DE69123971T2 - Verfahren und vorrichtung zur steuerung eines fahrzeugs für beladungsoperation - Google Patents

Verfahren und vorrichtung zur steuerung eines fahrzeugs für beladungsoperation

Info

Publication number
DE69123971T2
DE69123971T2 DE69123971T DE69123971T DE69123971T2 DE 69123971 T2 DE69123971 T2 DE 69123971T2 DE 69123971 T DE69123971 T DE 69123971T DE 69123971 T DE69123971 T DE 69123971T DE 69123971 T2 DE69123971 T2 DE 69123971T2
Authority
DE
Germany
Prior art keywords
torque
variable capacity
hydraulic pump
hydraulic
pump
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
DE69123971T
Other languages
German (de)
English (en)
Other versions
DE69123971D1 (de
Inventor
Masanori Ikari
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.)
Komatsu Ltd
Komatsu MEC KK
Original Assignee
Komatsu Ltd
Komatsu MEC KK
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 Ltd, Komatsu MEC KK filed Critical Komatsu Ltd
Publication of DE69123971D1 publication Critical patent/DE69123971D1/de
Application granted granted Critical
Publication of DE69123971T2 publication Critical patent/DE69123971T2/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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2296—Systems with a variable displacement pump
    • 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
    • E02F9/2221—Control of flow rate; Load sensing arrangements
    • E02F9/2232—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps
    • E02F9/2235—Control of flow rate; Load sensing arrangements using one or more variable displacement pumps including an electronic controller
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Operation Control Of Excavators (AREA)
DE69123971T 1990-07-18 1991-07-16 Verfahren und vorrichtung zur steuerung eines fahrzeugs für beladungsoperation Expired - Fee Related DE69123971T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2187869A JP2520771B2 (ja) 1990-07-18 1990-07-18 積み込み作業車両の制御方法及び装置
PCT/JP1991/000948 WO1992001869A1 (fr) 1990-07-18 1991-07-16 Procede et unite de commande de vehicule pour operation de chargement

Publications (2)

Publication Number Publication Date
DE69123971D1 DE69123971D1 (de) 1997-02-13
DE69123971T2 true DE69123971T2 (de) 1997-04-30

Family

ID=16213642

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123971T Expired - Fee Related DE69123971T2 (de) 1990-07-18 1991-07-16 Verfahren und vorrichtung zur steuerung eines fahrzeugs für beladungsoperation

Country Status (4)

Country Link
EP (1) EP0539589B1 (fr)
JP (1) JP2520771B2 (fr)
DE (1) DE69123971T2 (fr)
WO (1) WO1992001869A1 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3274541B2 (ja) * 1993-07-06 2002-04-15 株式会社日立製作所 浄水場管理支援方法及び支援システム
JPH09177679A (ja) * 1995-12-22 1997-07-11 Hitachi Constr Mach Co Ltd ポンプトルク制御装置
DE19644961A1 (de) * 1996-10-29 1998-04-30 Samsung Heavy Ind Verfahren zum Steuern des Motor-Pumpe-Systems einer hydraulischen Baumaschine
US6073442A (en) * 1998-04-23 2000-06-13 Caterpillar Inc. Apparatus and method for controlling a variable displacement pump
KR20000021949A (ko) * 1998-09-30 2000-04-25 토니헬샴 엔진 회전수 제어장치 및 방법
JP3561667B2 (ja) 1999-11-18 2004-09-02 新キャタピラー三菱株式会社 油圧ポンプの制御装置
DE10314329A1 (de) * 2003-03-28 2004-10-21 Zf Friedrichshafen Ag Antriebsstrang zum Antrieb eines Mobil-Fahrzeugs
JP4163073B2 (ja) * 2003-08-12 2008-10-08 日立建機株式会社 作業車両の制御装置
JP4754969B2 (ja) 2006-01-10 2011-08-24 株式会社小松製作所 作業車両のエンジン制御装置
CN101432529B (zh) * 2006-05-10 2013-08-28 住友建机株式会社 建筑机械的防过载装置
US8718878B2 (en) 2007-04-04 2014-05-06 Clark Equipment Company Power machine or vehicle with power management
JP4714721B2 (ja) * 2007-09-19 2011-06-29 日立建機株式会社 走行式油圧作業機
JP5226734B2 (ja) * 2010-05-20 2013-07-03 株式会社小松製作所 ハイブリッド建設機械
EP2891783B1 (fr) 2014-10-31 2016-11-30 Komatsu Ltd. Chargeuse sur roues et procédé de commande de chargeuse sur roues
FR3027971B1 (fr) * 2014-11-05 2016-11-11 Groupe Mecalac Dispositif de regulation de puissance d'une pompe hydraulique
JP6087382B2 (ja) * 2015-03-20 2017-03-01 株式会社小松製作所 ホイールローダおよびホイールローダの制御方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585338B2 (ja) * 1975-04-14 1983-01-31 株式会社小松製作所 クツサクツミコミシヤリヨウ
KR910009257B1 (ko) * 1985-09-07 1991-11-07 히다찌 겡끼 가부시기가이샤 유압건설기계의 제어시스템
JP2724820B2 (ja) * 1986-12-18 1998-03-09 株式会社小松製作所 可変容量型油圧ポンプの制御装置
JP2587819B2 (ja) * 1986-12-27 1997-03-05 日立建機株式会社 建設機械の油圧制御装置
JP2511925B2 (ja) * 1987-01-30 1996-07-03 株式会社小松製作所 建設機械のエンジン回転数制御装置
JP2613041B2 (ja) * 1987-02-06 1997-05-21 株式会社小松製作所 油圧制御装置
JP2566401B2 (ja) * 1987-03-24 1996-12-25 株式会社小松製作所 ブルド−ザのエンジン出力制御方法

Also Published As

Publication number Publication date
DE69123971D1 (de) 1997-02-13
EP0539589A1 (fr) 1993-05-05
EP0539589B1 (fr) 1997-01-02
EP0539589A4 (fr) 1995-03-22
JPH0476126A (ja) 1992-03-10
JP2520771B2 (ja) 1996-07-31
WO1992001869A1 (fr) 1992-02-06

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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