EP0897062A3 - Druckregelkreis für mehrere Hydropumpen mit Druckmittler - Google Patents
Druckregelkreis für mehrere Hydropumpen mit Druckmittler Download PDFInfo
- Publication number
- EP0897062A3 EP0897062A3 EP98113906A EP98113906A EP0897062A3 EP 0897062 A3 EP0897062 A3 EP 0897062A3 EP 98113906 A EP98113906 A EP 98113906A EP 98113906 A EP98113906 A EP 98113906A EP 0897062 A3 EP0897062 A3 EP 0897062A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- pressure
- working
- control circuit
- hydraulic pump
- averager
- 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
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
- F04B49/12—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 by varying the length of stroke of the working members
-
- 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
- F04B2207/00—External parameters
- F04B2207/01—Load in general
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19735110 | 1997-08-13 | ||
DE19735110A DE19735110B4 (de) | 1997-08-13 | 1997-08-13 | Regelvorrichtung mit Druckmittler |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0897062A2 EP0897062A2 (de) | 1999-02-17 |
EP0897062A3 true EP0897062A3 (de) | 1999-12-01 |
EP0897062B1 EP0897062B1 (de) | 2003-09-03 |
Family
ID=7838874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98113906A Expired - Lifetime EP0897062B1 (de) | 1997-08-13 | 1998-07-24 | Druckregelkreis für mehrere Hydropumpen mit Druckmittler |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0897062B1 (de) |
DE (2) | DE19735110B4 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10024696B4 (de) * | 2000-05-18 | 2006-05-04 | Daimlerchrysler Ag | Pumpenanordnung |
DE10119237B4 (de) * | 2001-04-19 | 2005-08-11 | Brueninghaus Hydromatik Gmbh | Druckmittler |
DE10151401A1 (de) * | 2001-10-18 | 2003-05-08 | Brueninghaus Hydromatik Gmbh | Summenleistungsregler und Druckmittler |
CN114934897A (zh) * | 2022-03-17 | 2022-08-23 | 广东科达液压技术有限公司 | 基于变量柱塞泵的控制机构 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4248573A (en) * | 1978-09-22 | 1981-02-03 | Kabushiki Kaisha Komatsu Seisakusho | Hydraulic control system for variable displacement pump |
DE3407827A1 (de) * | 1983-03-24 | 1984-10-04 | Hydromatik GmbH, 7915 Elchingen | Druckmittler |
EP0133870A1 (de) * | 1983-06-28 | 1985-03-13 | Hydromatik GmbH | Regelvorrichtung für mehrere aus hydrostatischen Getrieben bestehende Antriebsaggregate |
EP0144788A1 (de) * | 1983-11-08 | 1985-06-19 | Hydromatik GmbH | Leistungs-Regelvorrichtung für einen hydrostatischen Antrieb mit Fördermengeneinstellung |
DE4018700A1 (de) * | 1990-06-11 | 1991-12-12 | Linde Ag | Leistungsregelung fuer eine hydraulisch verstellbare pumpe |
EP0610940A1 (de) * | 1993-02-11 | 1994-08-17 | DAEWOO HEAVY INDUSTRIES Co. Ltd. | Regler für eine Pumpe mit veränderlicher Förderleistung |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3408105A1 (de) * | 1984-03-05 | 1985-09-12 | Hydromatik GmbH, 7915 Elchingen | Summenleistungs-regelvorrichtung fuer eine wenigstens zwei pumpen oder pumpengruppen mit veraenderlichem foerdervolumen und mit einem gemeinsamen antrieb aufweisende hydrostatische anlage |
-
1997
- 1997-08-13 DE DE19735110A patent/DE19735110B4/de not_active Expired - Fee Related
-
1998
- 1998-07-24 DE DE59809468T patent/DE59809468D1/de not_active Expired - Fee Related
- 1998-07-24 EP EP98113906A patent/EP0897062B1/de not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4248573A (en) * | 1978-09-22 | 1981-02-03 | Kabushiki Kaisha Komatsu Seisakusho | Hydraulic control system for variable displacement pump |
DE3407827A1 (de) * | 1983-03-24 | 1984-10-04 | Hydromatik GmbH, 7915 Elchingen | Druckmittler |
EP0133870A1 (de) * | 1983-06-28 | 1985-03-13 | Hydromatik GmbH | Regelvorrichtung für mehrere aus hydrostatischen Getrieben bestehende Antriebsaggregate |
EP0144788A1 (de) * | 1983-11-08 | 1985-06-19 | Hydromatik GmbH | Leistungs-Regelvorrichtung für einen hydrostatischen Antrieb mit Fördermengeneinstellung |
DE4018700A1 (de) * | 1990-06-11 | 1991-12-12 | Linde Ag | Leistungsregelung fuer eine hydraulisch verstellbare pumpe |
EP0610940A1 (de) * | 1993-02-11 | 1994-08-17 | DAEWOO HEAVY INDUSTRIES Co. Ltd. | Regler für eine Pumpe mit veränderlicher Förderleistung |
Non-Patent Citations (1)
Title |
---|
BRUECKLE F.: "Energy efficient pumps and controls for multiple pump excavator circuits", PROCEEDINGS OF THE NATIONAL CONFERENCE ON FLUID POWER, vol. 34, 1981, Cleveland, Ohio, pages 77 - 103, XP002117376 * |
Also Published As
Publication number | Publication date |
---|---|
EP0897062A2 (de) | 1999-02-17 |
DE19735110B4 (de) | 2004-09-16 |
DE59809468D1 (de) | 2003-10-09 |
EP0897062B1 (de) | 2003-09-03 |
DE19735110A1 (de) | 1999-02-25 |
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