MX162968B - Mejoras en una etapa de una turbina de vapor de flujo axial - Google Patents

Mejoras en una etapa de una turbina de vapor de flujo axial

Info

Publication number
MX162968B
MX162968B MX205416A MX20541685A MX162968B MX 162968 B MX162968 B MX 162968B MX 205416 A MX205416 A MX 205416A MX 20541685 A MX20541685 A MX 20541685A MX 162968 B MX162968 B MX 162968B
Authority
MX
Mexico
Prior art keywords
stage
steam turbine
axial flow
flow steam
axial
Prior art date
Application number
MX205416A
Other languages
English (en)
Inventor
Kenneth Elmer Robbins
Stephen Garrison Ruggles
Dan Duncan
John Clifton Williams
Stephen Kin-Keung Tung
William James Sumner
Cuong Van Dinh
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of MX162968B publication Critical patent/MX162968B/es

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
MX205416A 1984-07-30 1985-05-28 Mejoras en una etapa de una turbina de vapor de flujo axial MX162968B (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/635,859 US4643645A (en) 1984-07-30 1984-07-30 Stage for a steam turbine

Publications (1)

Publication Number Publication Date
MX162968B true MX162968B (es) 1991-07-22

Family

ID=24549413

Family Applications (1)

Application Number Title Priority Date Filing Date
MX205416A MX162968B (es) 1984-07-30 1985-05-28 Mejoras en una etapa de una turbina de vapor de flujo axial

Country Status (8)

Country Link
US (1) US4643645A (es)
JP (1) JPS6138103A (es)
KR (1) KR890001726B1 (es)
CH (1) CH668454A5 (es)
DE (1) DE3519372A1 (es)
FR (1) FR2568307B1 (es)
IT (1) IT1200655B (es)
MX (1) MX162968B (es)

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US4776764A (en) * 1987-04-02 1988-10-11 Ortolano Ralph J Structure for an axial flow elastic fluid utilizing machine
US5267834A (en) * 1992-12-30 1993-12-07 General Electric Company Bucket for the last stage of a steam turbine
JPH1113402A (ja) * 1997-06-23 1999-01-19 Mitsubishi Heavy Ind Ltd ガスタービン冷却翼チップシュラウド
JP2000045704A (ja) 1998-07-31 2000-02-15 Toshiba Corp 蒸気タービン
US6158104A (en) * 1999-08-11 2000-12-12 General Electric Co. Assembly jig for use with integrally covered bucket blades
JP2001055902A (ja) 1999-08-18 2001-02-27 Toshiba Corp タービン動翼
US6846160B2 (en) * 2001-10-12 2005-01-25 Hitachi, Ltd. Turbine bucket
DE50304325D1 (de) * 2002-04-16 2006-09-07 Alstom Technology Ltd Laufschaufel für eine Turbomaschine
US7059821B2 (en) * 2003-05-07 2006-06-13 General Electric Company Method and apparatus to facilitate sealing within turbines
US7267319B2 (en) * 2004-11-09 2007-09-11 General Electric Company Low-friction slide-plates for rotary machines
JP2007138864A (ja) * 2005-11-21 2007-06-07 Toshiba Corp 蒸気タービン段落および蒸気タービン
US20070237627A1 (en) * 2006-03-31 2007-10-11 Bunker Ronald S Offset blade tip chord sealing system and method for rotary machines
KR20100054804A (ko) 2007-07-27 2010-05-25 안살도 에너지아 에스.피.에이 증기 터빈 스테이지
US8469656B1 (en) 2008-01-15 2013-06-25 Siemens Energy, Inc. Airfoil seal system for gas turbine engine
US20090214345A1 (en) * 2008-02-26 2009-08-27 General Electric Company Low pressure section steam turbine bucket
US20120027573A1 (en) * 2010-08-02 2012-02-02 General Electric Company Seal teeth for seal assembly
US9249687B2 (en) * 2010-10-27 2016-02-02 General Electric Company Turbine exhaust diffusion system and method
JP5518032B2 (ja) 2011-12-13 2014-06-11 三菱重工業株式会社 タービン、及びシール構造
US10465531B2 (en) 2013-02-21 2019-11-05 General Electric Company Turbine blade tip shroud and mid-span snubber with compound contact angle
JP6396093B2 (ja) * 2014-06-26 2018-09-26 三菱重工業株式会社 タービン動翼列、タービン段落及び軸流タービン
US20180179952A1 (en) * 2016-12-23 2018-06-28 General Electric Company Rotating detonation engine and method of operating same
US10502073B2 (en) 2017-03-09 2019-12-10 General Electric Company Blades and damper sleeves for a rotor assembly
CN110173311B (zh) * 2019-07-04 2024-01-26 西拓能源集团有限公司 发电厂汽轮机节能***

