EP0884476A3 - Druckbegrenzungsregelungskreis für den sicheren Betrieb einer verstellbaren hydraulischen Radial-, Axialkolbenpumpe oder Flügelzellenmaschine - Google Patents
Druckbegrenzungsregelungskreis für den sicheren Betrieb einer verstellbaren hydraulischen Radial-, Axialkolbenpumpe oder Flügelzellenmaschine Download PDFInfo
- Publication number
- EP0884476A3 EP0884476A3 EP98105057A EP98105057A EP0884476A3 EP 0884476 A3 EP0884476 A3 EP 0884476A3 EP 98105057 A EP98105057 A EP 98105057A EP 98105057 A EP98105057 A EP 98105057A EP 0884476 A3 EP0884476 A3 EP 0884476A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- control circuit
- variable displacement
- piston pump
- safe operation
- hydraulic piston
- 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
- F04B49/10—Other safety measures
-
- 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
- F04B2205/00—Fluid parameters
- F04B2205/06—Pressure in a (hydraulic) circuit
- F04B2205/061—Pressure in a (hydraulic) circuit after a throttle
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Control Of Positive-Displacement Pumps (AREA)
- Details And Applications Of Rotary Liquid Pumps (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19724870 | 1997-06-12 | ||
DE19724870A DE19724870A1 (de) | 1997-06-12 | 1997-06-12 | Verstellbare hydraulische Arbeitsmaschine |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0884476A2 EP0884476A2 (de) | 1998-12-16 |
EP0884476A3 true EP0884476A3 (de) | 1999-02-03 |
EP0884476B1 EP0884476B1 (de) | 2003-10-22 |
Family
ID=7832281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98105057A Expired - Lifetime EP0884476B1 (de) | 1997-06-12 | 1998-03-20 | Druckbegrenzungsregelungskreis für den sicheren Betrieb einer verstellbaren hydraulischen Radial-, Axialkolbenpumpe oder Flügelzellenmaschine |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0884476B1 (de) |
JP (1) | JPH1150968A (de) |
DE (2) | DE19724870A1 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100485196C (zh) * | 2006-02-11 | 2009-05-06 | 中国矿业大学 | 具有液控或电液控两种工作方式的电液卸载阀 |
WO2013037582A1 (de) | 2011-09-16 | 2013-03-21 | Robert Bosch Gmbh | Versteileinrichtung für eine hydrostatische maschine und hydrostatische maschine |
FR2993940B1 (fr) * | 2012-07-24 | 2018-11-09 | Poclain Hydraulics Industrie | Circuit de commande hydraulique avec securite en cas de coupure de commande |
DE102016014361A1 (de) | 2016-12-02 | 2018-06-07 | Alpha Fluid Hydrauliksysteme Müller GmbH | Proportionalventil in Hydrauliksystemen |
DE102017222355A1 (de) * | 2017-12-11 | 2019-06-13 | Robert Bosch Gmbh | Ansteuervorrichtung mit elektroproportionalem Regelverhalten und Doppel-Magnetspule |
DE102021118806B3 (de) | 2021-07-21 | 2022-10-13 | Pierburg Pump Technology Gmbh | Verfahren zur Steuerung einer elektrisch angetriebenen Fluidpumpe für ein Fahrzeug und eine elektrisch angetriebene Fluidpumpe für ein Fahrzeug |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140397A1 (de) * | 1981-10-10 | 1983-04-28 | Robert Bosch Gmbh, 7000 Stuttgart | Vorgesteuerte vorrichtung zur lastunabhaengigen regelung eines druckmittelstroms proportional zu einem elektrischen eingangssignal |
DE3629638A1 (de) * | 1985-09-02 | 1987-03-12 | Yuken Kogyo Co Ltd | Kolbenpumpe mit variierbarer verdraengung |
DE4115606A1 (de) * | 1991-05-14 | 1992-11-19 | Putzmeister Maschf | Ueberlast-schutzeinrichtung fuer einen als brennkraftmaschine ausgebildeten antriebsmotor einer hauptpumpe eines hydraulischen druckversorgungsaggregats |
DE4410719A1 (de) * | 1994-03-28 | 1995-10-05 | Bosch Gmbh Robert | Elektrohydraulisch verstellbare Pumpe |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4327313C2 (de) * | 1993-08-13 | 2001-07-05 | Mannesmann Rexroth Ag | Verfahren zur Druckregelung einer hydrostatischen Maschine mit verstellbarem Fördervolumen |
-
1997
- 1997-06-12 DE DE19724870A patent/DE19724870A1/de not_active Ceased
-
1998
- 1998-03-20 EP EP98105057A patent/EP0884476B1/de not_active Expired - Lifetime
- 1998-03-20 DE DE59809947T patent/DE59809947D1/de not_active Expired - Fee Related
- 1998-06-12 JP JP10165278A patent/JPH1150968A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3140397A1 (de) * | 1981-10-10 | 1983-04-28 | Robert Bosch Gmbh, 7000 Stuttgart | Vorgesteuerte vorrichtung zur lastunabhaengigen regelung eines druckmittelstroms proportional zu einem elektrischen eingangssignal |
DE3629638A1 (de) * | 1985-09-02 | 1987-03-12 | Yuken Kogyo Co Ltd | Kolbenpumpe mit variierbarer verdraengung |
DE4115606A1 (de) * | 1991-05-14 | 1992-11-19 | Putzmeister Maschf | Ueberlast-schutzeinrichtung fuer einen als brennkraftmaschine ausgebildeten antriebsmotor einer hauptpumpe eines hydraulischen druckversorgungsaggregats |
DE4410719A1 (de) * | 1994-03-28 | 1995-10-05 | Bosch Gmbh Robert | Elektrohydraulisch verstellbare Pumpe |
Non-Patent Citations (1)
Title |
---|
BOSCH GMBH: "Neues von Bosch", ÖLHYDRAULIK UND PNEUMATIK, vol. 27, no. 4, April 1983 (1983-04-01), Mainz, Deutschland, pages 275 - 276, XP002087125 * |
Also Published As
Publication number | Publication date |
---|---|
JPH1150968A (ja) | 1999-02-23 |
DE19724870A1 (de) | 1998-12-17 |
EP0884476A2 (de) | 1998-12-16 |
EP0884476B1 (de) | 2003-10-22 |
DE59809947D1 (de) | 2003-11-27 |
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