CN101342867A - Electric servodrive apparatus of hybrid automobile - Google Patents
Electric servodrive apparatus of hybrid automobile Download PDFInfo
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- CN101342867A CN101342867A CNA2008100420731A CN200810042073A CN101342867A CN 101342867 A CN101342867 A CN 101342867A CN A2008100420731 A CNA2008100420731 A CN A2008100420731A CN 200810042073 A CN200810042073 A CN 200810042073A CN 101342867 A CN101342867 A CN 101342867A
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Abstract
The invention discloses a electric power assisting driving device used for a hybrid automobile, which comprises an axial fixed type gear transmission arranged in a casing body, a clutch, a clutch separating control mechanism, an electronic control unit and a gear position detecting/selecting unit. The driving part of the clutch is connected with the flywheel of an engine, the driven part of the clutch is connected with the input axle of the transmission, the device also comprises a motor and a drive and control unit of the motor, and the motor is connected with the tail end of the input axle of the transmission; the signals detected by the gear position detecting/selecting unit is input to the electronic control unit, the electronic control unit controls the clutch separating control mechanism, and the motor is controlled to input through the drive and control unit of the motor. The device solves the problems that the operation of the fixed axle type transmission can not be simplified, and the hybrid power inputting and single power outputting can not be performed, the high power capacity motor is effectively adopted, and the spatial arrangement is convenient during the vehicle integration, the fuel utilization is enhanced, and the loss of the engine is reduced, and the device can better suitable for various operating conditions required by the whole hybrid power automobile.
Description
Technical field
The present invention relates to a kind of vehicle transmission gear, in particular, is a kind of electric servodrive apparatus that is applicable to Hybrid Vehicle.
Background technology
In the main change-speed box kind of traditional vehicle transmission technical field, axis fixed hand-operated transmission (MT) driving efficiency height is made easy to processly, and cost is low, reliability is high, therefore is the mainstream technology on the domestic vehicular transmission market always.But there are some problems in MT in the vehicle operating use, relative other types transmission operating inconvenience, especially at special driving cycles such as uphill startings, the gear shift timing is bad understands the wearing and tearing that increase consumption of fuel and driving engine, and increases the operation burden of chaufeur.There is proposition to substitute in the known technology and finishes hand shift manipulation, promptly so-called automated mechanical transmission (AMT) with the automatic guidance gearshift.But still there are problems such as starting, shift quality difference in this technology, therefore applies being restricted.
In the hybrid vehicle technology field, various power-driven system versions have been proposed, realize the technical scheme of dynamo-electric power multi-power driven vehicle by increasing motor.
As the disclosed driver element of patent of invention (CN200580017789.0), but it is very big to be somebody's turn to do invention difficulty in structure realizes, the restriction that the power capability of motor is subjected to the space can not increase, and motor next-door neighbour driving engine, working environment is more abominable, because after the motor introducing, existing clutch configuration can not directly adopt, this has increased the difficulty of the system integration in addition.
Patent CN02138754.0 discloses a kind of Hybrid Vehicle change-speed box, and the change-speed box that is proposed is at three shaft transmissions, but adopts non-single shaft power synthetic, therefore uses time space to arrange that difficulty is very big at car load.
Comprehensively compare other similar known solution as seen, existing hybrid power technical scheme is big to existing automobile dynamic system change amount, adjusts flexibly at the different dynamic configuration needs, is unfavorable for the integrated of car load and exploitation.
Summary of the invention
For solving the problem that prior art exists, the invention provides a kind of electric servodrive apparatus of hybrid automobile, this invention is connected with the innovation of dead axle change-speed box by motor to be arranged and the integrated manipulation of actuating units such as power-transfer clutch is controlled, can overcome the defective of prior art scheme, under the prerequisite that the integrated difficulty of car load power system remains unchanged substantially, car load be can effectively improve and convenient function and fuel utilization ratio controlled, can solve the dynamic mixing problem of double dynamical input single action power output, and it is simple in structure, can effectively adopt the high power capacity motor, and when using, car load makes things convenient for spatial destribution, improve fuel utilization and driving engine loss, adapt to the desired electric-only mode of motor independent drive vehicle and the hybrid power mode of operation of electrical motor and driving engine while powered vehicle of utilizing of hybrid electric vehicle complete vehicle better.
