CA2806401A1 - Low-ductility turbine shroud - Google Patents

Low-ductility turbine shroud Download PDF

Info

Publication number
CA2806401A1
CA2806401A1 CA2806401A CA2806401A CA2806401A1 CA 2806401 A1 CA2806401 A1 CA 2806401A1 CA 2806401 A CA2806401 A CA 2806401A CA 2806401 A CA2806401 A CA 2806401A CA 2806401 A1 CA2806401 A1 CA 2806401A1
Authority
CA
Canada
Prior art keywords
shroud segment
wall
walls
aft
hanger
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.)
Abandoned
Application number
CA2806401A
Other languages
English (en)
French (fr)
Inventor
Michael John Franks
Jason David Shapiro
Samuel Ross Rulli
Roger Lee Doughty
Joshua Brian JAMISON
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.)
General Electric Co
Original Assignee
General Electric Co
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 US13/402,616 external-priority patent/US9175579B2/en
Application filed by General Electric Co filed Critical General Electric Co
Publication of CA2806401A1 publication Critical patent/CA2806401A1/en
Abandoned 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
    • 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
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • F05D2300/6033—Ceramic matrix composites [CMC]

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA2806401A 2012-02-22 2013-02-14 Low-ductility turbine shroud Abandoned CA2806401A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/402,616 US9175579B2 (en) 2011-12-15 2012-02-22 Low-ductility turbine shroud
US13/402,616 2012-02-22

Publications (1)

Publication Number Publication Date
CA2806401A1 true CA2806401A1 (en) 2013-08-22

Family

ID=47790007

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2806401A Abandoned CA2806401A1 (en) 2012-02-22 2013-02-14 Low-ductility turbine shroud

Country Status (4)

Country Link
EP (1) EP2631434A3 (ja)
JP (1) JP6063285B2 (ja)
CN (1) CN103291387B (ja)
CA (1) CA2806401A1 (ja)

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US9726043B2 (en) 2011-12-15 2017-08-08 General Electric Company Mounting apparatus for low-ductility turbine shroud
WO2014186099A1 (en) 2013-05-17 2014-11-20 General Electric Company Cmc shroud support system of a gas turbine
JP6529013B2 (ja) * 2013-12-12 2019-06-12 ゼネラル・エレクトリック・カンパニイ Ｃｍｃシュラウド支持システム
CA2936208C (en) 2014-01-17 2018-10-30 General Electric Company Cmc hanger sleeve for cmc shroud
EP2930308B1 (fr) * 2014-04-11 2021-07-28 Safran Aero Boosters SA Carter à facettes de turbomachine axiale
KR102318300B1 (ko) * 2014-05-15 2021-10-29 누보 피그노네 에스알엘 터보기계의 구성요소의 제조 방법, 터보기계의 구성요소 및 터보기계
CA2951431C (en) * 2014-06-12 2019-03-26 General Electric Company Multi-piece shroud hanger assembly
CA2951638A1 (en) 2014-06-12 2015-12-17 General Electric Company Shroud hanger assembly
CN106460560B (zh) * 2014-06-12 2018-11-13 通用电气公司 护罩吊架组件
US9874104B2 (en) 2015-02-27 2018-01-23 General Electric Company Method and system for a ceramic matrix composite shroud hanger assembly
US10422244B2 (en) * 2015-03-16 2019-09-24 General Electric Company System for cooling a turbine shroud
FR3034132B1 (fr) 2015-03-23 2018-06-15 Safran Ceramics Ensemble d'anneau de turbine comprenant une pluralite de secteurs d'anneau en materiau composite a matrice ceramique
CA2925588A1 (en) 2015-04-29 2016-10-29 Rolls-Royce Corporation Brazed blade track for a gas turbine engine
US10550709B2 (en) * 2015-04-30 2020-02-04 Rolls-Royce North American Technologies Inc. Full hoop blade track with flanged segments
US9932901B2 (en) * 2015-05-11 2018-04-03 General Electric Company Shroud retention system with retention springs
US9915153B2 (en) * 2015-05-11 2018-03-13 General Electric Company Turbine shroud segment assembly with expansion joints
FR3036433B1 (fr) 2015-05-22 2019-09-13 Safran Ceramics Ensemble d'anneau de turbine avec maintien par crabotage
US10641120B2 (en) 2015-07-24 2020-05-05 Rolls-Royce Corporation Seal segment for a gas turbine engine
US10100654B2 (en) * 2015-11-24 2018-10-16 Rolls-Royce North American Technologies Inc. Impingement tubes for CMC seal segment cooling
FR3048016B1 (fr) * 2016-02-18 2018-03-16 Safran Ceramics Secteur d'anneau de turbine avec barriere environnementale dopee par un element electriquement conducteur
US20170370583A1 (en) * 2016-06-22 2017-12-28 General Electric Company Ceramic Matrix Composite Component for a Gas Turbine Engine
FR3056632B1 (fr) 2016-09-27 2020-06-05 Safran Aircraft Engines Ensemble d'anneau turbine comprenant un element de repartition de l'air de refroidissement
US10633996B2 (en) 2016-11-17 2020-04-28 Rolls-Royce Corporation Turbine cooling system
US10619514B2 (en) 2017-10-18 2020-04-14 Rolls-Royce Corporation Ceramic matrix composite assembly with compliant pin attachment features
US20190170013A1 (en) * 2017-12-06 2019-06-06 General Electric Company Discontinuous Molded Tape Wear Interface for Composite Components
US10801350B2 (en) 2018-02-23 2020-10-13 Rolls-Royce Corporation Actively cooled engine assembly with ceramic matrix composite components
US11408300B2 (en) 2018-12-03 2022-08-09 Raytheon Technologies Corporation Rotor overspeed protection assembly
US10914186B2 (en) * 2018-12-05 2021-02-09 Raytheon Technologies Corporation BOAS control structure with center support hook
US10934878B2 (en) * 2018-12-05 2021-03-02 Raytheon Technologies Corporation CMC loop boas
US11724969B2 (en) * 2018-12-14 2023-08-15 General Electric Company Coating for improved surface finish
US10927694B2 (en) 2019-03-13 2021-02-23 Raytheon Technologies Corporation BOAS carrier with cooling supply
FR3095668B1 (fr) * 2019-05-03 2021-04-09 Safran Aircraft Engines Ensemble d’anneau de turbine monté sur entretoise
US11365644B2 (en) 2019-07-01 2022-06-21 Raytheon Technologies Corporation Double box boas and carrier system
CN113062781B (zh) * 2021-05-06 2022-07-08 中国航发湖南动力机械研究所 一种用于cmc燃气涡轮外环的定心定位结构

