CN108146295A - A kind of clutch adaptive control algorithm for improving AMT gear shifting qualities - Google Patents
A kind of clutch adaptive control algorithm for improving AMT gear shifting qualities Download PDFInfo
- Publication number
- CN108146295A CN108146295A CN201810040417.9A CN201810040417A CN108146295A CN 108146295 A CN108146295 A CN 108146295A CN 201810040417 A CN201810040417 A CN 201810040417A CN 108146295 A CN108146295 A CN 108146295A
- Authority
- CN
- China
- Prior art keywords
- speed
- clutch
- gear
- torque
- separation
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2054—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed by controlling transmissions or clutches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/02—Clutches
- B60W2710/021—Clutch engagement state
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2710/00—Output or target parameters relating to a particular sub-units
- B60W2710/08—Electric propulsion units
- B60W2710/081—Speed
-
- 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
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Control Of Transmission Device (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Disclosed by the invention is a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities, and when there is gear shift request, entire car controller removes torsion instruction to electric machine controller transmission;When torque reaches separable condition, entire car controller sends out electric machine controller separation torque T, makes clutch quick separating;When speed difference reaches separation speed discrepancy, entire car controller sends out rotating speed control command to electric machine controller, and motor carries out speed governing, when speed difference reaches conjugation condition;Electromagnetic clutch combines, and again plus is twisted back into normal operation mode.The present invention can realize clutch quick separating, reduce the disengaging time of gearshift procedure, improve gear shifting quality.
Description
Technical field
The present invention relates to automobile AMT gearshift control technical field, more specifically a kind of raising AMT gear shifting qualities
Clutch adaptive control algorithm.
Background technology
AMT is widely used in new energy vehicle, and the time length of gearshift procedure determines the duration of power interruption, and then
Influence gear shifting quality.Tooth embedded electromagnetic clutch is in separation due to the friction torque presence of binding face, existing AMT controlling parties
Method disengaging time is longer, it is therefore desirable to develop the control method for accelerating separation electromagnetic clutch in a kind of gearshift procedure.
Invention content
Disclosed by the invention is a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities, and main purpose exists
In overcoming deficiencies of the prior art and shortcoming.
The technical solution adopted by the present invention is as follows:
A kind of clutch adaptive control algorithm for improving AMT gear shifting qualities, the control algolithm include step in detail below:
Step 1:Entire car controller gear shift module detects gear shift request;
Step 2:After gear shift request is detected, entire car controller removes torsion instruction to electric machine controller transmission;
Step 3:Electric machine controller, which receives to remove after torsion instructs, controls motor to recall torque, when torque removes pre-set value hereinafter, whole
Vehicle controller sends out electric machine controller the instruction for starting to increase separation torque;
Step 4:Automatic gear-box control unit TCU detects the speed difference of motor speed and gearbox output speed, and judges the speed
Whether difference reaches separation speed discrepancy;
Step 5:After speed difference reaches separation speed discrepancy, clutch separation, automatic gear-box control unit TCU is to full-vehicle control
Device reports clutch separation state, and entire car controller is received after TCU detects the separated feedback of clutch, to electric machine controller
Rotating speed control instruction is sent, electric machine controller control motor carries out speed governing;
Step 6:Automatic gear-box control unit TCU detects motor speed and output shaft of gear-box rotating speed speed difference, and judges this turn
Whether speed difference reaches within the speed difference of clutch conjugation condition, controls electromagnetic clutch combination gear;
Step 7:It is required when speed difference does not reach with reference to speed difference, carries out speed governing state again;
Step 8:After speed difference reaches with reference to speed difference, clutch gear combines, while automatic gear-box control unit TCU confirms
Clutch has combined, and reports clutch combination completion status to entire car controller, and entire car controller sends electric machine controller
Torque restores order, and gear shift is completed.
