CN101021244A - Double-clutch mixed power vehicle driving system - Google Patents

Double-clutch mixed power vehicle driving system Download PDF

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Publication number
CN101021244A
CN101021244A CNA2007100782954A CN200710078295A CN101021244A CN 101021244 A CN101021244 A CN 101021244A CN A2007100782954 A CNA2007100782954 A CN A2007100782954A CN 200710078295 A CN200710078295 A CN 200710078295A CN 101021244 A CN101021244 A CN 101021244A
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gear
axle
clutch
double
combustion engine
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CN100567767C (en
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游国平
胡建军
秦大同
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Chongqing University
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Chongqing University
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
    • F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
    • F16H3/72—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously
    • F16H3/724—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines
    • F16H3/725—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines with means to change ratio in the mechanical gearing

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangement Of Transmissions (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

The present invention relates to a double-clutch hybrid power automotive transmission system. It includes the following several portions: internal combustion engine, two clutches, motor rotor, motor stator, four-gear double-clutch automatic speed changer, epicyclic gear train mechanism and output end. Said invention also provides the connection mode of all the above-mentioned portions and working principle of said hybrid power transmission system.

Description

Double-clutch mixed power vehicle driving system
Technical field
The present invention relates to car transmissions, particularly a kind of hybrid power automobile driving system.
Background technique
Enhancing along with world energy sources anxiety and people's environmental consciousness, safety, energy-saving and environmental protection become the theme of development of automobile, simultaneously because the 'bottleneck' restrictions of pure electric automobile, fuel cell car key technology, hybrid vehicle becomes and conforms with appropriate to the occasion selection, truely proves that also this selection can obtain satisfied result.
The exploitation of present domestic hybrid vehicle mainly concentrates on the exploitation of city bus and car, the exploitation of mixed power is penetrated in other medium and heavy vehicles also do not relate to.The medium and heavy vehicle of tradition usually because the transmission gear ratio scope is big, gear is many complex structure, take up room big.The double-clutch automatic speed-change system is combined with the hybrid vehicle exploitation, the research of this respect has been done by General Motors Overseas Corporation, and designed hybrid power automobile driving system is though mode of operation is many, but do not adopt planetary gears, make complex structure not compact.Beijing Institute of Technology is in the patent of 200310115399.X at number of patent application, has proposed the mixed power automobile driving system that planetary gears combines with other speed changers, but its structure is not only complicated but also planetary gears simply connects.
Summary of the invention
The purpose of this invention is to provide a kind of simple and compact for structure, number of gear is many, control is simple, medium and heavy hybrid power automobile driving system with multiple mode of operation.
A kind of hybrid power automobile driving system involved in the present invention, it comprises internal-combustion engine, clutch 2 and 3, the fourth gear double-clutch automatic gearbox, wherein the fourth gear double-clutch automatic gearbox is by axle 9, axle 13, axle 18, one grade of gear 11 and 22, intermediate gear 12 and 21, three- range transmission 10 and 24, fourth gear 16 and 19, constant mesh gear 15 and 17 and synchronizer 20 and 23, one grade of gear 11 links to each other with axle 9 with three-range transmission 10, intermediate gear 12 links to each other with axle 13 with fourth gear 16, gear 17 and synchronizer 20,23 link to each other with axle 18, gear 15 links to each other with output terminal, it is characterized in that: be connected with planetary gears between two clutches and axle 9 and the axle 13, make internal-combustion engine pass through clutch 2 and link to each other with gear ring, gear ring links to each other with axle 13; Make internal-combustion engine pass through clutch 3 and link to each other with planet carrier, planet carrier links to each other with axle 9 with rotor, and sun gear is fixed.
Hybrid Vehicle transmission system involved in the present invention has 8 gears that advance under the internal combustion engine drive pattern.Its implementation and part mode of operation see Table 1.The gear setting is provided with by geometric ratio q, and then gear ring satisfies following relation with the sun gear number of teeth than β:
q = i 1 i 2 = i 2 i 3 = i 3 i 4 = . . . . . . = i 7 i 8 = β + 1 β
The present invention utilizes the advantage of orthodox car double-clutch automatic gearbox (DCT) and simple planetary arrangement, needs in conjunction with the hybrid power automobile driving system exploitation, member to planetary gears connects, innovative design is carried out in the gears of dual-clutch automatic transmission setting, make it to satisfy the needs of medium and heavy many gears hybrid vehicle exploitation, satisfy various operating mode usage requirements, overcome the deficiency that present hybrid power automobile driving system exists.
The part mode of operation that table 1 accompanying drawing 1 system is related
Mode of operation Clutch 2 Clutch 3 Fourth gear DCT speed ratio i n′ The speed ratio i of system n
Traditional mode One grade √ × i 1′ i 1＝i 1′·q
Second gear × √ i 1′ i 2＝i 1′
Third gear √ × i 2′ i 3＝i 2′/q
Fourth gear × √ i 2′ i 4＝i 2′/q
Five grades √ × i 3′ i 5＝i 3′·q
Six grades × √ i 3′ i 6＝i 3′
Seven grades √ × i 4′ i 7＝i 4′
Eight grades × √ i 4′ i 8＝i 4′/q
Electric model One grade × × i 1′ i 1′
Second gear × × i 3′ i 3′
Reverse gear × × i 1′ i 1′
In the table: " √ " represents clutch; " * " expression clutch separation.
The structural feature of the hybrid power automobile driving system shown in the accompanying drawing 2 involved in the present invention is: break 27 links to each other with axle 13, and sun gear 8, rotor 4 and break 26 threes link to each other.Its concrete mode of operation can be carried out similar analysis with reference to above mode of operation to accompanying drawing 1, and its mode of operation sees Table 2.
Table 2 accompanying drawing 2 mode of operations
Figure A20071007829500041
Figure A20071007829500051
In the table: " √ " expression clutch or brake engages, " * " expression clutch or break separate; " i n' " represent the speed ratio of DCT in each self-corresponding mode of operation; " n e" be the rotating speed of internal-combustion engine, " n o" be system's output speed, " n m" be the rotating speed of rotor.
In double-clutch mixed power vehicle driving system involved in the present invention, by solenoidoperated cluthes 2 and 3 and the range state of double-clutch automatic gearbox to make automobile have a forward gears many, compact overall structure, and make car load have multiple mode of operations such as internal combustion engine drive, pure motorized motions, combination drive, regenerative braking, be fit to polytype hybrid power automobile power system.
Description of drawings
Fig. 1 is the structure connection diagram of hybrid power automobile driving system involved in the present invention.
Fig. 2 is based on Fig. 1 transmission system distressed structure connection diagram.
In Fig. 1～2: 1-internal-combustion engine 2,3-clutch 4-rotor 5-motor stator 6-gear ring 7-planet carrier 8- sun gear 9,13,18-axle 10,24-three-range transmission 11, one grade of gear 12 of 22-, 21-intermediate gear 16,19-fourth gear 14-output terminal 15,17-constant mesh gear 20-double-clutch automatic gearbox two fourth gear synchronizer 23-double-clutch automatic gearboxes one third gear synchronizer 25-planet wheel 26,27-break
Embodiment
Hybrid power automobile driving system shown in 1 is described as follows each mode of operation of the present invention in conjunction with the accompanying drawings:
1). the electric motor starting engine mode
At this moment, no matter be that automobile is in the Parking state, still pure electric bicycle state as long as clutch 2 or 3 is engaged, can motor be the power source starting apparatus combustion engine just.
2). the internal combustion engine drive pattern
I. one, five grades of drivings of internal-combustion engine
In Hybrid Vehicle transmission system involved in the present invention, solenoidoperated cluthes 2 engage, clutch 3 separates synchronizer 23 engaging gears 22 (or gear 24).At this moment, planet queues decelerating effect, and speed ratio is q.Power transmission line is: internal-combustion engine-clutch 2-gear ring-planet carrier-one grade of gear of axle 9-DCT 11,22 (or DCT three-range transmission 10,24)-synchronizer 23-axle 18-gear 17,15-output terminal.
II. two, six grades of drivings of internal-combustion engine
In one grade in internal-combustion engine (or five grades) drive pattern, solenoidoperated cluthes 2 separate, clutch 3 engages, and other element states are constant, and at this moment, planet can not arranged decelerating effect.Power transmission line is: internal-combustion engine-clutch 3-planet carrier-one grade of gear of axle 9-DCT 11,22 (or DCT three-range transmission 10,24)-synchronizer 23-axle 18-gear 17,15-output terminal.
III. three, seven grades of drivings of internal-combustion engine
In Hybrid Vehicle transmission system involved in the present invention, solenoidoperated cluthes 2 engage, clutch 3 separates synchronizer 20 engaging gears 21 (or gear 20).At this moment, planet can not arranged decelerating effect.Power transmission line is: internal-combustion engine-clutch 2-gear ring-axle 13-DCT three-range transmission 12,21 (or DCT fourth gear 16,19)-synchronizer 20-axle 18-gear 17,15-output terminal.
IV. four, eight grades of drivings of internal-combustion engine
In internal-combustion engine third gear (or seven grades) drive pattern, solenoidoperated cluthes 3 engage, and clutch 2 separates, and other element states are constant.At this moment, planet plays the speedup effect, and speed ratio is q -1Power transmission line is: internal-combustion engine-clutch 3-planet carrier-gear ring-axle 13-DCT three-range transmission 12,21 (or DCT fourth gear 16,19)-synchronizer 20-axle 18-gear 17,15-output terminal.
3). pure motorized motions pattern
I. the pure electronic mode of operation of forward gears
In Hybrid Vehicle transmission system involved in the present invention, clutch 2,3 separates.Double-clutch automatic gearbox has four gears, select wherein one, third gear, pure motor driving is to there being two gears.Power transmission line is: rotor-planet carrier-one grade of gear of axle 9-DCT 11,22 (or DCT three-range transmission 10,24)-synchronizer 23-axle 18-gear 17,15-output terminal.
II. pure electronic reversing mode of operation
In hybrid power automobile driving system involved in the present invention, each element state and power transmission line are with advancing pure electronic one grade of mode of operation, and just this moment, motor reversed.
4). internal-combustion engine, motor combination drive pattern
In above each internal combustion engine drive pattern, the control motor enters motoring condition by idling conditions and can realize the combination drive pattern.
5). the driving power generation mode
In above each internal combustion engine drive pattern, the control motor enters generating state by idling conditions and can realize the power generation mode of driving a vehicle.
6). the parking power generation mode
In Hybrid Vehicle transmission system involved in the present invention.Battery electric quantity cross low or some fortuitous event under need electric power when output, can utilize internal-combustion engine to generate electricity for power source.At this moment, clutch 3 engages, clutch 2 separates, and speed changer is in neutral gear.Power transmission line is: internal-combustion engine-clutch 3-planet carrier-rotor, after inverter is to on-vehicle battery.

Claims (2)

1. double-clutch mixed power vehicle driving system, comprise internal-combustion engine (1), clutch (2) and (3), the fourth gear double-clutch automatic gearbox, wherein the fourth gear double-clutch automatic gearbox is by axle (9), axle (13), axle (18), one grade of gear (11) and (22), intermediate gear (12) and (21), three-range transmission (10) and (24), fourth gear (16) and (19), constant mesh gear (15) and (17) and synchronizer (20) and (23), one grade of gear (11) links to each other with axle (9) with three-range transmission (10), intermediate gear (12) links to each other with axle (13) with fourth gear (16), gear (17) and synchronizer (20), (23) link to each other with axle (18), gear (15) links to each other with output terminal (14), it is characterized in that: be connected with planetary gears between two clutches and axle (9) and the axle (13), internal-combustion engine (1) is linked to each other with gear ring (6) by clutch (2), and gear ring (6) links to each other with axle (13); Internal-combustion engine (1) is linked to each other with planet carrier (7) by clutch (3), and planet carrier (7) links to each other with axle (9) with rotor (4), and sun gear (8) is fixing.
2. hybrid power automobile driving system according to claim 1 is characterized in that: break (27) links to each other with axle (13), and sun gear (8), rotor (4) and break (26) three link to each other.
CNB2007100782954A 2007-03-15 2007-03-15 Double-clutch mixed power vehicle driving system Expired - Fee Related CN100567767C (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101918237A (en) * 2009-03-23 2010-12-15 丰田自动车株式会社 Drive device for vehicle
CN101504061B (en) * 2008-02-08 2012-06-13 通用汽车公司 Multi-speed split dual clutch transmission
CN101790476B (en) * 2007-09-27 2012-09-05 丰田自动车株式会社 Driving device for vehicle
CN102853038A (en) * 2012-06-29 2013-01-02 长城汽车股份有限公司 Multi-gear transmission
CN102996724A (en) * 2011-09-19 2013-03-27 现代自动车株式会社 Hybrid power train for vehicles
CN103115115A (en) * 2013-02-18 2013-05-22 安徽江淮汽车股份有限公司 Transmission device of dual clutch transmission gearbox
CN103967961A (en) * 2014-04-08 2014-08-06 深圳市悦成汽车技术有限公司 Clutch and vehicle speed change assembly based on planetary mechanism
CN108343714A (en) * 2018-02-02 2018-07-31 才亚民 Automotive transmission and its control method
CN108412996A (en) * 2018-04-25 2018-08-17 重庆青山工业有限责任公司 Double drive new-energy automobile speed changer
CN108426002A (en) * 2017-02-13 2018-08-21 南通英拓力控汽车传动***有限公司 The high electronic automobile-used 3 gear double-clutch automatic gearbox of rotating speed
CN108458105A (en) * 2018-04-19 2018-08-28 湖北文理学院 A kind of auto-manual transmission
CN109795309A (en) * 2019-03-22 2019-05-24 合肥工业大学 A kind of double clutch coupled hybrid systems
CN111173901A (en) * 2019-12-31 2020-05-19 中国第一汽车股份有限公司 Multi-gear double-clutch transmission
CN112628362A (en) * 2020-12-07 2021-04-09 北京新能源汽车技术创新中心有限公司 Transmission, hybrid power system and automobile

