CN105936263B - Controller of vehicle - Google Patents
Controller of vehicle Download PDFInfo
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- CN105936263B CN105936263B CN201610069039.8A CN201610069039A CN105936263B CN 105936263 B CN105936263 B CN 105936263B CN 201610069039 A CN201610069039 A CN 201610069039A CN 105936263 B CN105936263 B CN 105936263B
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- clutch
- vehicle
- gear
- power source
- speed
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- 230000008859 change Effects 0.000 claims abstract description 46
- 230000007935 neutral effect Effects 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 19
- 230000000881 depressing effect Effects 0.000 claims abstract description 3
- 230000007423 decrease Effects 0.000 abstract description 4
- 230000032683 aging Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 34
- 238000000034 method Methods 0.000 description 17
- 238000012545 processing Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 14
- 230000001360 synchronised effect Effects 0.000 description 8
- 230000000994 depressogenic effect Effects 0.000 description 7
- 238000012546 transfer Methods 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 230000008450 motivation Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 101000661807 Homo sapiens Suppressor of tumorigenicity 14 protein Proteins 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 101001139126 Homo sapiens Krueppel-like factor 6 Proteins 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- 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
- B60W10/023—Fluid 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
- B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
-
- 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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
- B60W10/11—Stepped gearings
-
- 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
- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
-
- 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
- B60W2510/00—Input parameters relating to a particular sub-units
- B60W2510/10—Change speed gearings
- B60W2510/1005—Transmission ratio engaged
-
- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/10—Accelerator pedal position
-
- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/14—Clutch pedal position
-
- 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
- B60W2710/06—Combustion engines, Gas turbines
-
- 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
-
- 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
- B60W2710/10—Change speed gearings
- B60W2710/1005—Transmission ratio engaged
Landscapes
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Mathematical Physics (AREA)
- Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Control Of Transmission Device (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
The present invention provides a kind of controller of vehicle, at the end of N coasting drive, reduces the input shaft of speed changer and the rotational speed difference of output shaft, inhibits the aging of synchronization mechanism and inhibits the decline of driving.Controller of vehicle controls vehicle, the vehicle has power source, the speed changer that can be selected speed change grade by the selection of the gear of driver and speed change can be carried out to the driving force inputted from power source and exported, clutch and clutch pedal, in the state that gear is neutral gear and clutch is engagement, vehicle carries out N coasting drive, the engagement and separation of controller of vehicle control clutch, and carry out control as follows: after starting the starting control of power source and depressing clutch pedal and having input the instruction by clutch separation, become the stage of the state other than neutral gear in the selection of gear, or input shaft rotating speed becomes the stage of predetermined value or more, by clutch separation.
Description
Technical field
The present invention relates to controller of vehicle.
Background technique
Conventionally, there is known being deposited again in the state of by clutch separation in the coasting drive for making engine stop
The technology for making engine start in the case where the start request of engine and engaging clutch.Such as patent document 1 is recorded
There is a kind of controller of vehicle, in having vehicle of the manual transmission with automatic speed changing function as speed changer, is sending out
Before engine start, clutch engagement, automatically shift is the gear ratio of the rotational speed difference reduction of speed changer and engine.
Patent document 1: Japanese Unexamined Patent Publication 2004-204963 bulletin
Summary of the invention
In the vehicle for having manual transmission, using above-mentioned previous structure, in coast row
At the time of sailing clutch engagement after terminating engine start, the speed change grade of speed changer is not limited to input shaft rotating speed and output shaft turns
The small speed change grade of the rotational speed difference of speed.Therefore, it joined change in the state that the rotational speed difference of the input shaft of speed changer and output shaft is big
In the case where the speed change of fast device, there is also become larger to the load that synchro-meshing applies and the durability of speed changer decline the problem of.
The present invention makes in view of the foregoing, and its purpose is to provide a kind of controller of vehicle, is having manual change
At the end of the coasting drive of the vehicle of fast device, it can reduce to the load that synchro-meshing applies and improve the durable of speed changer
Property.
In order to solve above-mentioned problem, above-mentioned purpose is realized, controller of vehicle of the invention controls vehicle, on
It states vehicle to have: power source；Speed changer, the selection of the gear that can be carried out and the manual operation by driver select to become
Fast grade, and speed change can be carried out to the driving force inputted from above-mentioned power source and exported；Clutch, and engaging or separate
The power transfer path via above-mentioned speed changer between above-mentioned power source and driving wheel is connected or cut off；And clutch is stepped on
Plate can switch the engagement and separation of above-mentioned clutch according to operating by the driver, be neutral gear in above-mentioned gear
State and above-mentioned clutch are in the state of engaging, and above-mentioned vehicle makes above-mentioned power source stop and continue to travel, above-mentioned vehicle control
Device processed is characterized in that above-mentioned controller of vehicle has control unit, and above-mentioned control unit carries out control as follows: passing through
It depresses after above-mentioned clutch pedal has input the starting control for by the instruction of above-mentioned clutch separation and starting above-mentioned power source,
In the case where the selection of above-mentioned gear becomes the state other than neutral gear or the input shaft rotating speed of above-mentioned speed changer becomes predetermined
In the case that value is above, by above-mentioned clutch separation.
According to this structure, even if clutch pedal is operated, can also make clutch engagement state, thus power source with
The input shaft of speed changer is at least temporarily concatenated.Therefore, the input shaft rotating speed of speed changer can be made to increase after mover starts.
Thereby, it is possible to so that the rotational speed difference of the input shaft rotating speed of speed changer and output shaft revolving speed is less than previous slave coasting drive recovery
In the case where speed changer input shaft rotating speed and output shaft revolving speed rotational speed difference.Therefore, it can reduce the synchronization to speed changer
The load applied is engaged, therefore can be improved the durability of speed changer.
Controller of vehicle of the invention is based on above-mentioned invention, which is characterized in that above-mentioned vehicle has and can make
The motor of above-mentioned mover starts, above-mentioned control unit carry out control as follows: having input the finger of above-mentioned clutch separation
After the separation for showing and performing above-mentioned clutch, above-mentioned mover starts are made by above-mentioned motor, and in above-mentioned gear
The state for being selected as neutral gear in the case where, be automatically engaged above-mentioned clutch at least once.
According to this structure, in mover starts, clutch becomes discrete state, such as makes in the state that clutch engages
The case where mover starts, is such, does not need to make the input shaft of speed changer to rotate together.Therefore, the state engaged in clutch
Under the case where making engine start compare, energy needed for the starting of engine can be reduced.
Controller of vehicle of the invention is based on above-mentioned invention, which is characterized in that above-mentioned vehicle has and can make
The motor of above-mentioned power source movement, above-mentioned control unit carry out control as follows: when having input the finger of above-mentioned clutch separation
When showing, above-mentioned power source is acted by above-mentioned motor, in the case where above-mentioned gear becomes the state other than neutral gear, is made
State power source independent operation.
According to this structure, the starting control of power source can be started by motor before mover starts, therefore can
Postpone the period of power source independent operation.It, can thereby, it is possible to inhibit the consumption of fuel and increase the input shaft rotating speed of speed changer
Reduce the input shaft of speed changer and the rotational speed difference of output shaft.
Invention effect
Vehicle according to the invention control device, even if being carried out in a manner of making clutch pedal become discrete state
In the case where operation, it can also make clutch temporary joint.Thereby, it is possible to link the input shaft of power source and speed changer temporarily,
Therefore it can increase the input shaft rotating speed of speed changer after mover starts.Therefore, the output shaft revolving speed of speed changer can be reduced
With the rotational speed difference of input shaft rotating speed.Therefore, it at the end of the coasting drive for the vehicle for having manual transmission, can reduce
To the load that the synchro-meshing of speed changer applies, the durability of speed changer can be improved.
Detailed description of the invention
Fig. 1 is the block diagram for indicating the structure of vehicle and controller of vehicle of first embodiment of the invention.
Fig. 2 is the stream for the control method for vehicle for illustrating the controller of vehicle execution of first embodiment of the invention
Cheng Tu.
Fig. 3 is for illustrating that speed changer revolving speed is predetermined value in the control method for vehicle of first embodiment of the invention
N1The time diagram of above situation.
Fig. 4 is for illustrating that speed changer revolving speed is less than predetermined in the control method for vehicle of first embodiment of the invention
Value N1In the state of the case where gear is switched to other than neutral gear time diagram.
Fig. 5 is the time diagram for the variation for illustrating the control method for vehicle of first embodiment of the invention.
Fig. 6 is the block diagram for indicating the structure of vehicle and controller of vehicle of second embodiment of the present invention.
Fig. 7 is the stream for the control method for vehicle for illustrating the controller of vehicle execution of second embodiment of the present invention
Cheng Tu.
Fig. 8 is for illustrating that speed changer revolving speed is predetermined value in the control method for vehicle of second embodiment of the present invention
N2The time diagram of above situation.
Fig. 9 is the time diagram for illustrating the control method for vehicle of the prior art.
Specific embodiment
Hereinafter, illustrating the controller of vehicle of embodiments of the present invention referring to attached drawing.In addition, the present invention is not limited to
The embodiment of lower explanation.Moreover, in the constituent element of embodiment disclosed below, including those skilled in the art can be easy
The element or substantially the same element that ground is expected.
(first embodiment)
(structure of vehicle)
Firstly, explanation applies the structure of the vehicle of the controller of vehicle of first embodiment of the invention.Fig. 1 is table
Show the schematic diagram of the structure of the vehicle and controller of vehicle that apply the controller of vehicle of the first embodiment.Such as Fig. 1
Shown, the vehicle 1 of the first embodiment has engine (ENG) 11, clutch 12, step change transmission (MT) 13 and starter
14。
Engine 11 is functioned as the power source of vehicle 1.The revolving speed of measurement engine 11 is equipped in engine 11
Engine speed sensor 11a.Engine 11 can be started by the rotation of the starter 14 as motor.Moreover, hair
Motivation 11 links via clutch 12 with step change transmission 13.Also, the output torque of engine 11 is via clutch 12, according to
The secondary power transfer path via step change transmission 13 and differential attachment 15 etc. is transmitted to driving wheel 16.
Clutch 12 is for example made of the clutch apparatus of frictional engagement formula.Clutch 12 will hair by engaging or separating
Power transfer path connection or cutting between motivation 11 and step change transmission 13.Clutch 12 steps on clutch according to driver
The operation of plate 31 switches engagement state and discrete state.
Step change transmission 13 selects speed change corresponding with gear to the manual operation of shift operation portion 17 according to driver
Grade and execute speed change.That is, step change transmission 13 can select gear corresponding with manual operation by driver.In step speed change
Device 13 is equipped with input shaft rotating speed sensor 13a.Input shaft rotating speed sensor 13a measures the input shaft 13b's of step change transmission 13
Revolving speed.Step change transmission 13 carries out speed change to the output torque as driving force that engine 11 exports, via step change transmission
13 and from output shaft 13c export.That is, existing to the rotation of the input shaft 13b of step change transmission 13 engine 11 inputted, driving force
It exports by speed change in step change transmission 13 to output shaft 13c, is transmitted via differential attachment 15 to the driving wheel 16 of vehicle 1.
(structure of controller of vehicle)
Next, illustrating the structure of the controller of vehicle of first embodiment of the invention.As shown in Figure 1, this first
The controller of vehicle 20 of embodiment has 21, clutch electronic control unit (Electronic Control Unit:ECU)
Device pedal sensor 22, brake pedal sensor 23, accelerator pedal sensor 24, clutch actuator 25 and shift sensor
26。
As control unit ECU21 by with include CPU, RAM, ROM and interface etc. known microcomputer based on
The electronic circuit of body is constituted.The control program being loaded into from ROM into RAM is executed by CPU, the control based on CPU makes in vehicle 1
Various device actions, and carry out the read and write of the data in RAM, ROM, be achieved in the function of ECU21.As control
Information of the ECU21 of unit based on the various sensor classes in the vehicle 1 constituted as described above, comprehensively controls engine
11, step change transmission 13, starter 14 and clutch actuator 25.
Clutch pedal sensor 22 detects driver to the operating quantity of clutch pedal 31.Clutch pedal sensor 22
The signal of the operating quantity for the expression clutch pedal 31 that will test is exported to ECU21.ECU21 is according to the clutch pedal of input
31 operating quantity controls clutch actuator 25.
Brake pedal sensor 23 detects driver to the operating quantity of brake pedal 32.Brake pedal sensor 23 will test
The signal of the operating quantity of the expression brake pedal 32 arrived is exported to ECU21.Moreover, accelerator pedal sensor 24 detects driver couple
The operating quantity of gas pedal 33.The signal of the operating quantity for the expression gas pedal 33 that accelerator pedal sensor 24 will test to
ECU21 output.ECU21 controls the output of engine 11 according to the operating quantity of the brake pedal 32 of input, gas pedal 33.
The finger that clutch actuator 25 is inputted according to the slave ECU21 based on the signal from clutch pedal sensor 22
Show, controls the hydraulic stream into and out to clutch 12, thus come the engagement state and discrete state of switch clutch 12.That is,
ECU21 is as needed, and clutch 12 can be made to act in the mode different from the operation of the clutch pedal 31 of driver.Specifically
For, ECU21 is by control clutch actuator 25, not with driver to the operations linkage of clutch pedal 31, and can be into
The inertia traveling exercising the separation of clutch 12 and travelling, or make 12 temporary joint of clutch.
The gear in the detection of shift sensor 26 gear shift operation portion 17.The letter for the expression gear that shift sensor 26 will test
Number to ECU21 export.
(control method for vehicle)
Next, the control method for the controller of vehicle 20 that explanation is constituted as described above.Fig. 2 is to indicate first reality
Apply the flow chart of the control method of the controller of vehicle 20 of mode.Moreover, Fig. 3 and Fig. 4 are for illustrating controller of vehicle
The time diagram of 20 control method.
