DE69123971D1 - METHOD AND DEVICE FOR CONTROLLING A VEHICLE FOR LOADING OPERATION - Google Patents

METHOD AND DEVICE FOR CONTROLLING A VEHICLE FOR LOADING OPERATION

Info

Publication number
DE69123971D1
DE69123971D1 DE69123971T DE69123971T DE69123971D1 DE 69123971 D1 DE69123971 D1 DE 69123971D1 DE 69123971 T DE69123971 T DE 69123971T DE 69123971 T DE69123971 T DE 69123971T DE 69123971 D1 DE69123971 D1 DE 69123971D1
Authority
DE
Germany
Prior art keywords
vehicle
controlling
loading operation
loading
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)
Other versions
DE69123971T2 (en
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/en
Application granted granted Critical
Publication of DE69123971T2 publication Critical patent/DE69123971T2/en
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)
  • Operation Control Of Excavators (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
DE69123971T 1990-07-18 1991-07-16 METHOD AND DEVICE FOR CONTROLLING A VEHICLE FOR LOADING OPERATION Expired - Fee Related DE69123971T2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2187869A JP2520771B2 (en) 1990-07-18 1990-07-18 Control method and apparatus for loading work vehicle
PCT/JP1991/000948 WO1992001869A1 (en) 1990-07-18 1991-07-16 Method and unit for controlling vehicle for loading operation

Publications (2)

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

Family

ID=16213642

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123971T Expired - Fee Related DE69123971T2 (en) 1990-07-18 1991-07-16 METHOD AND DEVICE FOR CONTROLLING A VEHICLE FOR LOADING OPERATION

Country Status (4)

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

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3274541B2 (en) * 1993-07-06 2002-04-15 株式会社日立製作所 Water purification plant management support method and support system
JPH09177679A (en) * 1995-12-22 1997-07-11 Hitachi Constr Mach Co Ltd Pump torque control device
DE19644961A1 (en) * 1996-10-29 1998-04-30 Samsung Heavy Ind Method for controlling the motor-pump system of a hydraulic construction machine
US6073442A (en) * 1998-04-23 2000-06-13 Caterpillar Inc. Apparatus and method for controlling a variable displacement pump
KR20000021949A (en) * 1998-09-30 2000-04-25 토니헬샴 Controller of rotation frequency in engine and method thereof
JP3561667B2 (en) 1999-11-18 2004-09-02 新キャタピラー三菱株式会社 Control device for hydraulic pump
DE10314329A1 (en) * 2003-03-28 2004-10-21 Zf Friedrichshafen Ag Powertrain for driving a mobile vehicle
JP4163073B2 (en) * 2003-08-12 2008-10-08 日立建機株式会社 Control device for work vehicle
JP4754969B2 (en) * 2006-01-10 2011-08-24 株式会社小松製作所 Engine control device for work vehicle
US8578709B2 (en) 2006-05-10 2013-11-12 Sumitomo (S.H.I.) Construction Machinery Co., Ltd. Over-loading prevention device of construction machinery
US8718878B2 (en) 2007-04-04 2014-05-06 Clark Equipment Company Power machine or vehicle with power management
JP4714721B2 (en) * 2007-09-19 2011-06-29 日立建機株式会社 Traveling hydraulic working machine
JP5226734B2 (en) * 2010-05-20 2013-07-03 株式会社小松製作所 Hybrid construction machinery
CN104822922B (en) * 2014-10-31 2017-11-28 株式会社小松制作所 The control method of wheel loader and wheel loader
FR3027971B1 (en) * 2014-11-05 2016-11-11 Groupe Mecalac DEVICE FOR CONTROLLING THE POWER OF A HYDRAULIC PUMP
JP6087382B2 (en) * 2015-03-20 2017-03-01 株式会社小松製作所 Wheel loader and wheel loader control method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS585338B2 (en) * 1975-04-14 1983-01-31 株式会社小松製作所 Kutsusakutsumikomishiyariyou
KR910009257B1 (en) * 1985-09-07 1991-11-07 히다찌 겡끼 가부시기가이샤 Control system for hydraulically operated construction machinery
JP2724820B2 (en) * 1986-12-18 1998-03-09 株式会社小松製作所 Control device for variable displacement hydraulic pump
JP2587819B2 (en) * 1986-12-27 1997-03-05 日立建機株式会社 Hydraulic control device for construction machinery
JP2511925B2 (en) * 1987-01-30 1996-07-03 株式会社小松製作所 Construction machine engine speed control device
JP2613041B2 (en) * 1987-02-06 1997-05-21 株式会社小松製作所 Hydraulic control device
JP2566401B2 (en) * 1987-03-24 1996-12-25 株式会社小松製作所 Bulldozer engine output control method

Also Published As

Publication number Publication date
WO1992001869A1 (en) 1992-02-06
EP0539589A1 (en) 1993-05-05
EP0539589A4 (en) 1995-03-22
EP0539589B1 (en) 1997-01-02
DE69123971T2 (en) 1997-04-30
JP2520771B2 (en) 1996-07-31
JPH0476126A (en) 1992-03-10

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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