KR890007943A - 자동차용 서스펜션제어장치 - Google Patents

자동차용 서스펜션제어장치 Download PDF

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Publication number
KR890007943A
KR890007943A KR1019880014320A KR880014320A KR890007943A KR 890007943 A KR890007943 A KR 890007943A KR 1019880014320 A KR1019880014320 A KR 1019880014320A KR 880014320 A KR880014320 A KR 880014320A KR 890007943 A KR890007943 A KR 890007943A
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South Korea
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distance
target value
vehicle
wheel
determining
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KR1019880014320A
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English (en)
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KR920004520B1 (ko
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마사오 아다치
모토히사 후나바시
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미타 가츠시게
가부시키가이샤 히타치세이사쿠쇼
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Publication of KR890007943A publication Critical patent/KR890007943A/ko
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Publication of KR920004520B1 publication Critical patent/KR920004520B1/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G21/00—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces
    • B60G21/08—Interconnection systems for two or more resiliently-suspended wheels, e.g. for stabilising a vehicle body with respect to acceleration, deceleration or centrifugal forces characterised by use of gyroscopes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—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
    • B60G17/06—Characteristics of dampers, e.g. mechanical dampers
    • B60G17/08—Characteristics of fluid dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G17/00—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
    • 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
    • B60G17/016—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 their responsiveness, when the vehicle is travelling, to specific motion, a specific condition, or driver input
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/10—Independent suspensions
    • B60G2200/13—Independent suspensions with longitudinal arms only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2200/00—Indexing codes relating to suspension types
    • B60G2200/10—Independent suspensions
    • B60G2200/13—Independent suspensions with longitudinal arms only
    • B60G2200/132—Independent suspensions with longitudinal arms only with a single trailing arm
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2202/00—Indexing codes relating to the type of spring, damper or actuator
    • B60G2202/10—Type of spring
    • B60G2202/11—Leaf spring
    • B60G2202/114—Leaf spring transversally arranged
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/10—Mounting of suspension elements
    • B60G2204/12—Mounting of springs or dampers
    • B60G2204/121—Mounting of leaf springs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/40—Auxiliary suspension parts; Adjustment of suspensions
    • B60G2204/41—Elastic mounts, e.g. bushings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
    • B60G2204/83—Type of interconnection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2204/00—Indexing codes related to suspensions per se or to auxiliary parts
    • B60G2204/80—Interactive suspensions; arrangement affecting more than one suspension unit
    • B60G2204/83—Type of interconnection
    • B60G2204/8302—Mechanical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/10—Acceleration; Deceleration
    • B60G2400/104—Acceleration; Deceleration lateral or transversal with regard to vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2400/00—Indexing codes relating to detected, measured or calculated conditions or factors
    • B60G2400/10—Acceleration; Deceleration
    • B60G2400/106—Acceleration; Deceleration longitudinal with regard to vehicle, e.g. braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2500/00—Indexing codes relating to the regulated action or device
    • B60G2500/30—Height or ground clearance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2600/00—Indexing codes relating to particular elements, systems or processes used on suspension systems or suspension control systems
    • B60G2600/22—Magnetic elements
    • B60G2600/26—Electromagnets; Solenoids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/01—Attitude or posture control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/01—Attitude or posture control
    • B60G2800/012—Rolling condition
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60G—VEHICLE SUSPENSION ARRANGEMENTS
    • B60G2800/00—Indexing codes relating to the type of movement or to the condition of the vehicle and to the end result to be achieved by the control action
    • B60G2800/01—Attitude or posture control
    • B60G2800/014—Pitch; Nose dive

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vehicle Body Suspensions (AREA)

Abstract

내용 없음

Description

자동차용 서스펜션 제어장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본원 발명의 일실시예에 의한 자동차의 액티브서스펜션 제어시스템을 설명하기 위한 블록도.
제2도는 제1도의 액티브서스펜션 제어시스템의 서스펜션부의 실시예의 상세도.
제3A도, 제3B도는 차체의 자세변화량에 대한 댐퍼스트로크 변화량의 관계를 나타내는 도면.
제4도는 자세변화원인의 분류순서를 나타내는 플로차트.
제5도는 액튜에이터의 공기실의 공기량 제어의 플로차트.

Claims (8)

  1. 자동차의 피칭각 및 롤링각중 최소한 하나를 검출하는 수단과, 각 차륜마다 배치되어 각 차륜과 차체간의 거리의 상대변위량을 검출하는 수단과, 검출된 상기피칭각과 상기 롤링각과 상기 거리의 변위량에 의하여, 피칭 및 롤링의 원인을 미리 분류한 원인군중에서 판별하는 수단과, 판별된 상기 원인과 상기 거리의 변위량에 의하여 각 차륜과 차체간의 거리의 목표치를 결정하는 수단과, 각 차륜과 차체간의 거리를 상기 목표치가 되도록 조정하는 수단으로 이루어지는 각 차륜에 배치된 스프링과 댐퍼와의 조함을 가진 자동차용 서스펜션 제어장치.
  2. 제1항에 있어서, 상기 판별하는 수단은 상기 검출수단으로부터의 피칭각과 폴링각과 상기 거리의 변위량을 독해하는 수단과, 상기 독해한 피칭각과 거리의 변위량이 피칭각과 거리의 변화량의 값을 2원파라미터로 하는 좌표의 어느 영역인가를 결정하는 수단과, 상기 독해된 롤링각과 거리의 변위량이 롤링각과 거리의 변화량의 값을 2원파라미터로 하는 좌표의 어느 영역인가를 결정하는 수단과, 상기 양 영역을 결정하는 수단으로 결정된 영역에 의하여 그 영역에 대응하는 원인을 미리 분류한 원인군중에서 판별하는 수단을 가진 자동차용 서스펜션 제어장치.
  3. 제2항에 있어서, 상기 목표치를 결정하는 수단은 상기 판별된 원인에 따라서 상이한 상기 목표치를 연산하는 수단을 가진 자동차용 서스펜션 제어장치.
  4. 제3항에 있어서, 상기 각 영역을 결정하는 수단은 각기 영역Ⅰ, 영역Ⅱ 및 그들 이외의 영역Ⅲ에 상기 좌표를 분할하는 수단을 가지며, 상기 판별하는 수단은 영역Ⅰ을 자동차의 동작변화를 원인으로 하는 영역에 대응시키고, 상기 영역Ⅱ를 노면의 높이의 변화를 원인으로 하는 영역에 대응시키도록 분류하는 수단을 가지며, 상기 목표치를 조정하는 수단은 상기 영역Ⅰ 또는 Ⅱ이라고 결정된 경우에 상기 영역Ⅰ 및 Ⅱ를 위한 각기 상이한 목표치 결정식에 의해 목표치를 연산하는 자동차용 서스펜션 제어장치.
  5. 제4항에 있어서, 상기 거리를 목표치로 조정하는 수단은 에어콤프레서와, 이 에어콤프레서로부터의 압축공기의 흐름을 제어하는 밸브와, 각 차륜과 차체와의 사이에 배치되어 공기의 출입에 의해 그 차체의 높이를 바꾸어 차륜과 차체와의 사이의 거리를 변경하는 액튜에이터를 포함하며, 상기 목표치를 결정하는 수단으로부터의 목표치에 따라서 상기 밸브의 개폐가 제어되는 자동차용 서스펜션 제어장치.
  6. 제5항에 있어서, 상기 각 차륜과 차체간의 거리의 상대변화를 검출하는 수단은 상기 댐퍼의 스트로크 방향의 변위량을 검출하는 센서인 자동차용 서스펜션 제어장치.
  7. 제6항에 있어서, 상기 피칭각 및 상기 롤링각을 검출하는 수단은 각기 자이로자세센서인 자동차용 서스펜션 제어장치.
  8. 제6항에 있어서, 상기 피칭각 및 롤링각을 검출하는 수단은 각각 가속도 센서와, 이 가속도 센서의 출력으로부터 자동차의 자세변위방향을 연산하는 수단을 포함하는 자동차용 서스펜션 제어장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880014320A 1987-11-05 1988-11-01 자동차용 서스펜션 제어장치 KR920004520B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62279875A JPH01122716A (ja) 1987-11-05 1987-11-05 自動車のアクティブサスペンション制御方式
JP62-279875 1987-11-05

Publications (2)

Publication Number Publication Date
KR890007943A true KR890007943A (ko) 1989-07-06
KR920004520B1 KR920004520B1 (ko) 1992-06-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880014320A KR920004520B1 (ko) 1987-11-05 1988-11-01 자동차용 서스펜션 제어장치

Country Status (5)

Country Link
US (1) US5058017A (ko)
EP (1) EP0318713B1 (ko)
JP (1) JPH01122716A (ko)
KR (1) KR920004520B1 (ko)
DE (1) DE3875082T2 (ko)

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KR20030026550A (ko) * 2001-09-26 2003-04-03 주식회사 만도 차량의 피칭 제어 방법

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JPH01122716A (ja) 1989-05-16
EP0318713A1 (en) 1989-06-07
DE3875082T2 (de) 1993-02-25
DE3875082D1 (de) 1992-11-05
EP0318713B1 (en) 1992-09-30
US5058017A (en) 1991-10-15
KR920004520B1 (ko) 1992-06-08

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