SE0801028L - Motorbelastningsstyranordning för arbetsfordon - Google Patents

Motorbelastningsstyranordning för arbetsfordon

Info

Publication number
SE0801028L
SE0801028L SE0801028A SE0801028A SE0801028L SE 0801028 L SE0801028 L SE 0801028L SE 0801028 A SE0801028 A SE 0801028A SE 0801028 A SE0801028 A SE 0801028A SE 0801028 L SE0801028 L SE 0801028L
Authority
SE
Sweden
Prior art keywords
detection unit
hydraulic pump
load
hydraulic
control device
Prior art date
Application number
SE0801028A
Other languages
English (en)
Other versions
SE533622C2 (sv
Inventor
Nobuo Matsuyama
Original Assignee
Komatsu Mfg Co Ltd
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 Komatsu Mfg Co Ltd filed Critical Komatsu Mfg Co Ltd
Publication of SE0801028L publication Critical patent/SE0801028L/sv
Publication of SE533622C2 publication Critical patent/SE533622C2/sv

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
    • E02F9/2246—Control of prime movers, e.g. depending on the hydraulic load of work tools
    • 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
    • B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
    • B60W10/06—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
    • 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
    • B60W10/30—Conjoint control of vehicle sub-units of different type or different function including control of auxiliary equipment, e.g. air-conditioning compressors or oil pumps
    • 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
    • B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
    • B60W30/18—Propelling the vehicle
    • B60W30/188—Controlling power parameters of the driveline, e.g. determining the required power
    • B60W30/1882—Controlling power parameters of the driveline, e.g. determining the required power characterised by the working point of the engine, e.g. by using engine output chart
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2292—Systems with two or more pumps
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D29/00—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
    • F02D29/04—Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
    • F04B17/03—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B23/00—Pumping installations or systems
    • F04B23/04—Combinations of two or more pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06—Control using electricity
    • 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
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/465—Automatic regulation in accordance with output requirements for achieving a target input speed
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/06—Combustion engines, Gas turbines
    • B60W2510/0638—Engine speed
    • 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
    • B60W2510/00—Input parameters relating to a particular sub-units
    • B60W2510/10—Change speed gearings
    • B60W2510/1025—Input torque
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00—Pump parameters
    • F04B2201/12—Parameters of driving or driven means
    • F04B2201/1202—Torque on the axis
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2203/00—Motor parameters
    • F04B2203/06—Motor parameters of internal combustion engines
    • F04B2203/0604—Power
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2203/00—Motor parameters
    • F04B2203/06—Motor parameters of internal combustion engines
    • F04B2203/0605—Rotational 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
    • 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
    • F15B2211/20538—Type of pump constant 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
    • F15B2211/205—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
    • F15B2211/265—Control of multiple pressure sources
    • 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
    • F15B2211/633—Electronic controllers using input signals representing a state of the prime mover, e.g. torque or rotational 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
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/63—Electronic controllers
    • F15B2211/6303—Electronic controllers using input signals
    • F15B2211/6346—Electronic controllers using input signals representing a state of input means, e.g. joystick position
    • 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
    • F16H61/38—Control of exclusively fluid gearing
    • F16H61/40—Control of exclusively fluid gearing hydrostatic
    • F16H61/46—Automatic regulation in accordance with output requirements
    • F16H61/468—Automatic regulation in accordance with output requirements for achieving a target input torque

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • Operation Control Of Excavators (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Fluid-Pressure Circuits (AREA)
SE0801028A 2005-12-09 2006-12-04 Motorbelastningsstyranordning för arbetsfordon SE533622C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2005356816A JP4804137B2 (ja) 2005-12-09 2005-12-09 作業車両のエンジン負荷制御装置
PCT/JP2006/324144 WO2007066602A1 (ja) 2005-12-09 2006-12-04 作業車両のエンジン負荷制御装置

Publications (2)

Publication Number Publication Date
SE0801028L true SE0801028L (sv) 2008-07-09
SE533622C2 SE533622C2 (sv) 2010-11-09

Family

ID=38122748

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0801028A SE533622C2 (sv) 2005-12-09 2006-12-04 Motorbelastningsstyranordning för arbetsfordon

Country Status (6)

Country Link
US (1) US8082082B2 (sv)
JP (1) JP4804137B2 (sv)
CN (1) CN101310113B (sv)
DE (1) DE112006003119B4 (sv)
SE (1) SE533622C2 (sv)
WO (1) WO2007066602A1 (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9085874B2 (en) 2007-08-09 2015-07-21 Komatsu Ltd. Working vehicle and hydraulic fluid amount control method for working vehicle
JP5156312B2 (ja) * 2007-09-19 2013-03-06 株式会社小松製作所 エンジンの制御装置
KR20120036846A (ko) * 2009-06-19 2012-04-18 히다찌 겐끼 가부시키가이샤 작업 차량의 원동기 제어 장치
JP5072926B2 (ja) * 2009-09-03 2012-11-14 株式会社小松製作所 作業車両
US8943820B2 (en) 2009-12-09 2015-02-03 Caterpillar Inc. Method for controlling a pump and motor system
US8720629B2 (en) * 2009-12-24 2014-05-13 Doosan Infracore Co., Ltd. Power control apparatus and power control method of construction machine
JP5383537B2 (ja) * 2010-02-03 2014-01-08 日立建機株式会社 油圧システムのポンプ制御装置
WO2012050136A1 (ja) * 2010-10-13 2012-04-19 日立建機株式会社 建設機械の制御装置
KR101752503B1 (ko) * 2011-01-12 2017-06-30 두산인프라코어 주식회사 휠로더의 유압 펌프 제어 방법
JP5586544B2 (ja) 2011-09-08 2014-09-10 株式会社クボタ 作業機
WO2013112432A1 (en) 2012-01-23 2013-08-01 Coneqtec Corp. Torque allocating system for a variable displacement hydraulic system
JP5313390B2 (ja) * 2012-07-12 2013-10-09 日立建機株式会社 ホイールローダの走行システム
US9097344B2 (en) 2012-09-28 2015-08-04 Caterpillar Inc. Automatic shift control system for a powertrain and method
JP6116379B2 (ja) * 2013-05-29 2017-04-19 ヤンマー株式会社 建設機械
JP6334885B2 (ja) * 2013-10-15 2018-05-30 川崎重工業株式会社 油圧駆動システム
CN107269612B (zh) * 2016-09-13 2019-04-09 江苏恒立液压股份有限公司 负载敏感多路阀系统
JP7043334B2 (ja) * 2018-04-27 2022-03-29 川崎重工業株式会社 液圧供給装置
JP7257132B2 (ja) * 2018-11-15 2023-04-13 株式会社小松製作所 作業機械
CN116950783A (zh) 2019-01-08 2023-10-27 康明斯有限公司 智能发动机和泵控制
CN110607819B (zh) * 2019-09-29 2022-07-15 潍柴动力股份有限公司 一种动力机械烟度控制方法、装置及动力机械
CN112160840B (zh) * 2020-09-29 2022-04-26 潍柴动力股份有限公司 一种发动机控制方法、装置及工程机械车辆

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53128001A (en) 1977-04-15 1978-11-08 Ebara Corp Input controlling mechanism of hydraulic pump apparatus
JPS55114726U (sv) 1979-02-07 1980-08-13
JPS57171042A (en) * 1981-04-15 1982-10-21 Hitachi Constr Mach Co Ltd Control system for series including internal-combustion engine and hydraulic pump
KR870000168B1 (ko) 1980-10-09 1987-02-13 히다찌겡끼 가부시기가이샤 액압동력계의 제어장치
FR2495231A1 (fr) * 1980-11-28 1982-06-04 Sulzer Ag Moteur hydraulique et transmission hydrostatique de puissance faisant appel a ce moteur
US4537029A (en) 1982-09-23 1985-08-27 Vickers, Incorporated Power transmission
JPS60195338A (ja) 1984-03-17 1985-10-03 Hitachi Constr Mach Co Ltd 油圧ポンプ駆動系制御装置
JPH0352279Y2 (sv) 1985-09-26 1991-11-12
JP2514319B2 (ja) 1985-10-30 1996-07-10 スズキ株式会社 燃料噴射制御装置
KR900002409B1 (ko) * 1986-01-11 1990-04-14 히다찌 겡끼 가부시끼가이샤 유압 구동장치의 펌프 입력마력 제어 시스템
JP2514319Y2 (ja) * 1989-11-14 1996-10-16 油谷重工株式会社 作業車両の油圧伝動装置回路
JP2968558B2 (ja) * 1990-05-23 1999-10-25 日立建機株式会社 トルクコンバータ付き走行作業車両の油圧ポンプ制御装置
JPH0463975A (ja) 1990-07-03 1992-02-28 Nippon Sharyo Seizo Kaisha Ltd 可変容量ポンプの制御回路及び制御方法
JPH0483906A (ja) 1990-07-23 1992-03-17 Hitachi Constr Mach Co Ltd 油圧駆動回路
JP3734328B2 (ja) 1997-02-12 2006-01-11 株式会社小松製作所 装軌式車両の作業機油圧制御装置
JP3497060B2 (ja) 1997-06-10 2004-02-16 日立建機株式会社 建設機械のエンジン制御装置
JP3587957B2 (ja) * 1997-06-12 2004-11-10 日立建機株式会社 建設機械のエンジン制御装置
JPH11159466A (ja) * 1997-11-21 1999-06-15 Komatsu Ltd 積込作業車両の油圧回路
US6321535B2 (en) 1997-11-21 2001-11-27 Komatsu Ltd. Hydraulic circuit for working vehicle
JPH11166248A (ja) * 1997-12-05 1999-06-22 Komatsu Ltd 油圧駆動式作業車両
JP3827844B2 (ja) 1997-12-19 2006-09-27 株式会社小松製作所 建設機械の制御方法および制御装置
JP3940242B2 (ja) * 1999-07-29 2007-07-04 日立建機株式会社 建設機械の油圧回路制御装置
US6314727B1 (en) 1999-10-25 2001-11-13 Caterpillar Inc. Method and apparatus for controlling an electro-hydraulic fluid system
JP2001271907A (ja) * 2000-03-24 2001-10-05 Komatsu Ltd 複数の油圧モータとクラッチの制御装置
JP3697136B2 (ja) * 2000-03-31 2005-09-21 新キャタピラー三菱株式会社 ポンプ制御方法およびポンプ制御装置
DE10041679A1 (de) * 2000-08-24 2002-03-07 Daimler Chrysler Ag Vorrichtung zur Regelung eines ein Nutzaggregat antreibenden Verbrennungsmotors
US7886862B2 (en) * 2002-09-26 2011-02-15 Hitachi Construction Machinery Co., Ltd. Prime mover control device of construction machine
JP4493990B2 (ja) * 2003-11-26 2010-06-30 日立建機株式会社 走行式油圧作業機
JP4376047B2 (ja) * 2003-12-18 2009-12-02 日立建機株式会社 油圧建設機械の制御装置
JP4270505B2 (ja) 2004-08-11 2009-06-03 株式会社小松製作所 作業車両のエンジンの負荷制御装置

Also Published As

Publication number Publication date
US20090163318A1 (en) 2009-06-25
SE533622C2 (sv) 2010-11-09
DE112006003119T5 (de) 2008-10-16
CN101310113A (zh) 2008-11-19
JP4804137B2 (ja) 2011-11-02
DE112006003119B4 (de) 2011-09-08
CN101310113B (zh) 2011-04-13
US8082082B2 (en) 2011-12-20
JP2007162754A (ja) 2007-06-28
WO2007066602A1 (ja) 2007-06-14

Similar Documents

Publication Publication Date Title
FR2866686A1 (fr) Vehicule de chantier a systeme de direction hydrostatique
WO2009001633A1 (ja) 作業車両および作業車両の制御方法
CA2503916A1 (en) Drive system of a working vehicle
WO2009038017A1 (ja) エンジンの制御装置
ATE419137T1 (de) Steuervorrichtung und -methode eines zapfwellenantriebs
US10071719B2 (en) Hydrostatic traction drive in closed hydraulic circuit and method for controlling the hydrostatic traction drive
WO2009006201A3 (en) Track trencher propulsion system with component feedback
WO2009038016A1 (ja) エンジンの制御装置
DE502008001574D1 (de) Motorregelung einer selbstfahrenden Arbeitsmaschine
WO2008105500A1 (ja) 油圧駆動車両の原動機回転数制御装置
ATE528184T1 (de) Steuerung für arbeitsfahrzeug
WO2010083991A3 (de) Verfahren zum betreiben eines verbrauchers
ATE549551T1 (de) Hydraulische antriebsvorrichtung
ATE425909T1 (de) Fahrzeug
SE0801045L (sv) Motorstyranordning hos arbetsfordon.
WO2004033806A8 (en) A method and a device for controlling a vehicle and a computer program for performing the method
WO2011112663A3 (en) Hydraulic hybrid vehicle with safe and efficient hydrostatic operation
ATE362018T1 (de) Antriebsstrang für ein mobil-fahrzeug und verfahren zum steuern des antriebsstrangs
EP1676962A3 (en) Fluid pump control device for wheel loaders
DE502005003675D1 (de) Hydraulisches getriebe
CA2419737A1 (en) Hydraulic elevator with an accumulator
WO2006122241A3 (en) Hydraulic regenerative braking system for a vehicle
ATE378533T1 (de) Hydraulisch betriebenes fahrzeug
WO2012134869A3 (en) Cvt control using state space based gain scheduling
DE502007003936D1 (de) Schienenfahrzeugantrieb umfassend eine verbrennungsmaschine und eine hydrostatische brems- und antriebseinheit

Legal Events

Date Code Title Description
NUG Patent has lapsed
RINS Reinstatement according to par. 72 patents act

Effective date: 20131111

NUG Patent has lapsed