GB2223811B - A gas turbine having a device for retaining a shroud ring. - Google Patents

A gas turbine having a device for retaining a shroud ring.

Info

Publication number
GB2223811B
GB2223811B GB8920543A GB8920543A GB2223811B GB 2223811 B GB2223811 B GB 2223811B GB 8920543 A GB8920543 A GB 8920543A GB 8920543 A GB8920543 A GB 8920543A GB 2223811 B GB2223811 B GB 2223811B
Authority
GB
United Kingdom
Prior art keywords
retaining
gas turbine
shroud ring
shroud
ring
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
GB8920543A
Other versions
GB2223811A (en
GB8920543D0 (en
Inventor
Wilhelm Hoffmueller
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.)
MTU Aero Engines GmbH
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Publication of GB8920543D0 publication Critical patent/GB8920543D0/en
Publication of GB2223811A publication Critical patent/GB2223811A/en
Application granted granted Critical
Publication of GB2223811B publication Critical patent/GB2223811B/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
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Diaphragms And Bellows (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
GB8920543A 1988-09-09 1989-09-11 A gas turbine having a device for retaining a shroud ring. Expired GB2223811B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3830762A DE3830762C2 (en) 1988-09-09 1988-09-09 Device for holding a jacket ring in gas turbines

Publications (3)

Publication Number Publication Date
GB8920543D0 GB8920543D0 (en) 1989-10-25
GB2223811A GB2223811A (en) 1990-04-18
GB2223811B true GB2223811B (en) 1992-12-16

Family

ID=6362666

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8920543A Expired GB2223811B (en) 1988-09-09 1989-09-11 A gas turbine having a device for retaining a shroud ring.

Country Status (4)

Country Link
DE (1) DE3830762C2 (en)
FR (1) FR2636373B1 (en)
GB (1) GB2223811B (en)
IT (1) IT1231406B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9726710D0 (en) * 1997-12-19 1998-02-18 Rolls Royce Plc Turbine shroud ring
US6671938B2 (en) * 2000-12-27 2004-01-06 United Technologies Corporation Pneumatic press vane lift installation tool
DE10117231A1 (en) * 2001-04-06 2002-10-31 Hodson Howard Rotor gap control module
DE102006052786B4 (en) * 2006-11-09 2011-06-30 MTU Aero Engines GmbH, 80995 turbomachinery
DE102009006029A1 (en) * 2009-01-24 2010-07-29 Mtu Aero Engines Gmbh turbomachinery
GB0914523D0 (en) 2009-08-20 2009-09-30 Rolls Royce Plc A turbomachine casing assembly
DE102010031124A1 (en) * 2010-07-08 2012-01-12 Man Diesel & Turbo Se flow machine
EP2495399B1 (en) * 2011-03-03 2016-11-23 Safran Aero Booster S.A. Segmented shroud assembly suitable for compensating a rotor misalignment relative to the stator
US9255642B2 (en) * 2012-07-06 2016-02-09 General Electric Company Aerodynamic seals for rotary machine
US9932901B2 (en) * 2015-05-11 2018-04-03 General Electric Company Shroud retention system with retention springs
RU2613104C1 (en) * 2015-09-18 2017-03-15 Михаил Александрович Щербаков Gas turbine engine axial flow turbine
CN105840549B (en) * 2016-03-30 2018-05-22 中国科学院工程热物理研究所 Compressor blade tip clearance and casing shape active control mechanism in the range of a kind of full working scope
WO2018174739A1 (en) * 2017-03-21 2018-09-27 Siemens Aktiengesellschaft A system of providing mobility of a stator shroud in a turbine stage
US10851712B2 (en) * 2017-06-27 2020-12-01 General Electric Company Clearance control device
US11933226B2 (en) * 2022-05-13 2024-03-19 Rtx Corporation Heat shield and method of installing the same

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2103294A (en) * 1981-07-11 1983-02-16 Rolls Royce Shroud assembly for a gas turbine engine
US4596116A (en) * 1983-02-10 1986-06-24 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Sealing ring for a turbine rotor of a turbo machine and turbo machine installations provided with such rings
GB2195715A (en) * 1986-10-08 1988-04-13 Rolls Royce Plc Rotor blade tip-shroud

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2922835C2 (en) * 1979-06-06 1985-06-05 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Circumferential gap seal on axial flow machines
DE2931766C2 (en) * 1979-08-04 1982-08-05 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Sealing device for the free blade ends of an adjustable diffuser of a gas turbine
US4269903A (en) * 1979-09-06 1981-05-26 General Motors Corporation Abradable ceramic seal and method of making same
JPS59185804A (en) * 1983-04-08 1984-10-22 Agency Of Ind Science & Technol Gas turbine
FR2574473B1 (en) * 1984-11-22 1987-03-20 Snecma TURBINE RING FOR A GAS TURBOMACHINE

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2103294A (en) * 1981-07-11 1983-02-16 Rolls Royce Shroud assembly for a gas turbine engine
US4596116A (en) * 1983-02-10 1986-06-24 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A." Sealing ring for a turbine rotor of a turbo machine and turbo machine installations provided with such rings
GB2195715A (en) * 1986-10-08 1988-04-13 Rolls Royce Plc Rotor blade tip-shroud
US4844688A (en) * 1986-10-08 1989-07-04 Rolls-Royce Plc Gas turbine engine control system

Also Published As

Publication number Publication date
DE3830762C2 (en) 1994-08-18
FR2636373B1 (en) 1994-04-29
GB2223811A (en) 1990-04-18
IT1231406B (en) 1991-12-02
GB8920543D0 (en) 1989-10-25
IT8921603A0 (en) 1989-09-04
DE3830762A1 (en) 1990-03-15
FR2636373A1 (en) 1990-03-16

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Legal Events

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

Effective date: 19960911