DE2126270C3 - Selbsttätige Einrichtung zur Konstanthaltung der Breite eines Dichtspalts eines Gasturbinentriebwerks - Google Patents

Selbsttätige Einrichtung zur Konstanthaltung der Breite eines Dichtspalts eines Gasturbinentriebwerks

Info

Publication number
DE2126270C3
DE2126270C3 DE2126270A DE2126270A DE2126270C3 DE 2126270 C3 DE2126270 C3 DE 2126270C3 DE 2126270 A DE2126270 A DE 2126270A DE 2126270 A DE2126270 A DE 2126270A DE 2126270 C3 DE2126270 C3 DE 2126270C3
Authority
DE
Germany
Prior art keywords
gas
control
sealing gap
tube
control tube
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
DE2126270A
Other languages
German (de)
English (en)
Other versions
DE2126270B2 (de
DE2126270A1 (de
Inventor
John Rodney Dyson Bristol Fuller (Grossbritannien)
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
Publication of DE2126270A1 publication Critical patent/DE2126270A1/de
Publication of DE2126270B2 publication Critical patent/DE2126270B2/de
Application granted granted Critical
Publication of DE2126270C3 publication Critical patent/DE2126270C3/de
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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S277/00—Seal for a joint or juncture
    • Y10S277/931—Seal including temperature responsive feature

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE2126270A 1970-05-30 1971-05-27 Selbsttätige Einrichtung zur Konstanthaltung der Breite eines Dichtspalts eines Gasturbinentriebwerks Expired DE2126270C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2618670 1970-05-30

Publications (3)

Publication Number Publication Date
DE2126270A1 DE2126270A1 (de) 1971-12-23
DE2126270B2 DE2126270B2 (de) 1979-02-15
DE2126270C3 true DE2126270C3 (de) 1979-10-04

Family

ID=10239687

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2126270A Expired DE2126270C3 (de) 1970-05-30 1971-05-27 Selbsttätige Einrichtung zur Konstanthaltung der Breite eines Dichtspalts eines Gasturbinentriebwerks

Country Status (4)

Country Link
US (1) US3736751A (enExample)
DE (1) DE2126270C3 (enExample)
FR (1) FR2093885A5 (enExample)
GB (1) GB1308963A (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1504129A (en) * 1974-06-29 1978-03-15 Rolls Royce Matching differential thermal expansions of components in heat engines
FR2280791A1 (fr) * 1974-07-31 1976-02-27 Snecma Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine
GB1605255A (en) * 1975-12-02 1986-08-13 Rolls Royce Clearance control apparatus for bladed fluid flow machine
US4069662A (en) * 1975-12-05 1978-01-24 United Technologies Corporation Clearance control for gas turbine engine
GB1581566A (en) * 1976-08-02 1980-12-17 Gen Electric Minimum clearance turbomachine shroud apparatus
US4338061A (en) * 1980-06-26 1982-07-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Control means for a gas turbine engine
GB9808656D0 (en) * 1998-04-23 1998-06-24 Rolls Royce Plc Fluid seal
US6146090A (en) * 1998-12-22 2000-11-14 General Electric Co. Cooling/heating augmentation during turbine startup/shutdown using a seal positioned by thermal response of turbine parts and consequent relative movement thereof
US7207768B2 (en) * 2005-01-15 2007-04-24 Siemens Power Generation, Inc. Warning system for turbine component contact
GB201113165D0 (en) 2011-08-01 2011-09-14 Rolls Royce Plc A tip clearance control device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1857961A (en) * 1927-12-15 1932-05-10 Westinghouse Electric & Mfg Co Bi-metal packing
US3029064A (en) * 1958-07-11 1962-04-10 Napier & Son Ltd Temperature control apparatus for turbine cases
US3146992A (en) * 1962-12-10 1964-09-01 Gen Electric Turbine shroud support structure
US3375015A (en) * 1966-09-30 1968-03-26 Judson S. Swearingen Shaft seal employing seal gas with means for indicating proper flow thereof
US3391904A (en) * 1966-11-02 1968-07-09 United Aircraft Corp Optimum response tip seal
GB1277212A (en) * 1968-09-26 1972-06-07 Rolls Royce A sealing device

Also Published As

Publication number Publication date
DE2126270B2 (de) 1979-02-15
FR2093885A5 (enExample) 1972-01-28
GB1308963A (en) 1973-03-07
US3736751A (en) 1973-06-05
DE2126270A1 (de) 1971-12-23

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Legal Events

Date Code Title Description
OGA New person/name/address of the applicant
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee