DE69828474D1 - Kühlung von rotorschaufeln in gasturbinen - Google Patents

Kühlung von rotorschaufeln in gasturbinen

Info

Publication number: DE69828474D1
Authority: DE; Germany
Prior art keywords: shovels; rotor; cooling; gas turbines; turbines
Prior art date: 1997-04-23
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

Application number

DE69828474T

Other languages

English (en)

Inventor

Yasuoki Tomita

Hiroki Fukuno

Sunao Aoki

Kiyoshi Suenaga

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.)

Mitsubishi Heavy Industries Ltd

Original Assignee

Mitsubishi Heavy Industries Ltd

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.)

1997-04-23

Filing date

1998-04-17

Publication date

2005-02-10

1998-04-17 Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd

2005-02-10 Application granted granted Critical

2005-02-10 Publication of DE69828474D1 publication Critical patent/DE69828474D1/de

2018-04-18 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/12—Cooling of plants
- 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
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Turbine Rotor Nozzle Sealing (AREA)

DE69828474T 1997-04-23 1998-04-17 Kühlung von rotorschaufeln in gasturbinen Expired - Lifetime DE69828474D1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP10592897A JP3337393B2 (ja)	1997-04-23	1997-04-23	ガスタービン冷却動翼
PCT/JP1998/001765 WO1998048150A1 (fr)	1997-04-23	1998-04-17	Pales mobiles de refroidissement de turbine a gaz

Publications (1)

Publication Number	Publication Date
DE69828474D1 true DE69828474D1 (de)	2005-02-10

Family

ID=14420529

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69828474T Expired - Lifetime DE69828474D1 (de)	1997-04-23	1998-04-17	Kühlung von rotorschaufeln in gasturbinen

Country Status (6)

Country	Link
US (1)	US6196791B1 (de)
EP (1)	EP0911487B1 (de)
JP (1)	JP3337393B2 (de)
CA (1)	CA2257162C (de)
DE (1)	DE69828474D1 (de)
WO (1)	WO1998048150A1 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE10330471A1 (de) *	2003-07-05	2005-02-03	Alstom Technology Ltd	Vorrichtung zum Abscheiden von Fremdpartikeln aus der den Laufschaufeln einer Turbine zuführbaren Kühlluft
US7452184B2 (en) *	2004-12-13	2008-11-18	Pratt & Whitney Canada Corp.	Airfoil platform impingement cooling
US8152436B2 (en)	2008-01-08	2012-04-10	Pratt & Whitney Canada Corp.	Blade under platform pocket cooling
US8262356B2 (en) *	2009-01-30	2012-09-11	General Electric Company	Rotor chamber cover member having aperture for dirt separation and related turbine
US8381533B2 (en) *	2009-04-30	2013-02-26	Honeywell International Inc.	Direct transfer axial tangential onboard injector system (TOBI) with self-supporting seal plate
JP5404187B2 (ja) *	2009-05-29	2014-01-29	三菱重工業株式会社	端壁部材及びガスタービン
US20130170983A1 (en) *	2012-01-04	2013-07-04	General Electric Company	Turbine assembly and method for reducing fluid flow between turbine components
EP2725191B1 (de) *	2012-10-23	2016-03-16	Alstom Technology Ltd	Gasturbine und Turbinenschaufel für solch eine Gasturbine
JP6245739B2 (ja) *	2013-11-19	2017-12-13	三菱日立パワーシステムズ株式会社	ガスタービンの冷却構造
CN106437861A (zh) *	2015-08-11	2017-02-22	熵零股份有限公司	区域冷却叶轮机构
EP3141702A1 (de) *	2015-09-14	2017-03-15	Siemens Aktiengesellschaft	Gasturbinenleitschaufelsegment und verfahren zur herstellung
US10526917B2 (en) *	2018-01-31	2020-01-07	United Technologies Corporation	Platform lip impingement features
CN113404549A (zh) *	2021-07-26	2021-09-17	中国船舶重工集团公司第七0三研究所	一种带有伸根部供气孔及缘板气膜孔的涡轮动叶

