GB2061396B - Turbine blade tip clearance control - Google Patents

Turbine blade tip clearance control

Info

Publication number
GB2061396B
GB2061396B GB7936915A GB7936915A GB2061396B GB 2061396 B GB2061396 B GB 2061396B GB 7936915 A GB7936915 A GB 7936915A GB 7936915 A GB7936915 A GB 7936915A GB 2061396 B GB2061396 B GB 2061396B
Authority
GB
United Kingdom
Prior art keywords
turbine blade
blade tip
tip clearance
clearance control
control
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
Application number
GB7936915A
Other languages
English (en)
Other versions
GB2061396A (en
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB7936915A priority Critical patent/GB2061396B/en
Priority to DE19803038603 priority patent/DE3038603C2/de
Priority to FR8022102A priority patent/FR2467979A1/fr
Priority to JP14843780A priority patent/JPS5666408A/ja
Publication of GB2061396A publication Critical patent/GB2061396A/en
Application granted granted Critical
Publication of GB2061396B publication Critical patent/GB2061396B/en
Expired 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
    • 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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/16—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means
    • F01D11/18—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing by self-adjusting means using stator or rotor components with predetermined thermal response, e.g. selective insulation, thermal inertia, differential expansion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB7936915A 1979-10-24 1979-10-24 Turbine blade tip clearance control Expired GB2061396B (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB7936915A GB2061396B (en) 1979-10-24 1979-10-24 Turbine blade tip clearance control
DE19803038603 DE3038603C2 (de) 1979-10-24 1980-10-13 Einrichtung zur Konstanthaltung des Schaufelspitzenspielraums eines Gasturbinenlaufrads
FR8022102A FR2467979A1 (fr) 1979-10-24 1980-10-16 Turbine munie d'un dispositif pour maintenir a une valeur convenable l'espace libre entre les aubes et l'enveloppe
JP14843780A JPS5666408A (en) 1979-10-24 1980-10-24 Turbine for turbo equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7936915A GB2061396B (en) 1979-10-24 1979-10-24 Turbine blade tip clearance control

Publications (2)

Publication Number Publication Date
GB2061396A GB2061396A (en) 1981-05-13
GB2061396B true GB2061396B (en) 1983-05-18

Family

ID=10508747

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7936915A Expired GB2061396B (en) 1979-10-24 1979-10-24 Turbine blade tip clearance control

Country Status (4)

Country Link
JP (1) JPS5666408A (enExample)
DE (1) DE3038603C2 (enExample)
FR (1) FR2467979A1 (enExample)
GB (1) GB2061396B (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2117843B (en) * 1982-04-01 1985-11-06 Rolls Royce Compressor shrouds
EP0103260A3 (en) * 1982-09-06 1984-09-26 Hitachi, Ltd. Clearance control for turbine blade tips
US4720236A (en) * 1984-12-21 1988-01-19 United Technologies Corporation Coolable stator assembly for a gas turbine engine
GB2260371B (en) * 1991-10-09 1994-11-09 Rolls Royce Plc Turbine engines
US5372476A (en) * 1993-06-18 1994-12-13 General Electric Company Turbine nozzle support assembly
DE19850732A1 (de) * 1998-11-04 2000-05-11 Asea Brown Boveri Axialturbine
US6742987B2 (en) * 2002-07-16 2004-06-01 General Electric Company Cradle mounted turbine nozzle
DE10340825A1 (de) 2003-09-04 2005-03-31 Rolls-Royce Deutschland Ltd & Co Kg Gasturbine mit Laufspaltkontrolle
DE102004016222A1 (de) 2004-03-26 2005-10-06 Rolls-Royce Deutschland Ltd & Co Kg Anordnung zur selbsttätigen Laufspalteinstellung bei einer zwei- oder mehrstufigen Turbine
DE502005006421D1 (de) 2005-04-14 2009-02-26 Rolls Royce Deutschland Anordnung zur inneren passiven Laufspalteinstellung bei einer Hochdruckturbine
GB0909470D0 (en) * 2009-06-03 2009-07-15 Rolls Royce Plc A guide vane assembly
EP3026218B1 (en) * 2014-11-27 2017-06-14 Ansaldo Energia Switzerland AG First stage turbine vane arrangement
EP3075959A1 (en) * 2015-03-31 2016-10-05 Alstom Technology Ltd Gas turbine comprising a combustor with a combustor outlet and a first row of rocking vanes
GB201616197D0 (en) * 2016-09-23 2016-11-09 Rolls Royce Plc Gas turbine engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH482915A (de) * 1967-11-03 1969-12-15 Sulzer Ag Leitvorrichtung für Axialturbine
US3807891A (en) * 1972-09-15 1974-04-30 United Aircraft Corp Thermal response turbine shroud
GB1504129A (en) * 1974-06-29 1978-03-15 Rolls Royce Matching differential thermal expansions of components in heat engines
US3986720A (en) * 1975-04-14 1976-10-19 General Electric Company Turbine shroud structure
GB1501916A (en) * 1975-06-20 1978-02-22 Rolls Royce Matching thermal expansions of components of turbo-machines

Also Published As

Publication number Publication date
FR2467979A1 (fr) 1981-04-30
JPS5666408A (en) 1981-06-04
DE3038603C2 (de) 1982-09-09
FR2467979B1 (enExample) 1983-05-20
DE3038603A1 (de) 1982-03-04
GB2061396A (en) 1981-05-13

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee