ES2028548A6 - Un alabe para una turbina de vapor. - Google Patents
Un alabe para una turbina de vapor.Info
- Publication number
- ES2028548A6 ES2028548A6 ES9002587A ES9002587A ES2028548A6 ES 2028548 A6 ES2028548 A6 ES 2028548A6 ES 9002587 A ES9002587 A ES 9002587A ES 9002587 A ES9002587 A ES 9002587A ES 2028548 A6 ES2028548 A6 ES 2028548A6
- Authority
- ES
- Spain
- Prior art keywords
- curvature
- blading
- turbine blade
- blade row
- blade
- 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.)
- Expired - Lifetime
Links
- 230000005484 gravity Effects 0.000 abstract 2
- 238000005452 bending Methods 0.000 abstract 1
- 239000012530 fluid Substances 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/02—Formulas of curves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Control Of Turbines (AREA)
Abstract
ALABE PARA UNA TURBINA DE VAPOR. COMPRENDE UNA SUPERFICIE CONCAVA (20) EN LA CARA DE PRESION, QUE TIENE UN RADIO DE CURVATURA CONSTANTE, Y UNA SUPERFICIE CONVEXA (22) EN LA CARA DE ASPIRACION, QUE TIENE UN RADIO DE CURVATURA CRECIENTE CONSTANTEMENTE, PERMITIENDO EL RADIO DE CURVATURA CRECIENTE CONSTANTEMENTE EN LA SUPERFICIE CONVEXA (22)DE LA CARA DE ASPIRACION DEL ALABE (12) QUE EL FLUIDO SE ACELERE Y ASEGURE ASI UNA CAPA LIMITE DELGADA. EL INVENTO ES APLICABLE A TURBINS DE REACCION.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/422,333 US5035578A (en) | 1989-10-16 | 1989-10-16 | Blading for reaction turbine blade row |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2028548A6 true ES2028548A6 (es) | 1992-07-01 |
Family
ID=23674429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9002587A Expired - Lifetime ES2028548A6 (es) | 1989-10-16 | 1990-10-15 | Un alabe para una turbina de vapor. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5035578A (es) |
JP (1) | JPH03138404A (es) |
KR (1) | KR100194259B1 (es) |
CN (1) | CN1024702C (es) |
CA (1) | CA2027642A1 (es) |
ES (1) | ES2028548A6 (es) |
IT (1) | IT1243061B (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2665005B2 (ja) * | 1989-10-24 | 1997-10-22 | 三菱重工業株式会社 | 軸流機械の動翼 |
JP2684936B2 (ja) * | 1992-09-18 | 1997-12-03 | 株式会社日立製作所 | ガスタービン及びガスタービン翼 |
US5292230A (en) * | 1992-12-16 | 1994-03-08 | Westinghouse Electric Corp. | Curvature steam turbine vane airfoil |
US5352092A (en) * | 1993-11-24 | 1994-10-04 | Westinghouse Electric Corporation | Light weight steam turbine blade |
US5524341A (en) * | 1994-09-26 | 1996-06-11 | Westinghouse Electric Corporation | Method of making a row of mix-tuned turbomachine blades |
JP2000045704A (ja) * | 1998-07-31 | 2000-02-15 | Toshiba Corp | 蒸気タービン |
US6260794B1 (en) * | 1999-05-05 | 2001-07-17 | General Electric Company | Dolphin cascade vane |
US6419464B1 (en) * | 2001-01-16 | 2002-07-16 | Honeywell International Inc. | Vane for variable nozzle turbocharger |
US6682301B2 (en) | 2001-10-05 | 2004-01-27 | General Electric Company | Reduced shock transonic airfoil |
WO2003033880A1 (fr) * | 2001-10-10 | 2003-04-24 | Hitachi, Ltd. | Aube de turbine |
US7179058B2 (en) * | 2004-03-21 | 2007-02-20 | Bharat Heavy Electricals Limited | Aerodynamically wide range applicable cylindrical blade profiles |
US7175393B2 (en) * | 2004-03-31 | 2007-02-13 | Bharat Heavy Electricals Limited | Transonic blade profiles |
US7547187B2 (en) * | 2005-03-31 | 2009-06-16 | Hitachi, Ltd. | Axial turbine |
JP4665916B2 (ja) * | 2007-02-28 | 2011-04-06 | 株式会社日立製作所 | ガスタービンの第1段動翼 |
US8439644B2 (en) * | 2007-12-10 | 2013-05-14 | United Technologies Corporation | Airfoil leading edge shape tailoring to reduce heat load |
US20120070297A1 (en) * | 2010-09-21 | 2012-03-22 | Estes Matthew B | Aft loaded airfoil |
US9957801B2 (en) | 2012-08-03 | 2018-05-01 | United Technologies Corporation | Airfoil design having localized suction side curvatures |
CN104729822B (zh) * | 2015-01-16 | 2017-08-11 | 中国民航大学 | 一种涡轮叶片尾迹模拟装置 |
US10774650B2 (en) | 2017-10-12 | 2020-09-15 | Raytheon Technologies Corporation | Gas turbine engine airfoil |
JP6730245B2 (ja) * | 2017-11-17 | 2020-07-29 | 三菱日立パワーシステムズ株式会社 | タービンノズル及びこのタービンノズルを備える軸流タービン |
US10662802B2 (en) * | 2018-01-02 | 2020-05-26 | General Electric Company | Controlled flow guides for turbines |
FR3097262B1 (fr) * | 2019-06-14 | 2023-03-31 | Safran Aircraft Engines Pi Aji | Aube de turbomachine avec talon optimise et procede d’optimisation d’un profil d’aube |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1010750A (en) * | 1909-04-28 | 1911-12-05 | Colonial Trust Co | Turbine-balde shroud. |
US1152812A (en) * | 1915-02-02 | 1915-09-07 | Laval Steam Turbine Co | Shroud and bucket. |
US1601614A (en) * | 1925-09-23 | 1926-09-28 | Fleming Robert Walton | Turbine |
US1635966A (en) * | 1926-08-14 | 1927-07-12 | Harmon G Stanton | Propeller |
US1720754A (en) * | 1926-09-09 | 1929-07-16 | Westinghouse Electric & Mfg Co | Turbine-blade shrouding |
US1820467A (en) * | 1928-04-13 | 1931-08-25 | Liska Joseph | Aeroplane propeller |
US2350310A (en) * | 1940-09-12 | 1944-05-30 | Allis Chalmers Mfg Co | Blade shrouding |
US2366142A (en) * | 1943-07-14 | 1944-12-26 | Allis Chalmers Mfg Co | Blade shrouding |
US3584971A (en) * | 1969-05-28 | 1971-06-15 | Westinghouse Electric Corp | Bladed rotor structure for a turbine or a compressor |
US3588279A (en) * | 1969-09-15 | 1971-06-28 | Westinghouse Electric Corp | Shrouded rotor blade structure |
US4066384A (en) * | 1975-07-18 | 1978-01-03 | Westinghouse Electric Corporation | Turbine rotor blade having integral tenon thereon and split shroud ring associated therewith |
DE2617927A1 (de) * | 1976-04-23 | 1977-11-03 | Bbc Brown Boveri & Cie | Stroemungsmaschinenschaufel |
JPS55142908A (en) * | 1979-04-26 | 1980-11-07 | Hitachi Ltd | Turbine moving blade cover |
JPS5688995U (es) * | 1979-12-12 | 1981-07-16 | ||
FR2590229B1 (fr) * | 1985-11-19 | 1988-01-29 | Onera (Off Nat Aerospatiale) | Perfectionnements apportes aux helices aeriennes en ce qui concerne le profil de leurs pales |
-
1989
- 1989-10-16 US US07/422,333 patent/US5035578A/en not_active Expired - Lifetime
-
1990
- 1990-10-01 IT IT02161590A patent/IT1243061B/it active IP Right Grant
- 1990-10-09 JP JP2269700A patent/JPH03138404A/ja active Pending
- 1990-10-15 CN CN90108430A patent/CN1024702C/zh not_active Expired - Fee Related
- 1990-10-15 KR KR1019900016345A patent/KR100194259B1/ko not_active IP Right Cessation
- 1990-10-15 ES ES9002587A patent/ES2028548A6/es not_active Expired - Lifetime
- 1990-10-15 CA CA002027642A patent/CA2027642A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
KR100194259B1 (ko) | 1999-06-15 |
IT9021615A0 (it) | 1990-10-01 |
KR910008254A (ko) | 1991-05-30 |
CN1024702C (zh) | 1994-05-25 |
CA2027642A1 (en) | 1991-04-17 |
IT9021615A1 (it) | 1992-04-01 |
JPH03138404A (ja) | 1991-06-12 |
US5035578A (en) | 1991-07-30 |
CN1051069A (zh) | 1991-05-01 |
IT1243061B (it) | 1994-05-23 |
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