CN103770621B - A kind of power coupling apparatus of hybrid power vehicle and method of work thereof - Google Patents
A kind of power coupling apparatus of hybrid power vehicle and method of work thereof Download PDFInfo
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- CN103770621B CN103770621B CN201410033108.0A CN201410033108A CN103770621B CN 103770621 B CN103770621 B CN 103770621B CN 201410033108 A CN201410033108 A CN 201410033108A CN 103770621 B CN103770621 B CN 103770621B
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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
- Y02T10/62—Hybrid vehicles
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Abstract
A kind of power coupling apparatus of hybrid power vehicle and method of work thereof, power coupling apparatus of hybrid power vehicle includes electromotor, first clutch, front-seat bevel gear, second clutch, bevel planet gear, gear ring, planet carrier, heel row bevel gear, roller gear, the 3rd clutch, the second motor, the 4th clutch and the first motor. There are 7 kinds of mode of operations in its method of work: pure electric mode, parking power generation operation pattern, engine start mode of operation, electromotor work independently pattern, combine driving mode of operation, driving power generation operation pattern and regenerative braking mode of operation. The present invention realizes the power coupling of multi power source by gear mechanism, can realize plurality of operating modes, makes car load fuel economy and energy utilization efficiency optimum.
Description
Technical field
The present invention relates to power transmission field, particularly relate to a kind of power coupling apparatus of hybrid power vehicle and the present invention relates to power transmission field, particularly relate to a kind of power coupling apparatus of hybrid power vehicle and method of work thereof.
Background technology
Along with being continuously increased of Global Auto recoverable amount and constantly consuming of petroleum resources, the new-energy automobile of the exploitation low oil consumption of low emission becomes the urgent task of Present Global development of automobile industry, hybrid vehicle had both inherited high efficiency and the low emission of pure electric automobile because of it, have again dynamic property and the course continuation mileage of conventional internal combustion locomotive concurrently, thus becoming the development trend in new-energy automobile field within the scope of the world today.
At present, hybrid vehicle is divided into three types by motor is different with the connected mode of electromotor, one is only with electromobile, electromotor is used as " series hybrid-power " automobile that motor is charged, two is adopt motor and electromotor as power drive running car " parallel hybrid power " vehicle simultaneously, and three is use above two mode " series parallel hybrid power " automobile.
The power source of Series-Parallel HEV is made up of electromotor and motor, carrys out the power of since engine and motor and can couple and jointly drive automobile. It compares tandem vehicle, and dynamic property is higher; Compare parallel vehicle, owing to having more a motor, it is to avoid parallel vehicle single motor can only be independently operated on the drawback of electric motor state or Generator Status.
But existing Series-Parallel HEV, car load fuel economy and energy utilization efficiency are general. How to realize the power reasonable distribution between Series-Parallel HEV electromotor and motor, electromotor, be one of the key issue that must solve of Developing Hybrid Vehicle Industry.
Summary of the invention
In order to overcome existing Series-Parallel HEV, car load fuel economy and the general deficiency of energy utilization efficiency, the present invention provides a kind of power coupling apparatus of hybrid power vehicle. Plurality of operating modes can be realized, make car load fuel economy and energy utilization efficiency optimum; Change rotating speed within the specific limits simultaneously, meet normal vehicle operation needs; This mechanism structure is simple and reliable, and efficiency is high, it is easy to control.
This invention address that this technical problem be the technical scheme is that a kind of power coupling apparatus of hybrid power vehicle, including electromotor, first clutch, front-seat bevel gear, second clutch, bevel planet gear, gear ring, planet carrier, heel row bevel gear, roller gear, the 3rd clutch, the second motor, the 4th clutch and the first motor;The output shaft of electromotor is provided with first clutch and second clutch, and first clutch is connected with front-seat bevel gear, and second clutch is connected with planet carrier; First motor is connected with heel row bevel gear by the 4th clutch; Second motor is connected with roller gear by the 3rd clutch; Roller gear engages formation cylindrical gear pair with gear ring; Gear ring and the fixing connection of planet carrier; Planet carrier is connected with bevel planet gear; Front-seat bevel gear and heel row bevel gear engage with bevel planet gear respectively, constitute bevel gear pair.
Further, a kind of power coupling apparatus of hybrid power vehicle, there are 7 kinds of mode of operations in its method of work: pure electric mode, parking power generation operation pattern, engine start mode of operation, electromotor work independently pattern, combine driving mode of operation, driving power generation operation pattern and regenerative braking mode of operation;
A. pure electric mode is: disconnect first clutch, second clutch and the 4th clutch, closes the 3rd clutch;
B. parking power generation operation pattern is: Guan Bi first clutch and the 4th clutch, disconnects second clutch and the 3rd clutch;
C. engine start mode of operation is: disconnect first clutch and the 4th clutch, Guan Bi second clutch and the 3rd clutch;
D. the electromotor pattern of working independently is: disconnect first clutch, the 3rd clutch and the 4th clutch, closes second clutch;
E. combining driving mode of operation is: Guan Bi first clutch, the 3rd clutch and the 4th clutch, disconnects second clutch;
F. driving power generation operation pattern is: disconnect first clutch and the 4th clutch, Guan Bi second clutch and the 3rd clutch;
G. regenerative braking mode of operation is: disconnect first clutch and second clutch, Guan Bi the 3rd clutch and the 4th clutch.
Present invention have the advantage that
(1) realized the power coupling of multi power source by gear mechanism, plurality of operating modes can be realized, make car load fuel economy and energy utilization efficiency optimum;
(2) designed by, gear mechanism simple in construction and volume are little, and reliable transmission, mechanical efficiency are high, and the production of gear mechanism at present and manufacturing process all very ripe, it is simple to carry out marketing.
Accompanying drawing explanation
Fig. 1 is power coupling apparatus of hybrid power vehicle.
Fig. 2 is gear ring structure schematic diagram.
Fig. 3 is device mode of operation schematic diagram.
In figure: 1. electromotor, 2. first clutch, 3. front-seat bevel gear, 4. second clutch, 5. bevel planet gear, 6. gear ring, 7. planet carrier, 8. heel row bevel gear, 9. roller gear, 10. the 3rd clutch, 11. the second motor, 12. the 4th clutches, 13. first motors, 14. drive axle, 15. electrokinetic cells.
Detailed description of the invention
As depicted in figs. 1 and 2, a kind of power coupling apparatus of hybrid power vehicle, including electromotor 1, first clutch 2, front-seat bevel gear 3, second clutch 4, bevel planet gear 5, gear ring 6, planet carrier 7, heel row bevel gear 8, roller gear the 9, the 3rd clutch the 10, second motor the 11, the 4th clutch 12 and the first motor 13; The output shaft of electromotor 1 is provided with first clutch 2 and second clutch 4, and first clutch 2 is connected with front-seat bevel gear 3, and second clutch 4 is connected with planet carrier 7; First motor 13 is connected with heel row bevel gear 8 by the 4th clutch 12; Second motor 11 is connected with roller gear 9 by the 3rd clutch 10; Roller gear 9 engages formation cylindrical gear pair with gear ring 6;Gear ring 6 and the fixing connection of planet carrier 7; Front-seat bevel gear 3 and heel row bevel gear 8 engage with bevel planet gear 5 respectively, constitute bevel gear pair. Planet carrier 7 is coaxially connected with bevel planet gear 5 so that bevel planet gear 5 can revolve round the sun also can autobiography, revolution is namely around electromotor 1 output shaft rotation, and namely autobiography rotates around planet carrier 7, and both can individually carry out also can carrying out simultaneously.
Hybrid electric vehicle power input includes four paths:
A. Article 1 path, electromotor 1 is connected with front-seat bevel gear 3 by first clutch 2, is input in gear mechanism by power;
B. Article 2 path, electromotor 1 is connected with planet carrier 7 by second clutch 4, is input in gear mechanism by power;
C. third path, the first motor 13 is connected with heel row bevel gear 8 by the 4th clutch 12, and electrokinetic cell 15 is powered to the first motor 13 and is input in gear mechanism by power;
D. Article 4 path, the second motor 11 is connected with roller gear 9 by the 3rd clutch 10, and electrokinetic cell 15 is powered to the second motor 11, is input in gear mechanism by power with engaging of gear ring 6 by roller gear 9.
Power output also comprises three paths,
A. Article 1 path, outputs power to vehicle drive axle 14 by gear ring 6, for driving vehicle;
B. Article 2 path, the first motor 13, as electromotor, recovers energy storage to electrokinetic cell 15;
C. third path, the second motor 11, as electromotor, recovers energy storage to electrokinetic cell.
Above-mentioned three kinds of power transmission means can carry out simultaneously, can independently carry out again.
As it is shown on figure 3, first clutch 2, second clutch the 4, the 3rd clutch the 10, the 4th clutch 12 different operating mode combination under, multiple-working mode can be produced. Each mode of operation is illustrated.
(1). electric-only mode; When vehicle low-speed motion, by this pattern of employing; Now electromotor does not work, first clutch 2, second clutch the 4, the 4th clutch 12 disconnect, 3rd clutch 10 closes, second motor 11 undertakes the work driving vehicle, power transmission line is: electrokinetic cell 15 is powered to the second motor 11, second motor 11 drives roller gear 9 to rotate by the 3rd clutch 10, and then drives gear ring 6 to rotate by cylindrical gear pair, thus power is transferred to drive axle 14.
