DE102004003354A8 - Turbinen-Laufschaufel und Gasturbine - Google Patents

Turbinen-Laufschaufel und Gasturbine Download PDF

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Publication number
DE102004003354A8
DE102004003354A8 DE102004003354A DE102004003354A DE102004003354A8 DE 102004003354 A8 DE102004003354 A8 DE 102004003354A8 DE 102004003354 A DE102004003354 A DE 102004003354A DE 102004003354 A DE102004003354 A DE 102004003354A DE 102004003354 A8 DE102004003354 A8 DE 102004003354A8
Authority
DE
Germany
Prior art keywords
turbine
blade
gas
gas turbine
turbine blade
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.)
Granted
Application number
DE102004003354A
Other languages
English (en)
Other versions
DE102004003354A1 (de
DE102004003354B4 (de
Inventor
Friedrich Miami Soechting
Charles Miami Ellis
Yasuoki Takasago Tomita
Shunsuke Takasago Torii
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.)
Mitsubishi Power Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of DE102004003354A1 publication Critical patent/DE102004003354A1/de
Publication of DE102004003354A8 publication Critical patent/DE102004003354A8/de
Application granted granted Critical
Publication of DE102004003354B4 publication Critical patent/DE102004003354B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • F01D5/186—Film 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
    • 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
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE102004003354A 2003-01-27 2004-01-22 Turbinen-Laufschaufel und Gasturbine Expired - Lifetime DE102004003354B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/351,479 US6988872B2 (en) 2003-01-27 2003-01-27 Turbine moving blade and gas turbine
US10/351479 2003-01-27

Publications (3)

Publication Number Publication Date
DE102004003354A1 DE102004003354A1 (de) 2004-08-12
DE102004003354A8 true DE102004003354A8 (de) 2004-12-23
DE102004003354B4 DE102004003354B4 (de) 2006-12-07

Family

ID=32712826

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102004003354A Expired - Lifetime DE102004003354B4 (de) 2003-01-27 2004-01-22 Turbinen-Laufschaufel und Gasturbine

Country Status (4)

Country Link
US (1) US6988872B2 (de)
JP (1) JP2004225690A (de)
CN (2) CN1971000B (de)
DE (1) DE102004003354B4 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7300252B2 (en) * 2004-10-04 2007-11-27 Alstom Technology Ltd Gas turbine airfoil leading edge cooling construction
US8545169B2 (en) * 2005-07-27 2013-10-01 Siemens Aktiengesellschaft Cooled turbine blade for a gas turbine and use of such a turbine blade
US20080085193A1 (en) * 2006-10-05 2008-04-10 Siemens Power Generation, Inc. Turbine airfoil cooling system with enhanced tip corner cooling channel
US7704047B2 (en) * 2006-11-21 2010-04-27 Siemens Energy, Inc. Cooling of turbine blade suction tip rail
US7645122B1 (en) 2006-12-01 2010-01-12 Florida Turbine Technologies, Inc. Turbine rotor blade with a nested parallel serpentine flow cooling circuit
US7670113B1 (en) 2007-05-31 2010-03-02 Florida Turbine Technologies, Inc. Turbine airfoil with serpentine trailing edge cooling circuit
US8083485B2 (en) * 2007-08-15 2011-12-27 United Technologies Corporation Angled tripped airfoil peanut cavity
US7988417B1 (en) * 2007-11-19 2011-08-02 Florida Turbine Technologies, Inc. Air cooled turbine blade
JP2011163123A (ja) * 2010-02-04 2011-08-25 Ihi Corp タービン動翼
US8628298B1 (en) * 2011-07-22 2014-01-14 Florida Turbine Technologies, Inc. Turbine rotor blade with serpentine cooling
US9797258B2 (en) * 2013-10-23 2017-10-24 General Electric Company Turbine bucket including cooling passage with turn
EP3084138B1 (de) * 2013-12-16 2019-09-18 United Technologies Corporation Gasturbinenschaufel mit keramikspitze und kühlanordnung
US9810072B2 (en) * 2014-05-28 2017-11-07 General Electric Company Rotor blade cooling
US10815782B2 (en) 2016-06-24 2020-10-27 General Electric Company Methods for repairing airfoil trailing edges to include ejection slots therein
US10697301B2 (en) 2017-04-07 2020-06-30 General Electric Company Turbine engine airfoil having a cooling circuit
JP6345319B1 (ja) * 2017-07-07 2018-06-20 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
CN111247313B (zh) * 2017-08-24 2023-01-31 西门子能源全球两合公司 涡轮转子翼型件和用于减少叶片内的腔中的压力损失的相应方法
US10563519B2 (en) * 2018-02-19 2020-02-18 General Electric Company Engine component with cooling hole
JP7096695B2 (ja) 2018-04-17 2022-07-06 三菱重工業株式会社 タービン翼及びガスタービン
DE102019125779B4 (de) * 2019-09-25 2024-03-21 Man Energy Solutions Se Schaufel einer Strömungsmaschine
CN111926151A (zh) * 2020-08-18 2020-11-13 哈尔滨汽轮机厂有限责任公司 一种基于cfd辅助的汽轮机叶片激光固溶强化方法
JP2023165485A (ja) * 2022-05-06 2023-11-16 三菱重工業株式会社 タービン翼及びガスタービン
JP7436725B1 (ja) 2023-03-23 2024-02-22 三菱重工業株式会社 動翼、及びこれを備えているガスタービン

