KR100814170B1 - 증기 터빈용 증기로 - Google Patents
증기 터빈용 증기로 Download PDFInfo
- Publication number
- KR100814170B1 KR100814170B1 KR1020060080101A KR20060080101A KR100814170B1 KR 100814170 B1 KR100814170 B1 KR 100814170B1 KR 1020060080101 A KR1020060080101 A KR 1020060080101A KR 20060080101 A KR20060080101 A KR 20060080101A KR 100814170 B1 KR100814170 B1 KR 100814170B1
- Authority
- KR
- South Korea
- Prior art keywords
- steam
- wheels
- furnace
- stacked
- rings
- Prior art date
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Classifications
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- 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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
- F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
-
- 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
-
- 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
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/246—Fastening of diaphragms or stator-rings
-
- 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
- F01D5/34—Rotor-blade aggregates of unitary construction, e.g. formed of sheet laminae
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (10)
- 증기 터빈용 증기로(steampath)에 있어서,복수의 적층식 휠(16)로서, 공통 축선을 중심으로 상기 휠의 외측으로 연장하는 복수의 블레이드(18)를 구비하는, 상기 복수의 적층식 휠(16)과,복수의 적층식 링(12)으로서, 상기 공통 축선을 중심으로 상기 링의 내측으로 연장하는 복수의 노즐(14)을 구비하는, 상기 복수의 적층식 링(12)을 포함하며,상기 휠 및 링은 상기 축선을 따라 교대로 위치하여서 상기 증기 터빈의 스테이지 각각을 형성하는 동시에, 상기 증기로를 형성하는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 휠을 중심으로 이격된 위치에서 상기 휠을 관통하는 복수의 정렬된 개구(34)와, 상기 개구를 통해 연장하여 상기 휠을 서로 고정시키는 복수의 스터드(48)를 더 포함하는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 링을 중심으로 이격된 위치에서 상기 링을 관통하는 복수의 정렬된 개구(26)와, 상기 개구를 통해 연장하여 상기 링을 서로 고정시키는 복수의 스터드(28)를 더 포함하는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 블레이드(18) 및 상기 노즐(14)은 서로 맞물리게 구성되는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 블레이드(18)는 각각의 상기 휠(16)과 일체로 형성되는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 휠은 주위 그루브(peripheral groove)(30)와, 각각 상기 블레이드 및 기저부(61)를 장착하는 복수의 버킷(60)을 구비하며, 상기 그루브는 상기 버킷 각각의 상기 기저부를 상기 그루브 내에 유지하는 형상을 갖는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 증기로는 증기 입구 말단 및 증기 출구 말단을 포함하며, 상기 입구 및 출구 말단의 스테이지를 형성하는 상기 휠의 재료는 서로 상이한증기 터빈용 증기로.
- 제 1 항에 있어서,증기 입구 말단 및 증기 출구 말단을 더 포함하며, 상기 입구 및 출구 말단의 스테이지를 형성하는 상기 링의 재료는 서로 상이한증기 터빈용 증기로.
- 제 1 항에 있어서,조립체 내의 상기 링(12)이 상기 증기 터빈용 스테이터를 형성하는증기 터빈용 증기로.
- 제 1 항에 있어서,상기 링(12)은 서로 용접되어 상기 증기 터빈용 스테이터를 형성하는증기 터빈용 증기로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/209,624 US7270512B2 (en) | 2005-08-24 | 2005-08-24 | Stacked steampath and grooved bucket wheels for steam turbines |
US11/209,624 | 2005-08-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070023585A KR20070023585A (ko) | 2007-02-28 |
KR100814170B1 true KR100814170B1 (ko) | 2008-03-17 |
Family
ID=37450930
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020060080101A KR100814170B1 (ko) | 2005-08-24 | 2006-08-23 | 증기 터빈용 증기로 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7270512B2 (ko) |
EP (1) | EP1757772A3 (ko) |
JP (1) | JP2007056873A (ko) |
KR (1) | KR100814170B1 (ko) |
CN (1) | CN1920256A (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7478629B2 (en) * | 2004-11-04 | 2009-01-20 | Del Valle Bravo Facundo | Axial flow supercharger and fluid compression machine |
US20070053773A1 (en) * | 2005-09-07 | 2007-03-08 | General Electric Company | Integrated nozzle wheel for reaction steam turbine stationary components and related method |
US7497658B2 (en) * | 2005-11-11 | 2009-03-03 | General Electric Company | Stacked reaction steam turbine stator assembly |
US7537430B2 (en) * | 2005-11-11 | 2009-05-26 | General Electric Company | Stacked reaction steam turbine rotor assembly |
US8240042B2 (en) * | 2008-05-12 | 2012-08-14 | Wood Group Heavy Industrial Turbines Ag | Methods of maintaining turbine discs to avert critical bucket attachment dovetail cracks |
JP5173574B2 (ja) * | 2008-05-14 | 2013-04-03 | 三菱重工業株式会社 | タービンのモジュール構造 |