The flow chart of control method shown in Fig. 2 starts at the time of the driving status of vehicle 1 becomes usually traveling.This is used
Property slides control processing, and often the scheduled control period executes repeatedly during the ignition switch of vehicle 1 is on-state.
As shown in Fig. 2, firstly, in step ST1, ECU21 determines throttle in the coast control processing of vehicle 1
The on/off of pedal 33.Namely based on the letter of the operating quantity of the expression gas pedal 33 exported from accelerator pedal sensor 24
Number, ECU21 judges whether gas pedal 33 is depressed.In the case where the operating quantity of gas pedal 33 is predetermined value or more,
ECU21 is determined as that gas pedal 33 is depressed (the following are connect) (step ST1: no), terminates coast control processing.It is another
Aspect, the operating quantity of gas pedal 33 be less than predetermined value in the case where, ECU21 be determined as gas pedal 33 do not depressed (with
Lower is to disconnect) (step ST1: yes), it is shifted to step ST2.
In step ST2, ECU21 determines the on/off of clutch pedal 31.That is, ECU21 is based on from clutch pedal
The signal of the operating quantity for the expression clutch pedal 31 that sensor 22 exports, judges whether clutch pedal 31 is depressed.Also,
In the case where the operating quantity of clutch pedal 31 is predetermined value or more, ECU21 is determined as clutch pedal 31 to connect (step
ST2: no), terminate coast control processing.On the other hand, the case where the operating quantity of clutch pedal 31 is less than predetermined value
Under, ECU21 is determined as that clutch pedal 31 to disconnect (step ST2: yes), is shifted to step ST3.
In step ST3, ECU21 determines the gear in gear shift operation portion 17.That is, ECU21 is based on defeated from shift sensor 26
The signal of the gear in expression gear shift operation portion 17 out judges whether gear is neutral gear (N).It is determined as gear shift operation in ECU21
The gear in portion 17 be neutral gear other than in the case where (step ST3: no), terminate coast control processing.On the other hand, exist
ECU21 is determined as that gear is to shift in the case where neutral gear (step ST3: yes) to step ST4.
By above step ST1, ST2, ST3, the execution of neutral gear coast (the following are N coasts) traveling is carried out
Condition criterion.In addition, the respective processing of step ST1~ST3 can be carried out concurrently or be carried out on the contrary, it is not limited to
The sequence stated.
When shifting to step ST4, ECU21 stops spraying fuel to engine 11 and stopping engine 11.It is right as a result,
Vehicle 1 carries out coast and executes control.Vehicle 1 becomes N coasting drive state.Under N coasting drive state, such as
Shown in time T1 in Fig. 3, the revolving speed of engine 11 is 0, and gear is neutral gear (N), and the output of clutch pedal sensor 22 is
It disconnects, clutch 12 is engagement state.Moreover, because clutch 12 is engaged, therefore the input shaft 13b of step change transmission 13
Input shaft rotating speed is synchronous with the revolving speed of engine 11 and is 0.On the other hand, the output shaft of the output shaft 13c of step change transmission 13
Revolving speed becomes the revolving speed of the speed dependent on vehicle 1.In addition, in Fig. 3 and later time diagram, with output shaft invariablenes turning speed,
And step change transmission 13 input shaft 13b it is synchronous with the rotation of output shaft 13c in the state of input shaft rotating speed and output shaft revolving speed
The mode of overlapping is standardized and is recorded.Then, it is shifted to step ST5 shown in Fig. 2.
In step ST5, ECU21 determines the on/off of clutch pedal 31.In addition, at this moment, vehicle 1 is used for N
Property slides driving status.In this case, in the case where clutch pedal 31 is depressed with operating quantity more than predetermined value,
ECU21 is determined as that clutch pedal 31 connects (step ST5: yes), shifts to step ST7.When being shifted to step ST7, ECU21
Start starting control, start to spray fuel into engine 11, and carries out the control of turning crankshaft by starter 14.As a result,
As shown in the time T1 of Fig. 3, engine 11 is restarted.Then, it is shifted to subsequent steps ST8 shown in Fig. 2.
On the other hand, in step ST5, in the case where the operating quantity of clutch pedal 31 is less than predetermined value, ECU21 sentences
It is set to clutch pedal 31 and disconnects (step ST5: no), is shifted to step ST6.In step ST6, ECU21 is same as step ST1
The on/off of ground judgement gas pedal 33.It is determined as that gas pedal 33 is not depressed and (is walked in the case where disconnection in ECU21
Rapid ST6: no), revert to step ST5.On the other hand, in ECU21 be determined as that gas pedal 33 is depressed and in the case where connection
(step ST6: yes) shifts to step ST15, restarting for engine 11 is carried out similarly with step ST7, from previous N inertia
It slides traveling and is travelled to engine and restored, terminate coast control processing.
