KR102590005B1 - 차량 기동 중 차량의 모션 상태를 추정하는 방법 - Google Patents
차량 기동 중 차량의 모션 상태를 추정하는 방법 Download PDFInfo
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- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/17—Using electrical or electronic regulation means to control braking
- B60T8/172—Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
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- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
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- B60G17/015—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements
- B60G17/0195—Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load the regulating means comprising electric or electronic elements characterised by the regulation being combined with other vehicle control systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
- B60T8/32—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
- B60T8/88—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
- B60T8/885—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means using electrical circuitry
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- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
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- B60T8/00—Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force
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- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60Y2200/40—Special vehicles
- B60Y2200/41—Construction vehicles, e.g. graders, excavators
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- Engineering & Computer Science (AREA)
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- Automation & Control Theory (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Regulating Braking Force (AREA)
Abstract
Description
도 1은 차량 기동을 개략적으로 도시한 도면이다.
도 2는 트랙터와 세미 트레일러 결합 차량의 예를 나타낸다.
도 3은 트랙터 차량을 개략적으로 도시한 도면이다.
도 4는 방법을 예시하는 흐름도이다.
도 5는 제어 유닛을 개략적으로 도시한다.
도 6은 컴퓨터 프로그램 제품의 예를 나타낸다.
Claims (20)
- 차량(110, 210)에서 차량 기동 중 차량 위치를 포함하는 차량 모션 상태를 추정하는 방법으로서,
차량 기동의 시작을 나타내는 트리거 신호를 획득하는 단계(S1),
감소된 제동을 포함하는 자유 회전 상태에 있는 차량의 휠의 서브 세트를 선택하는 단계(S2),
자유 회전 상태 또는 감소된 제동 상태에 있는 휠의 서브세트의 회전과 관련된 하나 이상의 파라미터를 측정하는 단계(S5) 및
측정된 파라미터에 기초하여 차량의 모션 상태를 추정하는 단계(S6)를 포함하는, 방법. - 제1항에 있어서,
차량 기동은 차량의 최대 감속 용량 미만으로 차량의 제어된 감속을 필요로 하는 안전 정지 기동인, 방법. - 제1항에 있어서,
차량 기동은 센서 보정 기동이고, 이에 의해 차량의 하나 이상의 센서 시스템은 추정된 모션 상태 데이터에 대해 보정되도록 배열되는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
휠의 서브세트가 선택된 휠 액슬(230) 상의 휠로서 선택되는(S21), 방법. - 제4항에 있어서,
선택된 휠 액슬(230)은 차량의 다른 휠 액슬에 비해 수직 하중이 가장 적은 휠 액슬인, 방법. - 제4항에 있어서,
선택된 휠 액슬(230)은 리프트 가능한 휠 액슬이고,
파라미터를 측정하기 전에 리프트 가능한 휠 액슬을 낮추는 단계(S3)를 포함하는, 방법. - 제4항에 있어서,
선택된 휠 액슬은 차량(110, 210)의 하나 이상의 다른 액슬에 비해 낮은 회전 관성과 관련된 휠 액슬인, 방법. - 제4항에 있어서,
선택된 액슬(230)과 관련된 서스펜션 공기압을 양만큼 조정하는 단계(S4)를 포함하는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
휠의 서브세트는 차량의 상이한 휠 액슬 및 차량(240a, 240b)의 상이한 측면으로부터 선택되는(S22), 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
휠의 서브세트에 포함된 휠이 차량 안정성에 따라 선택되고(S23), 이에 의해 휠의 서브세트가 기동 시나리오에 따라 차량 안정성에 수용 가능한 영향을 제공하도록 선택되는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
휠의 서브세트가 단일 휠로서 선택되는(S24), 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 차량 모션 상태는, 글로벌 또는 상대 위치 좌표, 차량 방향, 차량 궤적 곡률, 차량 종방향 속도, 차량 종방향 가속도 및 차량 요율 중 어느 하나를 포함하는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
추정된 모션 상태 및 따라야 할 선호하는 기동 트랙에 기초하여 조작을 실행하도록 차량(110)을 제어하는 단계(S7)를 포함하는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
기동을 위한 선호되는 감속 값에 대해 상기 모션 상태의 감속 값을 검증하는 단계(S8)를 포함하는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
측정된 파라미터 및 차량과 관련하여 획득된 가속도계 데이터에 기초하여 도로 제방 기울기 및/또는 도로 경사를 추정하는 단계(S9)를 더 포함하는, 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 선택된 자유 회전 휠과 제동력 또는 가속력이 인가된 다른 휠의 회전특성을 비교하여 도로마찰계수를 추정하는 단계(S10)를 더 포함하는, 방법. - 삭제
- 프로그램 제품이 컴퓨터 상에서 실행될 때 제1항 내지 제3항 중 어느 한 항의 단계를 수행하기 위한 프로그램 코드 수단을 포함하는 컴퓨터 프로그램을 포함하는 컴퓨터 판독가능 매체.
- 제1항 내지 제3항 중 어느 한 항에 따른 방법의 단계들을 수행하도록 구성되는, 차량 기동 동안 차량 운동 상태를 추정하기 위한 제어 유닛.
- 제19항에 따른 제어 유닛을 포함하는 차량(110).
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PCT/EP2019/055774 WO2020177873A1 (en) | 2019-03-07 | 2019-03-07 | A method for estimating vehicle motion state during a vehicle maneuver |
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KR102590005B1 true KR102590005B1 (ko) | 2023-10-17 |
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EP (1) | EP3934947B1 (ko) |
JP (1) | JP7354272B2 (ko) |
KR (1) | KR102590005B1 (ko) |
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DE102022134145A1 (de) * | 2022-12-20 | 2024-06-20 | Zf Cv Systems Global Gmbh | Verfahren zum Approximieren eines Reibwerts |
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JP2016060219A (ja) * | 2014-09-12 | 2016-04-25 | アイシン精機株式会社 | 車両位置検出装置 |
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SE518551C2 (sv) * | 2000-02-14 | 2002-10-22 | Scania Cv Ab | Anordning för att uppskatta friktionsnivån mellan ett fordons hjul och markunderlag |
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US6840098B2 (en) | 2003-01-27 | 2005-01-11 | Donald R. Halliday | Roadway friction tester and method |
FR2862265B1 (fr) * | 2003-11-13 | 2006-01-06 | Renault Sas | Procede de controle de la deceleration d'un vehicule a roues, utilisant des couples de freinage repartis a dissymetrie bornee |
DE102004040757A1 (de) * | 2003-12-12 | 2005-07-28 | Continental Teves Ag & Co. Ohg | Verfahren zur Ermittlung der Fahrzeugreferenzgeschwindigkeit für Allradfahrzeuge mit einer Motorschleppmomentenregelung und einer elektronisch gesteuerten Mittenkupplung |
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2019
- 2019-03-07 US US17/435,986 patent/US20220176923A1/en active Pending
- 2019-03-07 WO PCT/EP2019/055774 patent/WO2020177873A1/en unknown
- 2019-03-07 CN CN201980093384.7A patent/CN113518737B/zh active Active
- 2019-03-07 KR KR1020217030029A patent/KR102590005B1/ko active Active
- 2019-03-07 JP JP2021552955A patent/JP7354272B2/ja active Active
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EP3934947C0 (en) | 2023-06-07 |
KR20210135526A (ko) | 2021-11-15 |
EP3934947B1 (en) | 2023-06-07 |
CN113518737B (zh) | 2024-01-16 |
CN113518737A (zh) | 2021-10-19 |
US20220176923A1 (en) | 2022-06-09 |
JP2022533507A (ja) | 2022-07-25 |
WO2020177873A1 (en) | 2020-09-10 |
JP7354272B2 (ja) | 2023-10-02 |
EP3934947A1 (en) | 2022-01-12 |
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