CN201296159Y - Hybrid power drive system - Google Patents
Hybrid power drive system Download PDFInfo
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- CN201296159Y CN201296159Y CNU200820147088XU CN200820147088U CN201296159Y CN 201296159 Y CN201296159 Y CN 201296159Y CN U200820147088X U CNU200820147088X U CN U200820147088XU CN 200820147088 U CN200820147088 U CN 200820147088U CN 201296159 Y CN201296159 Y CN 201296159Y
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Abstract
A hybrid power drive system comprises an engine, a first clutch, a first motor, a first speed reducing mechanism, a first wheel group, a second motor, a second speed reducing mechanism, a second wheel group and an energy storing device, wherein, the engine, the first clutch and the first motor are connected in sequence; the first speed reducing mechanism is connected between the first clutch and the motor; the first wheel group is connected with the first speed reducing mechanism; the second motor, the second speed reducing mechanism and the second wheel group are connected in sequence; and the energy storing device is respectively and electrically connected with the first motor and the second motor. The hybrid power drive system provided by the utility model has a simple structure and various four-wheel drive modes, thereby providing stronger power for vehicles and meeting the power requirements thereof.
Description
Technical field
The utility model relates to a kind of hybrid electric drive system.
Background technology
At present, because hybrid vehicle has had both the power advantage of pure electric automobile and conventional automobile, and performance is excellent aspect energy-conserving and environment-protective, therefore becomes the developing direction of auto trade gradually.Yet existing hybrid vehicle mostly is f-w-d or back-wheel drive, that is to say, only provides propulsive effort by two in four wheels.Therefore, when vehicle travels under abominable road conditions condition, when for example cross-country, its drive system can't provide more powerful motivation with meet requirements for vehicle, thereby this existing hybrid electric drive system is restricted when being applied to the cross-country type automobile.
The utility model content
The purpose of this utility model provides a kind of hybrid electric drive system, and this drive system has multiple four wheel drive pattern, can provide more powerful motivation for vehicle.
Comprise according to hybrid electric drive system of the present utility model: driving engine, first clutch, first motor, first speed reduction gearing, first set of wheels, second motor, second speed reduction gearing, second set of wheels, and closed-center system, wherein: described driving engine, the first clutch and first motor are linked in sequence, described first speed reduction gearing is connected between the first clutch and first motor, first set of wheels links to each other with first speed reduction gearing, second motor, second speed reduction gearing and second set of wheels are linked in sequence, and closed-center system is electrically connected respectively with first motor and second motor.
The hybrid electric drive system that the utility model provides is not only simple in structure, and except that having multiple two-wheel drive mode, also has multiple four wheel drive pattern, therefore can provide more powerful motivation for vehicle, satisfying its power demand, and then make the application of this hybrid electric drive system in the cross-country type vehicle become possibility.
Description of drawings
Fig. 1 is the functional block diagram according to the hybrid electric drive system of the utility model first embodiment;
Fig. 2 is the functional block diagram according to the hybrid electric drive system of the utility model second embodiment.
The specific embodiment
Below, will be in conjunction with the accompanying drawings, the specific embodiment of the present utility model is described in detail.
As shown in Figure 1, the hybrid electric drive system according to the utility model first embodiment comprises: driving engine 10, first clutch 20, first motor 30, first speed reduction gearing 50, first set of wheels 60, second motor 70, second speed reduction gearing 80, second set of wheels 90 and closed-center system 100.Wherein, described driving engine 10, first clutch 20 and first motor 30 are linked in sequence, described first speed reduction gearing 50 is connected between the first clutch 20 and first motor 30, first set of wheels 60 links to each other with first speed reduction gearing 50, second motor 70, second speed reduction gearing 80 and second set of wheels 90 are linked in sequence, and closed-center system 100 is electrically connected respectively with first motor 30 and second motor 70.
Wherein, described driving engine 10 can be other engine fuels such as spark ignition engine, diesel engine or methyl alcohol, ethanol or the like.
Described first clutch 20 can be for well known to a person skilled in the art various ordinary clutch.
Described first motor 30 and second motor 70 can be AC alternating current dynamo, switched reluctance machines, direct current permanent magnet motor or the like.According to electromagnetic induction principle, described first motor 30 and second motor 70 all both can generator mode work, also can electric motor mode work.When working, be used for mechanical energy is converted into electric energy with generator mode.When working, be used for electric energy is converted into mechanical energy with electric motor mode.For example, when the power of driving engine 10 is delivered to first motor 30 by the first clutch 20 that is in engagement state, first motor 30 is with generator mode work, thereby mechanical energy is converted into electric energy and is delivered to closed-center system 100, so that closed-center system 100 is charged.When described drive system is in braking mode, when being passed to first motor 30 and/or second motor 70 respectively from the braking energy of the feedback of first set of wheels 60 and/or second set of wheels 90, first motor 30 and/or second motor 70 are with generator mode work, thereby mechanical energy is converted into electric energy and is delivered to closed-center system 100, so that closed-center system 100 is charged.And when closed-center system 100 during to first motor 30 and the power supply of second motor 70, first motor 30 and second motor 70 be all with electric motor mode work, thereby electric energy is converted into mechanical energy, travels with final driven wheel.
Described first speed reduction gearing 50 and second speed reduction gearing 80 can be reducing gear, change-speed box or the like.And as known to those skilled in the art, the power that is delivered to first speed reduction gearing 50 and second speed reduction gearing 80 can finally be delivered to first set of wheels 60 and second set of wheels 90 respectively by coupler, wheel drive shaft etc., travels with powered vehicle.
Described closed-center system 100 is controlled energy storing device, for example can be battery pack, fuel cells or the like.
The drive system of this kind embodiment can have first set of wheels and drive engine mode, the first set of wheels drive motor pattern, first set of wheels driving motor of engine integrated mode, the second set of wheels drive motor pattern, four wheel drive motor of engine integrated mode, four wheel drive double-motor integrated mode and four wheel drive driving engine double-motor integrated mode.
Wherein, drive under the engine mode in described first set of wheels, vehicle drives by first set of wheels 60, and driving engine 10 is as propulsion source.At this moment, described driving engine 10 starts, and first clutch 20 is in engagement state, and the power of driving engine 10 is passed to first set of wheels 60 by the first clutch 20 and first speed reduction gearing 50, travels with powered vehicle.
Under the described first set of wheels drive motor pattern, vehicle drives by first set of wheels 60, and first motor 30 is as propulsion source.At this moment, described closed-center system 100 is to 30 power supplies of first motor, and the power of first motor 30 is passed to first set of wheels 60 by first speed reduction gearing 50, travels with powered vehicle.
Drive under the motor of engine integrated mode in described first set of wheels, vehicle drives by first set of wheels 60, and the driving engine 10 and first motor 30 are simultaneously as propulsion source.At this moment, described driving engine 10 starts, first clutch 20 is in engagement state, the power of driving engine 10 is passed to first set of wheels 60 by the first clutch 20 and first speed reduction gearing 50, travel with powered vehicle, and simultaneously, described closed-center system 100 is also to 30 power supplies of first motor, the power of first motor 30 also is passed to first set of wheels 60 by first speed reduction gearing 50, travels with powered vehicle.
Under the described second set of wheels drive motor pattern, vehicle drives by second set of wheels 90, and second motor 70 is as propulsion source.At this moment, described closed-center system 100 is to 70 power supplies of second motor, and the power of second motor 70 is passed to second set of wheels 90 by second speed reduction gearing 80, travels with powered vehicle.
Under described four wheel drive motor of engine integrated mode, vehicle by first set of wheels 60 and second set of wheels 90, be that four-wheel drives jointly, the driving engine 10 and second motor 70 are simultaneously as propulsion source.At this moment, described driving engine 10 starts, first clutch 20 is in engagement state, the power of driving engine 10 is passed to first set of wheels 60 by the first clutch 20 and first speed reduction gearing 50, travel with powered vehicle, and simultaneously, described closed-center system 100 is to 70 power supplies of second motor, the power of second motor 70 is passed to second set of wheels 90 by second speed reduction gearing 80, travels with powered vehicle.
Under described four wheel drive double-motor integrated mode, vehicle by first set of wheels 60 and second set of wheels 90, be that four-wheel drives jointly, first motor 30 and second motor 70 are simultaneously as propulsion source.At this moment, described closed-center system 100 is simultaneously to first motor 30 and 70 power supplies of second motor, the power of first motor 30 and second motor 70 is passed to first set of wheels 60 and second set of wheels 90 by first speed reduction gearing 50 and second speed reduction gearing 80 respectively, travels with powered vehicle.
Under described four wheel drive driving engine double-motor integrated mode, vehicle by first set of wheels 60 and second set of wheels 90, be that four-wheel drives jointly, driving engine 10, first motor 30 and second motor 70 are simultaneously as propulsion source.At this moment, described driving engine 10 starts, first clutch 20 is in engagement state, the power of driving engine 10 is passed to first set of wheels 60 by the first clutch 20 and first speed reduction gearing 50, travel with powered vehicle, and simultaneously, described closed-center system 100 is powered simultaneously to first motor 30 and second motor 70, the power of first motor 30 and second motor 70 is passed to first set of wheels 60 and second set of wheels 90 by first speed reduction gearing 50 and second speed reduction gearing 80 respectively, travels with powered vehicle.
According to the functional block diagram of the hybrid electric drive system of the utility model second embodiment as shown in Figure 2, wherein the difference of comparing with embodiment shown in Figure 1 is, described drive system is except that comprising shown in Fig. 1 each parts, also comprise second clutch 40, described second clutch 40 can be for well known to a person skilled in the art various ordinary clutch.
In the case, the annexation of each parts is in the drive system: described driving engine 10, first clutch 20 and first motor 30 are linked in sequence, described second clutch 40 is connected between the first clutch 20 and first motor 30, second clutch 40, first speed reduction gearing 50 and first set of wheels 60 are linked in sequence, second motor 70, second speed reduction gearing 80 and second set of wheels 90 are linked in sequence, closed-center system 100 is electrically connected respectively with first motor 30 and second motor 70, as shown in Figure 2.
The drive system of this kind embodiment is removed has the various drive patterns that first embodiment is had, drive outside engine mode, the first set of wheels drive motor pattern, first set of wheels driving motor of engine integrated mode, the second set of wheels drive motor pattern, four wheel drive motor of engine integrated mode, four wheel drive double-motor integrated mode and the four wheel drive driving engine double-motor integrated mode as first set of wheels, also have all attainable self-charging pattern under Parking and driving states.
The difference of this embodiment and first embodiment is, no matter is the power of driving engine 10, still the power of first motor 30, before being passed to first set of wheels 60, all need to pass through second clutch 40 earlier, and then, be passed to first set of wheels 60 at last by first speed reduction gearing 50.Be exactly specifically, the power of driving engine 10 is passed to first set of wheels, 60, the first motors 30 by first clutch 20, second clutch 40 and first speed reduction gearing 50 power is passed to first set of wheels 60 by the second clutch 40 and first speed reduction gearing 50.Therefore, drive under engine mode, the first set of wheels drive motor pattern, first set of wheels driving motor of engine integrated mode, four wheel drive motor of engine integrated mode, four wheel drive double-motor integrated mode and the four wheel drive driving engine double-motor integrated mode in described first set of wheels, described second clutch 40 all is in engagement state.In addition, mode of operation and first embodiment identical of the miscellaneous part in the drive system under each pattern identical with first embodiment is so repeat no more.
In addition, under described self-charging pattern, when vehicle is in the Parking state, described driving engine 10 starts, first clutch 20 is in engagement state, and second clutch 40 is in released state, and the power of driving engine 10 is passed to first motor 30 by first clutch 20, and be converted into power delivery to closed-center system 100 by first motor 30, so that it is charged.And when vehicle is in driving states, not only described driving engine 10 starts, first clutch 20 is in engagement state, second clutch 40 is in released state, the power of driving engine 10 is passed to first motor 30 by first clutch 20, and be converted into power delivery to closed-center system 100 by first motor 30, so that it is charged, and simultaneously, described closed-center system 100 is also to 70 power supplies of second motor, the power of second motor 70 is passed to second set of wheels 90 by second speed reduction gearing 80, travels with powered vehicle.
