EP1207304A4 - Pump control method and pump control device - Google Patents

Pump control method and pump control device

Info

Publication number
EP1207304A4
EP1207304A4 EP00966500A EP00966500A EP1207304A4 EP 1207304 A4 EP1207304 A4 EP 1207304A4 EP 00966500 A EP00966500 A EP 00966500A EP 00966500 A EP00966500 A EP 00966500A EP 1207304 A4 EP1207304 A4 EP 1207304A4
Authority
EP
European Patent Office
Prior art keywords
pump control
control device
control method
pump
control
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.)
Withdrawn
Application number
EP00966500A
Other languages
German (de)
French (fr)
Other versions
EP1207304A1 (en
Inventor
Hideo Konishi
Kenji Arai
Seiichi Akiyama
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.)
Caterpillar SARL
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 filed Critical
Publication of EP1207304A1 publication Critical patent/EP1207304A1/en
Publication of EP1207304A4 publication Critical patent/EP1207304A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/08—Regulating by delivery pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00—Pump parameters
    • F04B2201/12—Parameters of driving or driven means
    • F04B2201/1204—Position of a rotating inclined plate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2201/00—Pump parameters
    • F04B2201/12—Parameters of driving or driven means
    • F04B2201/1205—Position of a non-rotating inclined plate
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2203/00—Motor parameters
    • F04B2203/06—Motor parameters of internal combustion engines
    • F04B2203/0605—Rotational speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B2205/00—Fluid parameters
    • F04B2205/05—Pressure after the pump outlet
EP00966500A 2000-03-31 2000-10-16 Pump control method and pump control device Withdrawn EP1207304A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000098405 2000-03-31
JP2000098405A JP3697136B2 (en) 2000-03-31 2000-03-31 Pump control method and pump control apparatus
PCT/JP2000/007152 WO2001075309A1 (en) 2000-03-31 2000-10-16 Pump control method and pump control device

Publications (2)

Publication Number Publication Date
EP1207304A1 EP1207304A1 (en) 2002-05-22
EP1207304A4 true EP1207304A4 (en) 2010-10-13

Family

ID=18612889

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00966500A Withdrawn EP1207304A4 (en) 2000-03-31 2000-10-16 Pump control method and pump control device

Country Status (4)

Country Link
EP (1) EP1207304A4 (en)
JP (1) JP3697136B2 (en)
CN (1) CN1178003C (en)
WO (1) WO2001075309A1 (en)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4675320B2 (en) * 2004-04-08 2011-04-20 株式会社小松製作所 Hydraulic drive device for work machine
JP4667083B2 (en) * 2005-03-09 2011-04-06 株式会社加藤製作所 Hydraulic control device
JP4804137B2 (en) * 2005-12-09 2011-11-02 株式会社小松製作所 Engine load control device for work vehicle
CN100406649C (en) * 2005-12-26 2008-07-30 三一重工股份有限公司 Control method and apparatus for omnirange stepless speed-adjusting travel drive of milling machine
JP2008019755A (en) * 2006-07-12 2008-01-31 Denso Corp Control device of electric fuel pump
JP4853921B2 (en) 2007-02-14 2012-01-11 キャタピラー エス エー アール エル Aircraft diagnosis system
US8057355B2 (en) * 2008-03-31 2011-11-15 GM Global Technology Operations LLC Hydraulic control system for multi-mode hybrid transmission and method of regulating the same
CN101487343B (en) * 2009-01-14 2011-01-19 三一重工股份有限公司 Control method, apparatus and system for concrete pump vehicle
JP5859733B2 (en) * 2011-03-08 2016-02-16 極東開発工業株式会社 Concrete pump truck
CN102828942B (en) * 2011-06-16 2015-11-18 中联重科股份有限公司 The constant power control device of variable displacement pump, method and the concrete pump set
CN102418689B (en) * 2011-10-31 2013-03-27 长沙中联重科环卫机械有限公司 Variable pump control system and method, hydraulic walking equipment and control method thereof
DE102011120665B4 (en) * 2011-12-09 2023-12-21 Robert Bosch Gmbh Method for operating a drive system comprising a hydrostatic drive unit
CN102734144B (en) * 2012-06-15 2016-02-10 三一重机有限公司 Flow distributing system and flow allocation method
JP6018442B2 (en) * 2012-07-10 2016-11-02 川崎重工業株式会社 Tilt angle control device
WO2014127356A1 (en) * 2013-02-15 2014-08-21 Parker-Hannifin Corporation Variable load sense open center hybrid system
JP5809657B2 (en) * 2013-03-29 2015-11-11 日立建機株式会社 7 ton class hydraulic excavator
JP2015068232A (en) * 2013-09-27 2015-04-13 ヤンマー株式会社 Work vehicle
CN103925089B (en) * 2014-04-09 2017-01-04 三一汽车起重机械有限公司 Engineering machinery, dynamic energy saving method and system
KR102478297B1 (en) * 2016-01-07 2022-12-16 현대두산인프라코어(주) Control device and control method for construction machine
NO343276B1 (en) * 2016-11-30 2019-01-14 Impact Solutions As A method of controlling a prime mover and a plant for controlling the delivery of a pressurized fluid in a conduit
CN107725505A (en) * 2017-09-25 2018-02-23 柳工常州机械有限公司 Hydraulic system with different accessory flow regulating functions
CN107630871A (en) * 2017-11-13 2018-01-26 柳工常州机械有限公司 Hydraulic system
KR102484104B1 (en) * 2018-01-31 2023-01-04 현대두산인프라코어(주) Travelling control appatatus and method of construction machine
JP7330263B2 (en) * 2019-03-29 2023-08-21 住友建機株式会社 Excavator
KR20210143740A (en) * 2019-03-29 2021-11-29 스미토모 겐키 가부시키가이샤 shovel
CN114294210A (en) * 2021-12-23 2022-04-08 博世力士乐（常州）有限公司 Multi-gear pump with delay gear switching function
CN114576128B (en) * 2022-02-09 2023-03-31 中联重科股份有限公司 Control method, processor and control device for pumping equipment and pumping equipment

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0617670B2 (en) * 1985-10-28 1994-03-09 川崎重工業株式会社 Input control device for hydraulic pump
JP2681841B2 (en) * 1990-08-02 1997-11-26 油研工業株式会社 Control device for variable displacement pump
JPH10220359A (en) * 1997-01-31 1998-08-18 Komatsu Ltd Controller for variable capacity pump
JPH11125187A (en) * 1997-10-22 1999-05-11 Shin Caterpillar Mitsubishi Ltd Control device of variable displacement hydraulic pump

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO0175309A1 *

Also Published As

Publication number Publication date
CN1178003C (en) 2004-12-01
WO2001075309A1 (en) 2001-10-11
JP3697136B2 (en) 2005-09-21
EP1207304A1 (en) 2002-05-22
CN1353794A (en) 2002-06-12
JP2001280256A (en) 2001-10-10

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Legal Events

Date Code Title Description
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

17P Request for examination filed

Effective date: 20020405

RBV Designated contracting states (corrected)

Designated state(s): BE DE FR

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CATERPILLAR JAPAN LTD.

A4 Supplementary search report drawn up and despatched

Effective date: 20100915

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: CATERPILLAR SARL

17Q First examination report despatched

Effective date: 20110126

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20110607