CN110206830A - A kind of algorithm of automobile clutch torque increase position and open position - Google Patents
A kind of algorithm of automobile clutch torque increase position and open position Download PDFInfo
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- CN110206830A CN110206830A CN201910299970.9A CN201910299970A CN110206830A CN 110206830 A CN110206830 A CN 110206830A CN 201910299970 A CN201910299970 A CN 201910299970A CN 110206830 A CN110206830 A CN 110206830A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D48/00—External control of clutches
- F16D48/06—Control by electric or electronic means, e.g. of fluid pressure
- F16D48/08—Regulating clutch take-up on starting
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/502—Relating the clutch
- F16D2500/50224—Drive-off
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2500/00—External control of clutches by electric or electronic means
- F16D2500/50—Problem to be solved by the control system
- F16D2500/504—Relating the engine
- F16D2500/5045—Control of engine at idle, i.e. controlling engine idle conditions, e.g. idling speed
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- Theoretical Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computational Mathematics (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- Automation & Control Theory (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
The invention discloses the algorithm of a kind of automobile clutch torque increase position and open position, clutch torque increase position is divided into downshift and upshift, and when upshift looks into ID_CLU_INC_TQ_POS by current gear and target driver torque and obtains；Energy Quick Acquisition is handled to clutch engagement signal and to clutch engagement signal, and feeds back to system and clutch open position is adjusted, and improves stability, the comfort, safety of driver drives vehicle, can be effectively prevented engine misses in idling starting；When small throttle is started to walk, oil cylinder working-pressure steadily increases；When large throttle is started to walk, oil pressure increases sharply, and restrained effectively the race of engine, and the variation for tracking engine speed not only can guarantee the ride comfort of starting, but also can meet the rapidity of starting；The combination pressure of clutch is accurately controlled according to the aperture of engine speed and gas pedal in various starting operating conditions, fully meets every service performance requirement of the vehicle to start clutch.
Description
Technical field
The present invention relates to the calculations of automobile technical field more particularly to a kind of automobile clutch torque increase position and open position
Method.
Background technique
The clutch system of automobile adjusts clutch open position according to different situations, and the acquisition and processing of clutch signal are to row
Vehicle stability is most important, can Quick Acquisition to clutch signal, clutch failure and in time clutch signal is handled, to vehicle
The safety of traveling plays very big effect.
But traditional clutch system is difficult to feed back clutch engagement signal and handled, it is difficult to clutch open position into
Row is adjusted, and reduces the stability for improving driver drives vehicle, comfort, safety, it is difficult to meet vehicle to start clutch
Every service performance requirement.
Summary of the invention
It the purpose of the present invention is to solve existing in the prior art is difficult to that clutch open position is adjusted, drop
The low stability for improving driver drives vehicle, comfort, safety, it is difficult to meet vehicle to every usability of start clutch
The algorithm that can be required.
To achieve the goals above, present invention employs following technical solutions:
The present invention provides the algorithm of a kind of automobile clutch torque increase position and open position, and clutch torque increase position is divided into downshift
And upshift, when upshift, look into ID_CLU_INC_TQ_POS by current gear and target driver torque and obtain；By current shelves when downshift
Position and target driver torque are looked into ID_CLU_INC_TQ_POS_DOWN and are obtained, and start to increase when clutch closure is lower than this value
It turns round；
Logic is as follows:
If(vs≤5 | | gr_amt==0) { clu_open_pos_1=C_CLU_POS_OPEN；}
Else{clu_open_pos_1=c_clu_glide_pos+C_CLU_POS_OPEN_D；}
I(LV_ERR_CLU_SCA) clu_open_pos_2=min(clu_open_pos_1+C_CLU_POS_OPEN_INC,
1)；}
Else{clu_open_pos_2=clu_open_pos_1；}
Wherein, gr_amt is target gear；Clutch open position when clu_open_pos_1 is normal mode；c_clu_
Glide_pos is the clutch wriggling point that system uses；LV_ERR_CLU_SCA is that clutch does not fully open fault flag,
When this flag bit set, it is higher that clutch opens needs, but must not be higher than 1；Clu_open_pos_2 be finally use from
Clutch open position.
Preferably, observed quantity to be added is needed:
Clu_open_pos_1: clutch open position when normal mode；
Clu_open_pos_2: the clutch open position finally used.
Preferably, scalar quantity to be added is needed:
C_CLU_POS_OPEN: clutch open position scalar quantity when parking or neutral gear；
C_CLU_POS_OPEN_D: clutch open position adds this scalar quantity by point of wriggling when parking or neutral gear；
C_CLU_POS_OPEN_INC: when clutch does not fully open failure, clutch open position plus item prevents from not opening；
ID_CLU_INC_TQ_POS_DOWN: clutch torque increase when tabling look-up to obtain downshift by current gear and operator demand's torque
Position；
ID_CLU_INC_TQ_POS: clutch torque increase position when tabling look-up to obtain upshift by current gear and operator demand's torque.
Preferably, further include clutch Working state analysis: when clutch locking, engine is exported by clutch and is sent out
The revolving speed of motivation and torque, so the state of torque couplings determines the output state of engine, when it is shut off, from
Clutch is in free state, that is to say, that engine is detached from torque couplings；When the engine operates, if the revolving speed of engine
Less than the revolving speed of torque couplings, at this moment clutch is still in free state；When the engine operates, when the output of engine turns
When speed is greater than the revolving speed of torque couplings, clutch is in lockup state, at this moment engine ability output torque to torque couple
Device.
It preferably, further include the analysis of clutch work of slipping, clutch work of slipping is by main in clutch combination separation process
Between movable plate and driven disc the size of frictional force work done it be clutch in combining separation process mechanical energy is being converted into thermal energy
Token state；In the bigger clutch combination separation process of work of slipping the bigger mechanical energy of vehicle off-energy be converted into thermal energy mostly from
Vehicle loses energy in the bigger smaller clutch cohesive process of its service life smaller work of slipping of clutch temperature more high clutch mechanical wear
It is bigger that the bigger mechanical energy of amount is converted into the fewer clutch temp of thermal energy its smaller service life of more low clutch mechanical wear；Therefore be
Under to same clutch the same terms the extent of damage of friction plate can by obtain clutch cohesive process in work of slipping come
It realizes, the bigger engine of work of slipping in sliding wear time clutch sliding wear time longer clutch cohesive process and motor is equivalent arrives
The torque transmitted during the bigger sliding wear of work of slipping in the bigger clutch cohesive process of rotational speed difference rotational speed difference at clutch is turned round
Work of slipping in the bigger clutch cohesive process of square is bigger.
Preferably, further include start clutch analysis: start clutch is divided into 3 stages: hollow travel stage, cunning when engaging
Mill stage and synchronous zygophase；In hollow travel stage, the spacing in two friction pair faces is eliminated, in principal and subordinate's friction plate time of contact
Hollow travel stage terminates, this stage need to terminate transmission system performance without influence as early as possible；Between the sliding wear stage, two friction plates
Moment of friction when increasing to loading moment, driven friction disk starts turning at this time, and vehicle starts to move, in two friction plate revolving speeds
When difference is lower than a certain value, the sliding wear stage terminates, this stage influences transmission performance maximum；Synchronous zygophase refers to that principal and subordinate rubs
When piece rotational speed difference is lower than a certain value, clutch engagement is completed, this stage does not generate work of slipping, and is engaged speed and impacted to car body
Degree need to be quickly engaged without influence；The sliding wear stage terminates at this time, is entire starting-up process into the synchronous zygophase sliding wear stage
In the most important stage, it determines the quality of starting, and it is all the rank that starting, which slips by slope, is bonded to impact etc., on engine misses, slope
Caused by section control is bad；Two control parameters that the stage uses are accelerator pedal displacement S, actual engine speed N and hair
The difference AN of motivation rotating speed of target N, using the two parameters, Fuzzy Calculation oil cylinder working-pressure P, to control oil pressure oil inlet and fuel-displaced
Amount, this is a dynamic following process；Engine misses in order to prevent, guarantee start function to have enough power to start to walk, and send out
The selection of motivation rotating speed of target N is also critically important；The model for establishing test engine, according to engine under different solar terms door aperture
The corresponding relationship of revolving speed and engine torque, engine speed when choosing torque capacity under a certain throttle opening is as starting
Machine rotating speed of target；Synchronous zygophase only needs simply to terminate the sliding wear stage on the generation of impact and work of slipping without influence
When pressure time delay after be directly increased to clutch operating pressure, the entire engaging process of clutch is completed.
The algorithm of a kind of automobile clutch torque increase position and open position provided by the invention, compared with prior art: energy
Quick Acquisition is handled to clutch engagement signal and to clutch engagement signal, and is fed back to system and adjusted to clutch open position
Section, improves stability, the comfort, safety of driver drives vehicle, can be effectively prevented engine misses in idling starting；Small oil
When door starting, oil cylinder working-pressure steadily increases, and has fully demonstrated the slow purpose gently to start to walk of driver；When large throttle is started to walk,
Oil pressure increases sharply, and restrained effectively the race of engine, and the variation for tracking engine speed both can guarantee the ride comfort of starting,
The rapidity of starting can be met again；In various starting operating conditions, according to the aperture of engine speed and gas pedal, accurately control from
The combination pressure of clutch makes automobile have good starting performance, fully meets vehicle to every usability of start clutch
It can require.
Detailed description of the invention
Fig. 1 is clutch torque increase position view of the present invention；
Fig. 2 is clutch open position schematic diagram of the invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, it below in conjunction with specific embodiment and says
Bright book attached drawing, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to solve
The present invention is released, is not intended to limit the present invention.
Embodiment 1
As shown in Figs. 1-2, the present invention provides the algorithm of a kind of automobile clutch torque increase position and open position, clutch torque increase position
It sets, is divided into downshift and upshift, when upshift looks into ID_CLU_INC_TQ_POS by current gear and target driver torque and obtains；Drop
It looks into ID_CLU_INC_TQ_POS_DOWN by current gear and target driver torque when shelves to obtain, when clutch closure is lower than this
Start torque increase when value；
Logic is as follows:
If(vs≤5 | | gr_amt==0) { clu_open_pos_1=C_CLU_POS_OPEN；}
Else{clu_open_pos_1=c_clu_glide_pos+C_CLU_POS_OPEN_D；}
I(LV_ERR_CLU_SCA) clu_open_pos_2=min(clu_open_pos_1+C_CLU_POS_OPEN_INC,
1)；}
Else{clu_open_pos_2=clu_open_pos_1；}
Wherein, gr_amt is target gear；Clutch open position when clu_open_pos_1 is normal mode；c_clu_
Glide_pos is the clutch wriggling point that system uses；LV_ERR_CLU_SCA is that clutch does not fully open fault flag,
When this flag bit set, it is higher that clutch opens needs, but must not be higher than 1；Clu_open_pos_2 be finally use from
Clutch open position.
Further, observed quantity to be added is needed:
Clu_open_pos_1: clutch open position when normal mode；
Clu_open_pos_2: the clutch open position finally used.
Further, scalar quantity to be added is needed:
C_CLU_POS_OPEN: clutch open position scalar quantity when parking or neutral gear；
C_CLU_POS_OPEN_D: clutch open position adds this scalar quantity by point of wriggling when parking or neutral gear；
C_CLU_POS_OPEN_INC: when clutch does not fully open failure, clutch open position plus item prevents from not opening；
ID_CLU_INC_TQ_POS_DOWN: clutch torque increase when tabling look-up to obtain downshift by current gear and operator demand's torque
Position；
ID_CLU_INC_TQ_POS: clutch torque increase position when tabling look-up to obtain upshift by current gear and operator demand's torque.
Further, further include clutch Working state analysis: when clutch locking, engine is exported by clutch
The revolving speed of engine and torque, so the state of torque couplings determines the output state of engine, when it is shut off,
Clutch is in free state, that is to say, that engine is detached from torque couplings；When the engine operates, if engine turns
Speed is less than the revolving speed of torque couplings, and at this moment clutch is still in free state；When the engine operates, when the output of engine
When revolving speed is greater than the revolving speed of torque couplings, clutch is in lockup state, at this moment engine ability output torque to torque coupling
Clutch.
It further, further include the analysis of clutch work of slipping, clutch work of slipping is by clutch combination separation process
Between rotating plate and driven disc the size of frictional force work done it be clutch in combining separation process mechanical energy is being converted into heat
The token state of energy；It is more to be converted into thermal energy for the bigger mechanical energy of vehicle off-energy in the bigger clutch combination separation process of work of slipping
Vehicle loses in the bigger smaller clutch cohesive process of its service life smaller work of slipping of clutch temp more high clutch mechanical wear
It is bigger that the bigger mechanical energy of energy is converted into the fewer clutch temp of thermal energy its smaller service life of more low clutch mechanical wear；Therefore it is
The extent of damage for obtaining friction plate under same clutch the same terms can be by obtaining the work of slipping in clutch cohesive process
It realizes, the bigger engine of work of slipping and motor in sliding wear time clutch sliding wear time longer clutch cohesive process be equivalent
The torque transmitted during the bigger sliding wear of work of slipping in the bigger clutch cohesive process of rotational speed difference rotational speed difference at clutch
Work of slipping in the bigger clutch cohesive process of torque is bigger.
Further, further include start clutch analysis: start clutch is divided into 3 stages when engaging: hollow travel stage,
Sliding wear stage and synchronous zygophase；In hollow travel stage, the spacing in two friction pair faces is eliminated, in the contact of principal and subordinate's friction plate
Carving hollow travel stage terminates, this stage need to terminate transmission system performance without influence as early as possible；In the sliding wear stage, two friction plates it
Between moment of friction when increasing to loading moment, driven friction disk starts turning at this time, and vehicle starts to move, and turns in two friction plates
When speed difference is lower than a certain value, the sliding wear stage terminates, this stage influences transmission performance maximum；Synchronous zygophase refers to that principal and subordinate rubs
When pad rotational speed difference is lower than a certain value, clutch engagement is completed, this stage does not generate work of slipping, and is engaged speed and rushed to car body
Degree of hitting need to be quickly engaged without influence；The sliding wear stage terminates at this time, is entirely to start to walk into the synchronous zygophase sliding wear stage
In the journey most important stage, it determines the quality of starting, and it is all this that starting, which slips by slope, is bonded to impact etc., on engine misses, slope
Caused by stage control is bad；Two control parameters that the stage uses be accelerator pedal displacement S, actual engine speed N with
The difference AN of engine target rotating speed N, using the two parameters, Fuzzy Calculation oil cylinder working-pressure P, to control oil pressure oil inlet and fuel-displaced
Amount, this is a dynamic following process；Engine misses in order to prevent, guarantee start function to have enough power to start to walk, and send out
The selection of motivation rotating speed of target N is also critically important；The model for establishing test engine, according to engine under different solar terms door aperture
The corresponding relationship of revolving speed and engine torque, engine speed when choosing torque capacity under a certain throttle opening is as starting
Machine rotating speed of target；Synchronous zygophase only needs simply to terminate the sliding wear stage on the generation of impact and work of slipping without influence
When pressure time delay after be directly increased to clutch operating pressure, the entire engaging process of clutch is completed.
This programme: can Quick Acquisition handled to clutch engagement signal and to clutch engagement signal, and feed back to system to from
Clutch open position is adjusted, and improves stability, the comfort, safety of driver drives vehicle, and starting to walk in idling can be effectively
Prevent engine misses；When small throttle is started to walk, oil cylinder working-pressure steadily increases, and has fully demonstrated the slow of driver and has gently started to walk
Purpose；When large throttle is started to walk, oil pressure increases sharply, and restrained effectively the race of engine, has tracked the variation of engine speed both
It can guarantee the ride comfort of starting, and the rapidity of starting can be met；In various starting operating conditions, stepped on according to engine speed and throttle
The aperture of plate accurately controls the combination pressure of clutch, so that automobile is had good starting performance, fully meets vehicle to starting
Every service performance requirement of clutch.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. the algorithm of a kind of automobile clutch torque increase position and open position, which is characterized in that clutch torque increase position is divided into drop
Shelves and upshift, when upshift, look into ID_CLU_INC_TQ_POS by current gear and target driver torque and obtain；By current when downshift
Gear and target driver torque are looked into ID_CLU_INC_TQ_POS_DOWN and are obtained, and start to increase when clutch closure is lower than this value
It turns round；
Logic is as follows:
If(vs≤5 | | gr_amt==0) { clu_open_pos_1=C_CLU_POS_OPEN；}
Else{clu_open_pos_1=c_clu_glide_pos+C_CLU_POS_OPEN_D；}
I(LV_ERR_CLU_SCA) clu_open_pos_2=min(clu_open_pos_1+C_CLU_POS_OPEN_INC,
1)；}
Else{clu_open_pos_2=clu_open_pos_1；}
Wherein, gr_amt is target gear；Clutch open position when clu_open_pos_1 is normal mode；c_clu_
Glide_pos is the clutch wriggling point that system uses；LV_ERR_CLU_SCA is that clutch does not fully open fault flag,
When this flag bit set, it is higher that clutch opens needs, but must not be higher than 1；Clu_open_pos_2 be finally use from
Clutch open position.
2. the algorithm of a kind of automobile clutch torque increase position and open position according to claim 1, it is characterised in that: need
The observed quantity of addition:
Clu_open_pos_1: clutch open position when normal mode；
Clu_open_pos_2: the clutch open position finally used.
3. the algorithm of a kind of automobile clutch torque increase position and open position according to claim 1, it is characterised in that: need
The scalar quantity of addition:
C_CLU_POS_OPEN: clutch open position scalar quantity when parking or neutral gear；
C_CLU_POS_OPEN_D: clutch open position adds this scalar quantity by point of wriggling when parking or neutral gear；
C_CLU_POS_OPEN_INC: when clutch does not fully open failure, clutch open position plus item prevents from not opening；
ID_CLU_INC_TQ_POS_DOWN: clutch torque increase when tabling look-up to obtain downshift by current gear and operator demand's torque
Position；
ID_CLU_INC_TQ_POS: clutch torque increase position when tabling look-up to obtain upshift by current gear and operator demand's torque.
4. the algorithm of a kind of automobile clutch torque increase position and open position according to claim 1, it is characterised in that: also wrap
Include clutch Working state analysis: when clutch locking, revolving speed and torque of the engine by clutch output engine, institute
The output state of engine is determined with the state of torque couplings, when it is shut off, clutch is in free state,
That is engine is detached from torque couplings；When the engine operates, if the revolving speed of engine is less than turning for torque couplings
Speed, at this moment clutch is still in free state；When the engine operates, when the output revolving speed of engine is greater than torque couplings
When revolving speed, clutch is in lockup state, at this moment engine ability output torque to torque couplings.
5. the algorithm of a kind of automobile clutch torque increase position and open position according to claim 1, it is characterised in that: also wrap
The analysis of clutch work of slipping is included, clutch work of slipping is by frictional force between rotating plate and driven disc in clutch combination separation process
Its mechanical energy that is clutch in combining separation process of the size of work done is converted into the token state of thermal energy；Work of slipping it is bigger from
The bigger mechanical energy of vehicle off-energy is converted into thermal energy more multi-clutch temperature more high clutch machine in clutch combination separation process
Tool wears the bigger mechanical energy of vehicle off-energy in the bigger smaller clutch cohesive process of its service life smaller work of slipping and is converted into heat
Can fewer clutch temp its smaller service life of more low clutch mechanical wear it is bigger；It therefore is to obtain same clutch the same terms
The extent of damage of lower friction plate can realize that the clutch sliding wear time is sliding by obtaining the work of slipping in clutch cohesive process
The equivalent revolving speed differential speed at clutch of the bigger engine of work of slipping and motor in the longer clutch cohesive process of time consuming
The bigger clutch cohesive process of torque consumption transmitted during the bigger sliding wear of work of slipping in the bigger clutch cohesive process of difference
In work of slipping it is bigger.
