JP6070630B2 - 四輪駆動車両の制御装置 - Google Patents
四輪駆動車両の制御装置 Download PDFInfo
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- JP6070630B2 JP6070630B2 JP2014102878A JP2014102878A JP6070630B2 JP 6070630 B2 JP6070630 B2 JP 6070630B2 JP 2014102878 A JP2014102878 A JP 2014102878A JP 2014102878 A JP2014102878 A JP 2014102878A JP 6070630 B2 JP6070630 B2 JP 6070630B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/348—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed
- B60K17/35—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed including arrangements for suppressing or influencing the power transfer, e.g. viscous clutches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/354—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having separate mechanical assemblies for transmitting drive to the front or to the rear wheels or set of wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K23/0808—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K23/0808—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch
- B60K2023/0816—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch for varying front-rear torque distribution with a central differential
- B60K2023/0833—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch for varying front-rear torque distribution with a central differential for adding torque to the rear wheels
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K2023/085—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles automatically actuated
- B60K2023/0858—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles automatically actuated with electric means, e.g. electro-hydraulic means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2300/00—Purposes or special features of road vehicle drive control systems
- B60Y2300/70—Control of gearings
- B60Y2300/74—Reducing shift shocks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/82—Four wheel drive systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Arrangement And Driving Of Transmission Devices (AREA)
Description
12:エンジン(駆動力源)
14(14L,14R):前輪(主駆動輪)
16(16L,16R):後輪(副駆動輪)
18:変速機(自動変速機)
28:プロペラシャフト(駆動力伝達軸)
36:第1回転部材(他方の断接機構における相対する回転部材)
38:第2回転部材(他方の断接機構における相対する回転部材)
40:フロント側クラッチ(他方の断接機構)
54:カップリング(一方の断接機構、クラッチ)
86:パドルスイッチ(手動変速装置)
88:走行モード選択スイッチ(モード選択装置)
100:電子制御装置(制御装置)
106:クラッチ制御部
Claims (5)
- 主駆動輪へ伝達される駆動力源の動力の一部を四輪駆動走行中に副駆動輪へ伝達する駆動力伝達軸と、前記駆動力伝達軸の前記駆動力源側と前記副駆動輪側とに各々設けられた、前記駆動力源と前記副駆動輪との間の動力伝達経路を断接する2つの断接機構とを備える四輪駆動車両において、前記2つの断接機構が共に解放されたディスコネクト状態を解除するときは、前記2つの断接機構のうちの一方の断接機構を係合に向けて制御した後に、前記2つの断接機構のうちの他方の断接機構を係合するクラッチ制御部を有する、四輪駆動車両の制御装置であって、
前記クラッチ制御部は、前記ディスコネクト状態を解除するときは、前記ディスコネクト状態の解除を判断する複数種類の解除条件に応じて前記駆動力伝達軸の回転速度の上昇勾配を変更するものであり、
前記複数種類の解除条件は、少なくとも、前記上昇勾配を相対的に小とする長時間解除条件と、前記相対的に小とされる前記上昇勾配と比較して前記上昇勾配を相対的に大とする短時間解除条件とであり、
前記長時間解除条件は、前記ディスコネクト状態にて走行する二輪駆動走行中に、前記主駆動輪と前記副駆動輪との間に所定車輪速度差が生じると予測されたとき、或いはアンダーステア状態かオーバーステア状態かの何れかが発生すると予測されたときに成立させられるものであり、
前記短時間解除条件は、前記ディスコネクト状態にて走行する二輪駆動走行中に、前記主駆動輪と前記副駆動輪との間に所定車輪速度差が生じたとき、或いはアンダーステア状態かオーバーステア状態かの何れかが発生したときに成立させられることを特徴とする四輪駆動車両の制御装置。 - 低μ路、登坂路、及び操舵の状態のうちの少なくとも1つに基づいて、前記所定車輪速度差が生じるか否かが予測されるか、或いは前記アンダーステア状態か前記オーバーステア状態かの何れかが発生するか否かが予測されることを特徴とする請求項1に記載の四輪駆動車両の制御装置。
- 前記クラッチ制御部は、前記上昇勾配を相対的に小とする前記一方の断接機構の係合中に、前記短時間解除条件が成立させられた場合には、前記上昇勾配を相対的に大とする前記一方の断接機構の係合に切り替えることを特徴とする請求項1又は2に記載の四輪駆動車両の制御装置。
- 主駆動輪へ伝達される駆動力源の動力の一部を四輪駆動走行中に副駆動輪へ伝達する駆動力伝達軸と、前記駆動力伝達軸の前記駆動力源側と前記副駆動輪側とに各々設けられた、前記駆動力源と前記副駆動輪との間の動力伝達経路を断接する2つの断接機構とを備える四輪駆動車両において、前記2つの断接機構が共に解放されたディスコネクト状態を解除するときは、前記2つの断接機構のうちの一方の断接機構を係合に向けて制御した後に、前記2つの断接機構のうちの他方の断接機構を係合するクラッチ制御部を有する、四輪駆動車両の制御装置であって、
前記四輪駆動車両は、更に、前記駆動力源と前記主駆動輪との間の動力伝達経路に設けられた自動変速機を備えており、
前記クラッチ制御部は、前記ディスコネクト状態を解除するときは、前記ディスコネクト状態の解除を判断する複数種類の解除条件に応じて前記駆動力伝達軸の回転速度の上昇勾配を変更するものであり、
前記複数種類の解除条件は、少なくとも、前記上昇勾配を相対的に小とする長時間解除条件と、前記相対的に小とされる前記上昇勾配と比較して前記上昇勾配を相対的に大とする短時間解除条件とであり、
前記長時間解除条件は、前記ディスコネクト状態にて走行する二輪駆動走行中に、前記自動変速機を手動変速する為の手動変速装置が運転者によって操作されたとき、或いは所定のノーマルモードと比較して前記自動変速機の高車速側のギヤ比が選択され易い所定のスノーモードを選択する為のモード選択装置が運転者によって操作されて前記スノーモードが選択されたときに成立させられるものであり、