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BE756582A (fr) * 1969-10-02 1971-03-01 Gen Electric Ecran circulaire et support d'ecran avec dispositif de reglage de la temperature pour turbomachine
FR2580033A1 (en) * 1985-04-03 1986-10-10 Snecma Elastically suspended turbine ring for a turbine machine
JPH10103014A (ja) * 1996-09-30 1998-04-21 Toshiba Corp ガスタービンシュラウド構造
US6340285B1 (en) * 2000-06-08 2002-01-22 General Electric Company End rail cooling for combined high and low pressure turbine shroud
US6478545B2 (en) * 2001-03-07 2002-11-12 General Electric Company Fluted blisk
US6733233B2 (en) * 2002-04-26 2004-05-11 Pratt & Whitney Canada Corp. Attachment of a ceramic shroud in a metal housing
JP2004036443A (ja) * 2002-07-02 2004-02-05 Ishikawajima Harima Heavy Ind Co Ltd ガスタービンシュラウド構造
US7270518B2 (en) * 2005-05-19 2007-09-18 General Electric Company Steep angle turbine cover buckets having relief grooves
US7563071B2 (en) * 2005-08-04 2009-07-21 Siemens Energy, Inc. Pin-loaded mounting apparatus for a refractory component in a combustion turbine engine
US7648336B2 (en) * 2006-01-03 2010-01-19 General Electric Company Apparatus and method for assembling a gas turbine stator
US7749565B2 (en) 2006-09-29 2010-07-06 General Electric Company Method for applying and dimensioning an abradable coating
GB0703827D0 (en) * 2007-02-28 2007-04-11 Rolls Royce Plc Rotor seal segment
JP5490736B2 (ja) * 2010-01-25 2014-05-14 株式会社日立製作所 セラミックアブレーダブルコーテイングを有するガスタービン用シュラウド
US8740552B2 (en) * 2010-05-28 2014-06-03 General Electric Company Low-ductility turbine shroud and mounting apparatus
US8753073B2 (en) * 2010-06-23 2014-06-17 General Electric Company Turbine shroud sealing apparatus

Also Published As

Publication number Publication date
JP2013170578A (ja) 2013-09-02
EP2631434A2 (en) 2013-08-28
CN103291387A (zh) 2013-09-11
JP6063285B2 (ja) 2017-01-18
CN103291387B (zh) 2017-04-26
EP2631434A3 (en) 2017-07-26

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Legal Events

Date Code Title Description
FZDE Dead

Effective date: 20190214