CN103552461A - Hybrid power system based on double-clutch automatic transmission and vehicle - Google Patents
Hybrid power system based on double-clutch automatic transmission and vehicle Download PDFInfo
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- CN103552461A CN103552461A CN201310484992.5A CN201310484992A CN103552461A CN 103552461 A CN103552461 A CN 103552461A CN 201310484992 A CN201310484992 A CN 201310484992A CN 103552461 A CN103552461 A CN 103552461A
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Abstract
The invention provides a hybrid power system based on a double-clutch automatic transmission. The hybrid power system comprises an engine and the double-clutch automatic transmission. The double-clutch automatic transmission comprises a first input shaft, a first clutch, a second input shaft, a second clutch, a plurality of driving gears arranged on the first input shaft and the second input shaft respectively, a driving motor capable of working under a generator state and an engine state and a transmission mechanism. The extending directions of the first input shaft and the second input shaft define the axial direction of the double-clutch automatic transmission. The transmission mechanism is connected between the first input shaft or the second input shaft and the driving motor and used for conducting bi-directional power delivery between the driving motor and the first input shaft or the second input shaft without passing through the first clutch or the second clutch. The driving motor and the transmission mechanism are arranged in the axial direction of the double-clutch automatic transmission in the transverse direction and arranged on one side of the double-clutch automatic transmission. The invention further provides a vehicle with the hybrid power system.
Description
Technical field
The present invention relates to Technology of Hybrid Electric Vehicle, particularly relate to a kind of hybrid power system and vehicle based on double-clutch automatic gearbox.
Background technology
Adopt the automobile of Technology of Hybrid Electric Vehicle, can be in engine operation during at non-economy operating point (as city road conditions, the vehicle operating mode etc. rapidly of blocking up) kill engine, enable drive motor and drive automobile; Or the power stage of reduction driving engine, enable drive motor, allow drive motor and driving engine combine outputting power, make driving engine always work in the operating point that efficiency is higher.
At present the existing Duo Jia in whole world supplier can provide the hybrid power module ，Ge great car load factory that comprises drive motor only need buy these hybrid power modules to be arranged between driving engine and change-speed box and can to realize hybrid power function.For the larger vehicle of engine nacelle, car load factory only need to increase the interface of connection hybrid power module and each parts in engine nacelle are made the appropriate adjustments and can realize vehicle hybrid function on driving engine and change-speed box.This is also that current Ge great car load factory adopts more method.
Although employing is simpler so that upper type is realized hybrid power function ，Dui car load factory, the prerequisite that adopts the method is that vehicle has larger engine nacelle.As engine nacelle, less and driving engine adopts the vehicle of lateral arrangement, between driving engine and change-speed box, increase the longer hybrid power module of axial length very difficult.If consider that in the automobile design stage hybrid power module is arranged on the situation between driving engine and change-speed box, can make engine nacelle axial length long, because of need exploitation or buying hybrid power module, cause cost higher again.
Summary of the invention
For reducing axial length or the cutting down cost of engine nacelle, the invention provides a kind of hybrid power system based on double-clutch automatic gearbox, comprising:
Driving engine;
With the double-clutch automatic gearbox that described driving engine is connected, described double-clutch automatic gearbox comprises:
The first input shaft and connected first clutch;
The second input shaft and connected second clutch, described the second input shaft is that coaxial sleeve is located at the hollow shaft on described the first input shaft rotationally, and the bearing of trend of described the first input shaft and the second input shaft defines the axial of described double-clutch automatic gearbox;
Be separately positioned on a plurality of driving gears on described the first input shaft and described the second input shaft;
The drive motor that can work under electrical generator and electrical motor two states; With
Transmission device, it is connected between described the first input shaft or described the second input shaft and described drive motor, for the bi-directional power between described drive motor and described the first input shaft or the second input shaft via described first clutch or second clutch not;
Wherein, described drive motor and described transmission device are transverse to being disposed axially in described in described double-clutch automatic gearbox by the side of described double-clutch automatic gearbox.
