JP2005351277A - ガスタービンロータブレードを冷却するための方法及び装置 - Google Patents

ガスタービンロータブレードを冷却するための方法及び装置 Download PDF

Info

Publication number
JP2005351277A
JP2005351277A JP2005169330A JP2005169330A JP2005351277A JP 2005351277 A JP2005351277 A JP 2005351277A JP 2005169330 A JP2005169330 A JP 2005169330A JP 2005169330 A JP2005169330 A JP 2005169330A JP 2005351277 A JP2005351277 A JP 2005351277A
Authority
JP
Japan
Prior art keywords
trailing edge
airfoil
edge cooling
distance
slot
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.)
Pending
Application number
JP2005169330A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005351277A5 (OSRAM
Inventor
Edward Lee Mcgrath
エドワード・リー・マクグラス
Benjamin A Lagrange
ベンジャミン・エー・ラグランジュ
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 JP2005351277A publication Critical patent/JP2005351277A/ja
Publication of JP2005351277A5 publication Critical patent/JP2005351277A5/ja
Pending legal-status Critical Current

Links

Images

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2005169330A 2004-06-10 2005-06-09 ガスタービンロータブレードを冷却するための方法及び装置 Pending JP2005351277A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/865,471 US7165940B2 (en) 2004-06-10 2004-06-10 Method and apparatus for cooling gas turbine rotor blades

Publications (2)

Publication Number Publication Date
JP2005351277A true JP2005351277A (ja) 2005-12-22
JP2005351277A5 JP2005351277A5 (OSRAM) 2008-07-24

Family

ID=35455190

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005169330A Pending JP2005351277A (ja) 2004-06-10 2005-06-09 ガスタービンロータブレードを冷却するための方法及び装置

Country Status (4)

Country Link
US (1) US7165940B2 (OSRAM)
JP (1) JP2005351277A (OSRAM)
CN (1) CN1707069B (OSRAM)
DE (1) DE102005026525A1 (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012072767A (ja) * 2010-09-29 2012-04-12 General Electric Co <Ge> タービン翼およびタービン翼を冷却するための方法
JP2019015252A (ja) * 2017-07-07 2019-01-31 三菱日立パワーシステムズ株式会社 タービン翼及びガスタービン
KR20230062980A (ko) * 2021-11-01 2023-05-09 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈
KR20230062979A (ko) * 2021-11-01 2023-05-09 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7387492B2 (en) * 2005-12-20 2008-06-17 General Electric Company Methods and apparatus for cooling turbine blade trailing edges
US7934906B2 (en) * 2007-11-14 2011-05-03 Siemens Energy, Inc. Turbine blade tip cooling system
FR2924155B1 (fr) * 2007-11-26 2014-02-14 Snecma Aube de turbomachine
US8096771B2 (en) * 2008-09-25 2012-01-17 Siemens Energy, Inc. Trailing edge cooling slot configuration for a turbine airfoil
JP2012189026A (ja) * 2011-03-11 2012-10-04 Ihi Corp タービン翼
US9051842B2 (en) 2012-01-05 2015-06-09 General Electric Company System and method for cooling turbine blades
US9297262B2 (en) * 2012-05-24 2016-03-29 General Electric Company Cooling structures in the tips of turbine rotor blades
US20140064983A1 (en) * 2012-08-31 2014-03-06 General Electric Company Airfoil and method for manufacturing an airfoil
US9790801B2 (en) * 2012-12-27 2017-10-17 United Technologies Corporation Gas turbine engine component having suction side cutback opening
DE102013219814B3 (de) * 2013-09-30 2014-11-27 Deutsches Zentrum für Luft- und Raumfahrt e.V. Axialverdichter
EP3123000B1 (en) * 2014-03-27 2019-02-06 Siemens Aktiengesellschaft Blade for a gas turbine and method of cooling the blade
US9810072B2 (en) 2014-05-28 2017-11-07 General Electric Company Rotor blade cooling
US9638046B2 (en) 2014-06-12 2017-05-02 Pratt & Whitney Canada Corp. Airfoil with variable land width at trailing edge
EP2980357A1 (en) * 2014-08-01 2016-02-03 Siemens Aktiengesellschaft Gas turbine aerofoil trailing edge

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56159507A (en) * 1980-02-19 1981-12-08 Nashionaare Dechiyuudo E Do Co Cooling turbine vane
JPS63149076A (ja) * 1986-11-20 1988-06-21 ユナイテッド・テクノロジーズ・コーポレイション 金属物品の溶接による修理方法
JPH0814001A (ja) * 1994-06-29 1996-01-16 Toshiba Corp ガスタービン翼
JP2001027102A (ja) * 1999-06-30 2001-01-30 General Electric Co <Ge> タービン動翼の後縁冷却孔及び溝穴

