CA2669946C - Turbine a reaction hydraulique et procede permettant de reduire les fluctuations de pression - Google Patents

Turbine a reaction hydraulique et procede permettant de reduire les fluctuations de pression Download PDF

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Publication number
CA2669946C
CA2669946C CA2669946A CA2669946A CA2669946C CA 2669946 C CA2669946 C CA 2669946C CA 2669946 A CA2669946 A CA 2669946A CA 2669946 A CA2669946 A CA 2669946A CA 2669946 C CA2669946 C CA 2669946C
Authority
CA
Canada
Prior art keywords
draft tube
runner
water
opening
pressure fluctuations
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 - Fee Related
Application number
CA2669946A
Other languages
English (en)
Other versions
CA2669946A1 (fr
Inventor
Anders Wedmark
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.)
Andritz Technology and Asset Management GmbH
GE Energy Norway AS
Original Assignee
Andritz Technology and Asset Management GmbH
GE Energy Norway AS
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 Andritz Technology and Asset Management GmbH, GE Energy Norway AS filed Critical Andritz Technology and Asset Management GmbH
Publication of CA2669946A1 publication Critical patent/CA2669946A1/fr
Application granted granted Critical
Publication of CA2669946C publication Critical patent/CA2669946C/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/04—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator for diminishing cavitation or vibration, e.g. balancing
    • 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
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/002—Injecting air or other fluid
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/02—Machines or engines of reaction type; Parts or details peculiar thereto with radial flow at high-pressure side and axial flow at low-pressure side of rotors, e.g. Francis turbines
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydraulic Turbines (AREA)
CA2669946A 2006-11-16 2007-02-27 Turbine a reaction hydraulique et procede permettant de reduire les fluctuations de pression Expired - Fee Related CA2669946C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO20065276 2006-11-16
NO20065276A NO325509B1 (no) 2006-11-16 2006-11-16 Hydraulisk reaksjonsturbin og fremgangsmate for reduksjon av trykkfluktuasjoner
PCT/NO2007/000078 WO2008060158A2 (fr) 2006-11-16 2007-02-27 Turbine à réaction hydraulique et procédé permettant de réduire les fluctuations de pression

Publications (2)

Publication Number Publication Date
CA2669946A1 CA2669946A1 (fr) 2008-05-22
CA2669946C true CA2669946C (fr) 2012-08-14

Family

ID=39402116

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2669946A Expired - Fee Related CA2669946C (fr) 2006-11-16 2007-02-27 Turbine a reaction hydraulique et procede permettant de reduire les fluctuations de pression

Country Status (3)

Country Link
CA (1) CA2669946C (fr)
NO (1) NO325509B1 (fr)
WO (1) WO2008060158A2 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013019652A1 (de) * 2013-09-30 2015-04-02 Dieter Mühlenbruch Wasserkraftwerk
CN103982357A (zh) * 2014-05-26 2014-08-13 哈尔滨电机厂有限责任公司 一种减弱尾水管涡带的水轮机转轮出口导流结构
EP3276157A1 (fr) 2016-07-25 2018-01-31 GE Renewable Technologies Turbine hydraulique
EP4305294B1 (fr) * 2021-03-11 2024-07-31 Voith Patent GmbH Installation de turbine hydroélectrique et procédé de fonctionnement pour améliorer le niveau d'oxygène dissous

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE971042C (de) * 1953-04-17 1958-11-27 Neyrpic Ets Reaktionswasserturbine
CA1052662A (fr) * 1976-11-26 1979-04-17 Paul Koeller Event sur tube d'aspiration
US4515524A (en) * 1982-09-27 1985-05-07 Allis-Chalmers Corporation Draft tube for hydraulic turbine
JPS61294172A (ja) * 1985-06-20 1986-12-24 Toshiba Eng Co Ltd 吸出し管の水面動揺防止装置
ATE145450T1 (de) * 1992-04-14 1996-12-15 Ente Naz Energia Elettrica Steuerung von druck- und leistungsschwankungen in wasserturbinen
JP2001165025A (ja) * 1999-12-14 2001-06-19 Toshiba Corp 揚水水力機械
US6971843B2 (en) * 2003-06-25 2005-12-06 General Electric Canada Inc. Hydraulic turbine draft tube with enhanced dissolved oxygen
NO20044391D0 (no) * 2004-10-18 2004-10-18 Troms Kraft Produksjon As Anordning og fremgangsmate ved sugeror

Also Published As

Publication number Publication date
NO20065276L (no) 2008-05-19
WO2008060158A2 (fr) 2008-05-22
WO2008060158A3 (fr) 2010-09-30
NO325509B1 (no) 2008-05-26
CA2669946A1 (fr) 2008-05-22

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20170227