Further, described drive motor via described transmission device with on described the second input shaft the driving gear away from described second clutch be connected.
Further, on described the first input shaft, be fixedly connected with the driving gear corresponding to odd number shelves;
On described the second input shaft, be fixedly connected with the driving gear corresponding to even number shelves and reverse gear.
Further, described drive motor is connected with storage battery.
The present invention also provides a kind of vehicle, and described vehicle has the described hybrid power system of one of technique scheme.
Hybrid power system entire arrangement of the present invention is in engine nacelle, and described drive motor and described transmission device are transverse to being disposed axially in described in described double-clutch automatic gearbox by the side of described double-clutch automatic gearbox.That is, described driving engine is with respect to described double-clutch automatic gearbox horizontally set, and described drive motor vertically arranges with respect to described double-clutch automatic gearbox.Like this, drive motor can not take the axial space of engine nacelle, thereby can reduce as much as possible the axial length of engine nacelle.
The present invention directly uses drive motor and transmission device to replace hybrid power module, not only makes whole hybrid power system more small and exquisite, and has solved because of need exploitation or purchased hybrid power module and cause the problem that cost is higher.
The present invention adopts double-clutch automatic gearbox, due to double-clutch automatic gearbox in power transmission process power failure-free and efficiency high, thereby the existing superior gear shift traveling comfort of vehicle that makes to adopt hybrid power system of the present invention, has again higher driving efficiency and less oil consumption.
Mixed power system structure of the present invention is simple, only needs to increase the repertoire that a drive motor, storage battery and transmission device can be realized existing hybrid power system on hardware, and cost is lower.
According to the detailed description to the specific embodiment of the invention by reference to the accompanying drawings below, those skilled in the art will understand above-mentioned and other objects, advantage and feature of the present invention more.
Accompanying drawing explanation
Hereinafter in exemplary and nonrestrictive mode, describe specific embodiments more of the present invention in detail with reference to the accompanying drawings.In accompanying drawing, identical Reference numeral has indicated same or similar parts or part.It should be appreciated by those skilled in the art that these accompanying drawings may not draw in proportion.In accompanying drawing:
Fig. 1 is the position relationship schematic diagram of each parts of hybrid power system based on double-clutch automatic gearbox according to an embodiment of the invention;
Fig. 2 is the system principle schematic diagram of the hybrid power system based on double-clutch automatic gearbox according to an embodiment of the invention.
Reference numeral in figure is as follows:
1-driving engine;
2-drive motor;
3-storage battery;
4-double-clutch automatic gearbox, 41-first clutch, 42-second clutch, 43-the first input shaft, 44-the second input shaft, 45-the first output shaft, 46-the second output shaft, 47-diff;
5-wheel;
6-flywheel;
7-actuating motor;
8-synchro;
9-transmission device;
X-is axial.
The specific embodiment
Fig. 1 is the position relationship schematic diagram of each parts of hybrid power system based on double-clutch automatic gearbox according to an embodiment of the invention.As shown in Figure 1, the hybrid power system based on double-clutch automatic gearbox, comprises driving engine 1, double-clutch automatic gearbox 4 and drive motor 2.Wherein, in engine nacelle, described driving engine 1 is with respect to described double-clutch automatic gearbox 4 horizontally sets, and described drive motor 2 vertically arranges with respect to described double-clutch automatic gearbox 4.Like this, drive motor 2 can not take the axial space of engine nacelle, thereby can reduce as much as possible the axial length of engine nacelle.
Fig. 2 is the system principle schematic diagram of the hybrid power system based on double-clutch automatic gearbox according to an embodiment of the invention.As shown in Figure 2, described double-clutch automatic gearbox 4 has first clutch 41 and second clutch 42, and described double-clutch automatic gearbox 4 is connected with described driving engine 1 and can be by its driving work.Particularly, in Fig. 2, described double-clutch automatic gearbox 4 has the first input shaft 43 and the second input shaft 44, and described the first input shaft 43 is connected with described first clutch 41, and described the second input shaft 44 is connected with described second clutch 42.And described the first input shaft 43 can be solid axle or hollow shaft, described the second input shaft 44 is hollow shaft, and described the second input shaft 44 rotationally coaxial sleeve is located on described the first input shaft 43.And described the second input shaft 44 is connected with the flywheel 6 of driving engine 1 by second clutch 42.
In embodiment illustrated in fig. 2, described drive motor 2 is connected with described the second input shaft 44, thereby drive motor 2 can drive described the second input shaft 44.In Fig. 2, described the first input shaft 43 is connected with described first clutch 41, and on described the first input shaft 43, is fixedly connected with the driving gear of the odd number shelves of double-clutch automatic gearbox 4.Described the second input shaft 44 is connected with described second clutch 42, and on described the second input shaft 44, is fixedly connected with the driving gear of even number shelves and the driving gear of reverse gear of double-clutch automatic gearbox 4.That is, on the first input shaft 43, be fixedly connected with the driving gear of one three five seven grades of double-clutch automatic gearbox 4, on the second input shaft 44, be fixedly connected with the driving gear of 246 grades of double-clutch automatic gearbox 4 and the driving gear of reverse gear.Drive motor 2 also can be coupled with the first input shaft 43, realizes hybrid power function on odd number shelves.But, as shown in Figure 2, drive motor 2 is preferential to be used following connection: via transmission device 9 with on described the second input shaft 44 the driving gear away from described second clutch 42 be connected, can make like this drive motor 2 with respect to described double-clutch automatic gearbox 4, vertically be arranged at the upper middle position of engine nacelle, avoided, between driving engine 1 and double-clutch automatic gearbox 4, hybrid power module is installed, saved the axial space of engine nacelle.
In Fig. 2, double-clutch automatic gearbox 4 also has the first output shaft 45 and the second output shaft 46.Shift gear (not marking in figure), by driving gear and driven gear, formed, in Fig. 2, driving gear is fixedly connected with described the second input shaft 44 with described the first input shaft 43, driven gear and the engagement of described driving gear and realize and the joint of described the first output shaft 45 and described the second output shaft 46 or separated by synchro.In Fig. 2, show altogether four synchros, but only marked a synchro 8.Described the first output shaft 45 and described the second output shaft 46 connected with differentials 47, and by diff 47 by driving engine 1 or/and the power that drive motor 2 provides is exported to wheel 5.
In Fig. 1 and Fig. 2, described drive motor 2 is connected with storage battery 3, in car brakeing, auto idle speed, stop and driving engine 1 power is exported too much in the situation that, drive motor can be used as electrical generator and uses, this part energy is reclaimed, form with electric energy is stored in storage battery 3, to export with power form by motor when needed.
In the embodiment shown in Figure 2, substantially drive motor 2 and double-clutch automatic gearbox 4 parallel axis arrangement, drive motor 2 meshes by the driving gear on gear transmission and the second input shaft 44, in other embodiments, drive motor 2 can mesh by the driving gear on driving band transmission and the second input shaft 44 or the first input shaft 43.Like this, drive motor 2 by the first output shaft 45 and the second output shaft 46 by transmission of power to diff 47, and then output to wheel 5, like this in the situation that do not increase the axial length of engine nacelle, realized hybrid power function.
The present invention also provides a kind of vehicle with described hybrid power system.
Adopt the vehicle of hybrid power system of the present invention can realize following mode of operation:
1) pure power drive mode: driving engine 1 is not worked, drive motor 2 provides power with electrical motor form, pass to the second input shaft 44, the second input shafts 44 again by the first output shaft 45 and the second output shaft 46 by transmission of power to diff 47, and then pass to wheel 5.
2) pure engine drive pattern: driving engine 1 work, provides power to double-clutch automatic gearbox 4.Under this pattern, drive motor 2 has two states: the one, and drive motor 2 is not worked; The 2nd, drive motor 2 carries out work as electrical generator, in car brakeing, auto idle speed, stops and driving engine 1 power is exported too much in the situation that reclaiming more than energy, and storage battery 3 is charged.
3) combination drive: second clutch 42 closures, driving engine 1 passes through second clutch 42 to the second input shaft 44 transferring power, drive motor 2 is to the second input shaft 44 transferring power, driving engine 1 and drive motor 2 just can be simultaneously to the second input shaft 44 transferring power like this, the second input shaft 44 is again to diff 47 transferring power, to reach larger output torque, thereby obtain the performances such as better acceleration, climbing.
According to test, the in the situation that of drive motor 2 and driving engine 1 associated working, not only can, to the larger power of car load output, also can make car load reduce approximately 40% fuel oil consumption.
So far, those skilled in the art will recognize that, although detailed, illustrate and described a plurality of exemplary embodiment of the present invention herein, but, without departing from the spirit and scope of the present invention, still can directly determine or derive many other modification or the modification that meets the principle of the invention according to content disclosed by the invention.Therefore, scope of the present invention should be understood and regard as and cover all these other modification or modifications.
Claims (5)
1. the hybrid power system based on double-clutch automatic gearbox, comprising:
Driving engine (1);
The double-clutch automatic gearbox (4) being connected with described driving engine (1), described double-clutch automatic gearbox (4) comprising:
The first input shaft (43) and connected first clutch (41);
The second input shaft (44) and connected second clutch (42), described the second input shaft (44) is that coaxial sleeve is located at the hollow shaft on described the first input shaft (43) rotationally, and the bearing of trend of described the first input shaft (43) and the second input shaft (44) defines axial (X) of described double-clutch automatic gearbox (4);
Be separately positioned on a plurality of driving gears on described the first input shaft (43) and described the second input shaft (44);
The drive motor (2) that can work under electrical generator and electrical motor two states; With
Transmission device (9), it is connected between described the first input shaft (43) or described the second input shaft (44) and described drive motor (2), for the bi-directional power between described drive motor (2) and described the first input shaft (43) or the second input shaft (44) via described first clutch (41) or second clutch (42) not;
Wherein, described drive motor (2) and described transmission device (9) are arranged in by the side of described double-clutch automatic gearbox (4) transverse to described axially (X) of described double-clutch automatic gearbox (4).
2. hybrid power system according to claim 1, wherein,
Described drive motor (2) via described transmission device (9) with on described the second input shaft (44) the driving gear away from described second clutch (42) be connected.
3. hybrid power system according to claim 1, wherein,
On described the first input shaft (43), be fixedly connected with the driving gear corresponding to odd number shelves;
On described the second input shaft (44), be fixedly connected with the driving gear corresponding to even number shelves and reverse gear.
4. hybrid power system according to claim 1, wherein,
Described drive motor (2) is connected with storage battery (3).
5. a vehicle, described vehicle has the hybrid power system described in any one in claim 1-4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310484992.5A CN103552461A (en) | 2013-10-16 | 2013-10-16 | Hybrid power system based on double-clutch automatic transmission and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310484992.5A CN103552461A (en) | 2013-10-16 | 2013-10-16 | Hybrid power system based on double-clutch automatic transmission and vehicle |
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| CN201310484992.5A Pending CN103552461A (en) | 2013-10-16 | 2013-10-16 | Hybrid power system based on double-clutch automatic transmission and vehicle |
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Cited By (17)
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|---|---|---|---|---|
| CN103963625A (en) * | 2014-05-28 | 2014-08-06 | 李剑波 | Single-motor full hybrid power system based on automatic gearbox |
| US9517763B2 (en) | 2014-11-18 | 2016-12-13 | Saic Motor Corporation Limited | Control systems and methods for transmission of hybrid power vehicle |
| CN106218390A (en) * | 2016-09-21 | 2016-12-14 | 天津轻工职业技术学院 | A kind of mixed power automobile driving system |
| US9545840B2 (en) | 2014-11-18 | 2017-01-17 | Saic Motor Corporation Limited | Hybrid-power driving system for a vehicle and a transmission thereof |
| US9623872B2 (en) | 2015-05-29 | 2017-04-18 | Saic Motor Corporation Limited | Controlling apparatus and method for electric drive transmission of dual-motor electric vehicle |
| US9637115B2 (en) | 2014-11-18 | 2017-05-02 | Saic Motor Corporation Limited | Control systems and methods for transmission of hybrid power vehicle |
| US9744841B2 (en) | 2014-11-18 | 2017-08-29 | Saic Motor Corporation Limited | Hybrid-power driving system for a vehicle and a transmission thereof |
| US9789754B2 (en) | 2014-11-14 | 2017-10-17 | Saic Motor Corporation Limited | Dual-motor power system and dual-motor hybrid power system for vehicle |
| CN108482101A (en) * | 2018-03-09 | 2018-09-04 | 中国第汽车股份有限公司 | A kind of dual-clutch transmission hybrid power automobile power system and its control method |
| US10144309B2 (en) | 2015-05-29 | 2018-12-04 | Saic Motor Corporation Limited | Dual motor power system and control method for pure electric vehicle |
| CN109340323A (en) * | 2018-11-28 | 2019-02-15 | 宁波上中下自动变速器有限公司 | The mixed dynamic speed change gear of off-axis formula P2 |
| CN109866594A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid driving device |
| CN109866595A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of automobile hybrid power mechanism |
| CN109866593A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of mixed dynamic power assembly of automobile |
| CN109866604A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid assembly |
| CN109866600A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of driving of double-motor hybrid and speed change gear |
| CN113978237A (en) * | 2021-10-22 | 2022-01-28 | 奇瑞汽车股份有限公司 | Hybrid power system |
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| CN103963625A (en) * | 2014-05-28 | 2014-08-06 | 李剑波 | Single-motor full hybrid power system based on automatic gearbox |
| US9789754B2 (en) | 2014-11-14 | 2017-10-17 | Saic Motor Corporation Limited | Dual-motor power system and dual-motor hybrid power system for vehicle |
| US9517763B2 (en) | 2014-11-18 | 2016-12-13 | Saic Motor Corporation Limited | Control systems and methods for transmission of hybrid power vehicle |
| US9545840B2 (en) | 2014-11-18 | 2017-01-17 | Saic Motor Corporation Limited | Hybrid-power driving system for a vehicle and a transmission thereof |
| US9637115B2 (en) | 2014-11-18 | 2017-05-02 | Saic Motor Corporation Limited | Control systems and methods for transmission of hybrid power vehicle |
| US9744841B2 (en) | 2014-11-18 | 2017-08-29 | Saic Motor Corporation Limited | Hybrid-power driving system for a vehicle and a transmission thereof |
| US10144309B2 (en) | 2015-05-29 | 2018-12-04 | Saic Motor Corporation Limited | Dual motor power system and control method for pure electric vehicle |
| US9623872B2 (en) | 2015-05-29 | 2017-04-18 | Saic Motor Corporation Limited | Controlling apparatus and method for electric drive transmission of dual-motor electric vehicle |
| CN106218390A (en) * | 2016-09-21 | 2016-12-14 | 天津轻工职业技术学院 | A kind of mixed power automobile driving system |
| CN109866595A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of automobile hybrid power mechanism |
| CN109866594A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid driving device |
| CN109866593A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of mixed dynamic power assembly of automobile |
| CN109866604A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of double-motor hybrid assembly |
| CN109866600A (en) * | 2017-12-05 | 2019-06-11 | 吉利汽车研究院（宁波）有限公司 | A kind of driving of double-motor hybrid and speed change gear |
| CN108482101A (en) * | 2018-03-09 | 2018-09-04 | 中国第汽车股份有限公司 | A kind of dual-clutch transmission hybrid power automobile power system and its control method |
| CN109340323A (en) * | 2018-11-28 | 2019-02-15 | 宁波上中下自动变速器有限公司 | The mixed dynamic speed change gear of off-axis formula P2 |
| CN113978237A (en) * | 2021-10-22 | 2022-01-28 | 奇瑞汽车股份有限公司 | Hybrid power system |
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