DE69016675T2 - Elektrohydraulische regeleinrichtung und verfahren dazu. - Google Patents

Elektrohydraulische regeleinrichtung und verfahren dazu.

Info

Publication number
DE69016675T2
DE69016675T2 DE69016675T DE69016675T DE69016675T2 DE 69016675 T2 DE69016675 T2 DE 69016675T2 DE 69016675 T DE69016675 T DE 69016675T DE 69016675 T DE69016675 T DE 69016675T DE 69016675 T2 DE69016675 T2 DE 69016675T2
Authority
DE
Germany
Prior art keywords
control device
method therefor
electrohydraulic control
electrohydraulic
therefor
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.)
Expired - Fee Related
Application number
DE69016675T
Other languages
English (en)
Other versions
DE69016675D1 (de
Inventor
Michael Lukich
Eric Hutchison
Lisa Obermaier
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.)
Caterpillar Inc
Original Assignee
Caterpillar Inc
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 Caterpillar Inc filed Critical Caterpillar Inc
Publication of DE69016675D1 publication Critical patent/DE69016675D1/de
Application granted granted Critical
Publication of DE69016675T2 publication Critical patent/DE69016675T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • E02F9/2214—Arrangements for controlling the attitude of actuators, e.g. speed, floating function for reducing the shock generated at the stroke end
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
    • E02F9/20—Drives; Control devices
    • E02F9/22—Hydraulic or pneumatic drives
    • E02F9/2203—Arrangements for controlling the attitude of actuators, e.g. speed, floating function
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Servomotors (AREA)
  • Valve Device For Special Equipments (AREA)
  • Operation Control Of Excavators (AREA)
  • Fluid-Pressure Circuits (AREA)
DE69016675T 1990-06-15 1990-08-23 Elektrohydraulische regeleinrichtung und verfahren dazu. Expired - Fee Related DE69016675T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/540,726 US5218895A (en) 1990-06-15 1990-06-15 Electrohydraulic control apparatus and method
PCT/US1990/004755 WO1991019908A1 (en) 1990-06-15 1990-08-23 Electrohydraulic control apparatus and method

Publications (2)

Publication Number Publication Date
DE69016675D1 DE69016675D1 (de) 1995-03-16
DE69016675T2 true DE69016675T2 (de) 1995-09-14

Family

ID=24156674

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69016675T Expired - Fee Related DE69016675T2 (de) 1990-06-15 1990-08-23 Elektrohydraulische regeleinrichtung und verfahren dazu.

Country Status (7)

Country Link
US (1) US5218895A (de)
EP (1) EP0533674B1 (de)
JP (1) JPH05507336A (de)
AU (1) AU641424B2 (de)
BR (1) BR9008030A (de)
DE (1) DE69016675T2 (de)
WO (1) WO1991019908A1 (de)

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JPH05196004A (ja) * 1992-01-20 1993-08-06 Komatsu Ltd 作業機シリンダの自動クッション制御装置
US5829335A (en) * 1993-05-11 1998-11-03 Mannesmann Rexroth Gmbh Control for hydraulic drive or actuator
AU664517B2 (en) * 1993-05-28 1995-11-16 Kubota Corporation Hydraulic control system
US5461803A (en) * 1994-03-23 1995-10-31 Caterpillar Inc. System and method for determining the completion of a digging portion of an excavation work cycle
US5446980A (en) * 1994-03-23 1995-09-05 Caterpillar Inc. Automatic excavation control system and method
DE19510634A1 (de) * 1994-03-23 1995-09-28 Caterpillar Inc Selbstanpassendes Baggersteuersystem und Verfahren
US5493798A (en) * 1994-06-15 1996-02-27 Caterpillar Inc. Teaching automatic excavation control system and method
US5528843A (en) * 1994-08-18 1996-06-25 Caterpillar Inc. Control system for automatically controlling a work implement of an earthworking machine to capture material
US5666806A (en) * 1995-07-05 1997-09-16 Caterpillar Inc. Control system for a hydraulic cylinder and method
US5765337A (en) * 1996-05-23 1998-06-16 Forpak, Inc. Apparatus and method for stacking and boxing stackable articles
US5737993A (en) * 1996-06-24 1998-04-14 Caterpillar Inc. Method and apparatus for controlling an implement of a work machine
US5784945A (en) * 1997-05-14 1998-07-28 Caterpillar Inc. Method and apparatus for determining a valve transform
US6073442A (en) * 1998-04-23 2000-06-13 Caterpillar Inc. Apparatus and method for controlling a variable displacement pump
DE10007215A1 (de) * 2000-02-17 2001-08-23 Bosch Gmbh Robert Elektrisch ansteuerbarer Stellantrieb
AU2001241641A1 (en) * 2000-03-08 2001-09-17 Rosemount, Inc. Piston position measuring device
JP2003526097A (ja) 2000-03-08 2003-09-02 ローズマウント インコーポレイテッド ２方向性の差圧流体センサ
US20010037724A1 (en) 2000-03-08 2001-11-08 Schumacher Mark S. System for controlling hydraulic actuator
US20010037689A1 (en) * 2000-03-08 2001-11-08 Krouth Terrance F. Hydraulic actuator piston measurement apparatus and method
DE10100965A1 (de) * 2001-01-11 2002-07-18 Mannesmann Rexroth Ag Verfahren zur Regelung der Bewegung einer von einem druckmittelbeaufschlagten hydraulischen Zylinder bewegbaren Masse
US6588313B2 (en) 2001-05-16 2003-07-08 Rosemont Inc. Hydraulic piston position sensor
US6609369B2 (en) 2001-11-28 2003-08-26 Caterpillar Inc System and method of pressure compensation for electro hydraulic control systems
JP2004067190A (ja) 2002-08-07 2004-03-04 Shikoku Kakoki Co Ltd 包装機械における駆動装置
US6938535B2 (en) 2002-12-13 2005-09-06 Caterpillar Inc Hydraulic actuator control
EP1482202B1 (de) * 2003-05-30 2006-12-27 Erich Kratzmaier Steuerung elektromotorischer Stellglieder
US7856282B2 (en) * 2004-03-26 2010-12-21 Incova Technologies, Inc. Hydraulic system with coordinated multiple axis control of a machine member
DE102012203698A1 (de) * 2012-03-08 2013-09-12 Robert Bosch Gmbh Verfahren zum Betreiben eines Bremskraftverstärkers eines Fahrzeugs und Steuervorrichtung für einen Bremskraftverstärker eines Fahrzeugs
EP2644904B1 (de) * 2012-03-26 2014-11-12 Festo AG & Co. KG Verfahren zur Ansteuerung eines fluidisch betreibbaren Arbeitssystems
US9879700B1 (en) 2014-07-22 2018-01-30 Boston Dynamics, Inc. Robotic hydraulic system
US9849926B2 (en) 2014-07-23 2017-12-26 Boston Dynamics, Inc. Predictively adjustable hydraulic pressure rails
US9638216B1 (en) 2014-07-31 2017-05-02 Google Inc. Discretized valve state control for multi-level hydraulic systems
CN115478579A (zh) * 2022-10-26 2022-12-16 潍柴动力股份有限公司 一种车辆的控制方法、装置、ecu和车辆

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BE567557A (de) *
US3038451A (en) * 1956-10-23 1962-06-12 Bosch Arma Corp Position control system
NL135350C (de) * 1961-04-04
US3410177A (en) * 1966-06-20 1968-11-12 Moog Inc Apparatus for providing a command signal for a servoactuator
US3924766A (en) * 1969-10-31 1975-12-09 Int Harvester Co Adjustable program control circuit for two hydraulic cylinders with single lever control
US3667225A (en) * 1970-08-12 1972-06-06 Scott Equipment Co Hydrostatic drive and control system therefor
US3798525A (en) * 1972-05-18 1974-03-19 Gen Signal Corp Electro hydraulic steering system
DE2251634A1 (de) * 1972-10-20 1974-05-02 Cessna Aircraft Co Ventil-rastmechanismus
DE2360558B2 (de) * 1973-12-05 1975-11-06 Mitsubishi Jukogyo K.K., Tokio Servoregeleinrichtung
JPS56143802A (en) * 1980-04-09 1981-11-09 Hitachi Ltd Electric-oil pressure servo controller
SU1000612A2 (ru) * 1981-03-02 1983-02-28 Предприятие П/Я А-1658 Электрогидравлический след щий привод
JPS58174701A (ja) * 1982-04-07 1983-10-13 Diesel Kiki Co Ltd 油圧アクチユエ−タ装置
US4537029A (en) * 1982-09-23 1985-08-27 Vickers, Incorporated Power transmission
DE3347000A1 (de) * 1983-12-24 1985-07-04 Robert Bosch Gmbh, 7000 Stuttgart Elektrohydraulische einrichtung zur steuerung eines doppeltwirkenden hydromotors
US4586332A (en) * 1984-11-19 1986-05-06 Caterpillar Tractor Co. Hydraulic swing motor control circuit
US4625622A (en) * 1985-08-15 1986-12-02 Vickers, Incorporated Power transmission
US4852657A (en) * 1986-07-02 1989-08-01 Caterpillar Inc. Apparatus for selectively positioning movable work element with preselected maximum velocity control
US4737705A (en) * 1986-11-05 1988-04-12 Caterpillar Inc. Linear position sensor using a coaxial resonant cavity
US4845416A (en) * 1987-02-13 1989-07-04 Caterpillar Inc. Electronic valve actuator
DE3716200C2 (de) * 1987-05-14 1997-08-28 Linde Ag Steuer- und Regeleinrichtung für ein hydrostatisches Antriebsaggregat und Verfahren zum Betreiben eines solchen

Also Published As

Publication number Publication date
EP0533674A1 (de) 1993-03-31
AU641424B2 (en) 1993-09-23
AU6183190A (en) 1992-01-07
DE69016675D1 (de) 1995-03-16
WO1991019908A1 (en) 1991-12-26
US5218895A (en) 1993-06-15
EP0533674B1 (de) 1995-02-01
BR9008030A (pt) 1993-04-27
JPH05507336A (ja) 1993-10-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee