JPS52112035A - Method of controlling closed operation of hydraulic machine - Google Patents

Method of controlling closed operation of hydraulic machine

Info

Publication number
JPS52112035A
JPS52112035A JP2715176A JP2715176A JPS52112035A JP S52112035 A JPS52112035 A JP S52112035A JP 2715176 A JP2715176 A JP 2715176A JP 2715176 A JP2715176 A JP 2715176A JP S52112035 A JPS52112035 A JP S52112035A
Authority
JP
Japan
Prior art keywords
closed operation
hydraulic machine
controlling closed
runner
water
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.)
Pending
Application number
JP2715176A
Other languages
Japanese (ja)
Inventor
Katsumi Senoo
Mitsuo Takase
Takashi Ito
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 JP2715176A priority Critical patent/JPS52112035A/en
Publication of JPS52112035A publication Critical patent/JPS52112035A/en
Pending 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 expansion of a runner in closed operation by increasing the flow of cooling water for the runner or the water leakage of a guide vane or an inlet valve when the temperature of the water around therunner comes above a fixed point.
COPYRIGHT: (C)1977,JPO&Japio
JP2715176A 1976-03-15 1976-03-15 Method of controlling closed operation of hydraulic machine Pending JPS52112035A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2715176A JPS52112035A (en) 1976-03-15 1976-03-15 Method of controlling closed operation of hydraulic machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2715176A JPS52112035A (en) 1976-03-15 1976-03-15 Method of controlling closed operation of hydraulic machine

Publications (1)

Publication Number Publication Date
JPS52112035A true JPS52112035A (en) 1977-09-20

Family

ID=12213036

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2715176A Pending JPS52112035A (en) 1976-03-15 1976-03-15 Method of controlling closed operation of hydraulic machine

Country Status (1)

Country Link
JP (1) JPS52112035A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60102477U (en) * 1983-12-19 1985-07-12 株式会社荏原製作所 Pump device with power recovery device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60102477U (en) * 1983-12-19 1985-07-12 株式会社荏原製作所 Pump device with power recovery device

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