CA2287577A1 - Aube mobile refroidie d'une turbine a gaz - Google Patents

Aube mobile refroidie d'une turbine a gaz Download PDF

Info

Publication number: CA2287577A1
Authority: CA; Canada
Prior art keywords: blade; cooling; moving blade; air; flow
Prior art date: 1998-07-17
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.): Abandoned

Application number

CA002287577A

Other languages

English (en)

Inventor

Yasuoki Tomita

Kiyoshi Suenaga

Junichiro Masada

Yukihiro Hashimoto

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.)

1998-07-17

Filing date

1999-10-22

Publication date

2001-04-22

1998-07-17 Priority to JP10203189A priority Critical patent/JP2000034902A/ja

1999-10-19 Priority to EP99120722A priority patent/EP1094200A1/fr

1999-10-22 Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd

1999-10-22 Priority to CA002287577A priority patent/CA2287577A1/fr

2001-04-22 Publication of CA2287577A1 publication Critical patent/CA2287577A1/fr

Status Abandoned legal-status Critical Current

Links

238000001816 cooling Methods 0.000 claims abstract description 139
238000007789 sealing Methods 0.000 claims abstract description 42
239000000567 combustion gas Substances 0.000 claims abstract description 23
239000007789 gas Substances 0.000 claims abstract description 21
230000000694 effects Effects 0.000 abstract description 15
239000012720 thermal barrier coating Substances 0.000 description 2
WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
239000000919 ceramic Substances 0.000 description 1
239000011248 coating agent Substances 0.000 description 1
238000000576 coating method Methods 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 description 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
- 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
- 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
- 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
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms

Landscapes

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

CA002287577A 1998-07-17 1999-10-22 Aube mobile refroidie d'une turbine a gaz Abandoned CA2287577A1 (fr)

Priority Applications (3)

Application Number	Priority Date	Filing Date	Title
JP10203189A JP2000034902A (ja)	1998-07-17	1998-07-17	ガスタービン冷却動翼
EP99120722A EP1094200A1 (fr)	1998-07-17	1999-10-19	Aube rotorique refroidie de turbine à gaz
CA002287577A CA2287577A1 (fr)	1998-07-17	1999-10-22	Aube mobile refroidie d'une turbine a gaz

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP10203189A JP2000034902A (ja)	1998-07-17	1998-07-17	ガスタービン冷却動翼
EP99120722A EP1094200A1 (fr)	1998-07-17	1999-10-19	Aube rotorique refroidie de turbine à gaz
CA002287577A CA2287577A1 (fr)	1998-07-17	1999-10-22	Aube mobile refroidie d'une turbine a gaz

Publications (1)

Publication Number	Publication Date
CA2287577A1 true CA2287577A1 (fr)	2001-04-22

Family

ID=27171066

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002287577A Abandoned CA2287577A1 (fr)	1998-07-17	1999-10-22	Aube mobile refroidie d'une turbine a gaz

Country Status (3)

Country	Link
EP (1)	EP1094200A1 (fr)
JP (1)	JP2000034902A (fr)
CA (1)	CA2287577A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2003052240A2 (fr)	2001-12-14	2003-06-26	Alstom Technology Ltd	Systeme de turbine a gaz
US7510375B2 (en)	2005-01-04	2009-03-31	United Technologies Corporation	Method of coating and a shield for a component
US7334983B2 (en) *	2005-10-27	2008-02-26	United Technologies Corporation	Integrated bladed fluid seal
US7690894B1 (en) *	2006-09-25	2010-04-06	Florida Turbine Technologies, Inc.	Ceramic core assembly for serpentine flow circuit in a turbine blade
JP5374199B2 (ja) *	2009-03-19	2013-12-25	三菱重工業株式会社	ガスタービン
JP5490191B2 (ja)	2012-07-19	2014-05-14	三菱重工業株式会社	ガスタービン
JP5606648B1 (ja)	2014-06-27	2014-10-15	三菱日立パワーシステムズ株式会社	動翼、及びこれを備えているガスタービン
CN106481366B (zh) *	2015-08-28	2019-03-26	中国航发商用航空发动机有限责任公司	冷却叶片和燃气涡轮
US20190242270A1 (en) *	2018-02-05	2019-08-08	United Technologies Corporation	Heat transfer augmentation feature for components of gas turbine engines
CN109798153B (zh) *	2019-03-28	2023-08-22	中国船舶重工集团公司第七0三研究所	一种应用于船用燃气轮机涡轮轮盘的冷却结构
CN113586251B (zh) *	2021-07-22	2023-03-14	西安交通大学	一种燃气轮机冷却气流逐级利用的部件冷却-轮缘密封结构
CN113623014B (zh) *	2021-07-22	2023-04-14	西安交通大学	一种燃气轮机透平叶片-轮盘联合冷却结构

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3609057A (en) *	1970-06-15	1971-09-28	United Aircraft Corp	Turbine coolant flow system
GB2250548A (en) *	1990-12-06	1992-06-10	Rolls Royce Plc	Cooled turbine aerofoil blade
US5738489A (en) *	1997-01-03	1998-04-14	General Electric Company	Cooled turbine blade platform
JP3416447B2 (ja) *	1997-03-11	2003-06-16	三菱重工業株式会社	ガスタービンの翼冷却空気供給システム
JPH10259703A (ja) *	1997-03-18	1998-09-29	Mitsubishi Heavy Ind Ltd	ガスタービンのシュラウド及びプラットフォームシールシステム
US5975851A (en) *	1997-12-17	1999-11-02	United Technologies Corporation	Turbine blade with trailing edge root section cooling
US6077035A (en) *	1998-03-27	2000-06-20	Pratt & Whitney Canada Corp.	Deflector for controlling entry of cooling air leakage into the gaspath of a gas turbine engine

1998
- 1998-07-17 JP JP10203189A patent/JP2000034902A/ja active Pending
1999
- 1999-10-19 EP EP99120722A patent/EP1094200A1/fr not_active Withdrawn
- 1999-10-22 CA CA002287577A patent/CA2287577A1/fr not_active Abandoned

Also Published As

Publication number	Publication date
JP2000034902A (ja)	2000-02-02
EP1094200A1 (fr)	2001-04-25

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Legal Events

Date	Code	Title	Description
1999-10-22	EEER	Examination request
2004-05-10	FZDE	Dead