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994012390A2 (en) * 1992-11-24 1994-06-09 United Technologies Corporation Coolable rotor blade structure
US5403159A (en) * 1992-11-30 1995-04-04 United Technoligies Corporation Coolable airfoil structure
DE69317901T2 (de) * 1992-11-24 1998-10-29 United Technologies Corp Verstärkte hinterkante für gusskern einer turbinenschaufel
DE69417375T2 (de) * 1993-12-23 1999-11-04 United Technologies Corp Aerodynamische Laufschaufelspitzendichtung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5183385A (en) * 1990-11-19 1993-02-02 General Electric Company Turbine blade squealer tip having air cooling holes contiguous with tip interior wall surface
US5192192A (en) * 1990-11-28 1993-03-09 The United States Of America As Represented By The Secretary Of The Air Force Turbine engine foil cap
US5326224A (en) * 1991-03-01 1994-07-05 General Electric Company Cooling hole arrangements in jet engine components exposed to hot gas flow
FI101835B (fi) * 1992-11-20 1998-08-31 Nokia Telecommunications Oy Modulaarisen tietojärjestelmän liikennöintijärjestelmä
JP2851575B2 (ja) * 1996-01-29 1999-01-27 三菱重工業株式会社 蒸気冷却翼
US5609779A (en) 1996-05-15 1997-03-11 General Electric Company Laser drilling of non-circular apertures
JP3316405B2 (ja) * 1997-02-04 2002-08-19 三菱重工業株式会社 ガスタービン冷却静翼
JP3238344B2 (ja) * 1997-02-20 2001-12-10 三菱重工業株式会社 ガスタービン静翼
JP3411775B2 (ja) 1997-03-10 2003-06-03 三菱重工業株式会社 ガスタービン動翼
US5975851A (en) 1997-12-17 1999-11-02 United Technologies Corporation Turbine blade with trailing edge root section cooling
US6224336B1 (en) * 1999-06-09 2001-05-01 General Electric Company Triple tip-rib airfoil
CA2334071C (en) 2000-02-23 2005-05-24 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade
US6602052B2 (en) * 2001-06-20 2003-08-05 Alstom (Switzerland) Ltd Airfoil tip squealer cooling construction

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1994012390A2 (en) * 1992-11-24 1994-06-09 United Technologies Corporation Coolable rotor blade structure
DE69317901T2 (de) * 1992-11-24 1998-10-29 United Technologies Corp Verstärkte hinterkante für gusskern einer turbinenschaufel
US5403159A (en) * 1992-11-30 1995-04-04 United Technoligies Corporation Coolable airfoil structure
DE69417375T2 (de) * 1993-12-23 1999-11-04 United Technologies Corp Aerodynamische Laufschaufelspitzendichtung

Also Published As

Publication number Publication date
CN1327109C (zh) 2007-07-18
CN1971000B (zh) 2011-05-18
US20040146402A1 (en) 2004-07-29
US6988872B2 (en) 2006-01-24
DE102004003354A1 (de) 2004-08-12
CN1971000A (zh) 2007-05-30
DE102004003354B4 (de) 2006-12-07
CN1517513A (zh) 2004-08-04
JP2004225690A (ja) 2004-08-12

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8181 Inventor (new situation)

Inventor name: TOMITA, YASUOKI, TAKASAGO, HYOGO, JP

Inventor name: TORII, SHUNSUKE, TAKASAGO, HYOGO, JP

Inventor name: SOECHTING, FRIEDRICH, MIAMI, FLA., US

Inventor name: ELLIS, CHARLES, MIAMI, FLA., US

OP8 Request for examination as to paragraph 44 patent law
8364 No opposition during term of opposition
R081 Change of applicant/patentee

Owner name: MITSUBISHI HITACHI POWER SYSTEMS, LTD., YOKOHA, JP

Free format text: FORMER OWNER: MITSUBISHI HEAVY INDUSTRIES, LTD., TOKYO, JP

R082 Change of representative

Representative=s name: PATENTANWAELTE HENKEL, BREUER & PARTNER, DE

R071 Expiry of right