Further, the computational methods that torque is detached in the step 3 include:Automatic gear-box control unit TCU is disconnected
Electromagnetic clutch power, entire car controller is according to motor angular acceleration β, motor rotary inertia I, the Motor torque essence currently calculated
Determined by the k reciprocal and gear shift request of degree Motor torque symbol sgn calculate electromagnetic clutch separation torque T, the electromagnetism from
The separation torque T of clutch=sgnI β k,(Wherein sgn is symbol, and it is negative to upshift, and is downshifted as just).
Further, in the step 5, motor carries out speed governing, and rotating speed of target size n is by output shaft of gear-box rotating speed N
It is determined with the gearratio ig of change gear, rotating speed of target size n=Nig.
Further, it in the step 7, carries out again speed governing state and includes:If it is upper to confirm that gear does not combine really,
Judge whether speed regulation failure number has been more than setting number, be less than setting number and continue to attempt to speed governing cohesive process;If speed governing
The frequency of failure alreadys exceed setting number, then into fault mode.
Further, the number that sets is 3 time.
Further, the torque pre-set value in the step 3 is 50Nm.
By the above-mentioned description of this invention it is found that compared to the prior art, the advantage of the invention is that:
The present invention provides a kind of clutch separation adaptive control algorithm for improving AMT gear shifting qualities, which includes
Entire car controller, electric machine controller, TCU, gearbox, the AMT gearshift procedures be divided into remove torsion, separation, speed governing, with reference to, plus turn round,
The clutch separation adaptive control algorithm is angle when pre-separation is determined according to motor speed and output shaft of gear-box rotating speed
Acceleration β calculates separation torque with reference to the rotary inertia I of motor shaft and the k reciprocal of Motor torque precision, realizes that clutch is quick
Separation reduces the disengaging time of gearshift procedure, improves gear shifting quality.
Description of the drawings
Fig. 1 is the Full Vehicle System structure chart of the present invention.
Fig. 2 is the work flow diagram of the present invention.
Specific embodiment
Illustrate to further explain the specific embodiment of the present invention with reference to the accompanying drawings.
As depicted in figs. 1 and 2, a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities, the control algolithm
Including step in detail below:
Step 1:Entire car controller gear shift module detects gear shift request;
Step 2:After gear shift request is detected, entire car controller removes torsion instruction to electric machine controller transmission;
Step 3:Electric machine controller, which receives to remove after torsion instructs, controls motor to recall torque, when torque removes pre-set value hereinafter, whole
Vehicle controller sends out electric machine controller the instruction for starting to increase separation torque;
Step 4:Automatic gear-box control unit TCU detects the speed difference of motor speed and gearbox output speed, and judges the speed
Whether difference reaches separation speed discrepancy;
Step 5:After speed difference reaches separation speed discrepancy, clutch separation, automatic gear-box control unit TCU is to full-vehicle control
Device reports clutch separation state, and entire car controller is received after TCU detects the separated feedback of clutch, to electric machine controller
Rotating speed control instruction is sent, electric machine controller control motor carries out speed governing;
Step 6:Automatic gear-box control unit TCU detects motor speed and output shaft of gear-box rotating speed speed difference, and judges this turn
Whether speed difference reaches within the speed difference of clutch conjugation condition, controls electromagnetic clutch combination gear;
Step 7:It is required when speed difference does not reach with reference to speed difference, carries out speed governing state again;
Step 8:After speed difference reaches with reference to speed difference, clutch gear combines, while automatic gear-box control unit TCU confirms
Clutch has combined, and reports clutch combination completion status to entire car controller, and entire car controller sends electric machine controller
Torque restores order, and gear shift is completed.
Further, the computational methods that torque is detached in the step 3 include:Automatic gear-box control unit TCU is disconnected
Electromagnetic clutch power, entire car controller is according to motor angular acceleration β, motor rotary inertia I, the Motor torque essence currently calculated
Determined by the k reciprocal and gear shift request of degree Motor torque symbol sgn calculate electromagnetic clutch separation torque T, the electromagnetism from
The separation torque T of clutch=sgnI β k,(Wherein sgn is symbol, and it is negative to upshift, and is downshifted as just).
