JP5248387B2 - ホイールローダ - Google Patents

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Publication number
JP5248387B2
JP5248387B2 JP2009074760A JP2009074760A JP5248387B2 JP 5248387 B2 JP5248387 B2 JP 5248387B2 JP 2009074760 A JP2009074760 A JP 2009074760A JP 2009074760 A JP2009074760 A JP 2009074760A JP 5248387 B2 JP5248387 B2 JP 5248387B2
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JP
Japan
Prior art keywords
condition
engine
pump
pressure
hst
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
JP2009074760A
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English (en)
Japanese (ja)
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JP2010223416A (ja
JP2010223416A5 (enExample
Inventor
敦 白尾
政典 碇
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
Original Assignee
Komatsu 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 Ltd filed Critical Komatsu Ltd
Priority to JP2009074760A priority Critical patent/JP5248387B2/ja
Priority to CN201080009738.4A priority patent/CN102341625B/zh
Priority to PCT/JP2010/052086 priority patent/WO2010109972A1/ja
Priority to EP10755773.8A priority patent/EP2413005B1/en
Priority to US13/203,770 priority patent/US8789644B2/en
Publication of JP2010223416A publication Critical patent/JP2010223416A/ja
Publication of JP2010223416A5 publication Critical patent/JP2010223416A5/ja
Application granted granted Critical
Publication of JP5248387B2 publication Critical patent/JP5248387B2/ja
Active legal-status Critical Current
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    • 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
    • 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
    • B60W10/10—Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
    • B60W10/101—Infinitely variable gearings
    • B60W10/103—Infinitely variable gearings of fluid type
    • 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
    • E02F9/2221—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
    • 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
    • E02F9/2253—Controlling the travelling speed of vehicles, e.g. adjusting travelling speed according to implement loads, control of hydrostatic transmission
    • 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
    • E02F9/2289—Closed circuit
    • 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
    • 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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/421—Motor capacity control by electro-hydraulic control means, e.g. using solenoid valves
    • 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
    • F16H61/42—Control of exclusively fluid gearing hydrostatic involving adjustment of a pump or motor with adjustable output or capacity
    • F16H61/431—Pump capacity control by electro-hydraulic control means, e.g. using solenoid valves
    • 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
    • B60W2710/00—Output or target parameters relating to a particular sub-units
    • B60W2710/06—Combustion engines, Gas turbines
    • B60W2710/0666—Engine torque
    • 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
    • F16H59/00—Control inputs to control units of change-speed- or reversing-gearings for conveying rotary motion
    • F16H59/68—Inputs being a function of gearing status
    • F16H2059/6838—Sensing gearing status of hydrostatic transmissions
    • F16H2059/6861—Sensing gearing status of hydrostatic transmissions the pressures, e.g. high, low or differential pressures
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical & Material Sciences (AREA)
  • Transportation (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Control Of Fluid Gearings (AREA)
JP2009074760A 2009-03-25 2009-03-25 ホイールローダ Active JP5248387B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2009074760A JP5248387B2 (ja) 2009-03-25 2009-03-25 ホイールローダ
CN201080009738.4A CN102341625B (zh) 2009-03-25 2010-02-12 建筑车辆
PCT/JP2010/052086 WO2010109972A1 (ja) 2009-03-25 2010-02-12 建設車両
EP10755773.8A EP2413005B1 (en) 2009-03-25 2010-02-12 Construction vehicle
US13/203,770 US8789644B2 (en) 2009-03-25 2010-02-12 Construction vehicle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009074760A JP5248387B2 (ja) 2009-03-25 2009-03-25 ホイールローダ

Publications (3)

Publication Number Publication Date
JP2010223416A JP2010223416A (ja) 2010-10-07
JP2010223416A5 JP2010223416A5 (enExample) 2012-10-04
JP5248387B2 true JP5248387B2 (ja) 2013-07-31

Family

ID=42780668

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009074760A Active JP5248387B2 (ja) 2009-03-25 2009-03-25 ホイールローダ

Country Status (5)