(2). parking power generation mode; When vehicle waiting, and during electrokinetic cell 15 electricity deficiency, this pattern will be adopted; Now gear ring 6 is because being connected to remain stationary with drive axle 14, and electromotor 1 works, and the first motor 13 is in Generator Status, produces electric energy and stores to electrokinetic cell 15; First clutch the 2, the 4th clutch 12 closes, second clutch the 4, the 3rd clutch 10 disconnects, power transmission line is: electromotor 1 rotates, front-seat bevel gear 3 is driven to rotate by first clutch 2, make bevel planet gear 5 around planet carrier 7 rotation again through bevel gear pair, bevel planet gear 5 drives heel row bevel gear 8 to rotate by bevel gear pair, drives the first motor 13 to rotate again through the 4th clutch 12 so that it is produce electric energy and by electrical power storage to electrokinetic cell 15.
(3). engine start pattern; Often fuel economy extreme difference during the igniting of electromotor 1 initial start, it is therefore desirable to be increased to igniting after certain rotating speed, to improve fuel economy. Under this pattern the second motor 11 play speed-raising effect to electromotor 1 smooth ignition start. Now first clutch the 2, the 4th clutch 12 disconnects, second clutch the 4, the 3rd clutch 10 closes, power transmission line is: electrokinetic cell 15 is powered to the second motor 11, second motor 11 drives roller gear 9 to rotate by the 3rd clutch 10, and then drive gear ring 6 to rotate by cylindrical gear pair and the planet carrier 7 that makes to be secured to connect rotates, and then electromotor 1 is driven to rotate again through second clutch 4.
(4). the independent drive pattern of electromotor; Under this pattern, only electromotor 1 works, now second clutch 4 closes, first clutch the 2, the 3rd clutch the 10, the 4th clutch 12 disconnects, power transmission line is: electromotor 1 rotates, driving planet carrier 7 to rotate by second clutch 4 and make the gear ring 6 being secured to connect rotate, power is transferred to drive axle 14 the most at last.
(5). associating drive pattern; Under this pattern, electromotor the 1, first motor the 13, second motor 11 both participates in work, first clutch the 2, the 3rd clutch the 10, the 4th clutch 12 closes, second clutch 4 disconnects, wherein the second motor 11 and electromotor 1 have coordinated the control to planet carrier 7 rotating speed commonly through it with bevel planet gear 5, realize a range of speed change, and transmit torque to gear ring 6, first motor 13 can apply additional torque on gear ring 6 simultaneously, is completed the power coupling of multi power source by this process. Power transmission line has 3, it is respectively as follows: A. electromotor 1 to rotate, drives front-seat bevel gear 3 to rotate by first clutch 2, then bevel planet gear 5 is revolved round the sun around engine output shaft, bevel planet gear 5 drives gear ring 6 to rotate through planet carrier 7, thus power is transferred to drive axle; B. electrokinetic cell 15 is powered to the first motor 13, first motor 13 drives heel row bevel gear 8 to rotate by the 4th clutch 12, making bevel planet gear 5 revolve round the sun around engine output shaft again, drive the gear ring 6 that planet carrier 7 is secured to connect to rotate, power is transferred to drive axle 14 the most at last; C. electrokinetic cell 15 is powered to the second motor 11, and the second motor 11 drives roller gear 9 to rotate by the 3rd clutch 10 and then drives gear ring 6 to rotate by cylindrical gear pair, thus power is transferred to drive axle 14.
(6). driving power generation mode; Under this pattern, electromotor 1 works, second motor 11 is in Generator Status, first clutch the 2, the 4th clutch 12 disconnects, and second clutch the 4, the 3rd clutch 10 closes, and power transmission line has 2, A. it is used for driving automobile, for: electromotor 1 rotates, and drives planet carrier 7 to rotate by second clutch 4 and makes the gear ring 6 being secured to connect rotate, and power is transferred to drive axle 14 the most at last; B. it is used for charging, for: electromotor 1 rotates, drive planet carrier 7 to rotate by second clutch 4 and make the gear ring 6 being secured to connect rotate, and then drive roller gear 9 to rotate by cylindrical gear pair, producing electric energy driving the second motor 11 to rotate by the 3rd clutch 10, electrical power storage is to electrokinetic cell 15 the most at last.
(7). braking mode; This pattern can realize energy regenerating during car braking, first motor 13 and the second motor 11 are in Generator Status, electromotor 1 does not work, now first clutch 2, second clutch 4 disconnect, 3rd clutch the 10, the 4th clutch 12 closes, power transmission line is by 2, it is respectively as follows: A. drive axle 14 kinetic energy is transferred to gear ring 6 to make gear ring 6 rotate, gear ring 6 drives roller gear 9 to rotate by cylindrical gear pair, and then driving the second motor 11 to rotate generation electric energy by the 3rd clutch 10, electrical power storage is to electrokinetic cell 15 the most at last; B. kinetic energy is transferred to gear ring 6 and makes gear ring 6 rotate the planet carrier 7 making again to be secured to connect to rotate by drive axle 14, and then bevel planet gear 5 is revolved round the sun around engine output shaft, thus driving heel row bevel gear 8 to rotate, the first motor 13 is driven to rotate again through the 4th clutch 12 so that it is to produce electric energy and by electrical power storage to electrokinetic cell 15.
Claims (2)
1. a power coupling apparatus of hybrid power vehicle, it is characterized in that, including electromotor (1), first clutch (2), front-seat bevel gear (3), second clutch (4), bevel planet gear (5), gear ring (6), planet carrier (7), heel row bevel gear (8), roller gear (9), the 3rd clutch (10), the second motor (11), the 4th clutch (12) and the first motor (13); The output shaft of described electromotor (1) is provided with described first clutch (2) and described second clutch (4), described first clutch (2) is connected with described front-seat bevel gear (3), and described second clutch (4) is connected with described planet carrier (7); Described first motor (13) is connected with described heel row bevel gear (8) by described 4th clutch (12); Described second motor (11) is connected with described roller gear (9) by described 3rd clutch (10); Described roller gear (9) engages formation cylindrical gear pair with described gear ring (6); Described gear ring (6) and the fixing connection of described planet carrier (7); Described planet carrier (7) is coaxially connected with described bevel planet gear (5); Described front-seat bevel gear (3) and described heel row bevel gear (8) engage with described bevel planet gear (5) respectively, constitute bevel gear pair.
2. a method of work for power coupling apparatus of hybrid power vehicle as claimed in claim 1, there are 7 kinds of mode of operations in its method of work: pure electric mode, parking power generation operation pattern, engine start mode of operation, electromotor work independently pattern, combine driving mode of operation, driving power generation operation pattern and regenerative braking mode of operation;
A. pure electric mode is: disconnect described first clutch (2), second clutch (4) and the 4th clutch (12), closes described 3rd clutch (10);
B. parking power generation operation pattern is: close described first clutch (2) and the 4th clutch (12), disconnects described second clutch (4) and the 3rd clutch (10);
C. engine start mode of operation is: disconnects first clutch (2) and the 4th clutch (12), closes described second clutch (4) and the 3rd clutch (10);
D. the electromotor pattern of working independently is: disconnects described first clutch (2), the 3rd clutch (10) and the 4th clutch (12), closes described second clutch (4);
E. combining driving mode of operation is: closes described first clutch (2), the 3rd clutch (10) and the 4th clutch (12), disconnects described second clutch (4);
F. driving power generation operation pattern is: disconnects described first clutch (2) and the 4th clutch (12), closes described second clutch (4) and the 3rd clutch (10);
G. regenerative braking mode of operation is: disconnect described first clutch (2) and second clutch (4), closes described 3rd clutch (10) and the 4th clutch (12).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410033108.0A CN103770621B (en) | 2014-01-24 | 2014-01-24 | A kind of power coupling apparatus of hybrid power vehicle and method of work thereof |
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| CN201410033108.0A CN103770621B (en) | 2014-01-24 | 2014-01-24 | A kind of power coupling apparatus of hybrid power vehicle and method of work thereof |
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| CN103770621A CN103770621A (en) | 2014-05-07 |
| CN103770621B true CN103770621B (en) | 2016-06-15 |
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| CN107757338A (en) * | 2017-11-06 | 2018-03-06 | 苏州亚太金属有限公司 | A kind of hybrid power system by differential controls |
| CN109968962A (en) * | 2017-12-27 | 2019-07-05 | 苏州唐锟辰新能源科技有限公司 | A kind of hybrid power coupled system with flange shaft |
| CN109774452B (en) * | 2019-03-04 | 2024-04-12 | 吉林大学 | Bevel gear type oil-electricity series-parallel hybrid power system |
| CN109835167B (en) * | 2019-03-13 | 2020-07-14 | 合肥工业大学 | Two-gear differential coupling hybrid power transmission system with P3 structure |
| CN112092603A (en) * | 2020-09-24 | 2020-12-18 | 河南科技大学 | Control method of hybrid power vehicle driving system |
| CN112829575B (en) * | 2021-02-04 | 2022-07-15 | 东风汽车集团股份有限公司 | Hybrid electric drive system of double-motor double-star gear mechanism |
| CN115402088A (en) * | 2022-09-28 | 2022-11-29 | 哈尔滨宏泰智宇科技有限公司 | ECVT hybrid power device with coaxially arranged differential gear transmission system |
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| DE102010004228A1 (en) * | 2010-01-09 | 2011-07-14 | IAV GmbH Ingenieurgesellschaft Auto und Verkehr, 10587 | Device for driving a vehicle |
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