Further, in the step 5, motor carries out speed governing, and rotating speed of target size n is by output shaft of gear-box rotating speed N
It is determined with the gearratio ig of change gear, rotating speed of target size n=Nig.
Further, it in the step 7, carries out again speed governing state and includes:If it is upper to confirm that gear does not combine really,
Judge whether speed regulation failure number has been more than setting number, be less than setting number and continue to attempt to speed governing cohesive process;If speed governing
The frequency of failure alreadys exceed setting number, then into fault mode.
Further, the number that sets is 3 time.
Further, the torque pre-set value in the step 3 is 50Nm.
The present invention provides a kind of clutch separation adaptive control algorithm for improving AMT gear shifting qualities, the AMT shifting systems
Including entire car controller, electric machine controller, TCU, gearbox, the AMT gearshift procedures be divided into remove torsion, separation, speed governing, with reference to,
Add torsion, the clutch separation adaptive control algorithm is when determining pre-separation according to motor speed and output shaft of gear-box rotating speed
Angular acceleration β, with reference to motor shaft rotary inertia I and Motor torque precision k reciprocal calculate separation torque, realize clutch
Quick separating reduces the disengaging time of gearshift procedure, improves gear shifting quality.
The specific embodiment of the present invention is above are only, but the design concept of the present invention is not limited merely to this, every profit
The present invention is improved with carrying out unsubstantiality with this design, should belong to the behavior for invading the scope of the present invention.
Claims (6)
1. a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities, it is characterised in that:The control algolithm include with
Lower specific steps:
Step 1:Entire car controller gear shift module detects gear shift request;
Step 2:After gear shift request is detected, entire car controller removes torsion instruction to electric machine controller transmission;
Step 3:Electric machine controller, which receives to remove after torsion instructs, controls motor to recall torque, when torque removes pre-set value hereinafter, whole
Vehicle controller sends out electric machine controller the instruction for starting to increase separation torque;
Step 4:Automatic gear-box control unit TCU detects the speed difference of motor speed and gearbox output speed, and judges the speed
Whether difference reaches separation speed discrepancy;
Step 5:After speed difference reaches separation speed discrepancy, clutch separation, automatic gear-box control unit TCU is to full-vehicle control
Device reports clutch separation state, and entire car controller is received after TCU detects the separated feedback of clutch, to electric machine controller
Rotating speed control instruction is sent, electric machine controller control motor carries out speed governing;
Step 6:Automatic gear-box control unit TCU detects motor speed and output shaft of gear-box rotating speed speed difference, and judges this turn
Whether speed difference reaches within the speed difference of clutch conjugation condition, controls electromagnetic clutch combination gear;
Step 7:It is required when speed difference does not reach with reference to speed difference, carries out speed governing state again;
Step 8:After speed difference reaches with reference to speed difference, clutch gear combines, while automatic gear-box control unit TCU confirms
Clutch has combined, and reports clutch combination completion status to entire car controller, and entire car controller sends electric machine controller
Torque restores order, and gear shift is completed.
2. a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities according to claim 1, feature exist
In:The computational methods that torque is detached in the step 3 include:Automatic gear-box control unit TCU disconnects electromagnetic clutch electricity
Source, entire car controller according to currently calculate motor angular acceleration β, motor rotary inertia I, Motor torque precision k reciprocal with
And Motor torque symbol sgn determined by gear shift request calculates electromagnetic clutch separation torque T, the separation of the electromagnetic clutch is turned round
Square T=sgnI β k,(Wherein sgn is symbol, and it is negative to upshift, and is downshifted as just).
3. a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities according to claim 1, feature exist
In:In the step 5, motor carries out speed governing, and rotating speed of target size n is by output shaft of gear-box rotating speed N and the biography for changing to gear
It is dynamic to be determined than ig, rotating speed of target size n=Nig.
4. a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities according to claim 1, feature exist
In:In the step 7, carry out again speed governing state and include:If it is upper to confirm that gear does not combine really, speed regulation failure is judged
Whether number has been more than setting number, is less than setting number and continues to attempt to speed governing cohesive process;If speed regulation failure number has surpassed
Setting number is crossed, then into fault mode.
5. a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities according to claim 4, feature exist
In:The number that sets is 3 time.
6. a kind of clutch adaptive control algorithm for improving AMT gear shifting qualities according to claim 1, feature exist
In:Torque pre-set value in the step 3 is 50Nm.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810040417.9A CN108146295B (en) | 2018-01-16 | 2018-01-16 | A kind of clutch adaptive control algorithm improving AMT gear shifting quality |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810040417.9A CN108146295B (en) | 2018-01-16 | 2018-01-16 | A kind of clutch adaptive control algorithm improving AMT gear shifting quality |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108146295A true CN108146295A (en) | 2018-06-12 |
CN108146295B CN108146295B (en) | 2019-11-22 |
Family
ID=62461545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810040417.9A Active CN108146295B (en) | 2018-01-16 | 2018-01-16 | A kind of clutch adaptive control algorithm improving AMT gear shifting quality |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108146295B (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109139741A (en) * | 2018-08-28 | 2019-01-04 | 阿尔特汽车技术股份有限公司 | A kind of control method of the reliable connection of dental inlay structure electromagnetic clutch |
CN109177743A (en) * | 2018-08-24 | 2019-01-11 | 株洲欧格瑞传动股份有限公司 | Adjusting method and its equipment based on electric automobile gearshift proceduredriven motor speed |
CN109291911A (en) * | 2018-09-30 | 2019-02-01 | 潍柴动力股份有限公司 | A kind of method for controlling speed regulation and device of engine |
CN109630669A (en) * | 2019-02-11 | 2019-04-16 | 西安法士特汽车传动有限公司 | A kind of device and its control method regardless of clutch AMT |
CN111055695A (en) * | 2020-01-19 | 2020-04-24 | 厦门金龙联合汽车工业有限公司 | Control method for coordinating smoothness of gear shifting of electric motor coach gearbox |
CN113339496A (en) * | 2021-06-15 | 2021-09-03 | 何亚芳 | Shift control method for transmission of electric vehicle |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1609479A (en) * | 2004-09-29 | 2005-04-27 | 中国第一汽车集团公司 | Front-located parallel mixed power vehicle motor active synchronous gears shifting method |
CN103010214A (en) * | 2012-12-14 | 2013-04-03 | 清华大学 | Method for controlling parallel hybrid electric vehicle gear shifting |
CN103206531A (en) * | 2012-01-13 | 2013-07-17 | 上海捷能汽车技术有限公司 | Control method for electronic control mechanical automatic transmission |
CN104859638A (en) * | 2014-12-19 | 2015-08-26 | 北汽福田汽车股份有限公司 | Method and system for gear shifting control of hybrid car in parallel connection mode |
CN106114493A (en) * | 2016-07-28 | 2016-11-16 | 长春孔辉汽车科技股份有限公司 | A kind of electric automobile AMT shift process control method |
CN107284436A (en) * | 2016-04-12 | 2017-10-24 | 上海汽车集团股份有限公司 | Oil-electric vehicle, hybrid power system and gearshift synchronisation control means |
-
2018
- 2018-01-16 CN CN201810040417.9A patent/CN108146295B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1609479A (en) * | 2004-09-29 | 2005-04-27 | 中国第一汽车集团公司 | Front-located parallel mixed power vehicle motor active synchronous gears shifting method |
CN103206531A (en) * | 2012-01-13 | 2013-07-17 | 上海捷能汽车技术有限公司 | Control method for electronic control mechanical automatic transmission |
CN103010214A (en) * | 2012-12-14 | 2013-04-03 | 清华大学 | Method for controlling parallel hybrid electric vehicle gear shifting |
CN104859638A (en) * | 2014-12-19 | 2015-08-26 | 北汽福田汽车股份有限公司 | Method and system for gear shifting control of hybrid car in parallel connection mode |
CN107284436A (en) * | 2016-04-12 | 2017-10-24 | 上海汽车集团股份有限公司 | Oil-electric vehicle, hybrid power system and gearshift synchronisation control means |
CN106114493A (en) * | 2016-07-28 | 2016-11-16 | 长春孔辉汽车科技股份有限公司 | A kind of electric automobile AMT shift process control method |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109177743A (en) * | 2018-08-24 | 2019-01-11 | 株洲欧格瑞传动股份有限公司 | Adjusting method and its equipment based on electric automobile gearshift proceduredriven motor speed |
