FR2074130A5 - - Google Patents

Info

Publication number
FR2074130A5
FR2074130A5 FR7046161A FR7046161A FR2074130A5 FR 2074130 A5 FR2074130 A5 FR 2074130A5 FR 7046161 A FR7046161 A FR 7046161A FR 7046161 A FR7046161 A FR 7046161A FR 2074130 A5 FR2074130 A5 FR 2074130A5
Authority
FR
France
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
Application number
FR7046161A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Application granted granted Critical
Publication of FR2074130A5 publication Critical patent/FR2074130A5/fr
Expired legal-status Critical Current

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
    • F01D5/187—Convection cooling
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
FR7046161A 1969-12-23 1970-12-22 Expired FR2074130A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88754469A 1969-12-23 1969-12-23

Publications (1)

Publication Number Publication Date
FR2074130A5 true FR2074130A5 (fr) 1971-10-01

Family

ID=25391380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7046161A Expired FR2074130A5 (fr) 1969-12-23 1970-12-22

Country Status (7)

Country Link
US (1) US3635585A (fr)
BE (1) BE760728A (fr)
CH (1) CH533760A (fr)
DE (1) DE2060123B2 (fr)
FR (1) FR2074130A5 (fr)
GB (1) GB1282796A (fr)
NL (1) NL7017527A (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2615243A1 (fr) * 1987-05-11 1988-11-18 Gen Electric Aube de turbine avec ouverture menagee dans son extremite
EP0684364A1 (fr) * 1994-04-21 1995-11-29 Mitsubishi Jukogyo Kabushiki Kaisha Refroidissement des extremités des aubes de turbine
EP0718467A1 (fr) * 1994-12-19 1996-06-26 General Electric Company Refroidissement de extrémité d'aube de turbine
EP0801209A2 (fr) * 1996-04-12 1997-10-15 ROLLS-ROYCE plc Dispositif d'étanchéité pour les extrémités des aubes mobiles de turbine

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE794194A (fr) * 1972-01-18 1973-07-18 Bbc Sulzer Turbomaschinen Aube mobile refroidie pour des turbines a gaz
GB1423833A (en) * 1972-04-20 1976-02-04 Rolls Royce Rotor blades for fluid flow machines
US4606701A (en) * 1981-09-02 1986-08-19 Westinghouse Electric Corp. Tip structure for a cooled turbine rotor blade
US4893987A (en) * 1987-12-08 1990-01-16 General Electric Company Diffusion-cooled blade tip cap
US5261789A (en) * 1992-08-25 1993-11-16 General Electric Company Tip cooled blade
US5980209A (en) * 1997-06-27 1999-11-09 General Electric Co. Turbine blade with enhanced cooling and profile optimization
US5927946A (en) * 1997-09-29 1999-07-27 General Electric Company Turbine blade having recuperative trailing edge tip cooling
US6059530A (en) * 1998-12-21 2000-05-09 General Electric Company Twin rib turbine blade
US6652235B1 (en) * 2002-05-31 2003-11-25 General Electric Company Method and apparatus for reducing turbine blade tip region temperatures
US7001151B2 (en) * 2004-03-02 2006-02-21 General Electric Company Gas turbine bucket tip cap
US7540705B2 (en) 2006-02-01 2009-06-02 Emshey Garry Horizontal multi-blade wind turbine
US7513743B2 (en) * 2006-05-02 2009-04-07 Siemens Energy, Inc. Turbine blade with wavy squealer tip rail
US7686578B2 (en) * 2006-08-21 2010-03-30 General Electric Company Conformal tip baffle airfoil
US8512003B2 (en) * 2006-08-21 2013-08-20 General Electric Company Tip ramp turbine blade
US7607893B2 (en) * 2006-08-21 2009-10-27 General Electric Company Counter tip baffle airfoil
US8632311B2 (en) * 2006-08-21 2014-01-21 General Electric Company Flared tip turbine blade
US8500396B2 (en) * 2006-08-21 2013-08-06 General Electric Company Cascade tip baffle airfoil
US7726944B2 (en) * 2006-09-20 2010-06-01 United Technologies Corporation Turbine blade with improved durability tip cap
US7597539B1 (en) 2006-09-27 2009-10-06 Florida Turbine Technologies, Inc. Turbine blade with vortex cooled end tip rail
US8425183B2 (en) * 2006-11-20 2013-04-23 General Electric Company Triforial tip cavity airfoil
US8011889B1 (en) * 2007-09-07 2011-09-06 Florida Turbine Technologies, Inc. Turbine blade with trailing edge tip corner cooling
JP5029957B2 (ja) * 2007-11-01 2012-09-19 株式会社Ｉｈｉ スキーラ付きタービン動翼
GB0724612D0 (en) * 2007-12-19 2008-01-30 Rolls Royce Plc Rotor blades
EP2351908B1 (fr) * 2008-10-30 2016-08-17 Mitsubishi Hitachi Power Systems, Ltd. Aube rotorique de turbine
GB0901129D0 (en) * 2009-01-26 2009-03-11 Rolls Royce Plc Rotor blade
US8186965B2 (en) * 2009-05-27 2012-05-29 General Electric Company Recovery tip turbine blade
GB201006450D0 (en) * 2010-04-19 2010-06-02 Rolls Royce Plc Blades
US8992179B2 (en) 2011-10-28 2015-03-31 General Electric Company Turbine of a turbomachine
US9255480B2 (en) 2011-10-28 2016-02-09 General Electric Company Turbine of a turbomachine
US9051843B2 (en) 2011-10-28 2015-06-09 General Electric Company Turbomachine blade including a squeeler pocket
US8967959B2 (en) 2011-10-28 2015-03-03 General Electric Company Turbine of a turbomachine
US9359902B2 (en) 2013-06-28 2016-06-07 Siemens Energy, Inc. Turbine airfoil with ambient cooling system
CN104775854A (zh) * 2015-04-23 2015-07-15 华能国际电力股份有限公司 一种具有抑制叶顶泄漏和减小叶顶温度的动叶顶部结构
US10107108B2 (en) 2015-04-29 2018-10-23 General Electric Company Rotor blade having a flared tip
US10329922B2 (en) * 2016-02-09 2019-06-25 General Electric Company Gas turbine engine airfoil
US20180073370A1 (en) * 2016-09-14 2018-03-15 Rolls-Royce Plc Turbine blade cooling
EP3301261B1 (fr) * 2016-09-14 2019-07-17 Rolls-Royce plc Aube
US11118462B2 (en) * 2019-01-24 2021-09-14 Pratt & Whitney Canada Corp. Blade tip pocket rib
US11371359B2 (en) 2020-11-26 2022-06-28 Pratt & Whitney Canada Corp. Turbine blade for a gas turbine engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE920641C (de) * 1943-07-15 1954-11-25 Maschf Augsburg Nuernberg Ag Gekuehlte Hohlschaufel, insbesondere fuer Gasturbinen
US2888243A (en) * 1956-10-22 1959-05-26 Pollock Robert Stephen Cooled turbine blade
US3057597A (en) * 1959-08-20 1962-10-09 Jr Andre J Meyer Modification and improvements to cooled blades
US3164367A (en) * 1962-11-21 1965-01-05 Gen Electric Gas turbine blade
US3533712A (en) * 1966-02-26 1970-10-13 Gen Electric Cooled vane structure for high temperature turbines

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2615243A1 (fr) * 1987-05-11 1988-11-18 Gen Electric Aube de turbine avec ouverture menagee dans son extremite
EP0684364A1 (fr) * 1994-04-21 1995-11-29 Mitsubishi Jukogyo Kabushiki Kaisha Refroidissement des extremités des aubes de turbine
EP0816636A1 (fr) * 1994-04-21 1998-01-07 Mitsubishi Jukogyo Kabushiki Kaisha Refroidissement des extrémités des aubes de turbine
EP0718467A1 (fr) * 1994-12-19 1996-06-26 General Electric Company Refroidissement de extrémité d'aube de turbine
EP0801209A2 (fr) * 1996-04-12 1997-10-15 ROLLS-ROYCE plc Dispositif d'étanchéité pour les extrémités des aubes mobiles de turbine
EP0801209A3 (fr) * 1996-04-12 1999-07-07 ROLLS-ROYCE plc Dispositif d'étanchéité pour les extrémités des aubes mobiles de turbine
US6142739A (en) * 1996-04-12 2000-11-07 Rolls-Royce Plc Turbine rotor blades

Also Published As

Publication number Publication date
GB1282796A (en) 1972-07-26
CH533760A (de) 1973-02-15
DE2060123B2 (de) 1979-04-26
US3635585A (en) 1972-01-18
DE2060123A1 (de) 1971-07-01
BE760728A (fr) 1971-06-23
NL7017527A (fr) 1971-06-25

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Legal Events

Date Code Title Description
ST Notification of lapse