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3565545A (en) *	1969-01-29	1971-02-23	Melvin Bobo	Cooling of turbine rotors in gas turbine engines
GB1350471A (en) *	1971-05-06	1974-04-18	Secr Defence	Gas turbine engine
BE791162A (fr) *	1971-11-10	1973-03-01	Penny Robert N	Rotor de turbine
US3832090A (en)	1972-12-01	1974-08-27	Avco Corp	Air cooling of turbine blades
IT1025260B (it)	1973-11-16	1978-08-10	Mtu Muenchen Gmbh	Turbina a raffreddamento interno della corona e con posizioni prescritte di rottura
JPS5234111A (en)	1975-09-10	1977-03-15	Toshiba Corp	Turbine moving blade
GB1561229A (en) *	1977-02-18	1980-02-13	Rolls Royce	Gas turbine engine cooling system
GB2054046A (en) *	1979-07-12	1981-02-11	Rolls Royce	Cooling turbine rotors
GB2064016B (en) *	1979-11-22	1983-03-16	Rolls Royce	Variable position seal for a turbine disc
US4375891A (en) *	1980-05-10	1983-03-08	Rolls-Royce Limited	Seal between a turbine rotor of a gas turbine engine and associated static structure of the engine
JPS5710704A (en)	1980-06-25	1982-01-20	Hitachi Ltd	Gas turbine blade
US4456427A (en) *	1981-06-11	1984-06-26	General Electric Company	Cooling air injector for turbine blades
GB2111598B (en) *	1981-12-15	1984-10-24	Rolls Royce	Cooling air pressure control in a gas turbine engine
US4807433A (en)	1983-05-05	1989-02-28	General Electric Company	Turbine cooling air modulation
JPH03275946A (ja)	1990-03-26	1991-12-06	Toshiba Corp	ガスタービン
JP3160484B2 (ja)	1994-12-22	2001-04-25	三菱重工業株式会社	ガスタービン動翼の冷却装置

1997
- 1997-04-23 JP JP10592897A patent/JP3337393B2/ja not_active Expired - Lifetime
1998
- 1998-04-17 EP EP98914066A patent/EP0911487B1/de not_active Expired - Lifetime
- 1998-04-17 US US09/202,951 patent/US6196791B1/en not_active Expired - Lifetime
- 1998-04-17 CA CA002257162A patent/CA2257162C/en not_active Expired - Lifetime
- 1998-04-17 DE DE69828474T patent/DE69828474D1/de not_active Expired - Lifetime
- 1998-04-17 WO PCT/JP1998/001765 patent/WO1998048150A1/ja active IP Right Grant

Also Published As

Publication number	Publication date
JPH10299404A (ja)	1998-11-10
WO1998048150A1 (fr)	1998-10-29
US6196791B1 (en)	2001-03-06
CA2257162A1 (en)	1998-10-29
EP0911487B1 (de)	2005-01-05
EP0911487A4 (de)	2000-10-18
EP0911487A1 (de)	1999-04-28
JP3337393B2 (ja)	2002-10-21
CA2257162C (en)	2002-06-25

Publication	Publication Date	Title
DE69814341D1 (de)	2003-06-12	Gekühltes gasturbinenblatt
DE69815735D1 (de)	2003-07-31	Gekühlte Gasturbinenlaufschaufel
DE69622252D1 (de)	2002-08-14	Gasturbinenrotor
DE69926833D1 (de)	2005-09-29	Gasturbinenkraftwerk
DE69832116D1 (de)	2005-12-01	Gekühlte Turbinenschaufel
DE69515442D1 (de)	2000-04-13	Kühlung von Turbinenschaufelspitzen
DE69930226D1 (de)	2006-05-04	Verhinderung von unterschiedlicher Wärmedehnung bei Turbinenrotoren
DE69830679D1 (de)	2005-08-04	Akustisch verbesserte Anordung von Gasturbinenschaufeln
DE60135195D1 (de)	2008-09-18	Kühlung von Gasturbinenschaufeln
DE69729980D1 (de)	2004-09-02	Turbinenschaufelkühlung
DE59804362D1 (de)	2002-07-11	Rotor mit integraler beschaufelung
DE69816952D1 (de)	2003-09-11	Gasturbinentriebwerk
DE60041025D1 (de)	2009-01-22	Kühlbare Gasturbinenschaufel
DE69828337D1 (de)	2005-02-03	Gasturbine
DE69931088D1 (de)	2006-06-08	Gasturbinenlaufschaufel
DE69816013D1 (de)	2003-08-07	Gasturbinentriebwerk
DE69724018D1 (de)	2003-09-18	Mehrkomponentengasturbinenschaufel
DE69507451D1 (de)	1999-03-04	Turbinenschaufelkühlung
DE69626382D1 (de)	2003-04-03	Hitzerückgewinnungs-gasturbinenrotor
DE69827555D1 (de)	2004-12-23	Gasturbine
DE69500735D1 (de)	1997-10-23	Gasturbinenschaufel
DE69815563D1 (de)	2003-07-24	Kühlung von Gasturbinenleitschaufeln
DE69504400D1 (de)	1998-10-08	Gekühlte Gasturbinenschaufel
DE59808700D1 (de)	2003-07-17	Berührungsloses Abdichten von Spalten in Gasturbinen
DE69811624D1 (de)	2003-04-03	Gasturbinenrotorschaufel

Legal Events

Date	Code	Title	Description
2005-12-08	8332	No legal effect for de