GB1225445A - - Google Patents

Info

Publication number
GB1225445A
GB1225445A GB1225445DA GB1225445A GB 1225445 A GB1225445 A GB 1225445A GB 1225445D A GB1225445D A GB 1225445DA GB 1225445 A GB1225445 A GB 1225445A
Authority
GB
United Kingdom
Prior art keywords
wall
flow
openings
cooling air
cooling
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
Other languages
English (en)
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 filed Critical
Publication of GB1225445A publication Critical patent/GB1225445A/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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7737—Thermal responsive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Control Of Turbines (AREA)
GB1225445D 1968-10-28 1969-10-28 Expired GB1225445A (forum.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77091968A 1968-10-28 1968-10-28

Publications (1)

Publication Number Publication Date
GB1225445A true GB1225445A (forum.php) 1971-03-17

Family

ID=25090114

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1225445D Expired GB1225445A (forum.php) 1968-10-28 1969-10-28

Country Status (2)

Country Link
US (1) US3736069A (forum.php)
GB (1) GB1225445A (forum.php)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2452599A1 (fr) * 1979-03-30 1980-10-24 Gen Electric Systeme ameliore pour l'alimentation en air de refroidissement d'une turbomachine
US5407319A (en) * 1993-03-11 1995-04-18 Rolls-Royce Plc Sealing structures for gas turbine engines
EP2912290A4 (en) * 2012-10-29 2015-11-11 United Technologies Corp BREATH PROTECTION SCREEN FOR HIGH PRESSURE COMPRESSOR
EP1903186B1 (fr) * 2006-09-22 2017-01-25 Safran Aircraft Engines Dispositif d' écran thermique sur le carter de turbine pour le contrôle du jeu en sommet d'aube
CN109209517A (zh) * 2018-09-05 2019-01-15 中国航发动力股份有限公司 一种烟气轮机自适应热膨胀的二级静叶环组件
US11073039B1 (en) 2020-01-24 2021-07-27 Rolls-Royce Plc Ceramic matrix composite heat shield for use in a turbine vane and a turbine shroud ring

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2280791A1 (fr) * 1974-07-31 1976-02-27 Snecma Perfectionnements au reglage du jeu entre les aubes et le stator d'une turbine
US4023919A (en) * 1974-12-19 1977-05-17 General Electric Company Thermal actuated valve for clearance control
US3966354A (en) * 1974-12-19 1976-06-29 General Electric Company Thermal actuated valve for clearance control
US4023731A (en) * 1974-12-19 1977-05-17 General Electric Company Thermal actuated valve for clearance control
US4005946A (en) * 1975-06-20 1977-02-01 United Technologies Corporation Method and apparatus for controlling stator thermal growth
US4069662A (en) * 1975-12-05 1978-01-24 United Technologies Corporation Clearance control for gas turbine engine
US4213738A (en) * 1978-02-21 1980-07-22 General Motors Corporation Cooling air control valve
US4242042A (en) * 1978-05-16 1980-12-30 United Technologies Corporation Temperature control of engine case for clearance control
US4230439A (en) * 1978-07-17 1980-10-28 General Electric Company Air delivery system for regulating thermal growth
US4217755A (en) * 1978-12-04 1980-08-19 General Motors Corporation Cooling air control valve
EP0040267B1 (de) * 1980-05-19 1985-10-09 BBC Aktiengesellschaft Brown, Boveri & Cie. Gekühlter Leitschaufelträger
US4487016A (en) * 1980-10-01 1984-12-11 United Technologies Corporation Modulated clearance control for an axial flow rotary machine
US4613280A (en) * 1984-09-21 1986-09-23 Avco Corporation Passively modulated cooling of turbine shroud
US4650394A (en) * 1984-11-13 1987-03-17 United Technologies Corporation Coolable seal assembly for a gas turbine engine
US4642024A (en) * 1984-12-05 1987-02-10 United Technologies Corporation Coolable stator assembly for a rotary machine
US4650395A (en) * 1984-12-21 1987-03-17 United Technologies Corporation Coolable seal segment for a rotary machine
FR2600377B1 (fr) * 1986-06-18 1988-09-02 Snecma Dispositif de controle des debits d'air de refroidissement d'une turbine de moteur
US4767260A (en) * 1986-11-07 1988-08-30 United Technologies Corporation Stator vane platform cooling means
US5316437A (en) * 1993-02-19 1994-05-31 General Electric Company Gas turbine engine structural frame assembly having a thermally actuated valve for modulating a flow of hot gases through the frame hub
GB2319307B (en) * 1996-11-12 2000-11-08 Rolls Royce Plc Gas turbine engine cooling air flow control
US6116852A (en) * 1997-12-11 2000-09-12 Pratt & Whitney Canada Corp. Turbine passive thermal valve for improved tip clearance control
US6067791A (en) * 1997-12-11 2000-05-30 Pratt & Whitney Canada Inc. Turbine engine with a thermal valve
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
US6514041B1 (en) * 2001-09-12 2003-02-04 Alstom (Switzerland) Ltd Carrier for guide vane and heat shield segment
EP1566531A1 (de) * 2004-02-19 2005-08-24 Siemens Aktiengesellschaft Gasturbine mit einem gegen Auskühlen geschützten Verdichtergehäuse und Verfahren zum Betrieb einer Gasturbine
US7909569B2 (en) * 2005-06-09 2011-03-22 Pratt & Whitney Canada Corp. Turbine support case and method of manufacturing
US20100303608A1 (en) * 2006-09-28 2010-12-02 Mitsubishi Heavy Industries, Ltd. Two-shaft gas turbine
US8079804B2 (en) * 2008-09-18 2011-12-20 Siemens Energy, Inc. Cooling structure for outer surface of a gas turbine case
US8092161B2 (en) * 2008-09-24 2012-01-10 Siemens Energy, Inc. Thermal shield at casing joint
US9206742B2 (en) * 2012-12-29 2015-12-08 United Technologies Corporation Passages to facilitate a secondary flow between components
WO2014105800A1 (en) * 2012-12-29 2014-07-03 United Technologies Corporation Gas turbine seal assembly and seal support
US9850780B2 (en) 2012-12-29 2017-12-26 United Technologies Corporation Plate for directing flow and film cooling of components
JP6752219B2 (ja) * 2015-04-24 2020-09-09 ヌオーヴォ・ピニォーネ・テクノロジー・ソチエタ・レスポンサビリタ・リミタータＮｕｏｖｏ Ｐｉｇｎｏｎｅ Ｔｅｃｎｏｌｏｇｉｅ Ｓ．Ｒ．Ｌ． 冷却フィンを備えたケーシングを有するガスタービンエンジン
US10822973B2 (en) * 2017-11-28 2020-11-03 General Electric Company Shroud for a gas turbine engine
US11692448B1 (en) * 2022-03-04 2023-07-04 General Electric Company Passive valve assembly for a nozzle of a gas turbine engine
US12291997B1 (en) 2024-04-30 2025-05-06 General Electric Company Variable area turbine nozzle assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2787440A (en) * 1953-05-21 1957-04-02 Westinghouse Electric Corp Turbine apparatus
US2811833A (en) * 1953-06-05 1957-11-05 Gen Motors Corp Turbine cooling
US2951340A (en) * 1956-01-03 1960-09-06 Curtiss Wright Corp Gas turbine with control mechanism for turbine cooling air
US2906494A (en) * 1956-06-12 1959-09-29 Daniel J Mccarty Heat responsive means for blade cooling

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2452599A1 (fr) * 1979-03-30 1980-10-24 Gen Electric Systeme ameliore pour l'alimentation en air de refroidissement d'une turbomachine
US5407319A (en) * 1993-03-11 1995-04-18 Rolls-Royce Plc Sealing structures for gas turbine engines
US5470198A (en) * 1993-03-11 1995-11-28 Rolls-Royce Plc Sealing structures for gas turbine engines
EP1903186B1 (fr) * 2006-09-22 2017-01-25 Safran Aircraft Engines Dispositif d' écran thermique sur le carter de turbine pour le contrôle du jeu en sommet d'aube
EP2912290A4 (en) * 2012-10-29 2015-11-11 United Technologies Corp BREATH PROTECTION SCREEN FOR HIGH PRESSURE COMPRESSOR
US9322415B2 (en) 2012-10-29 2016-04-26 United Technologies Corporation Blast shield for high pressure compressor
CN109209517A (zh) * 2018-09-05 2019-01-15 中国航发动力股份有限公司 一种烟气轮机自适应热膨胀的二级静叶环组件
US11073039B1 (en) 2020-01-24 2021-07-27 Rolls-Royce Plc Ceramic matrix composite heat shield for use in a turbine vane and a turbine shroud ring
EP3854994A1 (en) * 2020-01-24 2021-07-28 Rolls-Royce plc Ceramic matrix composite heat shield for use in a turbine vane and a turbine shroud ring

Also Published As

Publication number Publication date
US3736069A (en) 1973-05-29

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]