DE69729271D1 - Steuersystem einer hydraulischen Pumpe - Google Patents
Steuersystem einer hydraulischen PumpeInfo
- Publication number
- DE69729271D1 DE69729271D1 DE69729271T DE69729271T DE69729271D1 DE 69729271 D1 DE69729271 D1 DE 69729271D1 DE 69729271 T DE69729271 T DE 69729271T DE 69729271 T DE69729271 T DE 69729271T DE 69729271 D1 DE69729271 D1 DE 69729271D1
- Authority
- DE
- Germany
- Prior art keywords
- control system
- hydraulic pump
- hydraulic
- 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.)
- Expired - Fee Related
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
- F04B49/002—Hydraulic systems to change the pump delivery
-
- 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
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D31/00—Use of speed-sensing governors to control combustion engines, not otherwise provided for
- F02D31/001—Electric control of rotation 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
- F04B17/00—Pumps characterised by combination with, or adaptation to, specific driving engines or motors
- F04B17/05—Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by internal-combustion engines
-
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2250/00—Engine control related to specific problems or objectives
- F02D2250/18—Control of the engine output torque
- F02D2250/24—Control of the engine output torque by using an external load, e.g. a generator
-
- 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
- F04B2201/1202—Torque on the axis
-
- 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
-
- 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
- F04B2205/06—Pressure in a (hydraulic) circuit
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2210/00—Working fluid
- F05B2210/10—Kind or type
- F05B2210/11—Kind or type liquid, i.e. incompressible
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S417/00—Pumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Computer Hardware Design (AREA)
- Combustion & Propulsion (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP35784096 | 1996-12-27 | ||
JP8357840A JPH10196606A (ja) | 1996-12-27 | 1996-12-27 | 油圧ポンプの制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69729271D1 true DE69729271D1 (de) | 2004-07-01 |
DE69729271T2 DE69729271T2 (de) | 2004-09-16 |
Family
ID=18456200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69729271T Expired - Fee Related DE69729271T2 (de) | 1996-12-27 | 1997-12-22 | Steuersystem einer hydraulischen Pumpe |
Country Status (7)
Country | Link |
---|---|
US (1) | US5944492A (de) |
EP (1) | EP0851122B1 (de) |
JP (1) | JPH10196606A (de) |
KR (1) | KR100330605B1 (de) |
CN (1) | CN1089867C (de) |
CA (1) | CA2225434C (de) |
DE (1) | DE69729271T2 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3383754B2 (ja) * | 1997-09-29 | 2003-03-04 | 日立建機株式会社 | 油圧建設機械の油圧ポンプのトルク制御装置 |
DE19847949A1 (de) * | 1998-10-09 | 2000-04-13 | Mannesmann Ag | Verfahren und Einrichtung zur Ansteuerung einer Hydraulikpumpe |
JP3790058B2 (ja) * | 1999-01-14 | 2006-06-28 | 株式会社神戸製鋼所 | 油圧ショベルの制御装置 |
DE19919858B4 (de) * | 1999-04-30 | 2007-09-20 | Putzmeister Ag | Fahrbare Arbeitsmaschine mit Fernsteuergerät zu deren Ansteuerung |
US6264432B1 (en) * | 1999-09-01 | 2001-07-24 | Liquid Metronics Incorporated | Method and apparatus for controlling a pump |
JP3561667B2 (ja) * | 1999-11-18 | 2004-09-02 | 新キャタピラー三菱株式会社 | 油圧ポンプの制御装置 |
US6684636B2 (en) | 2001-10-26 | 2004-02-03 | Caterpillar Inc | Electro-hydraulic pump control system |
DE10307190A1 (de) * | 2003-02-20 | 2004-09-16 | O & K Orenstein & Koppel Gmbh | Verfahren zur Steuerung eines Hydrauliksystems einer mobilen Arbeitsmaschine |
US6848254B2 (en) * | 2003-06-30 | 2005-02-01 | Caterpillar Inc. | Method and apparatus for controlling a hydraulic motor |
DK200400409A (da) * | 2004-03-12 | 2004-04-21 | Neg Micon As | Variable capacity oil pump |
JP2006017041A (ja) * | 2004-07-02 | 2006-01-19 | Kobe Steel Ltd | 回転式圧縮機 |
US7316113B2 (en) * | 2004-07-14 | 2008-01-08 | Komatsu Ltd. | Control device for a work machine hydraulic pump used in a work vehicle |
US7560928B2 (en) * | 2004-09-27 | 2009-07-14 | Fonar Corporation | Magnetic resonance imaging system, apparatus and associated methods |
JP2007211725A (ja) * | 2006-02-13 | 2007-08-23 | Denso Corp | エンジントルク推定装置 |
KR101293379B1 (ko) | 2006-07-13 | 2013-08-05 | 두산인프라코어 주식회사 | 유압펌프 제어방법 |