Under the preferable case, described closed-center system 100 has the external charge interface, can directly use external power supply that described closed-center system 100 is carried out external charge by this external charge interface, for example can directly use domestic power supply that it is charged, therefore improved ease of use greatly, and this preferred feature is suitable for all for aforementioned first embodiment and second embodiment.
Claims (3)
1, a kind of hybrid electric drive system, described drive system comprises: driving engine (10), first clutch (20), first motor (30), first speed reduction gearing (50), first set of wheels (60), second motor (70), second speed reduction gearing (80), second set of wheels (90), and closed-center system (100), wherein, described driving engine (10), first clutch (20) and first motor (30) are linked in sequence, described first speed reduction gearing (50) is connected between first clutch (20) and first motor (30), first set of wheels (60) links to each other with first speed reduction gearing (50), second motor (70), second speed reduction gearing (80) and second set of wheels (90) are linked in sequence, and closed-center system (100) is electrically connected respectively with first motor (30) and second motor (70).
2. drive system according to claim 1, wherein, described drive system also comprises second clutch (40), and described second clutch (40) is connected between first clutch (20) and first motor (30), and described first speed reduction gearing (50) links to each other with second clutch (40).
3, drive system according to claim 1 and 2, wherein, described closed-center system (100) has the external charge interface, to use external power supply closed-center system (100) is charged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820147088XU CN201296159Y (en) | 2008-08-28 | 2008-08-28 | Hybrid power drive system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820147088XU CN201296159Y (en) | 2008-08-28 | 2008-08-28 | Hybrid power drive system |
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| Publication Number | Publication Date |
|---|---|
| CN201296159Y true CN201296159Y (en) | 2009-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820147088XU Expired - Lifetime CN201296159Y (en) | 2008-08-28 | 2008-08-28 | Hybrid power drive system |
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| CN (1) | CN201296159Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010022679A1 (en) * | 2008-08-28 | 2010-03-04 | Byd Company Limited | Hybrid power drive system and drive method thereof |
| WO2011079740A1 (en) * | 2009-12-31 | 2011-07-07 | Byd Company Limited | Hybrid power driving system and driving method of the same |
| CN105346540A (en) * | 2015-12-03 | 2016-02-24 | 湖南大学 | Vehicle hybrid engine assembly and control method thereof |
| CN106740810A (en) * | 2017-01-24 | 2017-05-31 | 王骏杰 | Hybrid power system based on double clutch transmission structures |
| CN108248367A (en) * | 2018-01-03 | 2018-07-06 | 北京汽车股份有限公司 | The dynamical system of hybrid vehicle |
-
2008
- 2008-08-28 CN CNU200820147088XU patent/CN201296159Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010022679A1 (en) * | 2008-08-28 | 2010-03-04 | Byd Company Limited | Hybrid power drive system and drive method thereof |
| US8336653B2 (en) | 2008-08-28 | 2012-12-25 | Byd Co. Ltd. | Hybrid power drive system and drive method |
| WO2011079740A1 (en) * | 2009-12-31 | 2011-07-07 | Byd Company Limited | Hybrid power driving system and driving method of the same |
| EP2519416A1 (en) * | 2009-12-31 | 2012-11-07 | BYD Company Limited | Hybrid power driving system and driving method of the same |
| CN102114766B (en) * | 2009-12-31 | 2014-03-19 | 比亚迪股份有限公司 | Hybrid drive system and driving method thereof |
| EP2519416A4 (en) * | 2009-12-31 | 2014-05-07 | Byd Co Ltd | Hybrid power driving system and driving method of the same |
| CN105346540A (en) * | 2015-12-03 | 2016-02-24 | 湖南大学 | Vehicle hybrid engine assembly and control method thereof |
| CN105346540B (en) * | 2015-12-03 | 2017-10-27 | 湖南大学 | A kind of Vehicular hybrid power assembly and its control method |
| CN106740810A (en) * | 2017-01-24 | 2017-05-31 | 王骏杰 | Hybrid power system based on double clutch transmission structures |
| CN108248367A (en) * | 2018-01-03 | 2018-07-06 | 北京汽车股份有限公司 | The dynamical system of hybrid vehicle |
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Granted publication date: 20090826 |