JP2004190681A5 - - Google Patents

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Publication number
JP2004190681A5
JP2004190681A5 JP2003412659A JP2003412659A JP2004190681A5 JP 2004190681 A5 JP2004190681 A5 JP 2004190681A5 JP 2003412659 A JP2003412659 A JP 2003412659A JP 2003412659 A JP2003412659 A JP 2003412659A JP 2004190681 A5 JP2004190681 A5 JP 2004190681A5
Authority
JP
Japan
Prior art keywords
steam turbine
turbine bucket
bucket airfoil
airfoil
hollow
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
JP2003412659A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004190681A (ja
Filing date
Publication date
Priority claimed from US10/317,190 external-priority patent/US20040115059A1/en
Application filed filed Critical
Publication of JP2004190681A publication Critical patent/JP2004190681A/ja
Publication of JP2004190681A5 publication Critical patent/JP2004190681A5/ja
Pending legal-status Critical Current

Links

JP2003412659A 2002-12-12 2003-12-11 有芯蒸気タービンバケット Pending JP2004190681A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/317,190 US20040115059A1 (en) 2002-12-12 2002-12-12 Cored steam turbine bucket

Publications (2)

Publication Number Publication Date
JP2004190681A JP2004190681A (ja) 2004-07-08
JP2004190681A5 true JP2004190681A5 (zh) 2007-02-01

Family

ID=32392949

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003412659A Pending JP2004190681A (ja) 2002-12-12 2003-12-11 有芯蒸気タービンバケット

Country Status (4)

Country Link
US (1) US20040115059A1 (zh)
JP (1) JP2004190681A (zh)
CN (1) CN1321759C (zh)
DE (1) DE10358166B4 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1707742A1 (de) * 2005-03-09 2006-10-04 ABB Turbo Systems AG Turbinenschaufel mit Schmutzfänger

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5021603B1 (zh) * 1964-08-25 1975-07-24
US3304052A (en) * 1965-03-30 1967-02-14 Westinghouse Electric Corp Rotor structure for an elastic fluid utilizing machine
US3494709A (en) * 1965-05-27 1970-02-10 United Aircraft Corp Single crystal metallic part
US3762835A (en) * 1971-07-02 1973-10-02 Gen Electric Foreign object damage protection for compressor blades and other structures and related methods
US3904317A (en) * 1974-11-27 1975-09-09 Gen Electric Bucket locking mechanism
US4526512A (en) * 1983-03-28 1985-07-02 General Electric Co. Cooling flow control device for turbine blades
US5002460A (en) * 1989-10-02 1991-03-26 General Electric Company Internally cooled airfoil blade
US5296308A (en) * 1992-08-10 1994-03-22 Howmet Corporation Investment casting using core with integral wall thickness control means
JPH06117201A (ja) * 1992-10-05 1994-04-26 Toshiba Corp タ−ビン動翼の組立て方法
US5660525A (en) * 1992-10-29 1997-08-26 General Electric Company Film cooled slotted wall
US5350277A (en) * 1992-11-20 1994-09-27 General Electric Company Closed-circuit steam-cooled bucket with integrally cooled shroud for gas turbines and methods of steam-cooling the buckets and shrouds
US5286169A (en) * 1992-12-15 1994-02-15 General Electric Company Bucket for the next-to-last stage of a steam turbine
US5429877A (en) * 1993-10-20 1995-07-04 The United States Of America As Represented By The Secretary Of The Air Force Internally reinforced hollow titanium alloy components
JP3192854B2 (ja) * 1993-12-28 2001-07-30 株式会社東芝 タービン冷却翼
US5584660A (en) * 1995-04-28 1996-12-17 United Technologies Corporation Increased impact resistance in hollow airfoils
US6000908A (en) * 1996-11-05 1999-12-14 General Electric Company Cooling for double-wall structures
US5752801A (en) * 1997-02-20 1998-05-19 Westinghouse Electric Corporation Apparatus for cooling a gas turbine airfoil and method of making same
JPH10245658A (ja) * 1997-03-05 1998-09-14 Mitsubishi Heavy Ind Ltd 高Ｃｒ精密鋳造材及びタービン翼
EP0894558A1 (de) * 1997-07-29 1999-02-03 Siemens Aktiengesellschaft Turbinenschaufel sowie Verfahren zur Herstellung einer Turbinenschaufel
JP3676051B2 (ja) * 1997-09-11 2005-07-27 三菱重工業株式会社 蒸気タービンの動翼
US5947688A (en) * 1997-12-22 1999-09-07 General Electric Company Frequency tuned hybrid blade
JP4060981B2 (ja) * 1998-04-08 2008-03-12 本田技研工業株式会社 ガスタービンの静翼構造体及びそのユニット
SE512384C2 (sv) * 1998-05-25 2000-03-06 Abb Ab Komponent för en gasturbin
GB2346340A (en) * 1999-02-03 2000-08-09 Rolls Royce Plc A ceramic core, a disposable pattern, a method of making a disposable pattern, a method of making a ceramic shell mould and a method of casting
JP2000248901A (ja) * 1999-02-26 2000-09-12 Mitsubishi Heavy Ind Ltd 中空ブレードおよびその固有振動数調整方法
JP2000297606A (ja) * 1999-04-13 2000-10-24 Hmy Ltd 蒸気タービン用静翼の製造方法
US6179556B1 (en) * 1999-06-01 2001-01-30 General Electric Company Turbine blade tip with offset squealer
US6234755B1 (en) * 1999-10-04 2001-05-22 General Electric Company Method for improving the cooling effectiveness of a gaseous coolant stream, and related articles of manufacture
US6626230B1 (en) * 1999-10-26 2003-09-30 Howmet Research Corporation Multi-wall core and process
EP1127635A1 (de) * 2000-02-25 2001-08-29 Siemens Aktiengesellschaft Vorrichtung und Verfahren zum Giessen eines Werkstücks und Werkstück
US6364001B1 (en) * 2000-08-15 2002-04-02 Pcc Airfoils, Inc. Method of casting an article
US6427327B1 (en) * 2000-11-29 2002-08-06 General Electric Company Method of modifying cooled turbine components
US6637500B2 (en) * 2001-10-24 2003-10-28 United Technologies Corporation Cores for use in precision investment casting
US6773231B2 (en) * 2002-06-06 2004-08-10 General Electric Company Turbine blade core cooling apparatus and method of fabrication

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