JP4554759B2 - 熱冷却タービンノズル段の内側及び外側バンドにおける熱応力を緩和する装置及び方法 - Google Patents

熱冷却タービンノズル段の内側及び外側バンドにおける熱応力を緩和する装置及び方法 Download PDF

Info

Publication number
JP4554759B2
JP4554759B2 JP2000137903A JP2000137903A JP4554759B2 JP 4554759 B2 JP4554759 B2 JP 4554759B2 JP 2000137903 A JP2000137903 A JP 2000137903A JP 2000137903 A JP2000137903 A JP 2000137903A JP 4554759 B2 JP4554759 B2 JP 4554759B2
Authority
JP
Japan
Prior art keywords
cover
nozzle
wall
temperature
passage
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
JP2000137903A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000352301A (ja
JP2000352301A5 (enExample
Inventor
ユーフェン・フィリップ・ユー
ゲーリー・マイケル・イトゼル
ビクター・エイチ．エス．・コレイア
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
Application filed by General Electric Co filed Critical General Electric Co
Publication of JP2000352301A publication Critical patent/JP2000352301A/ja
Publication of JP2000352301A5 publication Critical patent/JP2000352301A5/ja
Application granted granted Critical
Publication of JP4554759B2 publication Critical patent/JP4554759B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/26—Control of fuel supply
    • F02C9/28—Regulating systems responsive to plant or ambient parameters, e.g. temperature, pressure, rotor speed
    • 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
    • F01D25/10—Heating, e.g. warming-up before starting
    • 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
    • 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
    • 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
    • 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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/20—Mounting or supporting of plant; Accommodating heat expansion or creep
    • 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
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2000137903A 1999-05-14 2000-05-11 熱冷却タービンノズル段の内側及び外側バンドにおける熱応力を緩和する装置及び方法 Expired - Fee Related JP4554759B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US31164099A 1999-05-14 1999-05-14
US09/311640 1999-05-14

Publications (3)

Publication Number Publication Date
JP2000352301A JP2000352301A (ja) 2000-12-19
JP2000352301A5 JP2000352301A5 (enExample) 2007-06-28
JP4554759B2 true JP4554759B2 (ja) 2010-09-29

Family

ID=23207810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000137903A Expired - Fee Related JP4554759B2 (ja) 1999-05-14 2000-05-11 熱冷却タービンノズル段の内側及び外側バンドにおける熱応力を緩和する装置及び方法

Country Status (4)

Country Link
US (1) US6394749B2 (enExample)
EP (1) EP1052375B1 (enExample)
JP (1) JP4554759B2 (enExample)
KR (1) KR100694370B1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002243154A (ja) * 2001-02-16 2002-08-28 Mitsubishi Heavy Ind Ltd ガスタービン燃焼器尾筒出口構造及びガスタービン燃焼器
US6860108B2 (en) 2003-01-22 2005-03-01 Mitsubishi Heavy Industries, Ltd. Gas turbine tail tube seal and gas turbine using the same
FR2851287B1 (fr) * 2003-02-14 2006-12-01 Snecma Moteurs Plate-forme annulaire de distributeur d'une turbine basse pression de turbomachine
US6742984B1 (en) 2003-05-19 2004-06-01 General Electric Company Divided insert for steam cooled nozzles and method for supporting and separating divided insert
US6843637B1 (en) 2003-08-04 2005-01-18 General Electric Company Cooling circuit within a turbine nozzle and method of cooling a turbine nozzle
US7029228B2 (en) * 2003-12-04 2006-04-18 General Electric Company Method and apparatus for convective cooling of side-walls of turbine nozzle segments
FR2877034B1 (fr) * 2004-10-27 2009-04-03 Snecma Moteurs Sa Aube de rotor d'une turbine a gaz
US7255536B2 (en) * 2005-05-23 2007-08-14 United Technologies Corporation Turbine airfoil platform cooling circuit
EP1847696A1 (de) * 2006-04-21 2007-10-24 Siemens Aktiengesellschaft Bauteil für eine gestufte Verbrennung in einer Gasturbine und entsprechende Gasturbine.
BR112014026814A2 (pt) 2012-04-27 2018-11-27 Gen Electric vedação de metal de acanelamento com tubo integral e conjunto de vedação de acanelamento e tubo.
US9021816B2 (en) * 2012-07-02 2015-05-05 United Technologies Corporation Gas turbine engine turbine vane platform core
US20140096538A1 (en) * 2012-10-05 2014-04-10 General Electric Company Platform cooling of a turbine blade assembly
EP3030771B8 (en) 2013-08-05 2021-04-07 Raytheon Technologies Corporation Diffuser case mixing chamber for a turbine engine
US9757936B2 (en) 2014-12-29 2017-09-12 General Electric Company Hot gas path component
US10392950B2 (en) 2015-05-07 2019-08-27 General Electric Company Turbine band anti-chording flanges
DE102015215144B4 (de) * 2015-08-07 2017-11-09 MTU Aero Engines AG Vorrichtung und Verfahren zum Beeinflussen der Temperaturen in Innenringsegmenten einer Gasturbine
US10385727B2 (en) * 2015-10-12 2019-08-20 General Electric Company Turbine nozzle with cooling channel coolant distribution plenum
CA3182646A1 (en) * 2021-12-24 2023-06-24 Itp Next Generation Turbines, S.L. A turbine arrangement including a turbine outlet stator vane arrangement
US12091982B2 (en) 2022-06-10 2024-09-17 Ge Infrastructure Technology Llc Turbine component with heated structure to reduce thermal stress

