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ES8501051A1 - Perfeccionamientos en un acondicionamiento electro-hidraulico compacto para valvulas de termomaquinas - Google Patents

Perfeccionamientos en un acondicionamiento electro-hidraulico compacto para valvulas de termomaquinas

Info

Publication number
ES8501051A1
ES8501051A1 ES530746A ES530746A ES8501051A1 ES 8501051 A1 ES8501051 A1 ES 8501051A1 ES 530746 A ES530746 A ES 530746A ES 530746 A ES530746 A ES 530746A ES 8501051 A1 ES8501051 A1 ES 8501051A1
Authority
ES
Spain
Prior art keywords
pressure
charging
accumulator
switched
pump
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
Application number
ES530746A
Other languages
English (en)
Other versions
ES530746A0 (es
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.)
Kraftwerk Union AG
Original Assignee
Kraftwerk Union AG
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 Kraftwerk Union AG filed Critical Kraftwerk Union AG
Publication of ES8501051A1 publication Critical patent/ES8501051A1/es
Publication of ES530746A0 publication Critical patent/ES530746A0/es
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/20—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted
    • F01D17/22—Devices dealing with sensing elements or final actuators or transmitting means between them, e.g. power-assisted the operation or power assistance being predominantly non-mechanical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
    • F15B15/18—Combined units comprising both motor and pump

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Fluid-Pressure Circuits (AREA)

Abstract

PERFECCIONAMIENTOS EN UN ACONDICIONAMIENTO ELECTROHIDRAULICO COMPACTO PARA VALVULAS DE TERMOMAQUINAS.CONSISTE EN QUE: A) LA PRESION DEL SISTEMA SOBRE EL LADO IMPELENTE DEL SISTEMA HIDRAULICO DE ALIMENTACION ES UN MULTIPLO DE LA PRESION DEL SISTEMA; B) LA ALIMENTACION DEL LIQUIDO A PRESION SE FIJA, PARA PRESERVAR LA BOMBA (B1) Y PARA AHORRAR ENERGIA PARA FUNCIONAMIENTO EN CARGA INTERMITENTE, ENTRE UNA PRESION DE CARGA INFERIOR (PM) Y UNA PRESION DE CARGA SUPERIOR (PMAX); C) CARGANDO LA BOMBA (B1) EN FUNCIONAMIENTO DE CARGA EL O LOS ACUMULADORES (B2) HASTA ALCANZARSE LA PRESION DE CARGA SUPERIOR (PMAX) Y REBOMBEA EL FUNCIONAMIENTO INVERSO EXENTO DE PRESION, AL LIQUIDO HIDRAULICO, HASTA EL RECIPIENTE DE FLUIDO A PRESION (A10).
ES530746A 1983-03-16 1984-03-16 Perfeccionamientos en un acondicionamiento electro-hidraulico compacto para valvulas de termomaquinas Granted ES530746A0 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3309421 1983-03-16
DE19843400488 DE3400488A1 (de) 1983-03-16 1984-01-09 Elektrohydraulischer kompaktantrieb fuer ventile von turbomaschinen, insbesondere turbinen

Publications (2)

Publication Number Publication Date
ES8501051A1 true ES8501051A1 (es) 1984-11-01
ES530746A0 ES530746A0 (es) 1984-11-01

Family

ID=25809121

Family Applications (1)

Application Number Title Priority Date Filing Date
ES530746A Granted ES530746A0 (es) 1983-03-16 1984-03-16 Perfeccionamientos en un acondicionamiento electro-hidraulico compacto para valvulas de termomaquinas

Country Status (5)

Country Link
US (1) US4627235A (es)
EP (1) EP0119543A3 (es)
DE (1) DE3400488A1 (es)
ES (1) ES530746A0 (es)
IN (1) IN162683B (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3611501A1 (de) * 1986-04-05 1987-10-08 Bbc Brown Boveri & Cie Antrieb zur erzeugung einer linearen bewegung fuer einen verbraucher
US5527161A (en) * 1992-02-13 1996-06-18 Cybor Corporation Filtering and dispensing system
US5490765A (en) * 1993-05-17 1996-02-13 Cybor Corporation Dual stage pump system with pre-stressed diaphragms and reservoir
DE19719080C1 (de) * 1997-04-30 1998-09-10 Mannesmann Ag Elektrohydraulisches Betätigungsgerät für Bremsen für Industrieanlagen
US6962944B2 (en) 2001-07-31 2005-11-08 Arqule, Inc. Pharmaceutical compositions containing beta-lapachone, or derivatives or analogs thereof, and methods of using same
US7074824B2 (en) 2001-07-31 2006-07-11 Arqule, Inc. Pharmaceutical compositions containing beta-lapachone, or derivatives or analogs thereof, and methods of using same
JP3890229B2 (ja) * 2001-12-27 2007-03-07 株式会社コガネイ 薬液供給装置および薬液供給装置の脱気方法
JP3947398B2 (ja) * 2001-12-28 2007-07-18 株式会社コガネイ 薬液供給装置および薬液供給方法
CN1815040A (zh) * 2005-02-06 2006-08-09 何扬东 一种混凝土泵液压系统辅助蓄能增流装置（二）
CN1815041A (zh) * 2005-02-06 2006-08-09 何扬东 一种混凝土泵液压系统辅助蓄能增流装置
WO2013177437A1 (en) * 2012-05-25 2013-11-28 Kimray, Inc. Electro-hydraulic valve positioner
US10064323B2 (en) 2014-01-24 2018-09-04 Kinze Manufacturing, Inc. Agricultural implement with electro-hydraulic cylinders
CN114109939B (zh) * 2021-11-10 2024-10-29 凤凰汇通(杭州)科技有限公司 一种油缸高速运动伺服控制节能液压系统

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2714854A (en) * 1952-03-28 1955-08-09 Oilgear Co System for maintaining accumulator pressures within close limits
DE1425684A1 (de) * 1962-08-04 1969-03-20 Rexroth Gmbh G L Druckregelventil fuer hydraulische und pneumatische Anlagen
FR1346796A (fr) * 1963-02-09 1963-12-20 Nakskov Skibsvaerft As Vanne télécommandée
US3832095A (en) * 1971-08-30 1974-08-27 Honda Motor Co Ltd Fluid pressure accumulating apparatus
US3906726A (en) * 1974-12-20 1975-09-23 Halliburton Co Positioner methods and apparatus
US4065094A (en) * 1976-08-19 1977-12-27 Parker-Hannifin Corporation Hydraulic actuator
IT1073144B (it) * 1976-10-28 1985-04-13 Welko Ind Spa Apparecchiatura idraulica per l'alimentazione di liquido a due differenti pressioni ad un dispositivo idraulico
US4164342A (en) * 1976-12-20 1979-08-14 Double A Products Company Variable differential pressure unloading valve apparatus
DE3019602C2 (de) * 1980-05-22 1984-10-11 Kraftwerk Union AG, 4330 Mülheim Elektrohydraulischer Stellantrieb für Turbinenventile
DE3019626C2 (de) * 1980-05-22 1984-06-20 Kraftwerk Union AG, 4330 Mülheim Elektrohydraulischer Stellantrieb für Ventile
DE8121663U1 (de) * 1981-07-23 1981-11-26 Kraftwerk Union AG, 4330 Mülheim Elektrohydraulischer stellantrieb fuer ventile
DE8121690U1 (de) * 1981-07-23 1981-11-26 Kraftwerk Union AG, 4330 Mülheim Elektrohydralischer stellantrieb fuer ventile
DE3129125A1 (de) * 1981-07-23 1983-02-10 Kraftwerk Union AG, 4330 Mülheim "elektrohydraulischer stellantrieb fuer turbinenventile"

Also Published As

Publication number Publication date
EP0119543A3 (de) 1985-12-18
US4627235A (en) 1986-12-09
IN162683B (es) 1988-07-02
DE3400488A1 (de) 1984-09-20
EP0119543A2 (de) 1984-09-26
ES530746A0 (es) 1984-11-01

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