CN201362166Y - Series-parallel hybrid system driven directly by engine - Google Patents

Series-parallel hybrid system driven directly by engine Download PDF

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Publication number
CN201362166Y
CN201362166Y CNU2009200684068U CN200920068406U CN201362166Y CN 201362166 Y CN201362166 Y CN 201362166Y CN U2009200684068 U CNU2009200684068 U CN U2009200684068U CN 200920068406 U CN200920068406 U CN 200920068406U CN 201362166 Y CN201362166 Y CN 201362166Y
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CN
China
Prior art keywords
power
output shaft
drive motor
generation unit
series
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNU2009200684068U
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Chinese (zh)
Inventor
姚杰
兰志波
齐洪元
顾庆
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SAIC Motor Corp Ltd
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SAIC Motor Corp Ltd
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Priority to CNU2009200684068U priority Critical patent/CN201362166Y/en
Application granted granted Critical
Publication of CN201362166Y publication Critical patent/CN201362166Y/en
Anticipated expiration legal-status Critical
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/62Hybrid vehicles

Abstract

The utility model relates to a power system of a hybrid electric vehicle, in particular to a series-parallel hybrid system driven directly by an engine. The hybrid system comprises the engine, a power cell, a clutch, a driving motor, a power-system output shaft, a rear axle and wheels; the hybrid system also comprises two integrated generating sets, a driving motor controller and a gear shift mechanism, wherein the output shaft of the engine is connected with the integrated generating sets and then connected with the clutch; the other end of the clutch is connected with the power-system output shaft; the power-system output shaft passes the gear shift mechanism and then is connected with the rear axle to drive the rear wheels; the driving motor is connected with the power-system output shaft by the gear shift mechanism; one integrated generating set and the driving motor controller are respectively connected with the other integrated generating set and the driving motor; the power cell is connected with the integrated generating sets and the driving motor controller to supply energy; and the gear shift mechanism comprises a wide-area two speed gear box and a synchronizer. The hybrid system has the advantages of simple structure, compact arrangement and low system cost.

Description

The series-parallel hybrid electric system that driving engine directly drives
Technical field
The utility model relates to a kind of power system of mixed power electric car.
Background technology
In the face of the energy shortage and the ecological deterioration problem that are on the rise, seek society, economy and resource, environment is mutually promoted and the sustainable development pattern that develops in harmony is becoming worldwide trend.Under this background, the mixed power electric car technology becomes a big focus in automotive research field.Mixed power electric car, be meant and in same automobile, adopted electrical motor and driving engine simultaneously as its engine installation, control system by the advanced person cooperates two kinds of engine installation organic coordinations, realizes that optimum capacity distributes, and reaches low energy consumption, the low pollution and supermatic new automobile.
Compare with fuel-engined vehicle with electronlmobil, mixed power electric car has the comprehensive advantage of High Performance, low energy consumption and oligosaprobic characteristics and aspects such as technology, economy and environment.The form of hybrid power automobile power system has varied, series connection is generally arranged, three kinds of basic structures of parallel connection and series-parallel connection, wherein combined hybrid system combines string because of it, the characteristics of scheme in parallel, referring to Fig. 1, driving engine 1 output shaft is connected with power-transfer clutch 4 with electrical generator 2 through power coupler 3, power-transfer clutch 4 another termination power system output shafts 6, power system output shaft 6 connects back axle 7 and drives trailing wheel 8 behind change speed gear box 5, electrical generator 2 outputs connect electric machine controller 9 and can give its energy, electric machine controller 9 controlling and driving motors 10, drive motor 10 is connected with power system output shaft 6 through power coupler 3, and electric machine controller 9 provides energy by electrokinetic cell 11; Combined hybrid system has its intrinsic preceence, but combined hybrid system is higher because of its complex structure, cost again, its industrialization process has been subjected to certain influence.
The utility model content
The series-parallel hybrid electric system that provides a kind of driving engine directly to drive is provided the purpose of this utility model, and this mixed power system structure is simple, it is compact to arrange, system cost is low.
The utility model is achieved in that the series-parallel hybrid electric system that a kind of driving engine directly drives, and comprises driving engine, electrokinetic cell, power-transfer clutch, drive motor, power system output shaft, back axle and wheel; Described hybrid power system also comprises integrated power generation unit, integrated power generation unit and drive motor controller, speed-changing mechanism, engine output shaft connects power-transfer clutch after connecing the integrated power generation unit, another termination power system output shaft of power-transfer clutch, the power system output shaft connects the rear-axle drive trailing wheel behind speed-changing mechanism, drive motor links to each other with the power system output shaft through speed-changing mechanism; The integrated power generation unit is connected integrated power generation unit and drive motor respectively with drive motor controller, and electrokinetic cell connects the integrated power generation unit and drive motor controller provides energy.
Described speed-changing mechanism comprises the two grades of change speed gear boxs in wide territory, and the two grades of change speed gear boxs in wide territory are wide territory transmitting ratio.
Described speed-changing mechanism also comprises synchro, and synchro is positioned in the middle of the two grades of change speed gear boxs in wide territory.
The utility model adopts double-motor, power-transfer clutch, the two grades of change speed gear boxs in wide territory and synchro to mix moving structure; The integrated power generation unit is mainly used in quick start engine, the generating during with series model; Drive motor is used for pure electronic, series connection, series-parallel connection driving and braking energy and reclaims.Between integrated power generation unit and the power system output shaft power-transfer clutch is set, wide territory transmitting ratio is adopted in two grades of Synchromous device of gearbox both sides.
The utility model series-parallel hybrid electric system is simple in structure, layout is compact, system cost is low, parameter optimization by driving engine, drive motor, integrated power generation unit, dispose rational control policy energy elevator system operating efficiency and regenerative braking energy feedback efficient, can significantly reduce car load oil consumption and noxious emission, and keep good dynamic property and driving ride comfort.
Description of drawings
Fig. 1 is existing series-parallel hybrid electric system structural representation;
Fig. 2 is the utility model series-parallel hybrid electric system structural representation.
Among the figure: 1 driving engine, 2 electrical generators, 3 power couplers, 4 power-transfer clutchs, 5 change speed gear boxs, 6 power system output shafts, 7 back axles, 8 wheels, 9 electric machine controllers, 10 drive motor, 11 electrokinetic cells, 12 integrated power generation units (ISG motor), 13 integrated power generation units and drive motor controller (ISG and drive motor controller), the two grades of change speed gear boxs in 14 wide territories, 15 synchros.
The specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Referring to Fig. 2, the series-parallel hybrid electric system that a kind of driving engine directly drives, comprise driving engine 1, electrokinetic cell 11, power-transfer clutch 4, drive motor 10, power system output shaft 6, integrated power generation unit 12, integrated power generation unit and drive motor controller 13, speed-changing mechanism, back axle 7 and wheel 8, described speed-changing mechanism comprises two grades of change speed gear boxs 14 in wide territory and synchro 15.After exporting the integrated power generation unit 12 that is coupling, driving engine 1 connects power-transfer clutch 4, power-transfer clutch 4 another termination power system output shafts 6, power system output shaft 6 connects back axle 7 and drives trailing wheel 8 behind two grades of change speed gear boxs 14 in wide territory and synchro 15, synchro 15 is positioned in the middle of two grades of change speed gear boxs in wide territory 14, and two grades of change speed gear box 14 both sides, wide territory are wide territory transmitting ratio; Drive motor 10 links to each other with power system output shaft 6 by synchro 15 through two grades of change speed gear boxs in wide territory 14; Integrated power generation unit and drive motor controller 13 are controlled integrated power generation unit 12 and drive motor 10 respectively, and electrokinetic cell 11 connects the integrated power generation unit and drive motor controller 13 provides energy.
Described integrated power generation unit 12 is mainly used in quick start engine 1, the generating during with series model; Drive motor 10 is used for pure electronic, series connection, series-parallel connection driving and braking energy and reclaims.Between integrated power generation unit 12 and the power system output shaft 6 power-transfer clutch 4 is set, can improves regenerative braking energy feedback efficient; Wide territory transmitting ratio is adopted in two grades of change speed gear box 14 synchros 15 both sides, can keep good dynamic property and driving ride comfort, realizes the power failure-free gear shift of power system.
The mode of operation of the series-parallel hybrid electric system that the utility model driving engine directly drives is:
1, electric-only mode, main motor+two grade case+power system output shaft.
2, the engine mode behind the certain speed, driving engine+power-transfer clutch+power system output shaft.
3, series model, driving engine+integrated power generation unit+drive motor+two grade change speed gear box+power system output shaft.
4, in parallel, series-parallel connection pattern, driving engine+integrated power generation unit+drive motor+two grade change speed gear box+power system output shaft+power-transfer clutch.
5, braking energy take-back model, above pattern all can realize that braking energy reclaims by integrated power generation unit and drive motor.

Claims (3)

1, the series-parallel hybrid electric system that directly drives of a kind of driving engine comprises driving engine, electrokinetic cell, power-transfer clutch, drive motor, power system output shaft, back axle and wheel; It is characterized in that: described hybrid power system also comprises integrated power generation unit, integrated power generation unit and drive motor controller, speed-changing mechanism, engine output shaft connects power-transfer clutch after connecing the integrated power generation unit, another termination power system output shaft of power-transfer clutch, the power system output shaft connects the rear-axle drive trailing wheel behind speed-changing mechanism, drive motor links to each other with the power system output shaft through speed-changing mechanism; The integrated power generation unit is connected integrated power generation unit and drive motor respectively with drive motor controller, and electrokinetic cell connects the integrated power generation unit and drive motor controller provides energy.
2, the series-parallel hybrid electric system that directly drives of driving engine according to claim 1, it is characterized in that: described speed-changing mechanism comprises the two grades of change speed gear boxs in wide territory, the two grades of change speed gear boxs in wide territory are wide territory transmitting ratio.
3, the series-parallel hybrid electric system that directly drives of driving engine according to claim 2, it is characterized in that: described speed-changing mechanism also comprises synchro, synchro is positioned in the middle of the two grades of change speed gear boxs in wide territory.
CNU2009200684068U 2009-03-04 2009-03-04 Series-parallel hybrid system driven directly by engine Expired - Lifetime CN201362166Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2009200684068U CN201362166Y (en) 2009-03-04 2009-03-04 Series-parallel hybrid system driven directly by engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2009200684068U CN201362166Y (en) 2009-03-04 2009-03-04 Series-parallel hybrid system driven directly by engine

Publications (1)

Publication Number Publication Date
CN201362166Y true CN201362166Y (en) 2009-12-16

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CNU2009200684068U Expired - Lifetime CN201362166Y (en) 2009-03-04 2009-03-04 Series-parallel hybrid system driven directly by engine

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966810A (en) * 2010-10-22 2011-02-09 浙江吉利汽车研究院有限公司 Hub-based motor parallel-series driving system for automobile
CN102019847A (en) * 2010-12-03 2011-04-20 上海交通大学 Series-parallel connection hybrid power driving system
CN105383282A (en) * 2015-12-11 2016-03-09 北京新能源汽车股份有限公司 Hybrid power system and working method of hybrid power system
CN106585358A (en) * 2016-01-07 2017-04-26 李红 Electric-gasoline hybrid system for automobile

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101966810A (en) * 2010-10-22 2011-02-09 浙江吉利汽车研究院有限公司 Hub-based motor parallel-series driving system for automobile
CN101966810B (en) * 2010-10-22 2013-07-31 浙江吉利汽车研究院有限公司 Hub-based motor parallel-series driving system for automobile
CN102019847A (en) * 2010-12-03 2011-04-20 上海交通大学 Series-parallel connection hybrid power driving system
CN105383282A (en) * 2015-12-11 2016-03-09 北京新能源汽车股份有限公司 Hybrid power system and working method of hybrid power system
CN106585358A (en) * 2016-01-07 2017-04-26 李红 Electric-gasoline hybrid system for automobile

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Granted publication date: 20091216