JP4812843B2 (ja) * | 2007-01-18 | 2011-11-09 | 株式会社小松製作所 | エンジンの制御装置及びその制御方法 |
SE533307C2 (sv) * | 2008-05-29 | 2010-08-17 | Scania Cv Abp | Styrning av hydraulisk enhet |
KR100919436B1 (ko) * | 2008-06-03 | 2009-09-29 | 볼보 컨스트럭션 이키프먼트 홀딩 스웨덴 에이비 | 복수의 가변용량형 유압펌프 토오크 제어시스템 및 그제어방법 |
KR101527219B1 (ko) * | 2008-12-22 | 2015-06-08 | 두산인프라코어 주식회사 | 건설기계의 유압펌프 제어장치 |
DE112011100048B4 (de) * | 2010-05-20 | 2013-09-26 | Komatsu Ltd. | Arbeitsfahrzeug und Steuerverfahren für ein Arbeitsfahrzeug |
US9086143B2 (en) | 2010-11-23 | 2015-07-21 | Caterpillar Inc. | Hydraulic fan circuit having energy recovery |
JP5792488B2 (ja) * | 2011-03-23 | 2015-10-14 | ヤンマー株式会社 | 作業機械の油圧回路 |
JP5805031B2 (ja) * | 2012-08-10 | 2015-11-04 | 三菱重工プラスチックテクノロジー株式会社 | 液圧源制御装置、および、射出成型装置 |
EP2985390B1 (de) * | 2013-04-12 | 2019-07-03 | Doosan Infracore Co., Ltd. | Eine baumaschine mit steuerung einer hydraulischen pumpe und entsprechendes verfahren |
JP6396733B2 (ja) * | 2014-09-22 | 2018-09-26 | オークマ株式会社 | 油圧制御装置 |
US9534616B2 (en) | 2015-01-16 | 2017-01-03 | Caterpillar Inc. | System for estimating a sensor output |
US9404516B1 (en) | 2015-01-16 | 2016-08-02 | Caterpillar Inc. | System for estimating a sensor output |
JP6587247B2 (ja) * | 2015-05-08 | 2019-10-09 | キャタピラー エス エー アール エル | 作業機械の制御装置および制御方法 |
US9869311B2 (en) | 2015-05-19 | 2018-01-16 | Caterpillar Inc. | System for estimating a displacement of a pump |
KR102471489B1 (ko) * | 2015-07-15 | 2022-11-28 | 현대두산인프라코어(주) | 건설기계 및 건설기계의 제어 방법 |
CN105010573A (zh) * | 2015-07-28 | 2015-11-04 | 天津市柏纳德生物技术有限公司 | 具有预留可调空间的干法生产婴幼儿乳粉的配方 |
GB2546485A (en) | 2016-01-15 | 2017-07-26 | Artemis Intelligent Power Ltd | Hydraulic apparatus comprising synthetically commutated machine, and operating method |
DE102016222139A1 (de) * | 2016-11-11 | 2018-05-17 | Robert Bosch Gmbh | Verfahren zum Betreiben einer Axialkolbenmaschine in Schrägscheibenbauweise |
CN106647385B (zh) * | 2016-12-06 | 2019-12-31 | 中联重科股份有限公司 | 一种功率平衡控制设备、方法、***及工程机械 |
CN109358494A (zh) * | 2018-10-22 | 2019-02-19 | 北京航空航天大学 | 用于主动负载敏感电动静液作动器的压力随动阀控制方法 |
US11280358B2 (en) | 2019-03-07 | 2022-03-22 | Jihostroj A.S. | Method for monitoring the condition of the hydraulic system |
CN113757332B (zh) * | 2021-09-02 | 2024-02-20 | 浙江大学 | 一种机械液压复合传动***及控制方法 |
CN115324150B (zh) * | 2022-08-25 | 2023-09-05 | 江苏徐工工程机械研究院有限公司 | 挖掘装载机控制方法以及挖掘装载机 |
CN117419041B (zh) * | 2023-12-18 | 2024-06-14 | 中国第一汽车股份有限公司 | 一种电子油泵的控制方法及装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1010794B (zh) * | 1986-01-11 | 1990-12-12 | 日立建机株式会社 | 液压泵输入功率控制*** |
IN171213B (de) * | 1988-01-27 | 1992-08-15 | Hitachi Construction Machinery | |
JP2680459B2 (ja) * | 1990-03-07 | 1997-11-19 | 株式会社東芝 | 油圧エレベータの制御装置 |
US5267441A (en) * | 1992-01-13 | 1993-12-07 | Caterpillar Inc. | Method and apparatus for limiting the power output of a hydraulic system |
DE4307827A1 (de) * | 1992-04-03 | 1993-10-07 | Barmag Barmer Maschf | Hydrauliksystem |
KR950019129A (ko) * | 1993-12-30 | 1995-07-22 | 김무 | 유압식 건설기계의 엔진-펌프 제어장치 및 방법 |
DE4431341A1 (de) * | 1994-09-02 | 1996-03-07 | Sachsenhydraulik Gmbh | Elektrohydraulische Folgesteuerung |
US5999872A (en) * | 1996-02-15 | 1999-12-07 | Kabushiki Kaisha Kobe Seiko Sho | Control apparatus for hydraulic excavator |
-
1996
- 1996-12-27 JP JP8357840A patent/JPH10196606A/ja not_active Withdrawn
-
1997
- 1997-12-04 KR KR1019970066050A patent/KR100330605B1/ko not_active IP Right Cessation
- 1997-12-22 DE DE69729271T patent/DE69729271T2/de not_active Expired - Fee Related
- 1997-12-22 CA CA002225434A patent/CA2225434C/en not_active Expired - Fee Related
- 1997-12-22 US US08/995,514 patent/US5944492A/en not_active Expired - Fee Related
- 1997-12-22 EP EP97310426A patent/EP0851122B1/de not_active Expired - Lifetime
- 1997-12-26 CN CN97123289A patent/CN1089867C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR19980063807A (ko) | 1998-10-07 |
US5944492A (en) | 1999-08-31 |
CN1089867C (zh) | 2002-08-28 |
CA2225434A1 (en) | 1998-06-27 |
KR100330605B1 (ko) | 2002-07-12 |
EP0851122A3 (de) | 1999-09-22 |
EP0851122B1 (de) | 2004-05-26 |
JPH10196606A (ja) | 1998-07-31 |
CN1186915A (zh) | 1998-07-08 |
EP0851122A2 (de) | 1998-07-01 |
CA2225434C (en) | 2004-04-27 |
DE69729271T2 (de) | 2004-09-16 |
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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 |