DE3861719D1 - Pumpturbine mit veraenderlicher drehzahl. - Google Patents

Pumpturbine mit veraenderlicher drehzahl.

Info

Publication number
DE3861719D1
DE3861719D1 DE8888120159T DE3861719T DE3861719D1 DE 3861719 D1 DE3861719 D1 DE 3861719D1 DE 8888120159 T DE8888120159 T DE 8888120159T DE 3861719 T DE3861719 T DE 3861719T DE 3861719 D1 DE3861719 D1 DE 3861719D1
Authority
DE
Germany
Prior art keywords
variable speed
pump turbine
turbine
pump
variable
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 - Lifetime
Application number
DE8888120159T
Other languages
English (en)
Inventor
Takao Kuwabara
Hisao Inoue
Hiroto Nakagawa
Eizo Kita
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.)
Kansai Electric Power Co Inc
Hitachi Ltd
Original Assignee
Kansai Electric Power Co Inc
Hitachi Ltd
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
Priority claimed from JP62318850A external-priority patent/JP2796298B2/ja
Priority claimed from JP62318846A external-priority patent/JP2644787B2/ja
Application filed by Kansai Electric Power Co Inc, Hitachi Ltd filed Critical Kansai Electric Power Co Inc
Application granted granted Critical
Publication of DE3861719D1 publication Critical patent/DE3861719D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B15/00—Controlling
    • F03B15/02—Controlling by varying liquid flow
    • F03B15/04—Controlling by varying liquid flow of turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B15/00—Controlling
    • F03B15/02—Controlling by varying liquid flow
    • F03B15/04—Controlling by varying liquid flow of turbines
    • F03B15/06—Regulating, i.e. acting automatically
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy
DE8888120159T 1987-12-18 1988-12-02 Pumpturbine mit veraenderlicher drehzahl. Expired - Lifetime DE3861719D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP62318850A JP2796298B2 (ja) 1987-12-18 1987-12-18 可変速揚水プラント
JP62318846A JP2644787B2 (ja) 1987-12-18 1987-12-18 可変速揚水システム

Publications (1)

Publication Number Publication Date
DE3861719D1 true DE3861719D1 (de) 1991-03-07

Family

ID=26569532

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888120159T Expired - Lifetime DE3861719D1 (de) 1987-12-18 1988-12-02 Pumpturbine mit veraenderlicher drehzahl.

Country Status (4)

