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JPS53143841A - Control of pump water wheel - Google Patents

Control of pump water wheel

Info

Publication number
JPS53143841A
JPS53143841A JP5921377A JP5921377A JPS53143841A JP S53143841 A JPS53143841 A JP S53143841A JP 5921377 A JP5921377 A JP 5921377A JP 5921377 A JP5921377 A JP 5921377A JP S53143841 A JPS53143841 A JP S53143841A
Authority
JP
Japan
Prior art keywords
water wheel
pump water
control
indispensable
thought
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
Application number
JP5921377A
Other languages
Japanese (ja)
Other versions
JPS6135381B2 (en
Inventor
Hisao Kuwabara
Hiroshi Okumura
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.)
Hitachi Ltd
Original Assignee
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
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5921377A priority Critical patent/JPS53143841A/en
Publication of JPS53143841A publication Critical patent/JPS53143841A/en
Priority to US06/183,374 priority patent/US4382745A/en
Publication of JPS6135381B2 publication Critical patent/JPS6135381B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Control Of Water Turbines (AREA)

Abstract

PURPOSE: To prevent the occurrence of abnormal water pressure, by controlling guide vanes to reduce or eliminate an S-effect in a high head pump water wheel which is so thought that the S-characteristics in a water wheel range are indispensable.
COPYRIGHT: (C)1978,JPO&Japio
JP5921377A 1977-05-20 1977-05-20 Control of pump water wheel Granted JPS53143841A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5921377A JPS53143841A (en) 1977-05-20 1977-05-20 Control of pump water wheel
US06/183,374 US4382745A (en) 1977-05-20 1980-09-02 Method of controlling wicket gates of a pump-turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5921377A JPS53143841A (en) 1977-05-20 1977-05-20 Control of pump water wheel

Publications (2)

Publication Number Publication Date
JPS53143841A true JPS53143841A (en) 1978-12-14
JPS6135381B2 JPS6135381B2 (en) 1986-08-13

Family

ID=13106880

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5921377A Granted JPS53143841A (en) 1977-05-20 1977-05-20 Control of pump water wheel

Country Status (1)

Country Link
JP (1) JPS53143841A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000928A1 (en) * 1978-04-13 1979-11-15 Hitachi Ltd Method of controlling pumping water-wheel
US6042331A (en) * 1997-03-03 2000-03-28 Hitachi, Ltd. Pump-turbine
US6336322B1 (en) 1999-11-09 2002-01-08 Hitachi, Ltd. Method of controlling a pump turbine
US6602044B1 (en) 1999-10-29 2003-08-05 Takao Kuwabara Pump turbine, method of controlling thereof, and method of stopping thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1979000928A1 (en) * 1978-04-13 1979-11-15 Hitachi Ltd Method of controlling pumping water-wheel
US6210100B1 (en) 1997-03-02 2001-04-03 Hitachi, Ltd. Pump-turbine
US6042331A (en) * 1997-03-03 2000-03-28 Hitachi, Ltd. Pump-turbine
EP0864747A3 (en) * 1997-03-03 2001-08-29 Hitachi, Ltd. Closing control for multiple pump-turbines operating in parallel
CN1105237C (en) * 1997-03-03 2003-04-09 株式会社日立制作所 pump water turbine
US6602044B1 (en) 1999-10-29 2003-08-05 Takao Kuwabara Pump turbine, method of controlling thereof, and method of stopping thereof
US6336322B1 (en) 1999-11-09 2002-01-08 Hitachi, Ltd. Method of controlling a pump turbine

Also Published As

Publication number Publication date
JPS6135381B2 (en) 1986-08-13

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