EP4030003A4 - HYDRAULIC WINCH CONTROL SYSTEM AND METHOD - Google Patents

HYDRAULIC WINCH CONTROL SYSTEM AND METHOD 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
German (de)
French (fr)
Other versions
EP4030003B1 (en
EP4030003A1 (en
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/en
Publication of EP4030003A4 publication Critical patent/EP4030003A4/en
Application granted granted Critical
Publication of EP4030003B1 publication Critical patent/EP4030003B1/en
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 Hydraulic excavator control system and method Active EP4030003B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/105276 WO2021046736A1 (en) 2019-09-11 2019-09-11 Hydraulic excavator control system and method

Publications (3)

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

Family

ID=74866816

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19944808.5A Active EP4030003B1 (en) 2019-09-11 2019-09-11 Hydraulic excavator control system and method

Country Status (4)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114045897B (en) * 2021-11-17 2023-06-02 江苏徐工工程机械研究院有限公司 Load abrupt change speed-drop control method and system for positive flow system and excavator
CN114687876B (en) * 2022-04-12 2023-01-06 潍柴动力股份有限公司 Vehicle idle speed response control method and vehicle
CN115324149B (en) * 2022-06-30 2023-10-27 三一重机有限公司 Hydraulic pump control method and device and working machine
CN115110596B (en) * 2022-07-26 2023-12-19 山河智能装备股份有限公司 Hydraulic control system
CN120042835A (en) * 2025-04-24 2025-05-27 柳工常州机械有限公司 Electric control pilot device and control method thereof

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 (en) * 2014-07-08 2017-02-08 湖南机电职业技术学院 Hydraulic excavator power adaptive control system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH101978A (en) * 1996-06-13 1998-01-06 Yutani Heavy Ind Ltd Battery-driven working machine
US7797934B2 (en) * 2007-04-30 2010-09-21 Caterpillar Inc Anti-stall system utilizing implement pilot relief
CN104405002A (en) * 2014-10-10 2015-03-11 龙工（上海）挖掘机制造有限公司 Control device and method for improving working efficiency of hydraulic excavator
CN106869222A (en) * 2015-12-13 2017-06-20 姚秋丽 A kind of hydraulic digger operating device multiple mode power automatic control system
CN107044147B (en) * 2016-02-05 2023-02-14 贵州詹阳动力重工有限公司 Running control system and method for wheel type hydraulic excavator of electronic fuel injection engine

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 (en) * 2014-07-08 2017-02-08 湖南机电职业技术学院 Hydraulic excavator power adaptive control system

Non-Patent Citations (1)

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

Also Published As

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

Similar Documents

Publication Publication Date Title
EP4030003A4 (en) HYDRAULIC WINCH CONTROL SYSTEM AND METHOD
EP3992047A4 (en) BRAKE AND VEHICLE CONTROL METHOD AND SYSTEM
EP3950445A4 (en) ELECTRONIC BRAKE SYSTEM AND ASSOCIATED CONTROL METHOD
EP3950391A4 (en) SUSPENSION CONTROL METHOD AND SUSPENSION CONTROL SYSTEM
EP3744605A4 (en) TRAIN OPERATION CONTROL METHOD AND SYSTEM
EP3845778A4 (en) HYDRAULIC AND VEHICLE CONTROL SYSTEM
EP3959131A4 (en) LIFTING SYSTEM AND SWING CONTROL METHOD
EP3889636A4 (en) RADAR SYSTEM AND ASSOCIATED CONTROL METHOD
EP3664245A4 (en) CONTROL SYSTEM AND METHOD FOR CONTROLLING A PARALLEL CONVERTER SYSTEM
EP3821419A4 (en) SHIP CONTROL SYSTEM AND METHOD
EP3782857A4 (en) VEHICLE AND VEHICLE START CONTROL METHOD AND SYSTEM
EP3851357C0 (en) LOCOMOTIVE BRAKING CONTROL SYSTEM AND METHOD
EP3904188A4 (en) VEHICLE TRAVEL CONTROL METHOD AND VEHICLE CONTROL SYSTEM
EP3912769A4 (en) ROBOT CONTROL SYSTEM AND ROBOT CONTROL METHOD
EP3777700A4 (en) ULTRASOUND SYSTEM AND ULTRASOUND SYSTEM CONTROL PROCEDURE
EP4014888A4 (en) ULTRASOUND SYSTEM AND ULTRASOUND SYSTEM CONTROL METHOD
EP3950563A4 (en) CRANE AND CRANE CONTROL METHOD
EP3912561A4 (en) ULTRASOUND SYSTEM AND ULTRASOUND SYSTEM CONTROL METHOD
EP3906708A4 (en) SOUND CONTROL APPARATUS, SYSTEM AND METHOD
EP3968596A4 (en) METHOD, APPARATUS AND CONTROL SYSTEM
EP3948228A4 (en) SPECTROSCOPY SYSTEM AND METHOD FOR PERFORMING SPECTROSCOPY
EP3885218A4 (en) VEHICLE LANE KEEP CONTROL METHOD AND SYSTEM
EP4247739A4 (en) DEPALLETIZING SYSTEM AND ITS CONTROL METHOD
EP4372949A4 (en) CONVERTER CONTROL SYSTEM AND METHOD
EP4031899A4 (en) SONAR SYSTEM AND METHOD

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220325

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20220908

RIC1 Information provided on ipc code assigned before grant

Ipc: E02F 9/22 20060101AFI20220902BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20250717

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20251010

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: F10

Free format text: ST27 STATUS EVENT CODE: U-0-0-F10-F00 (AS PROVIDED BY THE NATIONAL OFFICE)

Effective date: 20251224

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602019079707

Country of ref document: DE

P01 Opt-out of the competence of the unified patent court (upc) registered

Free format text: CASE NUMBER: UPC_APP_0004086_4030003/2026

Effective date: 20260204

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20260324

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20251224

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20251224

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20260324