GB2105415B - Air-cooled turbine rotor blade with trailing edge recessed holes - Google Patents

Air-cooled turbine rotor blade with trailing edge recessed holes

Info

Publication number: GB2105415B
Authority: GB; United Kingdom
Prior art keywords: air; trailing edge; rotor blade; turbine rotor; recessed holes
Prior art date: 1981-09-02
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

GB08224899A

Other versions

GB2105415A (en

Inventor

Augustine Charles Mcclay

William Edward North

James Michael Allen

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.)

1981-09-02

Filing date

1982-09-01

Publication date

1985-08-07

1982-09-01 Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp

1983-03-23 Publication of GB2105415A publication Critical patent/GB2105415A/en

1985-08-07 Application granted granted Critical

1985-08-07 Publication of GB2105415B publication Critical patent/GB2105415B/en

Status Expired legal-status Critical Current

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
- F01D5/20—Specially-shaped blade tips to seal space between 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
- 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
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
- F05D2250/231—Three-dimensional prismatic cylindrical
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/23—Three-dimensional prismatic
- F05D2250/232—Three-dimensional prismatic conical
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/24—Three-dimensional ellipsoidal
- F05D2250/241—Three-dimensional ellipsoidal spherical

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)

GB08224899A 1981-09-02 1982-09-01 Air-cooled turbine rotor blade with trailing edge recessed holes Expired GB2105415B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US29881981A	1981-09-02	1981-09-02

Publications (2)

Publication Number	Publication Date
GB2105415A GB2105415A (en)	1983-03-23
GB2105415B true GB2105415B (en)	1985-08-07

Family

ID=23152126

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08224899A Expired GB2105415B (en)	1981-09-02	1982-09-01	Air-cooled turbine rotor blade with trailing edge recessed holes

Country Status (8)

Country	Link
JP (2)	JPS5844201A (en)
AR (1)	AR228676A1 (en)
BE (1)	BE894260A (en)
BR (1)	BR8205083A (en)
CA (1)	CA1191456A (en)
GB (1)	GB2105415B (en)
IT (1)	IT1153721B (en)
MX (1)	MX155481A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2155558A (en) *	1984-03-10	1985-09-25	Rolls Royce	Turbomachinery rotor blades
US4589823A (en) *	1984-04-27	1986-05-20	General Electric Company	Rotor blade tip
US4682933A (en) *	1984-10-17	1987-07-28	Rockwell International Corporation	Labyrinthine turbine-rotor-blade tip seal
US4761116A (en) *	1987-05-11	1988-08-02	General Electric Company	Turbine blade with tip vent
US4893987A (en) *	1987-12-08	1990-01-16	General Electric Company	Diffusion-cooled blade tip cap
US5667359A (en) *	1988-08-24	1997-09-16	United Technologies Corp.	Clearance control for the turbine of a gas turbine engine
JPH04260047A (en) *	1991-02-15	1992-09-16	Konica Corp	Production of seamnless belt photosensitive material
JPH04109401U (en) *	1991-03-12	1992-09-22	アドバンス・コージエネレーシヨンシステム技術研究組合	air cooled rotor blades
US5476364A (en) *	1992-10-27	1995-12-19	United Technologies Corporation	Tip seal and anti-contamination for turbine blades
US6652235B1 (en) *	2002-05-31	2003-11-25	General Electric Company	Method and apparatus for reducing turbine blade tip region temperatures
US7270514B2 (en) *	2004-10-21	2007-09-18	General Electric Company	Turbine blade tip squealer and rebuild method
US8157504B2 (en) *	2009-04-17	2012-04-17	General Electric Company	Rotor blades for turbine engines
GB201112803D0 (en)	2011-07-26	2011-09-07	Rolls Royce Plc	Master component for flow calibration
JP6159151B2 (en) *	2013-05-24	2017-07-05	三菱日立パワーシステムズ株式会社	Turbine blade
US10041358B2 (en) *	2014-05-08	2018-08-07	United Technologies Corporation	Gas turbine engine blade squealer pockets
US20160258302A1 (en) *	2015-03-05	2016-09-08	General Electric Company	Airfoil and method for managing pressure at tip of airfoil
US10107108B2 (en)	2015-04-29	2018-10-23	General Electric Company	Rotor blade having a flared tip

1982
- 1982-08-13 MX MX194003A patent/MX155481A/en unknown
- 1982-08-26 CA CA000410243A patent/CA1191456A/en not_active Expired
- 1982-08-30 BR BR8205083A patent/BR8205083A/en unknown
- 1982-08-30 IT IT23026/82A patent/IT1153721B/en active
- 1982-08-30 AR AR290476A patent/AR228676A1/en active
- 1982-08-30 JP JP57149370A patent/JPS5844201A/en active Pending
- 1982-08-31 BE BE0/208922A patent/BE894260A/en not_active IP Right Cessation
- 1982-09-01 GB GB08224899A patent/GB2105415B/en not_active Expired
1985
- 1985-12-10 JP JP1985189183U patent/JPS6349521Y2/ja not_active Expired

Also Published As

Publication number	Publication date
JPS5844201A (en)	1983-03-15
IT8223026A0 (en)	1982-08-30
BE894260A (en)	1983-02-28
BR8205083A (en)	1983-08-09
AR228676A1 (en)	1983-03-30
MX155481A (en)	1988-03-17
CA1191456A (en)	1985-08-06
JPS61113902U (en)	1986-07-18
JPS6349521Y2 (en)	1988-12-20
GB2105415A (en)	1983-03-23
IT1153721B (en)	1987-01-14

Publication	Publication Date	Title
DE3463811D1 (en)	1987-06-25	Cooling arrangement for airfoil stator vane trailing edge
GB2114676B (en)	1985-06-05	Turbine rotor blade
GB2105415B (en)	1985-08-07	Air-cooled turbine rotor blade with trailing edge recessed holes
IL76565A (en)	1990-04-29	Airfoil trailing edge cooling arrangement
AU560133B2 (en)	1987-04-02	Rotor blade airfoil section
GB2168111B (en)	1988-05-18	Rotor aerofoil blade containment
GB2111131B (en)	1985-09-04	An improved tip structure for cooled turbine rotor blade
IL61021A (en)	1982-11-30	Bladed rotor assembly for turbines
GB2102505B (en)	1984-11-14	Airfoil blade
AU528170B2 (en)	1983-04-14	Wind turbine blade
AU574050B2 (en)	1988-06-30	Turbine blade with integral shroud
GB2097480B (en)	1984-06-06	Rotor blade fixing in circumferential slot
GB2122266B (en)	1985-05-22	Blade feathering system for wind turbines
DE3171123D1 (en)	1985-08-01	Rotor blade airfoil for a helicopter
GB2074656B (en)	1983-06-08	Stationary-air-cooled turbine rotor shroud
AU8809582A (en)	1983-08-11	Wind turbine blades
IT8319336A0 (en)	1983-01-28	SINGLE STATORICAL BLADE STRUCTURE WITH AERODYNAMIC PROFILE FOR COMBUSTION TURBINE.
DE3377373D1 (en)	1988-08-18	Turbine airfoil vane structure
JPS56149296A (en)	1981-11-19	Blade having high performance for helicopter rotor
DK431885A (en)	1986-03-26	Vertical wind engine with flexible blades
GB2065236B (en)	1983-07-27	Rotor blade shroud
IL69920A (en)	1988-10-31	Rotor blade for a combustion turbine
GB2167500B (en)	1988-05-18	Rotor aerofoil blade containment
GB2021645B (en)	1982-07-07	Electrochemical machining aerofoil blades
GB2151714B (en)	1987-07-29	Rotor with double pass root blade root cooling

Legal Events

Date	Code	Title	Description
1992-04-29	PCNP	Patent ceased through non-payment of renewal fee