Family Cites Families (24)

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US764451A (en) * 1903-12-19 1904-07-05 Gen Electric Bucket construction for turbines.
FR380767A (fr) * 1906-08-16 1907-12-17 Sebastian Ziani De Ferranti Perfectionnements aux turbines à fluide élastique
DE560687C (de) * 1930-08-28 1932-10-06 Escher Wyss Maschf Ag Schaufelung fuer Dampf- und Gasturbinen
DE866793C (de) * 1940-05-16 1953-02-12 Siemens Ag Gleichdruckbeschaufelung fuer Turbinen fuer ueberkritische Stroemung
US2314289A (en) * 1941-05-24 1943-03-16 Gen Electric Elastic fluid turbine
FR1006122A (fr) * 1947-11-19 1952-04-21 Cem Comp Electro Mec Aubage fixe de turbines à vapeur ou à gaz
US2935246A (en) * 1949-06-02 1960-05-03 Onera (Off Nat Aerospatiale) Shock wave compressors, especially for use in connection with continuous flow engines for aircraft
US2974927A (en) * 1955-09-27 1961-03-14 Elmer G Johnson Supersonic fluid machine
US2974858A (en) * 1955-12-29 1961-03-14 Thompson Ramo Wooldridge Inc High pressure ratio axial flow supersonic compressor
GB861728A (en) * 1958-09-29 1961-02-22 Parsons & Marine Eng Turbine Improvements in and relating to elastic fluid turbines
NL295111A (es) * 1962-07-11
US3302925A (en) * 1966-01-17 1967-02-07 Gen Electric Diagonal cover piece for turbine bucket
FR1492590A (fr) * 1966-09-13 1967-08-18 Caterpillar Tractor Co Perfectionnements aux moteurs à turbine à gaz
US3575523A (en) * 1968-12-05 1971-04-20 Us Navy Labyrinth seal for axial flow fluid machines
US3527544A (en) * 1968-12-12 1970-09-08 Gen Motors Corp Cooled blade shroud
US3565548A (en) * 1969-01-24 1971-02-23 Gen Electric Transonic buckets for axial flow turbines
GB1287223A (en) * 1970-02-02 1972-08-31 Ass Elect Ind Improvements in or relating to turbine blading
US3719432A (en) * 1971-04-23 1973-03-06 Gen Electric Articulated sleeve for turbine bucket lashing
US3778190A (en) * 1971-10-01 1973-12-11 Gen Electric Bucket cover attachment
GB1509185A (en) * 1975-08-04 1978-05-04 Reyrolle Parsons Ltd Fluid driven turbo machines
US4012165A (en) * 1975-12-08 1977-03-15 United Technologies Corporation Fan structure
JPS55123301A (en) * 1979-03-16 1980-09-22 Hitachi Ltd Turbine blade
JPS56906A (en) * 1979-06-15 1981-01-08 Mitsubishi Heavy Ind Ltd Pulverized-coal burner
FR2523642A1 (fr) * 1982-03-19 1983-09-23 Alsthom Atlantique Aubage directeur pour veines divergentes de turbine a vapeur

Also Published As

Publication number Publication date
DE3519372C2 (es) 1992-04-02
IT8521318A0 (it) 1985-06-27
JPH0319882B2 (es) 1991-03-18
JPS6138103A (ja) 1986-02-24
US4643645A (en) 1987-02-17
FR2568307A1 (fr) 1986-01-31
DE3519372A1 (de) 1986-02-06
IT1200655B (it) 1989-01-27
KR890001726B1 (ko) 1989-05-19
FR2568307B1 (fr) 1987-01-09
CH668454A5 (de) 1988-12-30
KR860001275A (ko) 1986-02-24

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