KR960705699A - 유체압력공급시스템 - Google Patents

유체압력공급시스템 Download PDF

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Publication number
KR960705699A
KR960705699A KR1019960702014A KR19960702014A KR960705699A KR 960705699 A KR960705699 A KR 960705699A KR 1019960702014 A KR1019960702014 A KR 1019960702014A KR 19960702014 A KR19960702014 A KR 19960702014A KR 960705699 A KR960705699 A KR 960705699A
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KR
South Korea
Prior art keywords
circuit
supply system
fluid pressure
control valve
pump
Prior art date
Application number
KR1019960702014A
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English (en)
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KR100426400B1 (ko
Inventor
안소니 하리스 데이빗
Original Assignee
알 모랄
오토모티브 프로덕츠 퍼블릭 리미티드 캄파니
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Priority claimed from GB9416836A external-priority patent/GB9416836D0/en
Application filed by 알 모랄, 오토모티브 프로덕츠 퍼블릭 리미티드 캄파니 filed Critical 알 모랄
Publication of KR960705699A publication Critical patent/KR960705699A/ko
Application granted granted Critical
Publication of KR100426400B1 publication Critical patent/KR100426400B1/ko

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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
    • B62D5/06—Power-assisted or power-driven steering fluid, i.e. using a pressurised fluid for most or all the force required for steering a vehicle
    • B62D5/07—Supply of pressurised fluid for steering also supplying other consumers ; control thereof
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/02—Conjoint control of vehicle sub-units of different type or different function including control of driveline clutches
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
    • 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
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/0021—Generation or control of line pressure
    • F16H61/0025—Supply of control fluid; Pumps therefore
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2006—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means
    • G05D16/2066—Control of fluid pressure characterised by the use of electric means with direct action of electric energy on controlling means using controlling means acting on the pressure source
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
    • F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
    • F16H61/0204—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric for gearshift control, e.g. control functions for performing shifting or generation of shift signal
    • F16H61/0206—Layout of electro-hydraulic control circuits, e.g. arrangement of valves
    • F16H2061/0209—Layout of electro-hydraulic control circuits, e.g. arrangement of valves with independent solenoid valves modulating the pressure individually for each clutch or brake
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
    • F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
    • F16H61/0202—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being electric
    • F16H61/0251—Elements specially adapted for electric control units, e.g. valves for converting electrical signals to fluid signals
    • F16H2061/0253—Details of electro hydraulic valves, e.g. lands, ports, spools or springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Power Steering Mechanism (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

본 발명은 차량의 독립된 기능을 각각 작동시키는 다수의 독립된 유체압력작동회로(A,B,C)에 유체압력공급펌프(10)가 솔레노이드 작동형 유량제어밸브(15)를 통하여 연결되는 차량용의 유체압력공급시스템이다. 검출기(25,26,27,30~35)가 각 회로의 현재작동상태와 유체압력공급상태를 검출하기 위하여 제공되고, 검출기로부터의 신호를 수신하는 전기제어유니트(28) 수단이 각 회로를 관련기능을 작동시키는데 요구되는 최소압력레벨로 유지하기 위하여 유효펌프 흐름을 적당한 회로로 향하도록 제어밸브를 작동시킨다.

Description

유체압력공급시스템
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명에 따른 차량 유체압력공급시스텐의 개요도, 제2~제3도는 제1도에서 보인 시스템의 여러 회로공급조건에 대한 밸브스폴위치를 보인 개요도.

Claims (11)

  1. 차량유체압력공급시스템에 있어서, 이 시스템이 각각 차량의 독립된 기능이 이루어지도록 하는 다수의 독립된 유체압력작동회로에 솔레노이드 작동형 유량제어밸브수단을 통하여 연결된 유체압력공급펌프, 각 회로의 현재작동상태와 유체압력공급상태를 검출하기 위한 수단과, 검출수단으로부터의 신호를 수신하여 각 회로에서 관련된 기능이 이루어지도록 하는데 요구된 적어도 최소압력레벨을 유지하도록 유효펌프흐름이 적당한 회회로 향하도록 제어밸브수단을 작동시키는 전기 제어수단으로 구성됨을 특징으로 하는 유체압력공급시스템.
  2. 청구범위 1항에 있어서, 전기제어수단이 관련차량의 작동필메타를 나타내는 압력을 수심함을 특징으로 하는 공급시스템.
  3. 청구범위 1 또는 2항에 있어서, 각 회로의 유체압력레벨이 상기 최소압력레벨과 만충전상태인 사전에 결정된 최대압력레벨사이로 유지됨을 특징으로 하는 공급시스템.
  4. 청구범위 3항에 있어서, 펌프가 전기모우터로 구동되고 회로가 만충전되었을 때에 전류와 전력을 절약도록 스위치-오프됨을 특징으로 하는 공급시스템.
  5. 청구범위 1~4항의 어느 한 항에 있어서, 전기제어수단이 각 회로의 현재작동상태에 따라서 변호할 수 있는 메모리된 할당회로우선권에 따라서 회로를 유체에 분배함을 특징으로 하는 공급시스템.
  6. 청구범위 1~5항의 어느 한 항에 있어서, 총 시스템요구가 펌프가 각 회로의 최소압력을 유지할 수 없을 정도로 위험한 사전에 결정된 비상레벨에 이르렀을 때에 경보장치가 작동됨을 특징으로 하는 공급시스템.
  7. 청구범위 6항에 있어서, 사전에 결정된 비상요구레벨에 이르렀을 때에 비상회로공급우선권이 각 회로의 현재작동상태에 따라서 할당됨을 특징으로 하는 공급시스템.
  8. 청구범위 1~7항의 어느 한 항에 있어서, 회로에 대한 흐름이 높은 요구시기에 유체보충을 요구하는 각 주어진 회로가 주어진 회로를 만충전토록 펌프에 의하여 요구된 시간중 사전에 결정된 부분시간동안 펌프에 연결되는 “펌프연결시간” 개념으로 할당됨을 특징으로 하는 공급시스템.
  9. 청구범위 1~8항의 어느 한 항에 있어서, 제어밸브수단이 직선형의 솔레노이드 작동형 제어밸브로 구성됨을 특징으로 하는 공급시스템.
  10. 청구범위 1~8항의 어느 한 항에 있어서, 제어밸브사단이 밸브의 둘레에 포트가 방사상으로 배치된 회전형의 솔레노이드 작동형 제어밸브로 구성됨을 특징으로 하는 공급시스템.
  11. 본문에 상술하고 예시한 바와 같이 구성된 차량 유체압력공급시스템.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019960702014A 1994-08-19 1995-08-18 차량용유압공급장치 KR100426400B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9416836A GB9416836D0 (en) 1994-08-19 1994-08-19 Fluid pressure supply system
GB9416836.6 1994-08-19

Publications (2)

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KR960705699A true KR960705699A (ko) 1996-11-08
KR100426400B1 KR100426400B1 (ko) 2004-06-24

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8485943B2 (en) 2011-02-17 2013-07-16 GM Global Technology Operations LLC Vehicle fluid pressure control

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5509383A (en) * 1991-02-20 1996-04-23 Itt Automotive Europe Gmbh Hydraulic unit

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