CN101152837A - Driving device of hybrid vehicle - Google Patents
Driving device of hybrid vehicle Download PDFInfo
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- CN101152837A CN101152837A CNA2006101410691A CN200610141069A CN101152837A CN 101152837 A CN101152837 A CN 101152837A CN A2006101410691 A CNA2006101410691 A CN A2006101410691A CN 200610141069 A CN200610141069 A CN 200610141069A CN 101152837 A CN101152837 A CN 101152837A
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- dynamotor
- power
- driving engine
- speed
- changing mechanism
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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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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
Abstract
The present invention of a hybrid driving device comprises an engine, a startup dynamotor, a clutch, a speed changing mechanism, an electrical generator and an energy storage system. The energy storage system is electrically connected with the startup dynamotor and the electrical generator. A rotor shaft of the startup dynamotor is connected with an output shaft of the speed changing mechanism. And the output shaft of the speed changing mechanism is passed to a wheel by a transmission mechanism. Because a complicated power distributing mechanism is cancelled, the present invention of the hybrid driving device has a simple and compact structure and relatively flexible arrangement. In addition complex energy conversion does not exist, so the energy using efficiency is high and the overall performance is good. The vehicle power performance, fuel economy performance and emission performance and other aspect are all improved.
Description
Technical field
The present invention relates to a kind of is the drive apparatus for hybrid vehicle of propulsion source with fuel and electric energy, and this actuating device has driving engine and dynamotor, comes powered vehicle to travel by being used in combination these two kinds of propulsions source in all cases.
Background technology
The mankind of the world today are faced with energy shortage and ecological deterioration two is challenged greatly, and orthodox car is subjected to the serious puzzlement of oil crises day by day, and energy-conserving and environment-protective become the development topic of auto trade gradually.In recent years, have the hybrid vehicle of two kinds of different dynamic sources, realization reduction oil consumption and discharging, obtained Application and Development, and drop into commodity production and introduce to the market.The hybrid vehicle of volume production has the Prius of Toyota, the Crown of Toyota, Honda Insight, Honda Civic or the like at present, and is numerous.Known driving system of hybrid vehicle is broadly divided into series, parallel and three kinds of versions of series-parallel connection according to its electromechanical coupling feature.
Tandem power is made up of driving engine, electrical generator and electrical motor three part dynamic assemblies, form power unit system with series connected mode between them, the engine driven generators generating, electric energy is transported to battery or electrical motor by controller, drives automobile by electrical motor by speed-changing mechanism.By the battery driven motor drive wheels, drive the generator for electricity generation driving motor by driving engine when loading greatly during little load.When the startup of vehicle place, acceleration, climbing operating mode, driving engine-motor unit and battery pack provide electric energy to electrical motor jointly; When battery-driven car is in low speed, slides, during the operating mode of idling, then by the battery driven electrical motor, when the battery pack short of electricity then by the Engine-Generator group to batteries charging.Series-mode frame is applicable to frequent starting and low cruise operating mode in the city, near engine conditioning steady running optimal working point can be reached the purpose of adjusting the speed of a motor vehicle by the output of adjusting battery and electrical motor.Make driving engine avoid the operating mode of idling and low-speed running, thereby improved the efficient of driving engine, reduced exhaust emission.But its shortcoming is an energy several times to be changed, and mechanical efficiency is lower.
Parallel power drives automobile jointly by driving engine and electrical motor, and driving engine and electrical motor adhere to two cover systems separately, can provide moment of torsion to automotive transmission independently respectively, not only can drive jointly but also can independent drive on different road surfaces.When car acceleration were climbed, electrical motor and driving engine can provide power to transmission device simultaneously, in case automobile speed reaches cruising speed, automobile will only rely on driving engine to keep this speed.Electrical motor not only can be made electrical motor but also can make electrical generator and use, and is called an electronic generator set again.Owing to there is not independent electrical generator, driving engine can directly pass through the transmission device drive wheels, the more approaching traditional automobile driving system of this device, and mechanical efficiency loss and general-utility car are similar.
The series parallel type device has comprised tandem and parallel characteristics.Power system comprises driving engine, electrical generator and electrical motor, and according to the work-saving device difference, it is divided into driving engine again is main two kinds for the motor of advocating peace.In the form based on driving engine, driving engine is as main power, and motor is an auxiliary power source; In the form based on motor, driving engine is as auxiliary power source, and motor is a main power.The advantage of this structure is that control is convenient, and shortcoming is the structure more complicated.
For example, CN 1703334A discloses a kind of drive apparatus for hybrid vehicle.
Partly mentioned a kind of existing drive apparatus for hybrid vehicle in the background technology of this piece patent application, this actuating device uses a dynamotor, a power splitting mechanism, and another dynamotor.First dynamotor is mainly as generating.Power splitting mechanism comprises a cover compound planet gear, and the power distribution that driving engine is produced is two parts, and a part is supplied with first dynamotor and produced electric energy and offer second dynamotor, and another part mechanical transfer is to wheel.Second dynamotor mainly is to use as an electrical motor, produces power and comes auxiliary drive wheels.
In this actuating device, power splitting mechanism must be mechanical, electrical two-way with the dynamic branch of driving engine, and wherein power channel need pass through the conversion of mechanical energy-electric energy-mechanical energy, thereby has increased the loss of transformation of energy inevitably.
The drive apparatus for hybrid vehicle that this piece patent application is invented, only be a kind of speed reduction gearing is added on the above-mentioned existing compound planet gear and as the arrangement of power splitting mechanism, it does not solve power splitting mechanism complex structure, the high deficiency of degradation of energy.
Summary of the invention
The purpose of this invention is to provide a kind of compact conformation and the high drive apparatus for hybrid vehicle of energy service efficiency.
Drive apparatus for hybrid vehicle of the present invention comprises driving engine, starter-generator, power-transfer clutch, speed-changing mechanism, dynamotor and closed-centre system, wherein the rotor shaft of starter-generator is connected to the output shaft of driving engine, power-transfer clutch is connected between the input shaft of the rotor shaft of starter-generator and speed-changing mechanism, the rotor shaft of dynamotor is connected to the output shaft of speed-changing mechanism, and the output shaft of speed-changing mechanism is delivered to wheel by transmission device.
In drive apparatus for hybrid vehicle of the present invention, when the driving engine independent drive, the power of driving engine is directly delivered to wheel through starter-generator, power-transfer clutch, speed-changing mechanism and transmission device; When the dynamotor independent drive, the power of dynamotor is directly delivered to wheel by the output shaft and the transmission device of speed-changing mechanism; When driving engine and dynamotor drove jointly, the power of the two made up on the output shaft of speed-changing mechanism and is delivered to wheel by transmission device; At car deceleration or glancing impact, dynamotor carries out regenerative feedback braking as electrical generator, and the inertia of vehicle can be converted to electric energy.Therefore, owing to cancelled baroque power splitting mechanism, therefore drive apparatus for hybrid vehicle of the present invention is simple and compact for structure, arranges flexible relatively.In addition, owing to do not have complicated transformation of energy, thus energy service efficiency height, and have better comprehensive performance, comprise that all there is improvement aspects such as vehicle power, fuel economy and emission performance.
Description of drawings
Fig. 1 is the structural representation of a kind of exemplary embodiment of drive apparatus for hybrid vehicle of the present invention.
The specific embodiment
Below with reference to Fig. 1 drive apparatus for hybrid vehicle of the present invention is described in detail.
As shown in Figure 1, drive apparatus for hybrid vehicle of the present invention comprises driving engine 1, starter-generator 2, power-transfer clutch 3, speed-changing mechanism 4, dynamotor 5 and closed-centre system (not shown), wherein the rotor shaft of starter-generator 2 is connected to the output shaft of driving engine 1, power-transfer clutch 3 is connected between the input shaft of the rotor shaft of starter-generator 2 and speed-changing mechanism 4, the rotor shaft of dynamotor 5 is connected to the output shaft of speed-changing mechanism 4, and the output shaft of speed-changing mechanism 4 is delivered to wheel by transmission device.
According to a kind of preferred embodiment of the present invention, the rotor shaft of described starter-generator 2 can be rigidly connected with the crankshaft output end of driving engine 1, is used to receive the power of driving engine 1 output, and can be as the flywheel of driving engine 1.Thus, owing to omitted driving engine 1 original flywheel, so further simplify the structure.
According to a kind of preferred embodiment of the present invention, the output shaft of the rotor shaft of described dynamotor 5 and speed-changing mechanism 4 is structure as a whole, and makes structure compact more thus, assembles simple and reliable.
According to a kind of preferred embodiment of the present invention, described transmission device can comprise main reduction gear 6, and this main reduction gear 6 receives the power of speed-changing mechanism 4 output shafts and is delivered to wheel.For example, can be connected by gear simply between the output shaft of the input shaft of main reduction gear 6 and speed-changing mechanism 4, main reduction gear 6 is delivered to wheel by its output shaft, diff etc. again from the power that speed-changing mechanism 4 receives then, and powered vehicle is travelled.This main reduction gear 6 can play to slow down and increase the effect of turning round.
According to a kind of preferred embodiment of the present invention, actuating device also comprises a mixed drive case 7, described speed-changing mechanism 4, dynamotor 5 and main reduction gear 6 are arranged in this mixed drive case 7 together, make that therefore the structure of actuating device is very compact, arrange more flexible.
According to a kind of preferred embodiment of the present invention, described starter-generator 2 and power-transfer clutch 3 also can be installed in the clutch bell of driving engine 1 together, make the structure of actuating device compact more, arrange more flexible.
Below, the operation of drive apparatus for hybrid vehicle of the present invention is described in detail.
When vehicle starting or light duty, power-transfer clutch 3 separates, and comes the independent drive vehicle by the energy of dynamotor 5 working power battery pack, moves with electric-only mode.Promptly, dynamotor 5 uses as electrical motor, receive the electric energy of power battery pack, convert electrical energy into mechanical energy, drive output shaft (rotor shaft of this output shaft and dynamotor 5 is rigidly connected or the is integrally formed) rotation of speed-changing mechanism 4, the power of this output shaft finally is delivered to wheel through transmission devices such as gear mechanism, main reduction gears 6 then, travels with the electric-only mode powered vehicle.
But in limited time, starter generator 2 will use the electric energy of traditional storage battery to come fire an engine 1, be formed by driving engine 1 powered vehicle then under the state-of-charge of power battery pack is lower than.
When the cruising operating mode, when the speed of a motor vehicle promotes the power reach setting value or dynamotor 5 outputs and can not satisfy running car and require, power-transfer clutch 3 engagements, the vehicle that travels will drag driving engine 1 and reach and set the starting of rotating speed after ignition.Afterwards, electrical motor 5 stops output immediately, by driving engine 1 independent drive vehicle.That is, the power of driving engine 1 is delivered to wheel through the input shaft of the rotor shaft of engine output shaft, starter-generator 2, power-transfer clutch 3, speed-changing mechanism 4 and output shaft and transmission device successively.In driving engine 1 working process, because the rotation of the rotor shaft of starter-generator 2, so can produce electric energy and be stored in the power battery pack.When the electric weight of power battery pack is full of, then can control the rotor shaft idle running of starter-generator 2 by control system.
When quickening and climbing operating mode, when power, when torque demand surpasses the rated value of driving engine 1, starting dynamotor 5 provides power and driving engine 1 powered vehicle together.That is, the power of the power of driving engine 1 and dynamotor 5 makes up on the output shaft of speed-changing mechanism 4, passes to wheel then jointly, and realization the high-power of vehicle travelled.
Slowing down and glancing impact, dynamotor 5 carries out the regenerative feedback braking as electrical generator, reclaims kinetic energy by vehicular drive.The kinetic energy that reclaims is converted into electrical power storage in power battery pack.Cut-off clutch 3 reclaims more energy.If the electric weight of power battery pack is full of, then engaged clutch 3, can strengthen braking effect by the anti-driving engine 1 that drags, and alleviate the pressure of brake system, help the protection of brake system.Control system is selected brake mode according to the intention of chaufeur, preferentially uses the regenerative feedback braking.
In addition, when being necessary, driving engine 1 can only drive starter generator 2 and come to the power battery pack fast charge, i.e. the stopping for charging pattern.
Claims (6)
1. drive apparatus for hybrid vehicle, it is characterized in that, this actuating device comprises driving engine (1), starter-generator (2), power-transfer clutch (3), speed-changing mechanism (4), dynamotor (5) and closed-centre system, wherein closed-centre system is electrically connected with starter-generator (2) and dynamotor (5), the rotor shaft of starter-generator (2) is connected to the output shaft of driving engine (1), power-transfer clutch (3) is connected between the input shaft of the rotor shaft of starter-generator (2) and speed-changing mechanism (4), the rotor shaft of dynamotor (5) is connected to the output shaft of speed-changing mechanism (4), and the output shaft of speed-changing mechanism (4) is delivered to wheel by transmission device.
2. drive apparatus for hybrid vehicle according to claim 1 is characterized in that, the crankshaft output end of the rotor shaft of described starter-generator (2) and driving engine (1) is rigidly connected, and is used as the flywheel of driving engine (1).
3. drive apparatus for hybrid vehicle according to claim 1 is characterized in that, the output shaft of the rotor shaft of described dynamotor (5) and speed-changing mechanism (4) is structure as a whole.
4. drive apparatus for hybrid vehicle according to claim 1 is characterized in that, described transmission device comprises main reduction gear (6), and this main reduction gear (6) receives the power of speed-changing mechanism (4) output shaft and is delivered to wheel.
5. drive apparatus for hybrid vehicle according to claim 4 is characterized in that, this actuating device comprises mixed drive case (7), and described speed-changing mechanism (4), dynamotor (5) and main reduction gear (6) are arranged in this mixed drive case (7) together.
6. drive apparatus for hybrid vehicle according to claim 1 is characterized in that, described starter-generator (2) and power-transfer clutch (3) are installed in the clutch bell of driving engine (1) together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101410691A CN101152837B (en) | 2006-09-29 | 2006-09-29 | Driving device of hybrid vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101410691A CN101152837B (en) | 2006-09-29 | 2006-09-29 | Driving device of hybrid vehicle |
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| CN101152837A true CN101152837A (en) | 2008-04-02 |
| CN101152837B CN101152837B (en) | 2011-03-30 |
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| CN2006101410691A Active CN101152837B (en) | 2006-09-29 | 2006-09-29 | Driving device of hybrid vehicle |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102003243A (en) * | 2010-10-25 | 2011-04-06 | 江苏大学 | Electrically regenerative engine retarder and control method thereof |
| CN102632798A (en) * | 2011-02-14 | 2012-08-15 | 苏州巴米特信息科技有限公司 | Special automobile power system |
| CN102765329A (en) * | 2012-07-02 | 2012-11-07 | 奇瑞汽车股份有限公司 | Power assembly of range extended electric vehicle |
| US8701808B2 (en) | 2009-06-17 | 2014-04-22 | Shanghai E-Propulsion Auto Technology Co., Ltd. | Series/parallel dual motor multi-clutch hybrid driving unit for vehicle |
| CN104564398A (en) * | 2014-12-22 | 2015-04-29 | 潍柴动力股份有限公司 | Engine control method and device |
| CN104742897A (en) * | 2013-12-26 | 2015-07-01 | 现代自动车株式会社 | Regenerative Brake Apparatus Of Hybrid Vehicle And Method Thereof |
| CN106004405A (en) * | 2016-07-11 | 2016-10-12 | 电子科技大学中山学院 | Driving system of hybrid electric vehicle |
| CN107921856A (en) * | 2015-08-27 | 2018-04-17 | 爱信精机株式会社 | Driving device for hybrid car |
| CN109017270A (en) * | 2018-07-18 | 2018-12-18 | 冯德洲 | A kind of hybrid power CVT stepless speed variator system of efficient energy-saving safe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100528655C (en) * | 2003-09-11 | 2009-08-19 | 日产柴油机车工业株式会社 | Gear shift control device of hybrid power vehicle |
| CN1805245A (en) * | 2005-01-13 | 2006-07-19 | 奇瑞汽车有限公司 | Electrical motor for mixed power vehicles |
-
2006
- 2006-09-29 CN CN2006101410691A patent/CN101152837B/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8701808B2 (en) | 2009-06-17 | 2014-04-22 | Shanghai E-Propulsion Auto Technology Co., Ltd. | Series/parallel dual motor multi-clutch hybrid driving unit for vehicle |
| CN102003243A (en) * | 2010-10-25 | 2011-04-06 | 江苏大学 | Electrically regenerative engine retarder and control method thereof |
| CN102632798A (en) * | 2011-02-14 | 2012-08-15 | 苏州巴米特信息科技有限公司 | Special automobile power system |
| CN102765329A (en) * | 2012-07-02 | 2012-11-07 | 奇瑞汽车股份有限公司 | Power assembly of range extended electric vehicle |
| CN104742897A (en) * | 2013-12-26 | 2015-07-01 | 现代自动车株式会社 | Regenerative Brake Apparatus Of Hybrid Vehicle And Method Thereof |
| CN104742897B (en) * | 2013-12-26 | 2019-08-09 | 现代自动车株式会社 | The regeneration brake devices and methods therefor of hybrid vehicle |
| CN104564398A (en) * | 2014-12-22 | 2015-04-29 | 潍柴动力股份有限公司 | Engine control method and device |
| CN107921856A (en) * | 2015-08-27 | 2018-04-17 | 爱信精机株式会社 | Driving device for hybrid car |
| CN106004405A (en) * | 2016-07-11 | 2016-10-12 | 电子科技大学中山学院 | Driving system of hybrid electric vehicle |
| CN106004405B (en) * | 2016-07-11 | 2018-10-02 | 电子科技大学中山学院 | Driving system of hybrid electric vehicle |
| CN109017270A (en) * | 2018-07-18 | 2018-12-18 | 冯德洲 | A kind of hybrid power CVT stepless speed variator system of efficient energy-saving safe |
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| Publication number | Publication date |
|---|---|
| CN101152837B (en) | 2011-03-30 |
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