In this way, before ECU21 is determined as that clutch pedal 31 or gas pedal 33 are connected, be repeated step ST5,
The processing of ST6.The judgement of coast termination condition is carried out by these steps ST5, ST6.In addition, the processing of step ST5, ST6
It can carry out or carry out on the contrary parallel, not be limited to above-mentioned sequence.
In step ST8, ECU21 engages clutch 12 at least 1 time by control clutch actuator 25.
When such clutch 12 is engaged, as shown in time T2~T3 of Fig. 3, the input shaft of the input shaft 13b of step change transmission 13
Revolving speed rises.
Then, it is shifted to step ST9 shown in Fig. 2, ECU21 judges the input shaft of the input shaft 13b of step change transmission 13
Whether revolving speed is predetermined value (threshold value) N1Above, specifically such as idling speed NAMore than.Also, in ECU21 such as Fig. 3
Between T3 at the time of the shown input shaft rotating speed for being determined as input shaft 13b be predetermined value N1In the case where above (step ST9: yes),
It is shifted to step ST11.
In step ST11, ECU21 controls clutch actuator 25, automatically makes the separation (time in Fig. 3 of clutch 12
T3).Then, it is shifted to step ST12 shown in Fig. 2.
Same as step ST3 in step ST12, ECU21 judges whether the gear in gear shift operation portion 17 is neutral gear (N).
Also, in the case where ECU21 is determined as that the gear in gear shift operation portion 17 is neutral gear (step ST12: yes), step is executed repeatedly
The processing of ST12.On the other hand, in the case where it is neutral gear that ECU21, which is determined as gear not, (step ST12: no), to step ST13
Transfer.
It is same as step ST2 in step ST13, ECU21 judge clutch pedal 31 on/off, i.e. from from
Whether the output signal of clutch pedal sensor 22 is connection.It is determined as by ECU21 from clutch pedal sensor 22
Output signal be connect in the case where (step ST13: yes), revert to step ST12.On the other hand, it is judged to coming in ECU21
It is (step ST13: no) in the case where disconnecting from the output signal of clutch pedal sensor 22, is shifted to step ST14.
In step ST14, ECU21 controls clutch actuator 25, and clutch 12 is made to engage (time T4 in Fig. 3).And
And as shown in after time T4, the input shaft rotating speed of the input shaft 13b of step change transmission 13 rises to defeated with output shaft 13c
The synchronous revolving speed of shaft revolving speed.Moreover, the engagement by clutch 12 links engine 11 and step change transmission 13, become logical
Normal engine driving status.In this way, carrying out coast finishing control by step ST12~ST14 shown in Fig. 2.
On the other hand, in step ST9, it is determined as that the input shaft rotating speed of input shaft 13b is less than predetermined value N in ECU211's
In the case of (step ST9: no), ECU21 judges whether gear is neutral gear in the same manner as step ST3.Also, it is determined as in ECU21
The gear in gear shift operation portion 17 is still to revert to step ST9 in the case where neutral gear (step ST10: yes).
On the other hand, in step ST10, it is determined as that the gear in gear shift operation portion 17 is switched to other than neutral gear in ECU21
In the case of (step ST10: no), ECU21 control clutch actuator 25 and automatically make clutch 12 separate (step ST11).
That is, as shown in time T2~T5 of Fig. 4, even if the input shaft rotating speed in input shaft 13b is less than predetermined value N1In the state of, it is inciting somebody to action
The gear in gear shift operation portion 17 is switched to the stage other than neutral gear from neutral gear, and clutch 12 is automatically separated by ECU21.Then, with
It is above-mentioned same, coast finishing control is carried out by the processing of step ST12~ST14.
First embodiment of the invention from the description above is shifted travelling from N coasting drive to engine
In the case where, it engages clutch 12 at least 1 time, input shaft is made by the driving of engine 11
The input shaft rotating speed of 13b is greater than 0.The output of the input shaft rotating speed of input shaft 13b and the output shaft 13c dependent on speed as a result,
The rotational speed difference of axis revolving speedIt can be than the rotational speed difference of previous N coasting driveIt is small.Therefore, in step change transmission 13
It is interior, when input shaft 13b and output shaft 13c links, mutual rotational speed difference can be reduced.Therefore, N coasting drive is being carried out
Vehicle 1 in, from N coasting drive to engine travel shift when, can reduce to the synchronization in step change transmission 13
The load applied is engaged, the aging of the durability of step change transmission 13 is able to suppress.
Moreover, depressing clutch pedal 31 and clutch pedal sensor 22 in driver according to the first embodiment
At the time of connection, clutch 12 is temporarily separated.As a result, in the state that driver depresses clutch pedal 31, it can be avoided
The engagement of clutch 12 state lasting always, therefore it is able to suppress a possibility that driver feels discomfort, it is able to suppress and drives
The decline of sailing property.