Country Link
US (1) US8789644B2 (enExample)
EP (1) EP2413005B1 (enExample)
JP (1) JP5248387B2 (enExample)
CN (1) CN102341625B (enExample)
WO (1) WO2010109972A1 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8577562B2 (en) * 2009-03-18 2013-11-05 Komatsu Ltd. Construction vehicle
EP2754757B1 (en) * 2011-09-07 2017-11-01 Hitachi Construction Machinery Tierra Co., Ltd. Construction machine with protection mode of operation
JP5161380B1 (ja) * 2012-03-15 2013-03-13 株式会社小松製作所 作業車両及び作業車両の制御方法
JP5161386B1 (ja) * 2012-06-22 2013-03-13 株式会社小松製作所 ホイールローダ及びホイールローダの制御方法
JP5309257B2 (ja) * 2012-10-19 2013-10-09 株式会社小松製作所 作業車両の制御装置およびその制御方法
JP6098456B2 (ja) 2013-09-18 2017-03-22 株式会社豊田自動織機 産業車両
JP6167807B2 (ja) * 2013-09-27 2017-07-26 株式会社豊田自動織機 産業車両
US9676600B2 (en) 2013-12-27 2017-06-13 Komatsu Ltd. Forklift and control method of forklift
WO2015186267A1 (ja) * 2014-09-18 2015-12-10 株式会社小松製作所 フォークリフト及びフォークリフトの制御方法
WO2015064747A1 (ja) * 2014-10-31 2015-05-07 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
WO2016208782A1 (en) * 2015-06-23 2016-12-29 Volvo Construction Equipment Ab Hydrostatic transmission for construction vehicle
US10059341B2 (en) 2016-06-17 2018-08-28 Caterpillar Inc. Control strategy for reduced fuel consumption in machine and powertrain system with same
US10627824B2 (en) * 2017-06-27 2020-04-21 Deere & Company Automatic ground speed control system for a work vehicle
JP7193288B2 (ja) * 2018-09-28 2022-12-20 日立建機株式会社 作業車両
US11891781B2 (en) 2019-03-13 2024-02-06 Hitachi Construction Machinery Co., Ltd. Loading vehicle
IT202100000272A1 (it) * 2021-01-08 2022-07-08 Cnh Ind Italia Spa Procedimento di controllo per selezionare automaticamente una modalità operativa di una macchina operatrice, corrispondente sistema di controllo e macchina operatrice comprendente il sistema di controllo
US11846088B2 (en) 2021-08-03 2023-12-19 Caterpillar Inc. Automatic vehicle speed control system

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2171757B (en) 1985-02-28 1989-06-14 Komatsu Mfg Co Ltd Method of controlling an output of an internal combustion engine and a variabledisplacement hydraulic pump driven by the engine
JP3707742B2 (ja) 1994-12-09 2005-10-19 株式会社小松製作所 可変容量型油圧ポンプの制御装置
JPH11210878A (ja) * 1998-01-20 1999-08-03 Honda Motor Co Ltd 可変容量型油圧式変速機の油圧制御装置
JP2002179387A (ja) 2000-10-03 2002-06-26 Komatsu Ltd 作業用車両の速度制御装置とその速度制御方法
JP4208179B2 (ja) 2002-10-28 2009-01-14 株式会社小松製作所 油圧駆動車両
US7469535B2 (en) * 2003-08-11 2008-12-30 Komatsu Ltd. Hydraulic driving control device and hydraulic shovel with the control device
JP4033099B2 (ja) 2003-09-22 2008-01-16 トヨタ自動車株式会社 内燃機関のフィルタ再生方法
CN1680701B (zh) 2004-01-21 2011-05-11 株式会社小松制作所 静压式变速车辆及静压式变速器的控制器
JP4448777B2 (ja) * 2004-01-21 2010-04-14 株式会社小松製作所 静油圧式変速車両および静油圧式変速機のコントローラ
JP4632771B2 (ja) * 2004-02-25 2011-02-16 株式会社小松製作所 油圧操向方式の作業車両
JP4675320B2 (ja) 2004-04-08 2011-04-20 株式会社小松製作所 作業機械の油圧駆動装置
GB2429795B (en) * 2004-05-07 2008-06-04 Komatsu Mfg Co Ltd Hydraulic drive apparatus of work machine
JP4625751B2 (ja) * 2005-10-21 2011-02-02 株式会社小松製作所 油圧駆動装置
DE102006017792B4 (de) * 2006-04-18 2020-04-23 Robert Bosch Gmbh Verfahren und Computerprogramm zum Regeln eines Antriebs
US7891182B2 (en) * 2008-03-05 2011-02-22 Deere & Company Work machine, control system and method for controlling an engine in a work machine
JP5274580B2 (ja) * 2008-12-17 2013-08-28 株式会社小松製作所 静油圧式変速車両の制御装置

Also Published As

Publication number Publication date
CN102341625A (zh) 2012-02-01
US20110308879A1 (en) 2011-12-22
EP2413005B1 (en) 2015-09-30
US8789644B2 (en) 2014-07-29
WO2010109972A1 (ja) 2010-09-30
JP2010223416A (ja) 2010-10-07
EP2413005A4 (en) 2013-10-23
EP2413005A1 (en) 2012-02-01
CN102341625B (zh) 2014-08-27

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