by lithium ion battery as unique electrical source of power; When gearshift is in mid ranger, by fuel cell as unique electrical source of power; When gearshift is in high speed gear, fuel cell and lithium ion battery are jointly for driving automobile that electric energy is provided.
Described drive system is in the time that automobile accelerates, when the stroke of bend the throttle is no more than 1/2, automobile only increases horsepower output under existing gear, while being low speed driving, increase the outgoing current of lithium ion battery and fuel cell is not worked, while driving at moderate speed, increase the outgoing current of fuel cell and lithium ion battery is not worked; If the stroke of bend the throttle exceedes 1/2, no matter in which kind of motoring condition, the common outgoing current of electronic control unit control fuel cell and lithium ion battery and according to the proportional increase horsepower output of the stroke of bend the throttle, for pre-driver electrical motor or rearmounted driving motor provide sufficient electric power, make automobile obtain larger acceleration/accel.
Described lithium ion battery for driving motor provides electric energy, and carries out braking energy power storage of sending of electrical motor while reclaiming by automobile in the time of automobile low speed driving.Lithium ion battery can utilize external electrical network charging by external charging inlet.
When described drive system is braked, first clutch disconnects, and PMU stops to preposition driving motor power supply, second clutch combination, and the generating under the dragging of propeller-shaft of rearmounted driving motor, gained power storage is in lithium ion battery.
Electricity-cell mixed power automobile drive system, owing to adopting above-mentioned structure, the utility model has the advantage of: 1, reduce the demand to fuel battery power, select 10 kilowatt hour fuel cells to arrange in pairs or groups the lithium ion battery of 10 kilowatt hours as propulsion source, cost is lower, and has improved vehicle security; 2, adjust in real time the power output of automobile according to different vehicle conditions, flying power is strong; 3, can reequip existing electronlmobil, suitable for large-scale promotion.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail;
Fig. 1 is the utility model electricity-cell mixed power automobile driving system structure schematic block diagram;
Fig. 2 is the structural representation block diagram that the utility model electricity-cell mixed power automobile drive system connects rearmounted driving motor;
In Fig. 1-2,1, fuel cell; 2, lithium ion battery; 3, PMU; 4, electronic control unit; 5, pre-driver electrical motor; 6, first clutch; 7, rearmounted driving motor; 8, second clutch; 9, drive axle; 10, acceleration pedal; 11, gearshift; 12, charging inlet.
Detailed description of the invention
The utility model proposes electricity-cell mixed power automobile drive system and control method thereof, comprise fuel cell 1, lithium ion battery 2, PMU 3, electronic control unit 4, drive axle 9, acceleration pedal 10, gearshift 11 and charging inlet 12.The wherein running state of electronic control unit 4 centralized control car loads, electronic control unit 4 gathers the signal that acceleration pedal 10, gearshift 11 are inputted, and according to the real-time running state of vehicle, by PMU 3, coordinate the mode of operation of fuel cell 1 and lithium ion battery 2, control the operation of pre-driver electrical motor 5, thereby form the drive system of hybrid vehicle.The utility model can also, with rearmounted driving motor 7 cooperatings of the pre-driver electrical motor 5 of a relatively high power and a smaller power, coordinate to drive running car.
Electronic control unit 4 is connected with PMU 3, the incoming signal of signal and acceleration pedal 10, the gearshift 11 etc. transmitting according to the various sensors on vehicle body, the running state of Comprehensive Control car load.Fuel cell 1 is connected with PMU 3, provides power by PMU 3 for car load.Lithium ion battery 2 connects PMU 3, in the time of automobile low speed driving for driving motor provides electric energy, and by automobile carry out braking energy while reclaiming by the electrical motor power storage of sending of reversing.Lithium ion battery 2 can utilize external electrical network charging by external charging inlet 12.
Acceleration pedal 10, gearshift 11 are connected with electronic control unit 4, directly receive the control command that chaufeur sends.On gearshift 11, be provided with reverse, parking shift, low gear, mid ranger and high speed gear.The drive axle 9 that the first clutch 6 that pre-driver electrical motor 5 passes through connects front-wheel drives front-wheel to rotate.When pre-driver electrical motor 5 is installed, rearmounted driving motor 7 can also be connected to second clutch 8, drive automobile rear drive shaft to rotate by rearmounted drive axle 9.
Specifically as shown in Figure 1, in the time of automobile starting, first clutch 6 closures, electronic control unit 4 receives the enabled instruction from chaufeur, by PMU 3 starting fluid batteries 1, fuel cell 1 provides larger electric current to pre-driver electrical motor 5, by drive axle 9 driving automobile vehicle wheel rotations, completes automobile starting operating mode.
When gearshift 11 is in low gear, automobile speed is lower than 50 kilometers/hour, and lithium ion battery 2 electric weight exceed 55% of full capacity, and automobile travels taking lithium ion battery 2 as propulsion source, and fuel cell is stopped power supply.When the not enough full capacitys of lithium ion battery 2 electric weight 55% time, starting fluid is battery-operated, electric weight more than needed charges to lithium ion battery 2.Lithium ion battery 2 is being full of electric in the situation that, can safety traffic be greater than 50 kilometers.
When gearshift 11 is in mid ranger, automobile speed exceedes 50 kilometers/hour but lower than 100 kilometers/hour, provide separately electric energy by fuel cell 1, drives running car.When automobile speed exceedes 100 kilometers/hour, fuel cell 1 and lithium ion battery 2, jointly for pre-driver electrical motor 5 provides electric energy, drive galloping.
In the time that automobile accelerates, if the stroke of bend the throttle 10 is no more than 1/2, automobile only increases horsepower output under existing gear, while being low speed driving, increase the outgoing current of lithium ion battery 2 and fuel cell 1 is not worked, while driving at moderate speed, increase the outgoing current of fuel cell 1 and lithium ion battery 2 is not worked; If the stroke of bend the throttle 10 exceedes 1/2, no matter in which kind of motoring condition, electronic control unit 4 is controlled fuel cell 1 and the common outgoing current of lithium ion battery 2 and according to the proportional increase horsepower output of the stroke of bend the throttle 10, for pre-driver electrical motor 5 provides sufficient electric power, make automobile obtain larger acceleration/accel.
When automobile brake or descending, electronic control unit 4 is controlled PMU 3, stop pre-driver electrical motor 5 to power, and now pre-driver electrical motor 5 reversion generating under the dragging of propeller-shaft, gained power storage is in lithium ion battery 2.
As shown in Figure 2, the utility model comprises fuel cell 1, lithium ion battery 2, PMU 3, electronic control unit 4, pre-driver electrical motor 5, first clutch 6, rearmounted driving motor 7, second clutch 8, drive axle 9, acceleration pedal 10, gearshift 11, charging inlet 12.When running car, fuel cell 1 provides electric energy for pre-driver electrical motor 5, and lithium ion battery 2 provides electric energy for rearmounted driving motor 7.
When automobile starting, first clutch 6 closures, electronic control unit 4 receives the enabled instruction from chaufeur, by PMU 3 starting fluid batteries 1, fuel cell 1 provides larger electric current to pre-driver electrical motor 5, by drive axle 9 driving automobile vehicle wheel rotations, complete automobile starting operating mode.
When gearshift 11 is in low gear, lithium ion battery 2, for rearmounted driving motor 7 provides electric energy, drives automobile to travel lower than the speed of 50 kilometers/hour, and fuel cell is stopped power supply.When the not enough full capacitys of lithium ion battery 2 electric weight 55% time, starting fluid is battery-operated, powers for pre-driver motor 5, electric weight more than needed charges to lithium ion battery 2.
When gearshift 11 is in mid ranger, first clutch 6 combinations, second clutch 8 disconnects, and provides separately electric energy by fuel cell 1, and pre-driver electrical motor 5 drives running car.
When gearshift 11 is in high speed gear, first clutch 6 and all combinations of second clutch 8, fuel cell 1 provides electric energy for pre-driver electrical motor 5, and lithium ion battery 2, for rearmounted driving motor 7 provides electric energy, drives galloping.
When braking, first clutch 6 disconnects, and PMU 3 stops powering to preposition driving motor 5, second clutch 8 combinations, and rearmounted driving motor 7 is reversion generating under the dragging of propeller-shaft, and gained power storage is in lithium ion battery 2.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as the various improvement that adopted technical solutions of the utility model to carry out; or directly apply to other occasion without improvement, all within protection domain of the present utility model.
Claims (5)
1. electricity-cell mixed power automobile drive system, it is characterized in that: described drive system is that PMU (3) mouth connects pre-driver electrical motor (5), input end connecting fuel battery (1), lithium ion battery (2), charging inlet (12) and electronic control unit (4); Electronic control unit (4) input end connects acceleration pedal (10) and gearshift (11).
2. electricity-cell mixed power automobile drive system according to claim 1, is characterized in that: described pre-driver electrical motor (5) connects front driving axle (9) by first clutch (6) and drives front-wheel rotation.
3. electricity-cell mixed power automobile drive system according to claim 1, it is characterized in that: described drive system is in installing pre-driver electrical motor (5), rearmounted driving motor (7) can also be connected to second clutch (8), drive the rotation of automobile rear drive shaft by rearmounted drive axle (9).
4. according to the electricity-cell mixed power automobile drive system described in claim 1 or 3, it is characterized in that: described drive system is in the time of automobile starting, first clutch (6) closure, electronic control unit (4) receives the enabled instruction from chaufeur, PMU (3) starting fluid battery (1), fuel cell (1) provides larger electric current to pre-driver electrical motor (5), by drive axle (9) driving automobile rotation of wheel, completes automobile starting operating mode.
5. according to the electricity-cell mixed power automobile drive system described in claim 1 or 3, it is characterized in that: described lithium ion battery (2) is that pre-driver electrical motor (5), rear centrally-mounted driving (7) provide electric energy in the time of automobile low speed driving, and automobile is carried out to braking energy power storage of sending of electrical motor while reclaiming, lithium ion battery (2) can utilize external electrical network to charge by external charging inlet (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022817.4U CN203697987U (en) | 2014-01-15 | 2014-01-15 | Driving system of electric-electric hybrid power automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420022817.4U CN203697987U (en) | 2014-01-15 | 2014-01-15 | Driving system of electric-electric hybrid power automobile |
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| Publication Number | Publication Date |
|---|---|
| CN203697987U true CN203697987U (en) | 2014-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420022817.4U Expired - Fee Related CN203697987U (en) | 2014-01-15 | 2014-01-15 | Driving system of electric-electric hybrid power automobile |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786593A (en) * | 2014-01-15 | 2014-05-14 | 安徽工程大学 | Electrical-electrical hybrid vehicle drive system and control method thereof |
| CN104345736A (en) * | 2014-10-29 | 2015-02-11 | 济南优柏电子科技有限公司 | AGV (automatic guided vehicle) driving unit with starting device |
| CN108134112A (en) * | 2017-12-25 | 2018-06-08 | 东风农业装备（襄阳）有限公司 | Fuel cell system and its application |
| CN110789365A (en) * | 2019-11-12 | 2020-02-14 | 上海华羿汽车***集成有限公司 | Electric commercial vehicle and motor control method |
-
2014
- 2014-01-15 CN CN201420022817.4U patent/CN203697987U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103786593A (en) * | 2014-01-15 | 2014-05-14 | 安徽工程大学 | Electrical-electrical hybrid vehicle drive system and control method thereof |
| CN103786593B (en) * | 2014-01-15 | 2016-08-24 | 安徽工程大学 | A kind of control method of electricity-cell mixed power automobile drive system |
| CN104345736A (en) * | 2014-10-29 | 2015-02-11 | 济南优柏电子科技有限公司 | AGV (automatic guided vehicle) driving unit with starting device |
| CN104345736B (en) * | 2014-10-29 | 2017-08-11 | 济南优柏电子科技有限公司 | A kind of automatic guide vehicle AGV driver elements of tape starting device |
| CN108134112A (en) * | 2017-12-25 | 2018-06-08 | 东风农业装备（襄阳）有限公司 | Fuel cell system and its application |
| CN110789365A (en) * | 2019-11-12 | 2020-02-14 | 上海华羿汽车***集成有限公司 | Electric commercial vehicle and motor control method |
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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 |
Granted publication date: 20140709 Termination date: 20160115 |
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| EXPY | Termination of patent right or utility model |