Country Link
US (1) US5026256A (de)
EP (1) EP0320718B1 (de)
KR (1) KR920008189B1 (de)
DE (1) DE3861719D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2675211B1 (fr) * 1991-04-12 1993-08-06 Neyrpic Dispositif de reglage de la vitesse de rotation d'une machine hydraulique reversible fonctionnant en turbine.
US5240380A (en) * 1991-05-21 1993-08-31 Sundstrand Corporation Variable speed control for centrifugal pumps
DE4201100A1 (de) * 1992-01-17 1993-07-22 Klein Schanzlin & Becker Ag Einrichtung zur regelung des foerderstroms einer kreiselpumpe in geschlossenem rohrnetz
US6494685B2 (en) * 2001-03-29 2002-12-17 Kadant, Inc. Pump and motor assembly with constant pressure output
US8337166B2 (en) * 2001-11-26 2012-12-25 Shurflo, Llc Pump and pump control circuit apparatus and method
US8540493B2 (en) 2003-12-08 2013-09-24 Sta-Rite Industries, Llc Pump control system and method
US8602745B2 (en) 2004-08-26 2013-12-10 Pentair Water Pool And Spa, Inc. Anti-entrapment and anti-dead head function
US8469675B2 (en) 2004-08-26 2013-06-25 Pentair Water Pool And Spa, Inc. Priming protection
US8043070B2 (en) * 2004-08-26 2011-10-25 Pentair Water Pool And Spa, Inc. Speed control
US7686589B2 (en) 2004-08-26 2010-03-30 Pentair Water Pool And Spa, Inc. Pumping system with power optimization
US7874808B2 (en) * 2004-08-26 2011-01-25 Pentair Water Pool And Spa, Inc. Variable speed pumping system and method
US7845913B2 (en) 2004-08-26 2010-12-07 Pentair Water Pool And Spa, Inc. Flow control
US8019479B2 (en) 2004-08-26 2011-09-13 Pentair Water Pool And Spa, Inc. Control algorithm of variable speed pumping system
US8480373B2 (en) 2004-08-26 2013-07-09 Pentair Water Pool And Spa, Inc. Filter loading
MX2011003708A (es) 2008-10-06 2011-06-16 Pentair Water Pool & Spa Inc Metodo para operar un sistema de seguridad para alivio de vacio.
US8436559B2 (en) 2009-06-09 2013-05-07 Sta-Rite Industries, Llc System and method for motor drive control pad and drive terminals
US9556874B2 (en) 2009-06-09 2017-01-31 Pentair Flow Technologies, Llc Method of controlling a pump and motor
US8564233B2 (en) 2009-06-09 2013-10-22 Sta-Rite Industries, Llc Safety system and method for pump and motor
CA2820887C (en) 2010-12-08 2019-10-22 Pentair Water Pool And Spa, Inc. Discharge vacuum relief valve for safety vacuum release system
WO2013067206A1 (en) 2011-11-01 2013-05-10 Pentair Water Pool And Spa, Inc. Flow locking system and method
CN102705151A (zh) * 2012-06-28 2012-10-03 谢宝忠 一种水轮机组变速运行方法及系统
US9885360B2 (en) 2012-10-25 2018-02-06 Pentair Flow Technologies, Llc Battery backup sump pump systems and methods
US10132305B2 (en) 2014-01-07 2018-11-20 Fluid Handling Llc Variable speed multi-pump application for providing energy saving by calculating and compensating for friction loss using speed reference
US11898531B2 (en) 2020-02-10 2024-02-13 Hitachi Mitsubishi Hydro Corporation Variable speed pumping systems

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1140128A (en) * 1966-05-20 1969-01-15 English Electric Co Ltd Improvements relating to hydraulic turbines and pump turbines
JPS6024314B2 (ja) * 1976-07-26 1985-06-12 株式会社日立製作所 水車起動方法
US4382745A (en) * 1977-05-20 1983-05-10 Hitachi, Ltd. Method of controlling wicket gates of a pump-turbine
JPS5440946A (en) * 1977-09-07 1979-03-31 Hitachi Ltd Controlling method for pump waterwheel
JPS54145827A (en) * 1978-04-13 1979-11-14 Hitachi Ltd Pump water wheel control
US4474528A (en) * 1980-01-07 1984-10-02 Hitachi, Ltd. Water wheel operation control method and apparatus therefor
US4610599A (en) * 1983-09-01 1986-09-09 Allis-Chalmers Corporation Apparatus for controlling a hydraulic turbine
JPS61149583A (ja) * 1984-12-21 1986-07-08 Hitachi Ltd 可変速のポンプ水車またはポンプの起動方法
JPH0634625B2 (ja) * 1985-01-28 1994-05-02 関西電力株式会社 可変速水車発電装置
JPS61175271A (ja) * 1985-01-29 1986-08-06 Toshiba Corp ポンプ水車の運転制御方法
JPS6218069A (ja) * 1985-07-16 1987-01-27 Toshiba Corp 半導体装置
EP0220492B1 (de) * 1985-09-25 1991-03-06 Hitachi, Ltd. Regelsystem für einen hydraulischen Turbinengenerator mit variabler Geschwindigkeit
DE3770332D1 (de) * 1986-04-30 1991-07-04 Hitachi Ltd Energiegeneratorsystem vom pumpen-aufschlagstyp mit veraenderlicher geschwindigkeit.
JP2585233B2 (ja) * 1986-10-17 1997-02-26 株式会社日立製作所 可変速水車発電装置

Also Published As

Publication number Publication date
KR890010415A (ko) 1989-08-08
EP0320718A1 (de) 1989-06-21
US5026256A (en) 1991-06-25
KR920008189B1 (ko) 1992-09-25
EP0320718B1 (de) 1991-01-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition