EP0863296A3 - Leitschaufel für Dampfturbinen - Google Patents
Leitschaufel für Dampfturbinen Download PDFInfo
- Publication number
- EP0863296A3 EP0863296A3 EP98810079A EP98810079A EP0863296A3 EP 0863296 A3 EP0863296 A3 EP 0863296A3 EP 98810079 A EP98810079 A EP 98810079A EP 98810079 A EP98810079 A EP 98810079A EP 0863296 A3 EP0863296 A3 EP 0863296A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- blade
- guide vane
- opening
- cover
- steam turbines
- 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.)
- Withdrawn
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
- F01D5/182—Transpiration cooling
- F01D5/183—Blade walls being porous
-
- 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
- F01D25/32—Collecting of condensation water; Drainage ; Removing solid particles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19709607A DE19709607A1 (de) | 1997-03-08 | 1997-03-08 | Leitschaufel für Dampfturbinen |
| DE19709607 | 1997-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP0863296A2 EP0863296A2 (de) | 1998-09-09 |
| EP0863296A3 true EP0863296A3 (de) | 2001-03-21 |
Family
ID=7822721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP98810079A Withdrawn EP0863296A3 (de) | 1997-03-08 | 1998-02-04 | Leitschaufel für Dampfturbinen |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6007296A (de) |
| EP (1) | EP0863296A3 (de) |
| DE (1) | DE19709607A1 (de) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59810560D1 (de) * | 1998-11-30 | 2004-02-12 | Alstom Switzerland Ltd | Schaufelkühlung |
| EP1847696A1 (de) * | 2006-04-21 | 2007-10-24 | Siemens Aktiengesellschaft | Bauteil für eine gestufte Verbrennung in einer Gasturbine und entsprechende Gasturbine. |
| WO2009112400A1 (de) * | 2008-03-11 | 2009-09-17 | Alstom Technology Ltd | Hohlgegossenes gussteil |
| US8545170B2 (en) * | 2009-10-27 | 2013-10-01 | General Electric Company | Turbo machine efficiency equalizer system |
| US9032733B2 (en) | 2013-04-04 | 2015-05-19 | General Electric Company | Turbomachine system with direct header steam injection, related control system and program product |
| JP2015031185A (ja) * | 2013-08-01 | 2015-02-16 | 三菱日立パワーシステムズ株式会社 | 蒸気タービンの湿分分離装置及び蒸気タービン静翼 |
| JP6393178B2 (ja) * | 2014-12-15 | 2018-09-19 | 三菱日立パワーシステムズ株式会社 | 蒸気タービン静翼 |
| JP2018524025A (ja) | 2015-06-30 | 2018-08-30 | エンドロジックス、インク | ガイドワイヤを送出システムに結合するためのロックアセンブリ |
| JP6813446B2 (ja) * | 2017-07-12 | 2021-01-13 | 三菱パワー株式会社 | 蒸気タービンのドレン排出構造及びその改造方法 |
| KR102230700B1 (ko) * | 2017-09-12 | 2021-03-23 | 한국기계연구원 | 가스 터빈용 블레이드 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58176404A (ja) * | 1982-04-08 | 1983-10-15 | Mitsubishi Heavy Ind Ltd | ドレン除去装置 |
| US4762437A (en) * | 1986-03-31 | 1988-08-09 | Nifco Inc. | Fastener |
| EP0726384A1 (de) * | 1995-02-13 | 1996-08-14 | Abb Research Ltd. | Leitschaufel für Dampfturbinen |
| JPH08284925A (ja) * | 1995-04-17 | 1996-11-01 | Piolax Inc | 固定クリップ |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US741776A (en) * | 1902-12-13 | 1903-10-20 | Gen Electric | Means for improving the efficiency of turbines. |
| GB1099501A (en) * | 1964-05-12 | 1968-01-17 | Merz And Mclellan Services Ltd | Improvements relating to steam turbines |
| DE2038047A1 (de) | 1970-07-31 | 1972-02-03 | Maschf Augsburg Nuernberg Ag | Entwässerung der Oberflachen der Leitschaufeln und des Stromungsraumes von Dampfturbinen, insbesondere Satt und Naßdampfturbinen |
| US3778190A (en) * | 1971-10-01 | 1973-12-11 | Gen Electric | Bucket cover attachment |
| GB1411057A (en) * | 1973-04-06 | 1975-10-22 | Kosyak J F | Steam turbines |
| US3881842A (en) * | 1973-04-10 | 1975-05-06 | Jury Fedorovich Kosyak | Diaphragm for steam turbine stage |
| US4812097A (en) * | 1984-07-18 | 1989-03-14 | Moulton Anthony D | Spring action fastener |
| US4902181A (en) * | 1984-07-18 | 1990-02-20 | Moulton Anthony D | Spring action fastener |
| CH671072A5 (de) * | 1986-01-15 | 1989-07-31 | Bbc Brown Boveri & Cie | |
| US5267828A (en) * | 1992-11-13 | 1993-12-07 | General Electric Company | Removable fan shroud panel |
-
1997
- 1997-03-08 DE DE19709607A patent/DE19709607A1/de not_active Withdrawn
-
1998
- 1998-02-04 EP EP98810079A patent/EP0863296A3/de not_active Withdrawn
- 1998-03-02 US US09/032,796 patent/US6007296A/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58176404A (ja) * | 1982-04-08 | 1983-10-15 | Mitsubishi Heavy Ind Ltd | ドレン除去装置 |
| US4762437A (en) * | 1986-03-31 | 1988-08-09 | Nifco Inc. | Fastener |
| EP0726384A1 (de) * | 1995-02-13 | 1996-08-14 | Abb Research Ltd. | Leitschaufel für Dampfturbinen |
| JPH08284925A (ja) * | 1995-04-17 | 1996-11-01 | Piolax Inc | 固定クリップ |
| US5718549A (en) * | 1995-04-17 | 1998-02-17 | Piolax, Inc. | Releasable two-part fixing clip |
Non-Patent Citations (3)
| Title |
|---|
| BEITZ W: "Taschenbuch für den Maschinenbau / Dubbel", 1987, SPRINGER-VERLAG, BERLIN, XP002125416, 1 * |
| PATENT ABSTRACTS OF JAPAN vol. 008, no. 016 (M - 270) 24 January 1984 (1984-01-24) * |
| PATENT ABSTRACTS OF JAPAN vol. 1997, no. 03 31 March 1997 (1997-03-31) * |
Also Published As
| Publication number | Publication date |
|---|---|
| US6007296A (en) | 1999-12-28 |
| DE19709607A1 (de) | 1998-09-10 |
| EP0863296A2 (de) | 1998-09-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
| AK | Designated contracting states |
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| AX | Request for extension of the european patent |
Free format text: AL;LT;LV;MK;RO;SI |
|
| PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
| AK | Designated contracting states |
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| AX | Request for extension of the european patent |
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|
| RIC1 | Information provided on ipc code assigned before grant |
Free format text: 7F 01D 25/32 A, 7F 01D 5/18 B, 7F 16B 19/00 B |
|
| 18W | Application withdrawn |
Withdrawal date: 20010131 |