EP2128387A3 - Procédé de réduction ou de suppression de l'érosion par impact de gouttes dans des turbines à vapeur et turbine à vapeur associée - Google Patents
Procédé de réduction ou de suppression de l'érosion par impact de gouttes dans des turbines à vapeur et turbine à vapeur associée Download PDFInfo
- Publication number
- EP2128387A3 EP2128387A3 EP09161201A EP09161201A EP2128387A3 EP 2128387 A3 EP2128387 A3 EP 2128387A3 EP 09161201 A EP09161201 A EP 09161201A EP 09161201 A EP09161201 A EP 09161201A EP 2128387 A3 EP2128387 A3 EP 2128387A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- reducing
- steam turbine
- water drop
- drops
- avoiding water
- 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- Withdrawn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
- 230000003628 erosive effect Effects 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000002604 ultrasonography Methods 0.000 abstract 1
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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
-
- 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
-
- 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
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. vanes
- F05D2240/122—Fluid guiding means, e.g. vanes related to the trailing 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
- F05D2240/304—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 trailing edge of a rotor blade
-
- 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
- F05D2260/95—Preventing corrosion
-
- 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
- F05D2270/00—Control
- F05D2270/01—Purpose of the control system
- F05D2270/11—Purpose of the control system to prolong engine life
- F05D2270/114—Purpose of the control system to prolong engine life by limiting mechanical stresses
-
- 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
- F05D2270/00—Control
- F05D2270/60—Control system actuates means
- F05D2270/62—Electrical actuators
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE200810026036 DE102008026036A1 (de) | 2008-05-30 | 2008-05-30 | Verfahren zur Verringerung oder Vermeidung der Tropfenschlagerosion in einer Dampfturbine und zugehörige Dampfturbine |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2128387A2 EP2128387A2 (fr) | 2009-12-02 |
EP2128387A3 true EP2128387A3 (fr) | 2012-05-30 |
Family
ID=40848277
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09161201A Withdrawn EP2128387A3 (fr) | 2008-05-30 | 2009-05-27 | Procédé de réduction ou de suppression de l'érosion par impact de gouttes dans des turbines à vapeur et turbine à vapeur associée |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2128387A3 (fr) |
DE (1) | DE102008026036A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009056839A1 (de) * | 2009-12-03 | 2011-06-09 | Siemens Aktiengesellschaft | Verfahren zum Betrieb einer Dampfturbine, Dampfturbine und Zerstäuber |
CN114776390B (zh) * | 2022-04-21 | 2023-06-20 | 西安交通大学 | 一种基于超声波的末级静叶除湿结构 |
CN115400505B (zh) * | 2022-09-29 | 2023-08-22 | 常州大学 | 一种基于二次夹带抑制器的除雾叶片 |
CN116401834B (zh) * | 2023-03-17 | 2024-02-13 | 中国民航大学 | 飞机的水滴撞击特性计算方法及装置、设备、存储介质 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3923415A (en) * | 1974-06-13 | 1975-12-02 | Westinghouse Electric Corp | Steam turbine erosion reduction by ultrasonic energy generation |
JPS61106901A (ja) * | 1984-10-31 | 1986-05-24 | Hitachi Ltd | 蒸気タ−ビン翼列装置 |
JPS62251405A (ja) * | 1986-04-25 | 1987-11-02 | Hitachi Ltd | 蒸気タ−ビンの水滴微細化装置 |
JPH04284103A (ja) * | 1991-03-11 | 1992-10-08 | Mitsubishi Heavy Ind Ltd | 回転機械の静翼構造 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH502849A (de) * | 1969-05-23 | 1971-02-15 | Mitsubishi Heavy Ind Ltd | Verfahren und Vorrichtung zur Erzeugung von pulsierenden Kräften an von einem Rotationskörper abstehenden Teilen |
US5867977A (en) * | 1996-05-14 | 1999-02-09 | The Dow Chemical Company | Method and apparatus for achieving power augmentation in gas turbines via wet compression |
-
2008
- 2008-05-30 DE DE200810026036 patent/DE102008026036A1/de not_active Withdrawn
-
2009
- 2009-05-27 EP EP09161201A patent/EP2128387A3/fr not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3923415A (en) * | 1974-06-13 | 1975-12-02 | Westinghouse Electric Corp | Steam turbine erosion reduction by ultrasonic energy generation |
JPS61106901A (ja) * | 1984-10-31 | 1986-05-24 | Hitachi Ltd | 蒸気タ−ビン翼列装置 |
JPS62251405A (ja) * | 1986-04-25 | 1987-11-02 | Hitachi Ltd | 蒸気タ−ビンの水滴微細化装置 |
JPH04284103A (ja) * | 1991-03-11 | 1992-10-08 | Mitsubishi Heavy Ind Ltd | 回転機械の静翼構造 |
Also Published As
Publication number | Publication date |
---|---|
DE102008026036A1 (de) | 2009-12-03 |
EP2128387A2 (fr) | 2009-12-02 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: F01D 5/28 20060101AFI20120423BHEP Ipc: F01D 25/32 20060101ALI20120423BHEP |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: SIEMENS AKTIENGESELLSCHAFT |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20121201 |