CA1279765C - Thermal shield for the steam inlet connection of a steam turbine - Google Patents

Thermal shield for the steam inlet connection of a steam turbine

Info

Publication number
CA1279765C
CA1279765C CA000557168A CA557168A CA1279765C CA 1279765 C CA1279765 C CA 1279765C CA 000557168 A CA000557168 A CA 000557168A CA 557168 A CA557168 A CA 557168A CA 1279765 C CA1279765 C CA 1279765C
Authority
CA
Canada
Prior art keywords
inner casing
inlet
inlet sleeve
steam
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.)
Expired - Lifetime
Application number
CA000557168A
Other languages
English (en)
French (fr)
Inventor
Lewis J. Miller
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.)
Westinghouse Electric Corp
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of CA1279765C publication Critical patent/CA1279765C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • F01D25/145—Thermally insulated casings
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/26—Double casings; Measures against temperature strain in casings
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/31—Application in turbines in steam turbines

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA000557168A 1987-01-28 1988-01-22 Thermal shield for the steam inlet connection of a steam turbine Expired - Lifetime CA1279765C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US008,029 1987-01-28
US07/008,029 US4772178A (en) 1987-01-28 1987-01-28 Thermal shield for the steam inlet connection of a steam turbine

Publications (1)

Publication Number Publication Date
CA1279765C true CA1279765C (en) 1991-02-05

Family

ID=21729458

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000557168A Expired - Lifetime CA1279765C (en) 1987-01-28 1988-01-22 Thermal shield for the steam inlet connection of a steam turbine

Country Status (3)

Country Link
US (1) US4772178A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS63189605A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1279765C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3905900A1 (de) * 1989-02-25 1990-08-30 Gutehoffnungshuette Man Frischdampfdurchfuehrung fuer dampfturbinen in doppelgehaeusebauart
US5443589A (en) * 1993-12-30 1995-08-22 Brandon; Ronald E. Steam turbine bell seals
US5628617A (en) * 1996-08-12 1997-05-13 Demag Delavel Turbomachinery Corp. Turbocare Division Expanding bell seal
JP4015282B2 (ja) 1998-06-04 2007-11-28 三菱重工業株式会社 高中圧蒸気タービンのフレキシブルインレット管
US6149075A (en) * 1999-09-07 2000-11-21 General Electric Company Methods and apparatus for shielding heat from a fuel nozzle stem of fuel nozzle
US6481208B1 (en) 2001-10-01 2002-11-19 Holtec International External steam dump
EP2025873A1 (de) * 2007-08-08 2009-02-18 Siemens Aktiengesellschaft Dampfzuführung für eine Dampfturbine
DE102009037413A1 (de) * 2009-08-13 2011-02-24 Siemens Aktiengesellschaft Turbinengehäuse mit Wandverkleidung
GB2479552B (en) * 2010-04-14 2015-07-08 Aker Subsea Ltd Subsea wellhead providing controlled access to a casing annulus
US9133723B2 (en) * 2012-05-21 2015-09-15 United Technologies Corporation Shield system for gas turbine engine
US9194257B2 (en) 2012-08-08 2015-11-24 General Electric Company Turbine conduit sleeve system
CN107795343A (zh) * 2017-12-06 2018-03-13 中国船舶重工集团公司第七0三研究所 一种能够减少对流换热的内罩壳结构
CN114060109B (zh) * 2021-11-23 2023-12-08 闫小龙 一种汽轮机进汽节能导流装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2808226A (en) * 1952-02-08 1957-10-01 Ryan Aeronautical Co Turbine nozzle box
US2879029A (en) * 1954-07-01 1959-03-24 Oiva A Wienola Insert turbine nozzle
BE786674A (fr) * 1971-07-26 1973-01-25 Westinghouse Electric Corp Turbine a plusieurs enveloppes
US4460313A (en) * 1982-03-17 1984-07-17 A/S Kongsberg Vapenfabrikk Heat shield for radial gas turbine

Also Published As

Publication number Publication date
JPH0362882B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-09-27
JPS63189605A (ja) 1988-08-05
US4772178A (en) 1988-09-20

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Legal Events

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