前記短時間解除条件は、前記長時間解除条件の成立による前記一方の断接機構の係合中に、前記自動変速機の変速が開始されたと判断されたときに成立させられることを特徴とする四輪駆動車両の制御装置。 - 前記クラッチ制御部は、前記駆動力伝達軸の回転速度が所定回転速度に到達した後に、前記他方の断接機構を係合することを特徴とする請求項1乃至4の何れか1項に記載の四輪駆動車両の制御装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2014102878A JP6070630B2 (ja) | 2014-05-16 | 2014-05-16 | 四輪駆動車両の制御装置 |
US14/708,612 US9376015B2 (en) | 2014-05-16 | 2015-05-11 | Control apparatus for 4WD vehicle |
Applications Claiming Priority (1)
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JP2014102878A JP6070630B2 (ja) | 2014-05-16 | 2014-05-16 | 四輪駆動車両の制御装置 |
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JP2015217810A JP2015217810A (ja) | 2015-12-07 |
JP6070630B2 true JP6070630B2 (ja) | 2017-02-01 |
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JP2014102878A Active JP6070630B2 (ja) | 2014-05-16 | 2014-05-16 | 四輪駆動車両の制御装置 |
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JP (1) | JP6070630B2 (ja) |
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JP5926113B2 (ja) * | 2012-05-15 | 2016-05-25 | Gknドライブラインジャパン株式会社 | 自動車の駆動系装置 |
DE102012020908A1 (de) * | 2012-10-24 | 2014-05-08 | Audi Ag | Verfahren und System zum Betreiben eines Antriebsstrangs eines Kraftwagens |
JP5907142B2 (ja) * | 2013-10-22 | 2016-04-20 | トヨタ自動車株式会社 | 四輪駆動車両の制御装置 |
DE102015016971B4 (de) * | 2015-12-24 | 2019-06-19 | Audi Ag | Verfahren zum Betreiben einer Antriebseinrichtung für ein Kraftfahrzeug sowie entsprechende Antriebseinrichtung |
US10532647B2 (en) | 2016-12-14 | 2020-01-14 | Bendix Commercial Vehicle Systems Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10343677B2 (en) * | 2016-12-14 | 2019-07-09 | Bendix Commercial Vehicle Systems Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10220830B2 (en) | 2016-12-14 | 2019-03-05 | Bendix Commercial Vehicle Systems | Front end motor-generator system and hybrid electric vehicle operating method |
US10479180B2 (en) | 2016-12-14 | 2019-11-19 | Bendix Commercial Vehicle Systems Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10640103B2 (en) | 2016-12-14 | 2020-05-05 | Bendix Commercial Vehicle Systems Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10363923B2 (en) | 2016-12-14 | 2019-07-30 | Bendix Commercial Vehicle Systems, Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10543735B2 (en) | 2016-12-14 | 2020-01-28 | Bendix Commercial Vehicle Systems Llc | Hybrid commercial vehicle thermal management using dynamic heat generator |
US11807112B2 (en) | 2016-12-14 | 2023-11-07 | Bendix Commercial Vehicle Systems Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10308240B2 (en) | 2016-12-14 | 2019-06-04 | Bendix Commercial Vehicle Systems Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10486690B2 (en) | 2016-12-14 | 2019-11-26 | Bendix Commerical Vehicle Systems, Llc | Front end motor-generator system and hybrid electric vehicle operating method |
US10630137B2 (en) | 2016-12-14 | 2020-04-21 | Bendix Commerical Vehicle Systems Llc | Front end motor-generator system and modular generator drive apparatus |
JP2019026151A (ja) * | 2017-08-01 | 2019-02-21 | トヨタ自動車株式会社 | 4輪駆動車両の駆動状態切換装置 |
GB201720471D0 (en) * | 2017-12-08 | 2018-01-24 | Agco Int Gmbh | Utility vehicle braking |
US11221068B2 (en) * | 2018-11-30 | 2022-01-11 | International Engine Intellectual Property Company, Llc | Transmission grade sensor rationality and trim algorithm |
US10889185B2 (en) | 2018-11-30 | 2021-01-12 | Kawasaki Jukogyo Kabushiki Kaisha | Drive switching mechanism of utility vehicle |
JP7243448B2 (ja) * | 2019-05-24 | 2023-03-22 | マツダ株式会社 | 駆動力配分制御装置 |
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2014
- 2014-05-16 JP JP2014102878A patent/JP6070630B2/ja active Active
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- 2015-05-11 US US14/708,612 patent/US9376015B2/en not_active Expired - Fee Related
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JP2015217810A (ja) | 2015-12-07 |
US20150328983A1 (en) | 2015-11-19 |
US9376015B2 (en) | 2016-06-28 |
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