US8662846B2 (en) * | 2010-09-14 | 2014-03-04 | General Electric Company | Bidirectional fan having self-adjusting vane |
US9212563B2 (en) | 2012-06-06 | 2015-12-15 | General Electric Company | Turbine rotor and blade assembly with multi-piece locking blade |
US9726026B2 (en) | 2012-06-06 | 2017-08-08 | General Electric Company | Turbine rotor and blade assembly with multi-piece locking blade |
US20130330198A1 (en) * | 2012-06-06 | 2013-12-12 | General Electric Company | Turbine Rotor and Blade Assembly with Blind Holes |
US9083212B2 (en) * | 2012-09-11 | 2015-07-14 | Concepts Eti, Inc. | Overhung turbine and generator system with turbine cartridge |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0988504A (ja) * | 1995-09-22 | 1997-03-31 | Hitachi Ltd | 圧縮機及びガスタービン |
JP2000303854A (ja) | 1999-04-23 | 2000-10-31 | Eruson Kk | 高効率ガスタービン |
US6158102A (en) | 1999-03-24 | 2000-12-12 | General Electric Co. | Apparatus and methods for aligning holes through wheels and spacers and stacking the wheels and spacers to form a turbine rotor |
EP1074698A2 (en) | 1999-08-03 | 2001-02-07 | General Electric Company | A lubricating coating for tubes in gas turbines |
US20040189108A1 (en) | 2003-03-25 | 2004-09-30 | Dooley Kevin Allan | Enhanced thermal conductivity ferrite stator |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE6907998U (de) * | 1969-02-28 | 1969-07-17 | Siemens Ag | Turbomaschine, insbesondere gasturbine der axialbauart |
CH595011A5 (ko) * | 1975-06-19 | 1978-01-31 | Bbc Brown Boveri & Cie | |
SE406625B (sv) * | 1977-07-12 | 1979-02-19 | Stal Laval Turbin Ab | Turbomaskin |
JPS614808A (ja) * | 1984-06-20 | 1986-01-10 | Mitsubishi Heavy Ind Ltd | 高圧蒸気タ−ビン動翼 |
US4859149A (en) * | 1989-03-10 | 1989-08-22 | General Motors Corporation | Blade locking system |
JPH07324601A (ja) * | 1994-05-31 | 1995-12-12 | Mitsubishi Heavy Ind Ltd | 蒸気タービンの仕切板構造 |
DE19527662C1 (de) * | 1995-07-28 | 1997-01-16 | Siemens Ag | Leitschaufelstruktur für eine Dampfturbine sowie Verwendung der Leitschaufelstruktur |
DE29521718U1 (de) * | 1995-12-20 | 1998-04-09 | Abb Patent Gmbh, 68309 Mannheim | Leitvorrichtung für eine Turbine mit einem Leitschaufelträger |
US5796202A (en) * | 1997-02-20 | 1998-08-18 | General Electric Co. | Tie bolt and stacked wheel assembly for the rotor of a rotary machine |
JPH11343807A (ja) * | 1998-06-01 | 1999-12-14 | Mitsubishi Heavy Ind Ltd | 蒸気タービンの連結静翼 |
JP3999402B2 (ja) * | 1998-06-09 | 2007-10-31 | 三菱重工業株式会社 | 蒸気タービンの異材溶接ロータ |
DE10348424A1 (de) * | 2003-10-14 | 2005-05-19 | Alstom Technology Ltd | Geschweisster Rotor für eine thermische Maschine sowie Verfahren zur Herstellung eines solchen Rotors |
-
2005
- 2005-08-24 US US11/209,624 patent/US7270512B2/en not_active Expired - Fee Related
-
2006
- 2006-08-17 EP EP06254314A patent/EP1757772A3/en not_active Withdrawn
- 2006-08-23 KR KR1020060080101A patent/KR100814170B1/ko active IP Right Grant
- 2006-08-23 JP JP2006225953A patent/JP2007056873A/ja not_active Ceased
- 2006-08-24 CN CNA2006101262098A patent/CN1920256A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0988504A (ja) * | 1995-09-22 | 1997-03-31 | Hitachi Ltd | 圧縮機及びガスタービン |
US6158102A (en) | 1999-03-24 | 2000-12-12 | General Electric Co. | Apparatus and methods for aligning holes through wheels and spacers and stacking the wheels and spacers to form a turbine rotor |
JP2000303854A (ja) | 1999-04-23 | 2000-10-31 | Eruson Kk | 高効率ガスタービン |
EP1074698A2 (en) | 1999-08-03 | 2001-02-07 | General Electric Company | A lubricating coating for tubes in gas turbines |
US20040189108A1 (en) | 2003-03-25 | 2004-09-30 | Dooley Kevin Allan | Enhanced thermal conductivity ferrite stator |
Also Published As
Publication number | Publication date |
---|---|
EP1757772A2 (en) | 2007-02-28 |
JP2007056873A (ja) | 2007-03-08 |
EP1757772A3 (en) | 2010-12-29 |
US20070048130A1 (en) | 2007-03-01 |
US7270512B2 (en) | 2007-09-18 |
KR20070023585A (ko) | 2007-02-28 |
CN1920256A (zh) | 2007-02-28 |
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