ITUB20160240A1 - Metodo e dispositivo per ridurre le perdite di trafilamento in una turbina - Google Patents
Metodo e dispositivo per ridurre le perdite di trafilamento in una turbinaInfo
- Publication number
- ITUB20160240A1 ITUB20160240A1 ITUB2016A000240A ITUB20160240A ITUB20160240A1 IT UB20160240 A1 ITUB20160240 A1 IT UB20160240A1 IT UB2016A000240 A ITUB2016A000240 A IT UB2016A000240A IT UB20160240 A ITUB20160240 A IT UB20160240A IT UB20160240 A1 ITUB20160240 A1 IT UB20160240A1
- Authority
- IT
- Italy
- Prior art keywords
- trafilation
- leakages
- turbine
- reduce
- Prior art date
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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
- F01D11/06—Control thereof
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/10—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using sealing fluid, e.g. steam
-
- 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
- F05D2240/55—Seals
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/232—Heat transfer, e.g. cooling characterized by the cooling medium
- F05D2260/2322—Heat transfer, e.g. cooling characterized by the cooling medium steam
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Engine Equipment That Uses Special Cycles (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITUB2016A000240A ITUB20160240A1 (it) | 2016-01-20 | 2016-01-20 | Metodo e dispositivo per ridurre le perdite di trafilamento in una turbina |
PCT/IB2017/050256 WO2017125858A1 (en) | 2016-01-20 | 2017-01-18 | Method and device for reducing leakage losses in a turbine |
US16/066,619 US10895164B2 (en) | 2016-01-20 | 2017-01-18 | Method and device for reducing leakage losses in a turbine |
EP17704540.8A EP3405653B1 (en) | 2016-01-20 | 2017-01-18 | Method and device for reducing leakage losses in a turbine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITUB2016A000240A ITUB20160240A1 (it) | 2016-01-20 | 2016-01-20 | Metodo e dispositivo per ridurre le perdite di trafilamento in una turbina |
Publications (1)
Publication Number | Publication Date |
---|---|
ITUB20160240A1 true ITUB20160240A1 (it) | 2017-07-20 |
Family
ID=55806653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITUB2016A000240A ITUB20160240A1 (it) | 2016-01-20 | 2016-01-20 | Metodo e dispositivo per ridurre le perdite di trafilamento in una turbina |
Country Status (4)
Country | Link |
---|---|
US (1) | US10895164B2 (it) |
EP (1) | EP3405653B1 (it) |
IT (1) | ITUB20160240A1 (it) |
WO (1) | WO2017125858A1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3071865B1 (fr) * | 2017-10-03 | 2020-11-27 | Safran Aircraft Engines | Ensemble pour une turbomachine |
IT201900006589A1 (it) | 2019-05-07 | 2020-11-07 | Turboden Spa | Ciclo rankine organico a cascata ottimizzato |
CN110469376B (zh) * | 2019-08-29 | 2024-01-16 | 中国船舶重工集团公司第七一九研究所 | 布雷顿循环发电系统及方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2443117A (en) * | 2003-12-20 | 2008-04-23 | Rolls Royce Plc | A seal arrangement |
US20100071368A1 (en) * | 2007-04-17 | 2010-03-25 | Ormat Technologies, Inc. | Multi-level organic rankine cycle power system |
WO2012052740A1 (en) * | 2010-10-18 | 2012-04-26 | University Of Durham | Sealing device for reducing fluid leakage in turbine apparatus |
WO2014191780A1 (en) * | 2013-05-31 | 2014-12-04 | Cummins Ltd | A seal assembly |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2972470A (en) * | 1958-11-03 | 1961-02-21 | Gen Motors Corp | Turbine construction |
GB912331A (en) * | 1960-06-07 | 1962-12-05 | Rolls Royce | Bearing assembly |
US3642292A (en) * | 1969-05-21 | 1972-02-15 | Denis E Dougherty | Sealing arrangement |
US4311431A (en) * | 1978-11-08 | 1982-01-19 | Teledyne Industries, Inc. | Turbine engine with shroud cooling means |
US5157914A (en) * | 1990-12-27 | 1992-10-27 | United Technologies Corporation | Modulated gas turbine cooling air |
FR2950656B1 (fr) * | 2009-09-25 | 2011-09-23 | Snecma | Ventilation d'une roue de turbine dans une turbomachine |
ITBS20120008A1 (it) * | 2012-01-20 | 2013-07-21 | Turboden Srl | Metodo e turbina per espandere un fluido di lavoro organico in un ciclo rankine |
US9920652B2 (en) * | 2015-02-09 | 2018-03-20 | United Technologies Corporation | Gas turbine engine having section with thermally isolated area |
-
2016
- 2016-01-20 IT ITUB2016A000240A patent/ITUB20160240A1/it unknown
-
2017
- 2017-01-18 EP EP17704540.8A patent/EP3405653B1/en active Active
- 2017-01-18 WO PCT/IB2017/050256 patent/WO2017125858A1/en active Application Filing
- 2017-01-18 US US16/066,619 patent/US10895164B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2443117A (en) * | 2003-12-20 | 2008-04-23 | Rolls Royce Plc | A seal arrangement |
US20100071368A1 (en) * | 2007-04-17 | 2010-03-25 | Ormat Technologies, Inc. | Multi-level organic rankine cycle power system |
WO2012052740A1 (en) * | 2010-10-18 | 2012-04-26 | University Of Durham | Sealing device for reducing fluid leakage in turbine apparatus |
WO2014191780A1 (en) * | 2013-05-31 | 2014-12-04 | Cummins Ltd | A seal assembly |
Also Published As
Publication number | Publication date |
---|---|
EP3405653A1 (en) | 2018-11-28 |
WO2017125858A1 (en) | 2017-07-27 |
US10895164B2 (en) | 2021-01-19 |
EP3405653B1 (en) | 2020-02-05 |
US20190024524A1 (en) | 2019-01-24 |
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