DE602005006951D1 - Schaltung und Verfahren für eine hydraulische Steuerung - Google Patents

Schaltung und Verfahren für eine hydraulische Steuerung

Info

Publication number
DE602005006951D1
DE602005006951D1 DE602005006951T DE602005006951T DE602005006951D1 DE 602005006951 D1 DE602005006951 D1 DE 602005006951D1 DE 602005006951 T DE602005006951 T DE 602005006951T DE 602005006951 T DE602005006951 T DE 602005006951T DE 602005006951 D1 DE602005006951 D1 DE 602005006951D1
Authority
DE
Germany
Prior art keywords
circuit
hydraulic control
hydraulic
control
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.)
Active
Application number
DE602005006951T
Other languages
English (en)
Inventor
Jin Wook Kim
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.)
Volvo Construction Equipment AB
Original Assignee
Volvo Construction Equipment AB
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 Volvo Construction Equipment AB filed Critical Volvo Construction Equipment AB
Publication of DE602005006951D1 publication Critical patent/DE602005006951D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
    • F15B19/005—Fault detection or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/042—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in"
    • F15B11/0423—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the feed line, i.e. "meter in" by controlling pump output or bypass, other than to maintain constant speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/042—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure
    • F15B13/043—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves
    • F15B13/0433—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor operated by fluid pressure with electrically-controlled pilot valves the pilot valves being pressure control valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • F15B21/087—Control strategy, e.g. with block diagram
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B2013/0409—Position sensing or feedback of the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20546—Type of pump variable capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/25—Pressure control functions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3116—Neutral or centre positions the pump port being open in the centre position, e.g. so-called open centre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3144—Directional control characterised by the positions of the valve element the positions being continuously variable, e.g. as realised by proportional valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/329—Directional control characterised by the type of actuation actuated by fluid pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6309—Electronic controllers using input signals representing a pressure the pressure being a pressure source supply pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6306—Electronic controllers using input signals representing a pressure
    • F15B2211/6316—Electronic controllers using input signals representing a pressure the pressure being a pilot pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/634—Electronic controllers using input signals representing a state of a valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/665—Methods of control using electronic components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Operation Control Of Excavators (AREA)
DE602005006951T 2004-12-07 2005-04-08 Schaltung und Verfahren für eine hydraulische Steuerung Active DE602005006951D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020040102232A KR100641393B1 (ko) 2004-12-07 2004-12-07 유압제어회로 및 유압제어방법

Publications (1)

Publication Number Publication Date
DE602005006951D1 true DE602005006951D1 (de) 2008-07-03

Family

ID=35759824

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005006951T Active DE602005006951D1 (de) 2004-12-07 2005-04-08 Schaltung und Verfahren für eine hydraulische Steuerung

Country Status (6)

Country Link
US (1) US7252030B2 (de)
EP (1) EP1669613B1 (de)
JP (1) JP4231029B2 (de)
KR (1) KR100641393B1 (de)
CN (1) CN100383406C (de)
DE (1) DE602005006951D1 (de)

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US7518523B2 (en) * 2007-01-05 2009-04-14 Eaton Corporation System and method for controlling actuator position
US7905089B2 (en) * 2007-09-13 2011-03-15 Caterpillar Inc. Actuator control system implementing adaptive flow control
CA2602164A1 (en) * 2007-10-04 2007-12-18 Westport Power Inc. Hydraulic drive system and diagnostic control strategy for improved operation
CN102016186B (zh) * 2007-11-21 2014-06-11 沃尔沃建筑设备公司 用于控制作业机械的方法
CA2712129C (en) * 2008-01-16 2013-04-30 G.W. Lisk Company, Inc. Servo system using feedback
KR100998614B1 (ko) 2008-11-07 2010-12-07 볼보 컨스트럭션 이큅먼트 에이비 건설장비용 유압 제어시스템
US9016312B2 (en) 2008-12-15 2015-04-28 Doosan Infracore Co., Ltd. Fluid flow control apparatus for hydraulic pump of construction machine
BRPI1003170B1 (pt) * 2010-08-31 2018-05-29 Agco Do Brasil Máquinas E Equipamentos Agrícolas Ltda. Sistema hidráulico para tratores agrícolas
CN103270319B (zh) * 2010-12-28 2016-07-06 沃尔沃建造设备有限公司 用于施工装置的变排量液压泵的流量的控制方法
KR101762951B1 (ko) 2011-01-24 2017-07-28 두산인프라코어 주식회사 전자유압펌프를 포함하는 건설기계의 유압 시스템
US8911216B2 (en) * 2011-05-06 2014-12-16 Caterpillar Inc. Method, apparatus, and computer-readable storage medium for controlling torque load of multiple variable displacement hydraulic pumps
CN102352952A (zh) * 2011-09-22 2012-02-15 北京中冶华润科技发展有限公司 具有管路检漏功能的智能多点式集中润滑系统
DE112011105931B4 (de) * 2011-12-09 2021-12-30 Toyota Jidosha Kabushiki Kaisha Hydraulisches Steuerungssystem zum hydraulischen Steuern und Betätigen einer Vorrichtung
CN102433902B (zh) * 2011-12-27 2013-10-30 山重建机有限公司 一种电动液压挖掘机
DE102012005224A1 (de) * 2012-03-15 2013-09-19 Festo Ag & Co. Kg Fluidsystem und Verfahren zum Betreiben eines Fluidsystems
CN102678687B (zh) * 2012-05-22 2015-04-22 山河智能装备股份有限公司 一种上车回转节能系统
CN102910549B (zh) * 2012-09-28 2015-05-13 三一重工股份有限公司 旋挖钻机及其主卷扬下放方法、下放控制系统
EP2964963B1 (de) 2013-03-06 2020-02-12 Volvo Construction Equipment AB Pilotdruckregelungssystem
EP2985391B1 (de) * 2013-04-03 2018-02-28 Doosan Infracore Co., Ltd. Vorrichtung und verfahren zur variablen steuerung der spulenverschiebung einer baumaschine
CN103452162A (zh) * 2013-08-19 2013-12-18 山重建机有限公司 一种液压挖掘机负流量节能装置
CN103775724B (zh) * 2014-02-24 2016-05-25 上海交通大学 用于深水非接触式挖沟机控向装置的流量调节阀
CN104405002A (zh) * 2014-10-10 2015-03-11 龙工（上海）挖掘机制造有限公司 一种提高液压挖掘机工作效率的控制装置及方法
CN104314927A (zh) * 2014-10-14 2015-01-28 浙江三一装备有限公司 一种负载敏感液压控制系统及方法和工程机械
CN107250464B (zh) 2015-01-27 2020-02-11 沃尔沃建筑设备公司 液压控制系统
CN105369845B (zh) * 2015-09-18 2018-11-13 柳州柳工挖掘机有限公司 解决挖掘机低速行走跑偏的控制方法
CN105443488B (zh) * 2016-01-05 2017-05-10 廖冲雷 一种用于液压系统的反馈控制器
JP6848964B2 (ja) * 2016-03-31 2021-03-24 株式会社タダノ 油圧システム及び非常操作方法
CN107514412A (zh) * 2016-06-15 2017-12-26 李洪明 一种用于间歇式做功的节能液压系统动力源及工作系统
JP6944627B2 (ja) * 2016-10-03 2021-10-06 Smc株式会社 シリンダの動作状態監視装置
WO2018164465A1 (ko) * 2017-03-06 2018-09-13 두산인프라코어 주식회사 건설기계의 제어 시스템 및 건설기계의 제어 방법
CN107313998B (zh) * 2017-07-17 2019-06-18 湖南三一港口设备有限公司 一种液压节能系统及正面吊
CN107355452A (zh) * 2017-08-21 2017-11-17 浙江海洋大学 一种通用型液压部件性能测试装置及其测试方法
DE102017222761A1 (de) * 2017-12-14 2019-06-19 Robert Bosch Gmbh Hydraulische Versorgungseinrichtung
CN109538456B (zh) * 2018-09-18 2023-10-24 浙江大学 一种采用比例阀、微型高速数字阀联合控制的电液比例阀控泵及控制方法
CN112709282A (zh) * 2019-10-24 2021-04-27 中联重科股份有限公司 动臂提升优先于回转的控制方法、电液控制系统及工程机械
JP7357575B2 (ja) 2020-03-17 2023-10-06 川崎重工業株式会社 制御装置、及びそれを備える液圧システム
DE102021100566A1 (de) * 2021-01-13 2022-07-14 KSB SE & Co. KGaA Verfahren zur Bereitstellung wenigstens einer Information über eine hydraulische Anlage
CN113118483A (zh) * 2021-04-06 2021-07-16 新代科技(苏州)有限公司 一种液压尾座智能控制方式

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Also Published As

Publication number Publication date
JP4231029B2 (ja) 2009-02-25
EP1669613B1 (de) 2008-05-21
US7252030B2 (en) 2007-08-07
JP2006162058A (ja) 2006-06-22
KR100641393B1 (ko) 2006-11-01
US20060117942A1 (en) 2006-06-08
CN1786486A (zh) 2006-06-14
KR20060063138A (ko) 2006-06-12
EP1669613A1 (de) 2006-06-14
CN100383406C (zh) 2008-04-23

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