GB202115652D0 - Electric power steering torque compensation - Google Patents

Electric power steering torque compensation

Info

Publication number
GB202115652D0
GB202115652D0 GBGB2115652.6A GB202115652A GB202115652D0 GB 202115652 D0 GB202115652 D0 GB 202115652D0 GB 202115652 A GB202115652 A GB 202115652A GB 202115652 D0 GB202115652 D0 GB 202115652D0
Authority
GB
United Kingdom
Prior art keywords
electric power
power steering
steering torque
torque compensation
compensation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GBGB2115652.6A
Other versions
GB2604690A (en
GB2604690B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motional AD LLC
Original Assignee
Motional AD LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Motional AD LLC filed Critical Motional AD LLC
Publication of GB202115652D0 publication Critical patent/GB202115652D0/en
Publication of GB2604690A publication Critical patent/GB2604690A/en
Application granted granted Critical
Publication of GB2604690B publication Critical patent/GB2604690B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0457—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by control features of the drive means as such
    • B62D5/046—Controlling the motor
    • B62D5/0463—Controlling the motor calculating assisting torque from the motor based on driver input
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
    • B62D1/24—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted
    • B62D1/28—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted non-mechanical, e.g. following a line or other known markers
    • B62D1/283—Steering controls, i.e. means for initiating a change of direction of the vehicle not vehicle-mounted non-mechanical, e.g. following a line or other known markers for unmanned vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D15/00—Steering not otherwise provided for
    • B62D15/02—Steering position indicators ; Steering position determination; Steering aids
    • B62D15/025—Active steering aids, e.g. helping the driver by actively influencing the steering system after environment evaluation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
    • B62D6/002—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B13/00—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion
    • G05B13/02—Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
    • 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
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W2050/0001—Details of the control system
    • B60W2050/0019—Control system elements or transfer functions
    • B60W2050/0022—Gains, weighting coefficients or weighting functions
    • B60W2050/0024—Variable gains
    • 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
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W2050/0062—Adapting control system settings
    • B60W2050/0075—Automatic parameter input, automatic initialising or calibrating means
    • 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
    • B60W2556/00—Input parameters relating to data
    • B60W2556/45—External transmission of data to or from the vehicle

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Medical Informatics (AREA)
  • Software Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Traffic Control Systems (AREA)
  • Steering Control In Accordance With Driving Conditions (AREA)
GB2115652.6A 2019-01-29 2020-01-29 Electric power steering torque compensation Active GB2604690B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962798419P 2019-01-29 2019-01-29
DKPA201970163A DK180545B1 (en) 2019-01-29 2019-03-14 Electric power steering torque compensation
GB2017176.5A GB2585318B (en) 2019-01-29 2020-01-29 Electric power steering torque compensation

Publications (3)

Publication Number Publication Date
GB202115652D0 true GB202115652D0 (en) 2021-12-15
GB2604690A GB2604690A (en) 2022-09-14
GB2604690B GB2604690B (en) 2023-06-14

Family

ID=71898693

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2017176.5A Active GB2585318B (en) 2019-01-29 2020-01-29 Electric power steering torque compensation
GB2115652.6A Active GB2604690B (en) 2019-01-29 2020-01-29 Electric power steering torque compensation

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB2017176.5A Active GB2585318B (en) 2019-01-29 2020-01-29 Electric power steering torque compensation

Country Status (5)

Country Link
KR (2) KR102223836B1 (en)
CN (2) CN115071811A (en)
DE (1) DE112020000572T5 (en)
DK (1) DK180545B1 (en)
GB (2) GB2585318B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230192036A1 (en) * 2021-12-22 2023-06-22 Motional Ad Llc Acoustic emission based device control
JPWO2023139633A1 (en) 2022-01-18 2023-07-27

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3580860B2 (en) * 1994-07-18 2004-10-27 富士重工業株式会社 Automatic steering device
US6625530B1 (en) * 2000-11-06 2003-09-23 Delphi Technologies, Inc. Feed forward—feed back control for steer-by-wire system
ES2314251T3 (en) * 2002-07-31 2009-03-16 Daimler Ag PROCEDURE FOR THE DETERMINATION OF THE FORCE TORQUE OF A STEERING WHEEL.
JP4294389B2 (en) * 2003-06-18 2009-07-08 本田技研工業株式会社 Vehicle steering system
JP4483330B2 (en) * 2004-02-16 2010-06-16 株式会社ジェイテクト Electric power steering device
JP2007326499A (en) * 2006-06-08 2007-12-20 Toyota Motor Corp Steering device
JP4419997B2 (en) * 2006-08-28 2010-02-24 トヨタ自動車株式会社 Electric power steering device
WO2010073400A1 (en) * 2008-12-26 2010-07-01 トヨタ自動車株式会社 Driving support system of vehicle
KR101604093B1 (en) * 2009-11-11 2016-03-16 엘지이노텍 주식회사 Sensor correcting device for turning of a track vihicles
JP5365607B2 (en) * 2010-11-10 2013-12-11 トヨタ自動車株式会社 Steering device
KR101924497B1 (en) * 2011-09-06 2018-12-04 현대모비스 주식회사 Apparatus for maintaining traffic lane and method thereof
GB201118620D0 (en) * 2011-10-27 2011-12-07 Jaguar Cars Improvements in closed loop EPAS system
JP2013193490A (en) * 2012-03-16 2013-09-30 Nsk Ltd Electric power steering device
KR101954058B1 (en) * 2012-09-03 2019-03-05 현대모비스 주식회사 Apparatus and Method for Calculating Compensation Torque
KR101539081B1 (en) * 2014-05-28 2015-07-24 현대모비스 주식회사 Apparatus and method of friction compensation for mdps system
JP6578143B2 (en) * 2015-06-30 2019-09-18 日立オートモティブシステムズ株式会社 Power steering device control device and power steering device
JP6515754B2 (en) * 2015-09-08 2019-05-22 トヨタ自動車株式会社 Steering reaction force control device for vehicle
KR20170093493A (en) * 2016-02-05 2017-08-16 주식회사 만도 Steering apparatus for compensating side wind and control method thereof
GB2549328A (en) * 2016-04-15 2017-10-18 Jaguar Land Rover Ltd Vehicle steering system
CN109641618A (en) * 2016-08-26 2019-04-16 日本精工株式会社 The control device of electric power steering apparatus
EP3489114B1 (en) * 2016-11-07 2020-10-21 NSK Ltd. Electric power steering apparatus
JP2018081002A (en) * 2016-11-16 2018-05-24 トヨタ自動車株式会社 Steering simulator
US20180346021A1 (en) * 2017-05-31 2018-12-06 Ford Global Technologies, Llc Methods and apparatus for virtual torsion bar steering controls

Also Published As

Publication number Publication date
CN115071811A (en) 2022-09-20
CN112166068B (en) 2022-06-14
GB2585318A (en) 2021-01-06
GB202017176D0 (en) 2020-12-16
KR20210110558A (en) 2021-09-08
KR102223836B1 (en) 2021-03-08
KR20200133390A (en) 2020-11-27
KR102619281B1 (en) 2023-12-28
GB2604690A (en) 2022-09-14
DK201970163A1 (en) 2020-08-05
CN112166068A (en) 2021-01-01
DE112020000572T5 (en) 2021-12-02
DK180545B1 (en) 2021-06-17
GB2585318B (en) 2021-12-15
GB2604690B (en) 2023-06-14

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