Moreover, Fig. 9 is time diagram corresponding with Fig. 3 and Fig. 4.As shown in figure 9, in previous carry out N coasting drive
Vehicle 1 in, before time t 1, clutch 12 is engagement state and engine 11 is halted state, therefore input shaft 13b
Input shaft rotating speed is 0.On the other hand, the output shaft 13c of step change transmission 13 according to the speed of vehicle 1 synchronous rotary.Herein
Under state, when clutch pedal sensor 22, which exports, to be connected (time t1), clutch 12 is separated and engine 11 is made to recur
It is dynamic.Then, gear is switched to other than neutral gear in time t1~t2, in time t2, when clutch 12 is engaged, input shaft
The output shaft 13c that 13b is rotated with the speed according to vehicle 1 is synchronous.The revolving speed of input shaft 13b is from 0 to according to vehicle 1 as a result,
Speed revolving speed until, increase rotational speed differenceAmount.The increase sharply of input shaft rotating speed has to step change transmission 13
Synchro-meshing (not shown) apply big load.
In contrast, engine 11 does not stop during the driving period in the case where not carrying out vehicle 1 of N coasting drive
Only, shown in the input shaft (N traveling) therefore in input shaft 13b such as Fig. 9, with the idling speed N of engine 11ADegree is synchronously revolved
Turn.Therefore, in the vehicle 1 for not carrying out N coasting drive, the increasing of input shaft rotating speed when gear is switched to other than neutral gear
Add is the input shaft rotating speed of the input shaft 13b synchronous with the output shaft revolving speed according to speed and the idling speed N of engine 11A's
Rotational speed differenceDegree.Such rotational speed differenceLess than above-mentioned rotational speed differenceTherefore hardly synchro-meshing is applied
Load.
In this way, being able to solve and being generated since vehicle 1 carries out N coasting drive according to above-mentioned first embodiment
Step change transmission 13 durability aging, using input shaft rotating speed and the difference of output shaft revolving speed to be asked as the impact of cause
Topic point.
(variation of first embodiment)
Fig. 5 is the time diagram corresponding with Fig. 3 and Fig. 4 for illustrating the variation of above-mentioned first embodiment.
As shown in figure 5, in the variation, it is different from above-mentioned first embodiment, even if being sensed in clutch pedal
Device 22 is that in the case where connecting, clutch 12 is also maintained engagement state.That is, the gear in gear shift operation portion 17 is sent out for neutral gear
At the time of motivation 11 is restarted, clutch 12 becomes engagement state.Therefore, the input shaft 13b corresponding to the starting of engine 11
Input shaft rotating speed increase.Also, it is same as above-mentioned first embodiment, become pre- in the input shaft rotating speed of input shaft 13b
Definite value N1Above stage (time T3), ECU21 control clutch actuator 25, are automatically separated clutch 12.Other structures
It is same as first embodiment.In addition, the input shaft rotating speed in input shaft 13b is less than predetermined value N1In the state of gear is switched
In the case where other than neutral gear, at this moment, ECU21 carries out the control for automatically separating clutch 12.
(second embodiment)
Next, illustrating second embodiment of the present invention.Fig. 6 is the vehicle control indicated using the second embodiment
The schematic diagram of the structure of the vehicle and controller of vehicle of device.
(structure of vehicle and controller of vehicle)
As shown in fig. 6, in this second embodiment, being different from the first embodiment, vehicle 2 is by the mixed of an electric motor type
Power car is closed to constitute.Moreover, vehicle 2 has engine (ENG) 11, clutch 12, step change transmission (MT) 13 and electronic hair
Motor (MG) 18.Here, the MG18 as motor links via endless belt 18a with the rotary shaft of engine 11.In addition, can
The rotary shaft of MG18 and the rotary shaft of engine 11 directly to be linked.The structure of vehicle 2 and its in controller of vehicle 20
His structure is identical with first embodiment.
(control method for vehicle)
Next, illustrating the control method of second embodiment.Fig. 7 and Fig. 8 indicates the second embodiment respectively
The flow chart and time diagram of the control method of controller of vehicle.
In the flow chart of control method shown in Fig. 7, step ST21, ST22, ST23, ST24, ST25, ST26 are respectively
Processing identical with step ST1, ST2, ST3, ST4, ST5, ST6 of first embodiment.
In addition, step ST25, ST26 executes repeatedly before being determined as clutch pedal 31 or the connection of gas pedal 33.?
In the case that ECU21 is determined as gas pedal 33 to connect (step ST26: yes), shifted to step ST37.In step ST37,
ECU21 rotates engine 11 by MG18 and starts fuel injection and igniting, restarts engine 11, terminates coast
Control processing.On the other hand, in the case where ECU21 is determined as clutch pedal 31 to connect (step ST25: yes), to step
ST27 transfer.
In step ST27, ECU21 starts starting control and MG18 is made to carry out traction drive.ECU21 is via annular as a result,
The revolving speed of engine 11 is set to increase to the so-called motoring of scheduled revolving speed with 18a execution.Pass through the motoring, such as Fig. 8
Time T11 after shown in, the rotary shaft of engine 11 increases to desired speed.Here, passing through the increased hair of motoring
Scheduled revolving speed (predetermined value) N of the rotary shaft of motivation 112Greater than 0, and it is less than the idling speed N of engine 11A.Then, Xiang Tu
The transfer of step ST28 shown in 7.
In step ST28, ECU21 automatically engages clutch 12 by controlling clutch actuator 25.As a result,
As shown in time T12~T13 of Fig. 8, the input shaft rotating speed of the input shaft 13b of step change transmission 13 is increased to and engine 11
The revolving speed of rotary shaft is synchronous.
Then, it is shifted to step ST29 shown in Fig. 7.Here, about step ST29, ST30, respectively with the first embodiment party
Step ST9, ST10 of formula is identical, and and the description is omitted.In addition, in the input of input shaft 13b in the same manner as first embodiment
Axis revolving speed reaches predetermined value N2Before and in the case that gear is switched to other than neutral gear from neutral gear, turn at this moment to step ST31
It moves.
In step ST31, ECU21 automatically makes the separation of clutch 12 (in Fig. 8 by controlling clutch actuator 25
For time T13).That is, the input shaft rotating speed in the input shaft 13b of step change transmission 13 reaches predetermined value N2, specifically for example
Greater than 0 and it is less than idling speed NAPredetermined value N2Stage, clutch 12 is automatically separated.Then, it is shifted to step ST32.
In step ST32, the triggering for keeping clutch 12 isolated of ECU21 determination step ST31 is in step ST29, ST30
Which.Also, the triggering is not (step in the case where input shaft rotating speed other than gear is neutral gear, i.e.
ST32: no), it is shifted to subsequent steps ST34.On the other hand, in the feelings that the triggering for keeping clutch 12 isolated is input shaft rotating speed
Under condition (step ST32: yes), ECU21 and step ST30 be carried out similarly gear whether be neutral gear judgement (step ST33).
In the case where gear is neutral gear (step ST33: yes), continue the determination processing of step ST33.It is cut in gear
In the case where being changed to other than neutral gear (step ST33: no), shifted to step ST34.
In step ST34, the engine 11 that ECU21 rotates rotary shaft by MG18 with scheduled revolving speed makes it
Start fuel injection and igniting, engine 11 is thus made to restart and start independent operation.
Then, ECU21 successively executes the processing of step ST35, ST36.In step ST35, ECU21 will come from clutch
The judgement of the on/off of the output signal of pedal sensor 22 is executed repeatedly until the output signal becomes and disconnects.Step
ST36 is identical as the step ST14 of first embodiment.ECU21 makes clutch 12 be time T15 shown in Fig. 8 at the time of engagement
At the time of.Also, as shown in after time T15, the input shaft rotating speed of the input shaft 13b of step change transmission 13 rises to and exports
The synchronous revolving speed of the output shaft revolving speed of axis 13c.In this way, N coasting drive terminates.By step ST34 shown in Fig. 7~
ST36 carries out coast finishing control.
Second embodiment of the present invention from the description above is shifted travelling from N coasting drive to engine
When, during the motoring of the engine 11 based on MG18, engage clutch 12 at least 1 time.Thereby, it is possible to make and start
The revolving speed of the input shaft 13b of the step change transmission 13 of the rotary shaft linkage of machine 11 is greater than 0 when N coasting drive.Therefore, energy
Access effect same as first embodiment.Moreover, gear be neutral gear other than at the time of and input shaft 13b input
Axis revolving speed is predetermined value N2Any moment at the time of above, clutch 12 are automatically separated.Therefore, clutch 12 will not become
Always the state engaged, therefore can reduce a possibility that driver feels discomfort, it is able to suppress the decline of driving.
More than, although specifically illustrating embodiments of the present invention, the present invention is not limited to above-mentioned embodiment party
Formula is able to carry out various modifications based on the technical idea of the invention.For example, the numerical value enumerated in the above-described embodiment is only
It is but example, also can according to need and use different numerical value.
Description of symbols
1,2 vehicle
11 engines
12 clutches
13 step change transmissions (MT)
13b input shaft
13c output shaft
14 starters
17 gear shift operation portions
18 motor generators (MG)
21 ECU
26 shift sensors
31 clutch pedals
Claims (3)
1. a kind of controller of vehicle, controls vehicle,
The vehicle has:
Power source；
Speed changer, the selection of the gear that can be carried out and the manual operation by driver select speed change grade, and can
Speed change is carried out to the driving force inputted from the power source and is exported；
Clutch is transmitted the power via the speed changer between the power source and driving wheel and engaging or separate
Path connection or cutting；And
Clutch pedal can switch the engagement and separation of the clutch according to operating by the driver,
In the state that the state and the clutch that the gear is neutral gear are engagement, the vehicle stops the power source
And continue to travel,
The controller of vehicle is characterized in that,
The controller of vehicle has control unit, and described control unit carries out control as follows: by depressing the clutch
After device pedal has input the starting control for by the instruction of the clutch separation and starting the power source, make the clutch
Automatic engagement, in the case where the selection of the gear becomes the state other than neutral gear or the input shaft of the speed changer turns
In the case that speed becomes predetermined value or more, by the clutch separation.
2. controller of vehicle according to claim 1, which is characterized in that
The vehicle has the motor that can make the mover starts, and described control unit carries out control as follows: inputting
By the instruction of the clutch separation and after performing the separation of the clutch, the power made by the motor
Source starts, and in the case where the state for being selected as neutral gear of the gear, the clutch is made to be automatically engaged at least one
It is secondary.
3. controller of vehicle according to claim 1, which is characterized in that
The vehicle has the motor that can make the power source movement, and described control unit carries out control as follows: working as input
When by the instruction of the clutch separation, the power source is acted by the motor, in the gear becomes neutral gear
In the case where state in addition, make the power source independent operation.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015040615A JP6455231B2 (en) | 2015-03-02 | 2015-03-02 | Vehicle control device |
| JP2015-040615 | 2015-03-02 |
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| Publication Number | Publication Date |
|---|---|
| CN105936263A CN105936263A (en) | 2016-09-14 |
| CN105936263B true CN105936263B (en) | 2018-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610069039.8A Active CN105936263B (en) | 2015-03-02 | 2016-02-01 | Controller of vehicle |
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| Country | Link |
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| JP (1) | JP6455231B2 (en) |
| CN (1) | CN105936263B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3070192B1 (en) * | 2017-08-18 | 2019-08-16 | Psa Automobiles Sa | METHOD FOR LEARNING A DOUBLE CLUTCH GEARBOX ACTUATOR OF A HYBRID VEHICLE |
| CN107627843A (en) * | 2017-08-30 | 2018-01-26 | 北京新能源汽车股份有限公司 | Reminding method, device and the automobile that a kind of clutch is trampled |
Citations (3)
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|---|---|---|---|---|
| CN101397013A (en) * | 2008-11-12 | 2009-04-01 | 同济大学 | Hybrid vehicle power control system and drive intention recognition and operation method thereof |
| CN102910169A (en) * | 2012-07-21 | 2013-02-06 | 北京工业大学 | Vehicle starting-up control method capable of reducing oil consumption |
| CN203979296U (en) * | 2014-07-24 | 2014-12-03 | 广东戈兰玛汽车***有限公司 | A kind of AMT automatic transmission case system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2956585B2 (en) * | 1996-06-04 | 1999-10-04 | 三菱自動車工業株式会社 | Transmission control device for vehicle transmission |
| JP4661823B2 (en) * | 2007-04-16 | 2011-03-30 | 日産自動車株式会社 | Engine control device |
| DE102007024363A1 (en) * | 2007-05-24 | 2008-11-27 | Zf Friedrichshafen Ag | Method for controlling a drive train of a motor vehicle |
| JP2012172578A (en) * | 2011-02-21 | 2012-09-10 | Toyota Motor Corp | Vehicle control device |
| JP2012187962A (en) * | 2011-03-09 | 2012-10-04 | Toyota Motor Corp | Vehicle control device |
| JP5614385B2 (en) * | 2011-08-03 | 2014-10-29 | トヨタ自動車株式会社 | Automatic stop and start device for in-vehicle internal combustion engine |
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2015
- 2015-03-02 JP JP2015040615A patent/JP6455231B2/en active Active
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101397013A (en) * | 2008-11-12 | 2009-04-01 | 同济大学 | Hybrid vehicle power control system and drive intention recognition and operation method thereof |
| CN102910169A (en) * | 2012-07-21 | 2013-02-06 | 北京工业大学 | Vehicle starting-up control method capable of reducing oil consumption |
| CN203979296U (en) * | 2014-07-24 | 2014-12-03 | 广东戈兰玛汽车***有限公司 | A kind of AMT automatic transmission case system |
Also Published As
| Publication number | Publication date |
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| JP2016161051A (en) | 2016-09-05 |
| JP6455231B2 (en) | 2019-01-23 |
| CN105936263A (en) | 2016-09-14 |
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