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3420502A (en) * 1962-09-04 1969-01-07 Gen Electric Fluid-cooled airfoil
US4303374A (en) * 1978-12-15 1981-12-01 General Electric Company Film cooled airfoil body
US4601638A (en) * 1984-12-21 1986-07-22 United Technologies Corporation Airfoil trailing edge cooling arrangement
US4664597A (en) * 1985-12-23 1987-05-12 United Technologies Corporation Coolant passages with full coverage film cooling slot
SU1615396A1 (ru) * 1989-01-02 1990-12-23 Предприятие П/Я В-2504 Охлаждаема лопатка газовой турбины
JP3142850B2 (ja) * 1989-03-13 2001-03-07 株式会社東芝 タービンの冷却翼および複合発電プラント
US5176499A (en) * 1991-06-24 1993-01-05 General Electric Company Photoetched cooling slots for diffusion bonded airfoils
US5503529A (en) * 1994-12-08 1996-04-02 General Electric Company Turbine blade having angled ejection slot
US5503527A (en) * 1994-12-19 1996-04-02 General Electric Company Turbine blade having tip slot
DE59808819D1 (de) * 1998-05-20 2003-07-31 Alstom Switzerland Ltd Gestaffelte Anordnung von Filmkühlungsbohrungen
US6106231A (en) * 1998-11-06 2000-08-22 General Electric Company Partially coated airfoil and method for making
US6634858B2 (en) * 2001-06-11 2003-10-21 Alstom (Switzerland) Ltd Gas turbine airfoil
US6851924B2 (en) * 2002-09-27 2005-02-08 Siemens Westinghouse Power Corporation Crack-resistance vane segment member
US6942449B2 (en) * 2003-01-13 2005-09-13 United Technologies Corporation Trailing edge cooling

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56159507A (en) * 1980-02-19 1981-12-08 Nashionaare Dechiyuudo E Do Co Cooling turbine vane
JPS63149076A (ja) * 1986-11-20 1988-06-21 ユナイテッド・テクノロジーズ・コーポレイション 金属物品の溶接による修理方法
JPH0814001A (ja) * 1994-06-29 1996-01-16 Toshiba Corp ガスタービン翼
JP2001027102A (ja) * 1999-06-30 2001-01-30 General Electric Co <Ge> タービン動翼の後縁冷却孔及び溝穴

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012072767A (ja) * 2010-09-29 2012-04-12 General Electric Co <Ge> タービン翼およびタービン翼を冷却するための方法
JP2019015252A (ja) * 2017-07-07 2019-01-31 三菱日立パワーシステムズ株式会社 タービン翼及びガスタービン
US11339669B2 (en) 2017-07-07 2022-05-24 Mitsubishi Power, Ltd. Turbine blade and gas turbine
KR20230062980A (ko) * 2021-11-01 2023-05-09 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈
KR20230062979A (ko) * 2021-11-01 2023-05-09 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈
KR20240113741A (ko) * 2021-11-01 2024-07-23 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈
KR102696227B1 (ko) * 2021-11-01 2024-08-16 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈
KR102755150B1 (ko) * 2021-11-01 2025-01-14 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈
KR102767216B1 (ko) * 2021-11-01 2025-02-11 두산에너빌리티 주식회사 에어포일 및 이를 포함하는 가스 터빈

Also Published As

Publication number Publication date
CN1707069A (zh) 2005-12-14
CN1707069B (zh) 2011-10-19
DE102005026525A1 (de) 2005-12-29
US20050276697A1 (en) 2005-12-15
US7165940B2 (en) 2007-01-23

Similar Documents

Publication Publication Date Title
US8177507B2 (en) Triangular serpentine cooling channels
JP4762524B2 (ja) ガスタービンエンジンロータ組立体を冷却するための方法及び装置
JP4546760B2 (ja) 一体化されたブリッジを備えたタービンブレード
US8172533B2 (en) Turbine blade internal cooling configuration
JP5546732B2 (ja) インピンジメント冷却式バケットシュラウド、該シュラウドが組み込まれたタービンロータ並びに冷却方法
US8851846B2 (en) Apparatus and methods for cooling platform regions of turbine rotor blades
JP2005351277A (ja) ガスタービンロータブレードを冷却するための方法及び装置
US10738621B2 (en) Turbine airfoil with cast platform cooling circuit
CN105464714B (zh) 用于燃气涡轮的涡轮叶片的冷却方案
US7431562B2 (en) Method and apparatus for cooling gas turbine rotor blades
EP1088964A2 (en) Slotted impingement cooling of airfoil leading edge
JP2005299638A (ja) 熱シールド型タービン翼形部
US20120107135A1 (en) Apparatus, systems and methods for cooling the platform region of turbine rotor blades
US20060127212A1 (en) Airfoil platform impingement cooling
JP2005299637A (ja) タービンブレード温度を低下させる方法及び装置
JP2005180422A (ja) 二種冷却媒体式タービンブレード
JP2008106743A (ja) ガスタービンエンジンの構成要素
JP2002235502A (ja) ガスタービンエンジン用タービンブレード及び該タービンブレードを冷却する方法
JP2008157221A (ja) 外側バンドの低サイクル疲労を改善するためのクラウンフランジを備えた片持ち式ノズル
JP2007170375A (ja) 逆冷却タービンノズル
JP2005076636A (ja) ガスタービンエンジンのロータ組立体を冷却するための方法及び装置
US20190178102A1 (en) Turbine shroud cooling
JP2006070899A (ja) ガスタービンエンジンロータ組立体を冷却するための方法及び装置
US7458779B2 (en) Gas turbine or compressor blade
GB2279705A (en) Cooling of turbine blades of a gas turbine engine

Legal Events

Date Code Title Description
A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080606

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080606

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100622

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20100629

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20100929

RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20100929

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20100929

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20101004

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20101228

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110405

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20110705

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20110708

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20120131