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101790476B (en) * 2007-09-27 2012-09-05 丰田自动车株式会社 Driving device for vehicle
CN101504061B (en) * 2008-02-08 2012-06-13 通用汽车公司 Multi-speed split dual clutch transmission
CN101918237A (en) * 2009-03-23 2010-12-15 丰田自动车株式会社 Drive device for vehicle
CN101918237B (en) * 2009-03-23 2013-06-05 丰田自动车株式会社 Drive device for vehicle
CN102996724A (en) * 2011-09-19 2013-03-27 现代自动车株式会社 Hybrid power train for vehicles
CN102996724B (en) * 2011-09-19 2016-12-14 现代自动车株式会社 Hybrid powertrain for vehicle
CN102853038B (en) * 2012-06-29 2015-11-04 长城汽车股份有限公司 A kind of many gear speed transmissions
CN102853038A (en) * 2012-06-29 2013-01-02 长城汽车股份有限公司 Multi-gear transmission
CN103115115A (en) * 2013-02-18 2013-05-22 安徽江淮汽车股份有限公司 Transmission device of dual clutch transmission gearbox
CN103115115B (en) * 2013-02-18 2015-07-22 安徽江淮汽车股份有限公司 Transmission device of dual clutch transmission gearbox
CN103967961A (en) * 2014-04-08 2014-08-06 深圳市悦成汽车技术有限公司 Clutch and vehicle speed change assembly based on planetary mechanism
CN108426002A (en) * 2017-02-13 2018-08-21 南通英拓力控汽车传动***有限公司 The high electronic automobile-used 3 gear double-clutch automatic gearbox of rotating speed
CN108343714A (en) * 2018-02-02 2018-07-31 才亚民 Automotive transmission and its control method
CN108458105A (en) * 2018-04-19 2018-08-28 湖北文理学院 A kind of auto-manual transmission
CN108458105B (en) * 2018-04-19 2024-03-15 湖北文理学院 Manual-automatic integrated transmission
CN108412996A (en) * 2018-04-25 2018-08-17 重庆青山工业有限责任公司 Double drive new-energy automobile speed changer
CN109795309A (en) * 2019-03-22 2019-05-24 合肥工业大学 A kind of double clutch coupled hybrid systems
CN111173901A (en) * 2019-12-31 2020-05-19 中国第一汽车股份有限公司 Multi-gear double-clutch transmission
CN112628362A (en) * 2020-12-07 2021-04-09 北京新能源汽车技术创新中心有限公司 Transmission, hybrid power system and automobile
CN112628362B (en) * 2020-12-07 2022-06-21 北京国家新能源汽车技术创新中心有限公司 Transmission, hybrid power system and automobile

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