6. the algorithm of a kind of automobile clutch torque increase position and open position according to claim 1, it is characterised in that: also wrap
Include start clutch analysis: start clutch is divided into 3 stages: hollow travel stage, sliding wear stage and synchronous engagement rank when engaging
Section；In hollow travel stage, the spacing in two friction pair faces is eliminated, is terminated in principal and subordinate's friction plate time of contact hollow travel stage, this
Stage need to terminate transmission system performance without influence as early as possible；Moment of friction between the sliding wear stage, two friction plates increases to negative
When carrying torque, driven friction disk is started turning at this time, and vehicle starts to move, sliding when two friction plate rotational speed differences are lower than a certain value
The mill stage terminates, this stage influences transmission performance maximum；Synchronous zygophase refers to principal and subordinate's friction plate rotational speed difference lower than a certain
When value, clutch engagement is completed, this stage does not generate work of slipping, and engages speed to car body shock extent without influence, is needed quick
Engagement；The sliding wear stage terminates at this time, is the entire starting-up process most important stage into the synchronous zygophase sliding wear stage, it
Determine the quality of starting, starting slips by slope, is bonded to impact etc. on engine misses, slope, and being all that the stage control is bad causes
's；Two control parameters that the stage uses be accelerator pedal displacement S, actual engine speed N and engine target rotating speed N it
Poor AN, using the two parameters, Fuzzy Calculation oil cylinder working-pressure P, to control oil pressure oil inlet and fuel-displaced amount, this be a dynamic with
With process；Engine misses in order to prevent, guarantee start function to have enough power to start to walk, the choosing of engine target rotating speed N
It takes also critically important；The model for establishing test engine, according to engine speed and engine torque under different solar terms door aperture
Corresponding relationship, engine speed when choosing torque capacity under a certain throttle opening is as engine target rotating speed；It is synchronous
Zygophase only needs simply after the pressure time delay at the end of the sliding wear stage on the generation of impact and work of slipping without influence
It is directly increased to clutch operating pressure, the entire engaging process of clutch is completed.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926389A (en) * | 2019-12-05 | 2020-03-27 | 武汉理工大学 | System and method for measuring position of slip point of AMT (automated mechanical transmission) clutch of heavy commercial vehicle |
| CN111306291A (en) * | 2020-04-07 | 2020-06-19 | 株洲齿轮有限责任公司 | Method for controlling starting process of clutch transmission |
| CN111911571A (en) * | 2020-08-19 | 2020-11-10 | 潍柴动力股份有限公司 | Clutch wear degree detection method and device, controller and vehicle |
| CN113007238A (en) * | 2021-04-28 | 2021-06-22 | 一汽解放汽车有限公司 | Starting control method and system of engine constant-speed clutch based on target impact degree |
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| CN101978188A (en) * | 2008-03-18 | 2011-02-16 | 五十铃自动车株式会社 | Acceleration control apparatus for automobile dual-clutch transmission |
| CN101994822A (en) * | 2009-08-05 | 2011-03-30 | 本田技研工业株式会社 | Control apparatus of automatic transmission |
| CN104903623A (en) * | 2013-01-17 | 2015-09-09 | 日产自动车株式会社 | Starting clutch control device for automatic transmission |
| CN105020297A (en) * | 2014-04-29 | 2015-11-04 | 现代自动车株式会社 | Clutch torque control method for DCT vehicle |
| CN205047773U (en) * | 2015-10-15 | 2016-02-24 | 郭英杰 | Increase and turn round differential locking means |
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| CN110926389A (en) * | 2019-12-05 | 2020-03-27 | 武汉理工大学 | System and method for measuring position of slip point of AMT (automated mechanical transmission) clutch of heavy commercial vehicle |
| CN111306291A (en) * | 2020-04-07 | 2020-06-19 | 株洲齿轮有限责任公司 | Method for controlling starting process of clutch transmission |
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