EP4030003A4 - System und verfahren zur steuerung eines hydraulischen baggers - Google Patents

System und verfahren zur steuerung eines hydraulischen baggers Download PDF

Info

Publication number
EP4030003A4
EP4030003A4 EP19944808.5A EP19944808A EP4030003A4 EP 4030003 A4 EP4030003 A4 EP 4030003A4 EP 19944808 A EP19944808 A EP 19944808A EP 4030003 A4 EP4030003 A4 EP 4030003A4
Authority
EP
European Patent Office
Prior art keywords
control system
winch control
hydraulic winch
hydraulic
winch
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.)
Granted
Application number
EP19944808.5A
Other languages
English (en)
French (fr)
Other versions
EP4030003B1 (de
EP4030003A1 (de
Inventor
Zhike SONG
Jiawen GENG
Dongdong NIU
Lixiang LIU
Lu Wang
Xutong WANG
Zecheng XING
Ji SONG
Hongmin WEI
Qing Wang
Qingrong BIAN
Xiangwei LIN
Chuanwei LV
Ding Wang
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.)
Xuzhou XCMG Excavator Machinery Co Ltd
Original Assignee
Xuzhou XCMG Excavator Machinery 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 Xuzhou XCMG Excavator Machinery Co Ltd filed Critical Xuzhou XCMG Excavator Machinery Co Ltd
Publication of EP4030003A1 publication Critical patent/EP4030003A1/de
Publication of EP4030003A4 publication Critical patent/EP4030003A4/de
Application granted granted Critical
Publication of EP4030003B1 publication Critical patent/EP4030003B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • E02F9/2278—Hydraulic circuits
    • E02F9/2282—Systems using center bypass type changeover valves
    • 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
    • E02F9/2285—Pilot-operated systems
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Operation Control Of Excavators (AREA)
  • Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
  • Fluid-Pressure Circuits (AREA)
EP19944808.5A 2019-09-11 2019-09-11 System und verfahren zur steuerung eines hydraulischen baggers Active EP4030003B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/105276 WO2021046736A1 (zh) 2019-09-11 2019-09-11 一种液压挖掘机控制系统及方法

Publications (3)

Publication Number Publication Date
EP4030003A1 EP4030003A1 (de) 2022-07-20
EP4030003A4 true EP4030003A4 (de) 2022-10-12
EP4030003B1 EP4030003B1 (de) 2025-12-24

Family

ID=74866816

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19944808.5A Active EP4030003B1 (de) 2019-09-11 2019-09-11 System und verfahren zur steuerung eines hydraulischen baggers

Country Status (4)

Country Link
EP (1) EP4030003B1 (de)
AU (1) AU2019465349B2 (de)
CA (1) CA3150007C (de)
WO (1) WO2021046736A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114045897B (zh) * 2021-11-17 2023-06-02 江苏徐工工程机械研究院有限公司 一种正流量系统负载突变掉速控制方法、系统及挖掘机
CN114687876B (zh) * 2022-04-12 2023-01-06 潍柴动力股份有限公司 一种车辆怠速响应控制方法及车辆
CN115324149B (zh) * 2022-06-30 2023-10-27 三一重机有限公司 液压泵控制方法、装置及作业机械
CN115110596B (zh) * 2022-07-26 2023-12-19 山河智能装备股份有限公司 一种液压控制系统
CN120042835A (zh) * 2025-04-24 2025-05-27 柳工常州机械有限公司 一种电控先导装置及其控制方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6161522A (en) * 1997-01-20 2000-12-19 Komatsu, Ltd. Controller of engine and variable capacity pump
CN104074225B (zh) * 2014-07-08 2017-02-08 湖南机电职业技术学院 一种液压挖掘机功率自适应控制系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH101978A (ja) * 1996-06-13 1998-01-06 Yutani Heavy Ind Ltd バッテリ駆動の作業機械
US7797934B2 (en) * 2007-04-30 2010-09-21 Caterpillar Inc Anti-stall system utilizing implement pilot relief
CN104405002A (zh) * 2014-10-10 2015-03-11 龙工（上海）挖掘机制造有限公司 一种提高液压挖掘机工作效率的控制装置及方法
CN106869222A (zh) * 2015-12-13 2017-06-20 姚秋丽 一种液压挖掘机工作装置多模式功率自动控制系统
CN107044147B (zh) * 2016-02-05 2023-02-14 贵州詹阳动力重工有限公司 一种电喷发动机轮式液压挖掘机行驶控制系统及控制方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6161522A (en) * 1997-01-20 2000-12-19 Komatsu, Ltd. Controller of engine and variable capacity pump
CN104074225B (zh) * 2014-07-08 2017-02-08 湖南机电职业技术学院 一种液压挖掘机功率自适应控制系统

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021046736A1 *

Also Published As

Publication number Publication date
WO2021046736A1 (zh) 2021-03-18
EP4030003B1 (de) 2025-12-24
CA3150007A1 (en) 2021-03-18
EP4030003A1 (de) 2022-07-20
CA3150007C (en) 2025-02-04
AU2019465349A1 (en) 2022-03-24
AU2019465349B2 (en) 2023-07-27

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