GB2319567B - Clearance control for the turbine of a gas turbine engine - Google Patents

Clearance control for the turbine of a gas turbine engine

Info

Publication number
GB2319567B
GB2319567B GB9000456A GB9000456A GB2319567B GB 2319567 B GB2319567 B GB 2319567B GB 9000456 A GB9000456 A GB 9000456A GB 9000456 A GB9000456 A GB 9000456A GB 2319567 B GB2319567 B GB 2319567B
Authority
GB
United Kingdom
Prior art keywords
turbine
clearance control
gas turbine
turbine engine
engine
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
GB9000456A
Other versions
GB2319567A (en
GB9000456D0 (en
Inventor
Frank William Huber
Douglas James Dietrich
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.)
Raytheon Technologies Corp
Original Assignee
United Technologies 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
Priority claimed from US07/226,094 external-priority patent/US4921166A/en
Priority to US07/236,094 priority Critical patent/US5667359A/en
Priority to GB9000456A priority patent/GB2319567B/en
Priority to GB9400380A priority patent/GB2315818B/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Priority claimed from AU48813/90A external-priority patent/AU684038B1/en
Priority to SE9000113D priority patent/SE9000113L/en
Priority to AU48813/90A priority patent/AU684038B1/en
Priority to CA002007633A priority patent/CA2007633C/en
Priority to SE9000113A priority patent/SE470600B/en
Priority to IT04756490A priority patent/IT1283979B1/en
Priority to DE4003802A priority patent/DE4003802C2/en
Priority claimed from DE4003802A external-priority patent/DE4003802C2/en
Priority to NL9000541A priority patent/NL194700C/en
Priority to JP02800007A priority patent/JP3040158B2/en
Publication of GB9000456D0 publication Critical patent/GB9000456D0/en
Publication of GB2319567A publication Critical patent/GB2319567A/en
Publication of GB2319567B publication Critical patent/GB2319567B/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F01D11/10—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/202—Heat transfer, e.g. cooling by film cooling
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB9000456A 1988-07-29 1990-01-09 Clearance control for the turbine of a gas turbine engine Expired - Fee Related GB2319567B (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
US07/236,094 US5667359A (en) 1988-08-24 1988-08-24 Clearance control for the turbine of a gas turbine engine
GB9000456A GB2319567B (en) 1988-07-29 1990-01-09 Clearance control for the turbine of a gas turbine engine
GB9400380A GB2315818B (en) 1988-07-29 1990-01-09 Clearence control for the turbine of a gas turbine engine
SE9000113D SE9000113L (en) 1988-07-29 1990-01-12 Game control for the turbine at a gas turbine engine
AU48813/90A AU684038B1 (en) 1988-07-29 1990-01-12 Clearance control for the turbine of a gas turbine engine
CA002007633A CA2007633C (en) 1988-07-29 1990-01-12 Clearance control for the turbine of a gas turbine engine
SE9000113A SE470600B (en) 1988-07-29 1990-01-12 Axial flow turbine for gas turbine engine
IT04756490A IT1283979B1 (en) 1988-07-29 1990-01-24 IMPROVEMENT IN AXIAL FLOW TURBINES
DE4003802A DE4003802C2 (en) 1988-08-24 1990-02-08 Minimal leakage flow between the tip of the blade and the opposite housing wall
NL9000541A NL194700C (en) 1988-08-24 1990-03-09 Axial flow turbine for a gas turbine engine.
JP02800007A JP3040158B2 (en) 1988-08-24 1990-03-16 Axial turbine for gas turbine engine

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US07/226,094 US4921166A (en) 1987-07-31 1988-07-29 Hot water circulating system
GB9000456A GB2319567B (en) 1988-07-29 1990-01-09 Clearance control for the turbine of a gas turbine engine
AU48813/90A AU684038B1 (en) 1988-07-29 1990-01-12 Clearance control for the turbine of a gas turbine engine
CA002007633A CA2007633C (en) 1988-07-29 1990-01-12 Clearance control for the turbine of a gas turbine engine
SE9000113A SE470600B (en) 1988-07-29 1990-01-12 Axial flow turbine for gas turbine engine
IT04756490A IT1283979B1 (en) 1988-07-29 1990-01-24 IMPROVEMENT IN AXIAL FLOW TURBINES
DE4003802A DE4003802C2 (en) 1988-08-24 1990-02-08 Minimal leakage flow between the tip of the blade and the opposite housing wall
NL9000541A NL194700C (en) 1988-08-24 1990-03-09 Axial flow turbine for a gas turbine engine.
JP02800007A JP3040158B2 (en) 1988-08-24 1990-03-16 Axial turbine for gas turbine engine

Publications (3)

Publication Number Publication Date
GB9000456D0 GB9000456D0 (en) 1997-11-19
GB2319567A GB2319567A (en) 1998-05-27
GB2319567B true GB2319567B (en) 1998-09-23

Family

ID=27575630

Family Applications (2)

Application Number Title Priority Date Filing Date
GB9000456A Expired - Fee Related GB2319567B (en) 1988-07-29 1990-01-09 Clearance control for the turbine of a gas turbine engine
GB9400380A Expired - Fee Related GB2315818B (en) 1988-07-29 1990-01-09 Clearence control for the turbine of a gas turbine engine

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB9400380A Expired - Fee Related GB2315818B (en) 1988-07-29 1990-01-09 Clearence control for the turbine of a gas turbine engine

Country Status (1)

Country Link
GB (2) GB2319567B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9901218D0 (en) 1999-01-21 1999-03-10 Rolls Royce Plc Cooled aerofoil for a gas turbine engine
US6168381B1 (en) * 1999-06-29 2001-01-02 General Electric Company Airfoil isolated leading edge cooling

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2075129A (en) * 1980-05-01 1981-11-11 Gen Electric Tip cap for a rotor blade and method of replacement
GB2158160A (en) * 1984-04-27 1985-11-06 Gen Electric A tip seal for bladed rotors
EP0278434A2 (en) * 1987-02-06 1988-08-17 Wolfgang P. Weinhold A blade, especially a rotor blade

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2075129A (en) * 1980-05-01 1981-11-11 Gen Electric Tip cap for a rotor blade and method of replacement
GB2158160A (en) * 1984-04-27 1985-11-06 Gen Electric A tip seal for bladed rotors
EP0278434A2 (en) * 1987-02-06 1988-08-17 Wolfgang P. Weinhold A blade, especially a rotor blade

Also Published As

Publication number Publication date
GB2319567A (en) 1998-05-27
GB2315818A (en) 1998-02-11
GB9000456D0 (en) 1997-11-19
GB2315818B (en) 1998-06-24
GB9400380D0 (en) 1997-12-03

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Legal Events

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

Effective date: 20080109