DE112009002266A5 - Schaufelreihe für Endstufe einer Dampfturbine - Google Patents
Schaufelreihe für Endstufe einer Dampfturbine Download PDFInfo
- Publication number
- DE112009002266A5 DE112009002266A5 DE112009002266T DE112009002266T DE112009002266A5 DE 112009002266 A5 DE112009002266 A5 DE 112009002266A5 DE 112009002266 T DE112009002266 T DE 112009002266T DE 112009002266 T DE112009002266 T DE 112009002266T DE 112009002266 A5 DE112009002266 A5 DE 112009002266A5
- Authority
- DE
- Germany
- Prior art keywords
- steam turbine
- final stage
- blade row
- blade
- row
- 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
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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
- F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
-
- 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
- F01D5/141—Shape, i.e. outer, aerodynamic form
-
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/286—Particular treatment of blades, e.g. to increase durability or resistance against corrosion or erosion
-
- 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/31—Application in turbines in steam turbines
-
- 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
- F05D2230/00—Manufacture
- F05D2230/40—Heat treatment
- F05D2230/41—Hardening; Annealing
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/121—Fluid guiding means, e.g. vanes related to the leading edge of a stator vane
-
- 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
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH01540/08 | 2008-09-29 | ||
CH01540/08A CH699598A1 (de) | 2008-09-29 | 2008-09-29 | Schaufelreihe für die Endstufe einer Dampfturbine. |
PCT/EP2009/061602 WO2010034614A1 (de) | 2008-09-29 | 2009-09-08 | Schaufelreihe für endstufe einer dampfturbine |
Publications (2)
Publication Number | Publication Date |
---|---|
DE112009002266A5 true DE112009002266A5 (de) | 2011-07-28 |
DE112009002266B4 DE112009002266B4 (de) | 2015-05-13 |
Family
ID=40352014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE200911002266 Active DE112009002266B4 (de) | 2008-09-29 | 2009-09-08 | Schaufelreihe für die Endstufe einer Dampfturbine |
Country Status (6)
Country | Link |
---|---|
US (1) | US8425193B2 (de) |
JP (1) | JP5550651B2 (de) |
CN (1) | CN102165141B (de) |
CH (1) | CH699598A1 (de) |
DE (1) | DE112009002266B4 (de) |
WO (1) | WO2010034614A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9121285B2 (en) * | 2012-05-24 | 2015-09-01 | General Electric Company | Turbine and method for reducing shock losses in a turbine |
ES2579065T3 (es) | 2012-12-21 | 2016-08-04 | Mtu Aero Engines Gmbh | Álabe de turbina con anillo de refuerzo y diente de corte |
CN103742203B (zh) * | 2014-02-11 | 2016-04-27 | 上海电气电站设备有限公司 | 汽轮机末级长叶片 |
US10934847B2 (en) | 2016-04-14 | 2021-03-02 | Mitsubishi Power, Ltd. | Steam turbine rotor blade, steam turbine, and method for manufacturing steam turbine rotor blade |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3751182A (en) * | 1971-08-20 | 1973-08-07 | Westinghouse Electric Corp | Guide vanes for supersonic turbine blades |
DE3413628C2 (de) * | 1983-04-25 | 1996-09-19 | Gen Electric | Spaltdichtung für eine Dampfturbine |
DE20023475U1 (de) * | 1999-08-18 | 2004-05-06 | Kabushiki Kaisha Toshiba, Kawasaki | Laufschaufelvorrichtung für eine Turbine |
JP2001055902A (ja) * | 1999-08-18 | 2001-02-27 | Toshiba Corp | タービン動翼 |
JP4123129B2 (ja) * | 2003-10-28 | 2008-07-23 | 株式会社日立製作所 | タービン動翼 |
US7097428B2 (en) * | 2004-06-23 | 2006-08-29 | General Electric Company | Integral cover bucket design |
JP4765882B2 (ja) * | 2006-10-05 | 2011-09-07 | 株式会社日立製作所 | 蒸気タービン動翼 |
-
2008
- 2008-09-29 CH CH01540/08A patent/CH699598A1/de not_active Application Discontinuation
-
2009
- 2009-09-08 DE DE200911002266 patent/DE112009002266B4/de active Active
- 2009-09-08 WO PCT/EP2009/061602 patent/WO2010034614A1/de active Application Filing
- 2009-09-08 JP JP2011528282A patent/JP5550651B2/ja active Active
- 2009-09-08 CN CN200980138192.XA patent/CN102165141B/zh active Active
-
2011
- 2011-03-24 US US13/071,235 patent/US8425193B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
WO2010034614A1 (de) | 2010-04-01 |
CH699598A1 (de) | 2010-03-31 |
JP5550651B2 (ja) | 2014-07-16 |
CN102165141B (zh) | 2014-06-18 |
US8425193B2 (en) | 2013-04-23 |
JP2012504203A (ja) | 2012-02-16 |
CN102165141A (zh) | 2011-08-24 |
US20110268574A1 (en) | 2011-11-03 |
DE112009002266B4 (de) | 2015-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
R012 | Request for examination validly filed |
Effective date: 20130628 |
|
R082 | Change of representative |
Representative=s name: DREISS PATENTANWAELTE PARTG MBB, DE Representative=s name: DREISS PATENTANWAELTE PARTNERSCHAFT, DE Representative=s name: RUEGER, BARTHELT & ABEL, DE Representative=s name: RUEGER ] ABEL PATENT- UND RECHTSANWAELTE, DE Representative=s name: RUEGER ABEL PATENT- UND RECHTSANWAELTE, DE |
|
R079 | Amendment of ipc main class |
Free format text: PREVIOUS MAIN CLASS: F01D0005140000 Ipc: F01D0005220000 |
|
R079 | Amendment of ipc main class |
Free format text: PREVIOUS MAIN CLASS: F01D0005140000 Ipc: F01D0005220000 Effective date: 20141009 |
|
R016 | Response to examination communication | ||
R016 | Response to examination communication | ||
R018 | Grant decision by examination section/examining division | ||
R020 | Patent grant now final | ||
R082 | Change of representative |
Representative=s name: RUEGER ABEL PATENTANWAELTE PARTGMBB, DE Representative=s name: RUEGER, BARTHELT & ABEL, DE Representative=s name: RUEGER ] ABEL PATENT- UND RECHTSANWAELTE, DE Representative=s name: RUEGER ABEL PATENT- UND RECHTSANWAELTE, DE |
|
R081 | Change of applicant/patentee |
Owner name: GENERAL ELECTRIC TECHNOLOGY GMBH, CH Free format text: FORMER OWNER: ALSTOM TECHNOLOGY LTD., BADEN, CH |
|
R082 | Change of representative |
Representative=s name: RUEGER ABEL PATENTANWAELTE PARTGMBB, DE Representative=s name: RUEGER, BARTHELT & ABEL, DE Representative=s name: RUEGER ] ABEL PATENT- UND RECHTSANWAELTE, DE Representative=s name: RUEGER ABEL PATENT- UND RECHTSANWAELTE, DE |