The present invention is achieved by the following technical programs:
A kind of electric servodrive apparatus of hybrid automobile, comprise the axis fixed gear transmission, power-transfer clutch, disengaging of clutch steering unit, electronic control unit, the gear detection/selected cell that place in the housing, described power-transfer clutch A end is connected with described engine flywheel, described power-transfer clutch secondary part is connected with described input shaft, also comprise a motor and driving control unit thereof, motor links to each other with the input shaft of described change-speed box is terminal, the rotor of motor is connected with input shaft is coaxial, and stator support is on case of transmission; The detected signal of gear detection/selected cell is input to electronic control unit, the electronic control unit controls clutch operation, and control described motor by the motor-driven control unit and export.
The present invention also comprises an acceleration pedal and a brake pedal, and its output pedal instructs electronic control unit.
Rotor of the present invention also can be connected by synchromesh mechanism with input shaft, for multiaxis axis fixed gear transmission, motor also can be configured to link to each other with the tween drive shaft of change-speed box is terminal, the rotor of motor is connected or connects by the synchromesh structure with tween drive shaft is coaxial, stator support is on case of transmission, and the motor overall package is in described case of transmission.
Because adopt above technical scheme, the present invention is simple in structure, efficiently solve the problem of double dynamical input single action power output, when using, car load carries out spatial destribution easily, adapt to the desired various operating modes of hybrid electric vehicle complete vehicle better.The present invention also has following technique effect:
1) later-model electric machine structure arrangement form has guaranteed that the transmission of torque route is short, and the control accuracy height is for active synchronization gear shift control provides possibility;
2) later-model electric machine structure arrangement form also provides assurance for increasing capacity motor, has created condition for realize power system configuration more flexibly by the employing heavy-duty motor;
3) provide condition by adopting integrated integrated design and being controlled to be the various automobile-used manipulation master modes of adaptation, reduced the integrated technical risk of car load power system;
4) system is simply suitable, and is good to the prior art compatibility, can fully adopt existing parts, but has outstanding application value.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a control system structured flowchart of the present invention.
1 automotive engine wherein; 2 power-transfer clutchs; 3 axis fixed change-speed boxs; 4 electric machine casings; 5 main reduction gear mechanisms; 6 differential gear mechanisms connect; 7 universal-joints; 8 case of transmissiones; 9 input shafts; 10 motor stators; 11 rotors; 12 synchronizer shift speed-changing mechanisms; 13 power take-off shafts; The drive wheel of 14 automobiles; 15 disengaging of clutch steering units; 16 motor-driven control units; 17 electronic control units; 18 brake pedals; 19 acceleration pedals; 20 gear detection/selected cells.
The specific embodiment
Be further described with reference to the accompanying drawings below:
As shown in Figure 1, a kind of electric servodrive apparatus of hybrid automobile, comprise the axis fixed gear transmission 3 that places in the housing 8, power-transfer clutch 2, disengaging of clutch steering unit 15, electronic control unit 17, gear detection/selected cell 20, power-transfer clutch 2 A ends are connected with vehicular engine 1 flywheel, secondary part is connected with change-speed box 3 input shafts, change-speed box 3 output shafts are by main reduction gear mechanism 5 in the present embodiment, differential gear mechanism 6 and universal-joint 7 are connected with the drive wheel 14 of automobile, in the automobile electric servodrive apparatus, can not equip main reduction gear mechanism and differential gear mechanism, and it is installed in beyond the whole transmission device, a plurality of gear drives and synchronizer shift speed-changing mechanism 12 connect change-speed box 3 input shafts, change-speed box 3 output shafts, by in conjunction with different gears, can change the transmitting ratio between described each turning cylinder, and have the transmission of power that at least one neutral gear can cut off input shaft and output shaft; Optionally one or more tween drive shafts are connected with the gear drive of input shaft by fixed drive ratio, are connected with the gear drive of output shaft by variable-speed ratio; One motor is arranged in the case of transmission 8, be connected with the input shaft or the middle the tip of the axis of change-speed box 3, the rotor 11 of motor is with input shaft or tween drive shaft is coaxial is connected or connects by the synchromesh structure, stator 10 is supported on the case of transmission 8, and motor can be accepted the control of electronic control unit 17 by the motor-driven control unit 16 in this driving device.As shown in Figure 2, gear detection/selected cell 20 detected signals are input to electronic control unit 17, acceleration pedal 19 and brake pedal 18 output pedals instruct electronic control unit 17, electronic control unit 17 control clutch steering units 15, and by the 16 control motor outputs of motor-driven control unit.Specifically describe the operation control process of vehicle below:
One, the Starting Control of vehicle
(1) at first driving engine is in off-mode;
(2) pilot control is hung into D Drive, and gear detection/selected cell 20 detects this action and signal is issued electronic control unit 17;
(3) the chaufeur stepping on accelerator pedal 19, and electronic control unit 17 detects the pedal instruction;
(4) electronic control unit 17 control clutchs separation steering unit 15 separates diaphragm clutch;
(5) electronic control unit 17 is by motor-driven control unit 16 control motors, and vehicle start travels, and enters described electronic mode of operation;
(6) when the speed of a motor vehicle reaches predetermined speed, the binding film slice clutch also passes through electronic control unit 17 start the engines, enters described blend modes of operation, and the vehicle start control process is finished.
Two, the electronic mode of operation gear shift control of vehicle
(1) vehicle is in initial gear, runs on described electronic mode of operation;
(2) gear detection/selected cell 20 detects the gear shift action of chaufeur;
(3) electronic control unit 17 is 0 by motor-driven control unit 16 control motor output torques;
(4) finish and pluck shelves actions;
(5) electronic control unit 17 is followed output shaft rotating speed and target gear by motor-driven control unit 16 control motor output speeds, realizes active synchronization control;
(6) electronic control unit 17 is 0 by motor-driven control unit 16 control motor output torques;
(7) finish the engage a gear action;
(8) vehicle travels under new gear, enters the electronic mode of operation under the new gear, and electric-only mode gear shift control is finished.
Three, the hybrid mode gear shift of vehicle control
(1) vehicle is in initial gear, runs on described hybrid mode;
(2) gear detection/selected cell 20 detects the gear shift action of chaufeur;
(3) electronic control unit 17 is 0 by motor-driven control unit 16 control motor output torques;
(4) electronic control unit 17 control clutchs separation steering unit separates 15 diaphragm clutch;
(5) finish and pluck shelves actions;
(6) electronic control unit 17 is followed output shaft rotating speed and target gear by motor-driven control unit 16 control motor output speeds, realizes active synchronization control;
(7) electronic control unit 17 is 0 by motor-driven control unit 16 control motor output torques;
(8) finish the engage a gear action;
(9) electronic control unit 17 control clutchs separation steering unit 15 makes the diaphragm clutch combination;
(10) vehicle travels under new gear, and hybrid mode gear shift control is finished.
Four, hybrid mode vehicle start control
(1) vehicle is in Neutral Position, runs on described battery charger operation mode;
(2) gear detection/selected cell 20 detects the gear shift action of chaufeur;
(3) electronic control unit 17 is 0 by motor-driven control unit 16 control motor output torques;
(4) electronic control unit 17 control clutchs separation steering unit 15 separates diaphragm clutch;
(5) electronic control unit 17 is 0 by motor-driven control unit 16 control motor output speeds;
(6) finish the engage a gear action;
(7) according to acceleration pedal 19 inputs, control clutch separation steering unit 15 makes being slidingly connected of diaphragm clutch in the time of electronic control unit 17 control motor output torques;
(8) after the complete combination of power-transfer clutch, the control of hybrid mode vehicle start is finished, and vehicle is in described blend modes of operation.
Five, stationary vehicle start the engine control
(1) tail-off, the power-transfer clutch combination;
(2) gear detection/selected cell 20 detects vehicle and is in non-Neutral Position, and then start-up course stops, otherwise continues;
(3) chaufeur is by the ignition key start the engine;
(4) electronic control unit 17 drives driving engine and enters the oil spout fire speed by motor-driven control unit 16 control motor output torques, finishes start-up course;
(5) vehicle enters described battery charger operation mode
Six, vehicle braking control
(1) vehicle operation is in described electronic or blend modes of operation;
(2) electronic control unit 17 detects the input of chaufeur brake pedal 18;
(3) the negative torque of electronic control unit 17 controls passing through motor-driven control unit 16 control motor output torques, and control engine output torque equals 0 less than obtaining, and realizes the braking of electric model or mixed mode;
(4) for blend modes of operation, if engine speed is lower than normal stable operation rotating speed, electronic control unit 17 control clutch steering units 15 separate diaphragm clutch;
(5) vehicle enters described electronic mode of operation, and motor is still exported negative torque;
Only the present invention will be described for embodiment among the present invention, do not constitute the restriction to the claim scope, and other substantial substituting that those skilled in that art can expect are all in the scope of protection of the invention.
Claims (6)
1. electric servodrive apparatus of hybrid automobile, comprise the axis fixed gear transmission, power-transfer clutch, disengaging of clutch steering unit, electronic control unit, the gear detection/selected cell that place in the housing, described power-transfer clutch A end is connected with the vehicular engine flywheel, described power-transfer clutch secondary part is connected with described input shaft, it is characterized in that: also comprise a motor and driving control unit thereof, motor links to each other with the input shaft of described change-speed box is terminal, the rotor of motor is connected with input shaft is coaxial, and stator support is on case of transmission; The detected signal of gear detection/selected cell is input to electronic control unit, the electronic control unit controls clutch operation, and control described motor by the motor-driven control unit and export.
2. a kind of hybrid vehicle electric servodrive apparatus according to claim 1 is characterized in that: also comprise an acceleration pedal and a brake pedal, its output pedal instructs electronic control unit.
3. a kind of hybrid vehicle electric servodrive apparatus according to claim 2 is characterized in that: described motor also can be configured to link to each other with the tween drive shaft of change-speed box is terminal.
4. a kind of electric servodrive apparatus of hybrid automobile according to claim 2 is characterized in that: the rotor of described motor also can be connected by synchromesh mechanism with input shaft.
5. a kind of hybrid vehicle electric servodrive apparatus according to claim 3 is characterized in that: the rotor of described motor is coaxial with tween drive shaft or be connected by synchromesh mechanism, and stator support is on case of transmission.