CN109139741A (en) * | 2018-08-28 | 2019-01-04 | 阿尔特汽车技术股份有限公司 | A kind of control method of the reliable connection of dental inlay structure electromagnetic clutch |
CN109291911A (en) * | 2018-09-30 | 2019-02-01 | 潍柴动力股份有限公司 | A kind of method for controlling speed regulation and device of engine |
CN109630669A (en) * | 2019-02-11 | 2019-04-16 | 西安法士特汽车传动有限公司 | A kind of device and its control method regardless of clutch AMT |
CN111055695A (en) * | 2020-01-19 | 2020-04-24 | 厦门金龙联合汽车工业有限公司 | Control method for coordinating smoothness of gear shifting of electric motor coach gearbox |
CN111055695B (en) * | 2020-01-19 | 2021-03-19 | 厦门金龙联合汽车工业有限公司 | Control method for coordinating smoothness of gear shifting of electric motor coach gearbox |
CN113339496A (en) * | 2021-06-15 | 2021-09-03 | 何亚芳 | Shift control method for transmission of electric vehicle |
CN113339496B (en) * | 2021-06-15 | 2022-12-20 | 深圳优安米科技有限公司 | Shift control method for transmission of electric vehicle |
Also Published As
Publication number | Publication date |
---|---|
CN108146295B (en) | 2019-11-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108146295B (en) | A kind of clutch adaptive control algorithm improving AMT gear shifting quality | |
CN109094553B (en) | Hybrid electric vehicle and engine starting control method thereof | |
US20200247419A1 (en) | Method and device for operating a drive device, drive device | |
US10041568B2 (en) | Transmission for electric vehicle | |
US8494730B2 (en) | Power transmitting apparatus | |
CN110696831B (en) | Gear shifting control method and device for pure electric mode of hybrid electric vehicle | |
CN100476260C (en) | Controller, control method and control system for controlling a motor vehicle gear-type transmission | |
US9017214B2 (en) | Hybrid vehicle control apparatus | |
CN105840808A (en) | Gear-shifting coordination control method for wet double-clutch automatic speed changer | |
CN105270387B (en) | Gear shifting control method of hybrid power vehicle with AMT | |
CN104590265A (en) | Control method and system for automatic gear shifting of electric vehicle two-gear transmission | |
CN103386967B (en) | For control method and the power system of automatic transmission with hydraulic torque converter | |
CN104254469A (en) | Method for operating a drive train of a motor vehicle having a freewheeling engine-off function, control device and motor vehicle | |
CN104192147A (en) | Vehicle control method, control system and vehicle comprising control system | |
CN105857087B (en) | Downshift control method for coordinating and Mechatronic Systems in HEV/EV process of regenerative braking based on AMT | |
JP2010188786A (en) | Shift control device and shift control method for hybrid vehicle | |
CN111623113A (en) | Clutch control method for first gear and second gear increasing in starting process of double-clutch transmission | |
CN102606315B (en) | Based on engine throttle accelerator control system and the controlling method of DCT | |
KR101637274B1 (en) | Shift control method of automatic transmission and shift control apparatus using the method | |
CN104002797B (en) | A kind of for the automatically actuated control method of hybrid electric vehicle engine | |
CN102310852A (en) | Gear shifting control method for automobile double-clutch power coupling synchronizer and device thereof | |
KR20120031612A (en) | Control method of automated manual transmission in hybrid vehicle | |
CN113442895B (en) | Power downshift control method and system for loader | |
CN101617147B (en) | A method for operating an automatic or semi-automatic transmission of a heavy vehicle when in idle-driving mode | |
CN108437973B (en) | Driving and starting control method for hybrid power commercial vehicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |