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JPS5266128A - Draft tube - Google Patents

Draft tube

Info

Publication number
JPS5266128A
JPS5266128A JP50141760A JP14176075A JPS5266128A JP S5266128 A JPS5266128 A JP S5266128A JP 50141760 A JP50141760 A JP 50141760A JP 14176075 A JP14176075 A JP 14176075A JP S5266128 A JPS5266128 A JP S5266128A
Authority
JP
Japan
Prior art keywords
draft tube
watre
runner
ribs
turbine
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
JP50141760A
Other languages
Japanese (ja)
Inventor
Junichi Kawamura
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP50141760A priority Critical patent/JPS5266128A/en
Publication of JPS5266128A publication Critical patent/JPS5266128A/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

  • Hydraulic Turbines (AREA)

Abstract

PURPOSE: The generation of vortex core in the draft tube is prevented by projecting a plurality of ribs having the proper shape towards inside on the upper inner-wall of the draft tube positioned just under the runner of a reaction watre-turbine.
COPYRIGHT: (C)1977,JPO&Japio
JP50141760A 1975-11-27 1975-11-27 Draft tube Pending JPS5266128A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50141760A JPS5266128A (en) 1975-11-27 1975-11-27 Draft tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50141760A JPS5266128A (en) 1975-11-27 1975-11-27 Draft tube

Publications (1)

Publication Number Publication Date
JPS5266128A true JPS5266128A (en) 1977-06-01

Family

ID=15299540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50141760A Pending JPS5266128A (en) 1975-11-27 1975-11-27 Draft tube

Country Status (1)

Country Link
JP (1) JPS5266128A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492497A (en) * 1981-03-26 1985-01-08 The British Petroleum Company P.L.C. Apparatus and method for transferring solids
US6918744B2 (en) * 2002-08-21 2005-07-19 Alexander Gokhman Hydraulic turbine and exit stay apparatus therefor
FR2942274A1 (en) * 2009-02-18 2010-08-20 Alstom Hydro France HYDRAULIC ENERGY CONVERSION INSTALLATION AND METHOD OF CONTROLLING SUCH INSTALLATION
CN109441691A (en) * 2018-10-12 2019-03-08 西北农林科技大学 A kind of draft tube band cowling panel Francis turbine

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48100537A (en) * 1972-04-07 1973-12-19

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48100537A (en) * 1972-04-07 1973-12-19

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492497A (en) * 1981-03-26 1985-01-08 The British Petroleum Company P.L.C. Apparatus and method for transferring solids
US6918744B2 (en) * 2002-08-21 2005-07-19 Alexander Gokhman Hydraulic turbine and exit stay apparatus therefor
FR2942274A1 (en) * 2009-02-18 2010-08-20 Alstom Hydro France HYDRAULIC ENERGY CONVERSION INSTALLATION AND METHOD OF CONTROLLING SUCH INSTALLATION
WO2010094887A1 (en) * 2009-02-18 2010-08-26 Alstom Hydro France Hydraulic energy conversion unit and method of controlling such a unit
CN102325988A (en) * 2009-02-18 2012-01-18 阿尔斯通水电设备法国公司 Equipment for conversion of hydraulic energy and control method for such equipment
US8834102B2 (en) 2009-02-18 2014-09-16 Alstom Renewable Technologies Installation for converting hydraulic energy, and a method of controlling such an installation
CN109441691A (en) * 2018-10-12 2019-03-08 西北农林科技大学 A kind of draft tube band cowling panel Francis turbine

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