6. according to claim 2,4 or 5 described a kind of hybrid vehicle electric servodrive apparatus, it is characterized in that: the motor overall package is in described case of transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100420731A CN101342867A (en) | 2008-08-26 | 2008-08-26 | Electric servodrive apparatus of hybrid automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100420731A CN101342867A (en) | 2008-08-26 | 2008-08-26 | Electric servodrive apparatus of hybrid automobile |
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| Publication Number | Publication Date |
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| CN101342867A true CN101342867A (en) | 2009-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100420731A Pending CN101342867A (en) | 2008-08-26 | 2008-08-26 | Electric servodrive apparatus of hybrid automobile |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039807A (en) * | 2009-10-13 | 2011-05-04 | 同济大学 | Three-countershaft type active transmission device of vehicle |
| CN102092275A (en) * | 2009-12-11 | 2011-06-15 | 中国第一汽车集团公司 | Transmission for stroke lengthening hybrid power automobile |
| CN102303522A (en) * | 2011-07-26 | 2012-01-04 | 同济大学 | Triaxial type active transmission device of automobile |
| CN102303516A (en) * | 2011-06-16 | 2012-01-04 | 潍坊汇韬化工有限公司 | Hybrid output device for vehicle |
| CN102371893A (en) * | 2010-08-13 | 2012-03-14 | 上海捷能汽车技术有限公司 | Electrically-driven speed change device for vehicles |
| CN102555766A (en) * | 2012-01-10 | 2012-07-11 | 重庆青山工业有限责任公司 | Hybrid transmission assembly |
| CN103072458A (en) * | 2012-11-19 | 2013-05-01 | 重庆青山工业有限责任公司 | Active transmission device for hybrid vehicle |
| CN103895795A (en) * | 2014-03-25 | 2014-07-02 | 重庆隆鑫发动机有限公司 | Motorcycle drive suspension connection structure and motorcycle |
| CN104081090A (en) * | 2012-02-06 | 2014-10-01 | 腓特烈斯港齿轮工厂股份公司 | Multi-ratio transmission |
| CN106114189A (en) * | 2016-08-31 | 2016-11-16 | 中国汽车技术研究中心 | Novel hybrid power driving device for automobile |
| CN107009868A (en) * | 2017-05-24 | 2017-08-04 | 重庆科鑫三佳车辆技术有限公司 | A kind of extended-range hybrid power system |
-
2008
- 2008-08-26 CN CNA2008100420731A patent/CN101342867A/en active Pending
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102039807A (en) * | 2009-10-13 | 2011-05-04 | 同济大学 | Three-countershaft type active transmission device of vehicle |
| CN102039807B (en) * | 2009-10-13 | 2013-05-01 | 同济大学 | Three-countershaft type active transmission device of vehicle |
| CN102092275A (en) * | 2009-12-11 | 2011-06-15 | 中国第一汽车集团公司 | Transmission for stroke lengthening hybrid power automobile |
| CN102371893A (en) * | 2010-08-13 | 2012-03-14 | 上海捷能汽车技术有限公司 | Electrically-driven speed change device for vehicles |
| CN102303516A (en) * | 2011-06-16 | 2012-01-04 | 潍坊汇韬化工有限公司 | Hybrid output device for vehicle |
| CN102303522A (en) * | 2011-07-26 | 2012-01-04 | 同济大学 | Triaxial type active transmission device of automobile |
| CN102555766A (en) * | 2012-01-10 | 2012-07-11 | 重庆青山工业有限责任公司 | Hybrid transmission assembly |
| CN102555766B (en) * | 2012-01-10 | 2014-11-26 | 重庆青山工业有限责任公司 | Hybrid transmission assembly |
| CN104081090A (en) * | 2012-02-06 | 2014-10-01 | 腓特烈斯港齿轮工厂股份公司 | Multi-ratio transmission |
| CN103072458A (en) * | 2012-11-19 | 2013-05-01 | 重庆青山工业有限责任公司 | Active transmission device for hybrid vehicle |
| CN103072458B (en) * | 2012-11-19 | 2016-03-23 | 重庆青山工业有限责任公司 | hybrid vehicle active transmission device |
| CN103895795A (en) * | 2014-03-25 | 2014-07-02 | 重庆隆鑫发动机有限公司 | Motorcycle drive suspension connection structure and motorcycle |
| CN106114189A (en) * | 2016-08-31 | 2016-11-16 | 中国汽车技术研究中心 | Novel hybrid power driving device for automobile |
| CN107009868A (en) * | 2017-05-24 | 2017-08-04 | 重庆科鑫三佳车辆技术有限公司 | A kind of extended-range hybrid power system |
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Open date: 20090114 |