Family Cites Families (9)

* 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
US4126405A (en) * 1976-12-16 1978-11-21 General Electric Company Turbine nozzle
FR2519374B1 (fr) * 1982-01-07 1986-01-24 Snecma Dispositif de refroidissement des talons d'aubes mobiles d'une turbine
US5098257A (en) * 1990-09-10 1992-03-24 Westinghouse Electric Corp. Apparatus and method for minimizing differential thermal expansion of gas turbine vane structures
US5394687A (en) * 1993-12-03 1995-03-07 The United States Of America As Represented By The Department Of Energy Gas turbine vane cooling system
US5494402A (en) * 1994-05-16 1996-02-27 Solar Turbines Incorporated Low thermal stress ceramic turbine nozzle
DE69515502T2 (de) * 1994-11-10 2000-08-03 Siemens Westinghouse Power Corp., Orlando Gasturbinenschaufel mit einer gekühlten plattform
US5538393A (en) * 1995-01-31 1996-07-23 United Technologies Corporation Turbine shroud segment with serpentine cooling channels having a bend passage
US5848876A (en) * 1997-02-11 1998-12-15 Mitsubishi Heavy Industries, Ltd. Cooling system for cooling platform of gas turbine moving blade

Also Published As

Publication number Publication date
EP1052375A2 (en) 2000-11-15
JP2000352301A (ja) 2000-12-19
EP1052375A3 (en) 2002-11-13
US20010005480A1 (en) 2001-06-28
EP1052375B1 (en) 2012-09-12
KR100694370B1 (ko) 2007-03-12
KR20010014863A (ko) 2001-02-26
US6394749B2 (en) 2002-05-28

Similar Documents

Publication Publication Date Title
JP4554759B2 (ja) 熱冷却タービンノズル段の内側及び外側バンドにおける熱応力を緩和する装置及び方法
JP4130540B2 (ja) ガスタービンノズル壁を局部的に冷却するための装置及び方法
JP3631500B2 (ja) ガスタービン用の一体化蒸気／空気冷却装置及びガスタービン用の冷却装置を動作する方法
JP3486191B2 (ja) 冷却流体を二重に供給するプラットフォームキャビティを有するタービン・ベーン
US6276896B1 (en) Apparatus and method for cooling Axi-Centrifugal impeller
JP4052380B2 (ja) 接線方向流バッフルおよび該バッフルを配置したタービンノズル
JP4554867B2 (ja) 冷却空気システム
US7976277B2 (en) Air-cooled component
US6435814B1 (en) Film cooling air pocket in a closed loop cooled airfoil
US6099244A (en) Cooled stationary blade for a gas turbine
US7527470B2 (en) Stator turbine vane with improved cooling
US20050123388A1 (en) Method and apparatus for convective cooling of side-walls of turbine nozzle segments
US6406254B1 (en) Cooling circuit for steam and air-cooled turbine nozzle stage
JPH05141270A (ja) シユラウド冷却集成体
CA2155376A1 (en) Turbine stator vane segment having closed cooling circuit
JP2001317302A (ja) 閉回路冷却される翼形部の膜冷却
US5545002A (en) Stator vane mounting platform
JPH07279605A (ja) 流体機械の運転法
US6331096B1 (en) Apparatus and methods for impingement cooling of an undercut region adjacent a side wall of a turbine nozzle segment
KR20010112049A (ko) 커버와 노즐 밴드를 연결하는 지지 구성요소를 포함하는가스 터빈 노즐 세그먼트
US6422810B1 (en) Exit chimney joint and method of forming the joint for closed circuit steam cooled gas turbine nozzles
JP3426841B2 (ja) ガスタービン動翼

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070510

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070510

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20090929

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20091228

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20091228

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20091228

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100107

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100128

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100202

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100301

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20100304

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20100326

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20100615

A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20100715

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130723

Year of fee payment: 3

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

LAPS Cancellation because of no payment of annual fees