JP7041704B2 - 挙動制御装置及び挙動制御方法 - Google Patents
挙動制御装置及び挙動制御方法 Download PDFInfo
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D1/00—Control of position, course, altitude or attitude of land, water, air or space vehicles, e.g. using automatic pilots
- G05D1/02—Control of position or course in two dimensions
- G05D1/0202—Control of position or course in two dimensions specially adapted to aircraft
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- 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
- B60W20/00—Control systems specially adapted for hybrid vehicles
- B60W20/30—Control strategies involving selection of transmission gear ratio
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- 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
- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/02—Control of vehicle driving stability
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
- B60L15/2009—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed for braking
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- B60W40/08—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 related to drivers or passengers
- B60W40/09—Driving style or behaviour
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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
- B60K1/00—Arrangement or mounting of electrical propulsion units
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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
- 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
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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
- 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
- B60K17/356—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having fluid or electric motor, for driving one or more 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K2001/001—Arrangement or mounting of electrical propulsion units one motor mounted on a propulsion axle for rotating right and left wheels of this axle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/40—Electrical machine applications
- B60L2220/42—Electrical machine applications with use of more than one motor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/10—Vehicle control parameters
- B60L2240/22—Yaw angle
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- 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
- B60W2510/08—Electric propulsion units
- B60W2510/083—Torque
-
- 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
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/14—Yaw
-
- 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
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/30—Wheel torque
-
- 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
- B60W2520/00—Input parameters relating to overall vehicle dynamics
- B60W2520/40—Torque distribution
- B60W2520/403—Torque distribution between front and rear axle
-
- 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
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/14—Yaw
-
- 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
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/40—Torque distribution
- B60W2720/403—Torque distribution between front and rear axle
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- Automation & Control Theory (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Power Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- General Physics & Mathematics (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
[電気自動車の構成]
図1は、電気自動車10の模式図である。電気自動車10は、本発明の車両に相当する。本実施形態の電気自動車10は、左前輪12fl及び右前輪12frを駆動する前輪駆動モータ14、左後輪12rl及び右後輪12rrを駆動する後輪駆動モータ16、前輪駆動モータ14及び後輪駆動モータ16を制御する挙動制御装置18を有している。
図2は、挙動制御装置18のブロック図である。挙動制御装置18は、演算処理装置28及びストレージ30を有している。演算処理装置28は、図示しないCPU等のプロセッサ、RAM等の記録媒体を有している。ストレージ30は、非一時的な有形のコンピュータ可読記録媒体である。
Tf=T×Fzf/(Fzf+Fzr)
Tr=T×Fzr/(Fzf+Fzr)
図3は、挙動制御装置18で行われる挙動制御処理の流れを示すフローチャートである。挙動制御処理は、電気自動車10の起動スイッチがオンであるときに、所定の周期で繰り返し実行される。
従来では、左前輪と右前輪との間、及び、左後輪と右後輪との間に駆動力差を生じさせることにより、車両の挙動を安定させることについて検討が成されてきた。
上記実施形態から把握しうる技術的思想について、以下に記載する。
12r…後輪 14…前輪駆動モータ
16…後輪駆動モータ 18…挙動制御装置
34…目標ヨーレート設定部
40…トルク調停部(駆動トルク配分設定部) 42…駆動モータ制御部
Claims (2)
- 前輪の左右両輪を駆動する1つの前輪駆動モータと、
後輪の左右両輪を駆動する1つの後輪駆動モータと、
を有する車両の挙動制御装置であって、
前記車両の目標ヨーレートを設定する目標ヨーレート設定部と、
前記目標ヨーレートに応じて、前記前輪駆動モータが出力する前輪駆動トルクと前記後輪駆動モータが出力する後輪駆動トルクとの配分を設定し、配分された前記前輪駆動トルク及び前記後輪駆動トルクに基づいて目標前輪駆動トルク及び目標後輪駆動トルクを設定する駆動トルク配分設定部と、
前記目標前輪駆動トルクに基づき前記前輪駆動モータを制御するとともに、前記目標後輪駆動トルクに基づき前記後輪駆動モータを制御する駆動モータ制御部と、
を有し、
前記駆動トルク配分設定部は、
前記前輪駆動トルクに対する前記後輪駆動トルクの配分比が所定の制限値未満である場合には、配分された前記前輪駆動トルクを前記目標前輪駆動トルクに設定し、配分された前記後輪駆動トルクを目標後輪駆動トルクに設定し、
前記前輪駆動トルクに対する前記後輪駆動トルクの配分比が所定の制限値以上である場合には、少なくとも前記後輪と路面との間に制動力を発生させるように前記目標前輪駆動トルク及び前記目標後輪駆動トルクを設定する、挙動制御装置。 - 前輪の左右両輪を駆動する1つの前輪駆動モータと、
後輪の左右両輪を駆動する1つの後輪駆動モータと、
を有する車両の挙動制御方法であって、
前記車両の目標ヨーレートを設定する目標ヨーレート設定ステップと、
前記目標ヨーレートに応じて、前記前輪駆動モータが出力する前輪駆動トルクと前記後輪駆動モータが出力する後輪駆動トルクとの配分を設定し、配分された前記前輪駆動トルク及び前記後輪駆動トルクに基づいて目標前輪駆動トルク及び目標後輪駆動トルクを設定する駆動トルク配分設定ステップと、
前記目標前輪駆動トルクに基づき前記前輪駆動モータを制御するとともに、前記目標後輪駆動トルクに基づき前記後輪駆動モータを制御する駆動モータ制御ステップと、
を有し、
前記駆動トルク配分設定ステップは、
前記前輪駆動トルクに対する前記後輪駆動トルクの配分比が所定の制限値未満である場合には、配分された前記前輪駆動トルクを前記目標前輪駆動トルクに設定し、配分された前記後輪駆動トルクを目標後輪駆動トルクに設定し、
前記前輪駆動トルクに対する前記後輪駆動トルクの配分比が所定の制限値以上である場合には、少なくとも前記後輪と路面との間に制動力を発生させるように前記目標前輪駆動トルク及び前記目標後輪駆動トルクを設定する、挙動制御方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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JP2020043147A JP7041704B2 (ja) | 2020-03-12 | 2020-03-12 | 挙動制御装置及び挙動制御方法 |
US17/196,491 US20210284129A1 (en) | 2020-03-12 | 2021-03-09 | Behavior control apparatus and behavior control method |
CN202110270684.7A CN113391630A (zh) | 2020-03-12 | 2021-03-12 | 行为控制装置及行为控制方法 |
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JP2020043147A JP7041704B2 (ja) | 2020-03-12 | 2020-03-12 | 挙動制御装置及び挙動制御方法 |
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JP2021145485A JP2021145485A (ja) | 2021-09-24 |
JP7041704B2 true JP7041704B2 (ja) | 2022-03-24 |
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US (1) | US20210284129A1 (ja) |
JP (1) | JP7041704B2 (ja) |
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JP2006273311A (ja) | 2005-03-04 | 2006-10-12 | Nissan Motor Co Ltd | 車両の駆動力配分制御装置 |
JP2009278770A (ja) | 2008-05-14 | 2009-11-26 | Toyota Motor Corp | 車両およびその制御方法 |
JP2017178053A (ja) | 2016-03-30 | 2017-10-05 | 三菱自動車工業株式会社 | 車両の走行駆動装置 |
JP2018050388A (ja) | 2016-09-21 | 2018-03-29 | 株式会社Subaru | 車両の駆動力制御装置 |
JP2019062706A (ja) | 2017-09-28 | 2019-04-18 | 株式会社Subaru | 車両の駆動力制御装置 |
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JP4394304B2 (ja) * | 2001-04-24 | 2010-01-06 | 富士重工業株式会社 | 車両運動制御装置 |
JP4396660B2 (ja) * | 2006-05-12 | 2010-01-13 | 三菱自動車工業株式会社 | 車両の旋回挙動制御装置 |
JP4197013B2 (ja) * | 2006-06-28 | 2008-12-17 | トヨタ自動車株式会社 | ハイブリッド車両の制御装置 |
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WO2017073184A1 (ja) * | 2015-10-26 | 2017-05-04 | 三菱電機株式会社 | 車速制御装置 |
JP6604894B2 (ja) * | 2016-04-12 | 2019-11-13 | 日立オートモティブシステムズ株式会社 | 車両制御装置及び方法 |
CN105857304B (zh) * | 2016-05-23 | 2018-11-23 | 武汉理工大学 | 基于四轮驱动汽车力矩分配控制系统 |
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2020
- 2020-03-12 JP JP2020043147A patent/JP7041704B2/ja active Active
-
2021
- 2021-03-09 US US17/196,491 patent/US20210284129A1/en not_active Abandoned
- 2021-03-12 CN CN202110270684.7A patent/CN113391630A/zh active Pending
Patent Citations (5)
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JP2006273311A (ja) | 2005-03-04 | 2006-10-12 | Nissan Motor Co Ltd | 車両の駆動力配分制御装置 |
JP2009278770A (ja) | 2008-05-14 | 2009-11-26 | Toyota Motor Corp | 車両およびその制御方法 |
JP2017178053A (ja) | 2016-03-30 | 2017-10-05 | 三菱自動車工業株式会社 | 車両の走行駆動装置 |
JP2018050388A (ja) | 2016-09-21 | 2018-03-29 | 株式会社Subaru | 車両の駆動力制御装置 |
JP2019062706A (ja) | 2017-09-28 | 2019-04-18 | 株式会社Subaru | 車両の駆動力制御装置 |
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