CA1066521A - Gas turbine cooling system - Google Patents

Gas turbine cooling system

Info

Publication number: CA1066521A
Authority: CA; Canada
Prior art keywords: turbine; cavity; turbine wheel; annular; wheel
Prior art date: 1976-10-06
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

CA286,302A

Other languages

English (en)

French (fr)

Inventor

Karl W. Karstensen

Edward G. Meints

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.)

Caterpillar Inc

Original Assignee

Caterpillar Tractor Co

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.)

1976-10-06

Filing date

1977-09-08

Publication date

1979-11-20

1977-09-08 Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co

1979-11-20 Application granted granted Critical

1979-11-20 Publication of CA1066521A publication Critical patent/CA1066521A/en

Status Expired legal-status Critical Current

Links

238000001816 cooling Methods 0.000 title claims abstract description 103
238000004891 communication Methods 0.000 claims abstract description 3
238000007789 sealing Methods 0.000 claims description 5
230000033001 locomotion Effects 0.000 claims description 4
238000013022 venting Methods 0.000 claims 1
239000007789 gas Substances 0.000 description 45
239000002184 metal Substances 0.000 description 13
238000010276 construction Methods 0.000 description 10
238000009740 moulding (composite fabrication) Methods 0.000 description 6
230000000717 retained effect Effects 0.000 description 4
150000002500 ions Chemical class 0.000 description 3
239000000463 material Substances 0.000 description 3
230000036316 preload Effects 0.000 description 3
238000005219 brazing Methods 0.000 description 2
239000000112 cooling gas Substances 0.000 description 2
230000013011 mating Effects 0.000 description 2
YUBJPYNSGLJZPQ-UHFFFAOYSA-N Dithiopyr Chemical compound CSC(=O)C1=C(C(F)F)N=C(C(F)(F)F)C(C(=O)SC)=C1CC(C)C YUBJPYNSGLJZPQ-UHFFFAOYSA-N 0.000 description 1
235000017276 Salvia Nutrition 0.000 description 1
241001072909 Salvia Species 0.000 description 1
235000018734 Sambucus australis Nutrition 0.000 description 1
244000180577 Sambucus australis Species 0.000 description 1
230000002411 adverse Effects 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
GPUADMRJQVPIAS-QCVDVZFFSA-M cerivastatin sodium Chemical compound [Na+].COCC1=C(C(C)C)N=C(C(C)C)C(\C=C\[C@@H](O)C[C@@H](O)CC([O-])=O)=C1C1=CC=C(F)C=C1 GPUADMRJQVPIAS-QCVDVZFFSA-M 0.000 description 1
239000000306 component Substances 0.000 description 1
238000013016 damping Methods 0.000 description 1
230000006735 deficit Effects 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
238000007599 discharging Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000446 fuel Substances 0.000 description 1
229910052738 indium Inorganic materials 0.000 description 1
230000002093 peripheral effect Effects 0.000 description 1
229920000136 polysorbate Polymers 0.000 description 1
230000002028 premature Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000011144 upstream manufacturing Methods 0.000 description 1

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
- F02C7/16—Cooling of plants characterised by cooling medium
- F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
- 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
- F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates

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)

CA286,302A 1976-10-06 1977-09-08 Gas turbine cooling system Expired CA1066521A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/729,746 US4086757A (en)	1976-10-06	1976-10-06	Gas turbine cooling system

Publications (1)

Publication Number	Publication Date
CA1066521A true CA1066521A (en)	1979-11-20

Family

ID=24932434

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA286,302A Expired CA1066521A (en)	1976-10-06	1977-09-08	Gas turbine cooling system

Country Status (5)

Country	Link
US (1)	US4086757A ( )
JP (1)	JPS5346510A ( )
CA (1)	CA1066521A ( )
GB (1)	GB1528729A ( )
SE (1)	SE434076B ( )

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4184797A (en) *	1977-10-17	1980-01-22	General Electric Company	Liquid-cooled turbine rotor
US4180371A (en) *	1978-03-22	1979-12-25	Avco Corporation	Composite metal-ceramic turbine nozzle
GB2081392B (en)	1980-08-06	1983-09-21	Rolls Royce	Turbomachine seal
WO1982001033A1 (en) *	1980-09-24	1982-04-01	K Karstensen	Turbine cooling system
US4796423A (en) *	1983-12-19	1989-01-10	General Electric Company	Sheet metal panel
US4674955A (en) *	1984-12-21	1987-06-23	The Garrett Corporation	Radial inboard preswirl system
GB2189845B (en) *	1986-04-30	1991-01-23	Gen Electric	Turbine cooling air transferring apparatus
US4759688A (en) *	1986-12-16	1988-07-26	Allied-Signal Inc.	Cooling flow side entry for cooled turbine blading
US4901520A (en) *	1988-08-12	1990-02-20	Avco Corporation	Gas turbine pressurized cooling system
US6014855A (en) *	1997-04-30	2000-01-18	Stewart & Stevenson Services, Inc.	Light hydrocarbon fuel cooling system for gas turbine
GB2365930B (en) *	2000-08-12	2004-12-08	Rolls Royce Plc	A turbine blade support assembly and a turbine assembly
DE10131073A1 (de) *	2000-12-16	2002-06-20	Alstom Switzerland Ltd	Vorrichtung zur Kühlung eines Deckbandes einer Gasturbinenschaufel
US6575703B2 (en)	2001-07-20	2003-06-10	General Electric Company	Turbine disk side plate
JP2004092609A (ja) *	2002-09-04	2004-03-25	Hitachi Ltd	ガスタービン及びそれに用いるスペーサ部材
US6910852B2 (en) *	2003-09-05	2005-06-28	General Electric Company	Methods and apparatus for cooling gas turbine engine rotor assemblies
US8506660B2 (en) *	2007-09-12	2013-08-13	General Electric Company	Nozzles for use with gasifiers and methods of assembling the same
FR2922597B1 (fr) *	2007-10-19	2012-11-16	Snecma	Aube refroidie de turbomachine
FR2939834B1 (fr) *	2008-12-17	2016-02-19	Turbomeca	Roue de turbine avec systeme de retention axiale des aubes
GB201000982D0 (en) *	2010-01-22	2010-03-10	Rolls Royce Plc	A rotor disc
EP2410138B8 (en) *	2010-07-22	2017-07-19	Ansaldo Energia IP UK Limited	Gas turbine engine flange arrangement and method for retrofitting same
US9133855B2 (en) *	2010-11-15	2015-09-15	Mtu Aero Engines Gmbh	Rotor for a turbo machine
RU2530961C1 (ru) *	2013-09-27	2014-10-20	Российская Федерация, от имени которой выступает Министерство промышленности и торговли Российской Федерации (Минпромторг России)	Ротор осевой газовой турбины
US9453427B2 (en) *	2013-10-30	2016-09-27	General Electric Company	Systems and methods for purging an aft joint of a last stage wheel
EP2930314B1 (en) *	2014-04-08	2022-06-08	Rolls-Royce Corporation	Generator with controlled air cooling amplifier
US9879554B2 (en)	2015-01-09	2018-01-30	Solar Turbines Incorporated	Crimped insert for improved turbine vane internal cooling
GB201514212D0 (en)	2015-08-12	2015-09-23	Rolls Royce Plc	Turbine disc assembly
DE102015116935A1 (de) *	2015-10-06	2017-04-06	Rolls-Royce Deutschland Ltd & Co Kg	Sicherungsvorrichtung zur axialen Sicherung einer Laufschaufel und Rotorvorrichtung mit einer derartigen Sicherungsvorrichtung
JP7147266B2 (ja)	2018-05-18	2022-10-05	オムロン株式会社	磁気部品、電子装置
US10989068B2 (en)	2018-07-19	2021-04-27	General Electric Company	Turbine shroud including plurality of cooling passages
US10837315B2 (en) *	2018-10-25	2020-11-17	General Electric Company	Turbine shroud including cooling passages in communication with collection plenums

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE481135A ( ) *	1947-03-11
US2962256A (en) *	1956-03-28	1960-11-29	Napier & Son Ltd	Turbine blade shroud rings
US3540810A (en) *	1966-03-17	1970-11-17	Gen Electric	Slanted partition for hollow airfoil vane insert
US3575528A (en) *	1968-10-28	1971-04-20	Gen Motors Corp	Turbine rotor cooling
US3767322A (en) *	1971-07-30	1973-10-23	Westinghouse Electric Corp	Internal cooling for turbine vanes
BE792286A (fr) *	1971-12-06	1973-03-30	Gen Electric	Dispositif de retenue d'aubes sans boulon pour un rotor de turbomachin
US3814539A (en) *	1972-10-04	1974-06-04	Gen Electric	Rotor sealing arrangement for an axial flow fluid turbine
GB1519590A (en) *	1974-11-11	1978-08-02	Rolls Royce	Gas turbine engine

1976
- 1976-10-06 US US05/729,746 patent/US4086757A/en not_active Expired - Lifetime
1977
- 1977-07-15 GB GB29765/77A patent/GB1528729A/en not_active Expired
- 1977-09-07 SE SE7710052A patent/SE434076B/xx not_active IP Right Cessation
- 1977-09-08 CA CA286,302A patent/CA1066521A/en not_active Expired
- 1977-09-12 JP JP10887777A patent/JPS5346510A/ja active Pending

Also Published As

Publication number	Publication date
GB1528729A (en)	1978-10-18
SE7710052L (sv)	1978-04-07
SE434076B (sv)	1984-07-02
JPS5346510A (en)	1978-04-26
US4086757A (en)	1978-05-02

Publication	Publication Date	Title
CA1066521A (en)	1979-11-20	Gas turbine cooling system
US10927791B2 (en)	2021-02-23	Engine assembly with combined engine and cooling exhaust
EP0383046A1 (en)	1990-08-22	Cooled turbine vane
US5344283A (en)	1994-09-06	Turbine vane having dedicated inner platform cooling
US10240522B2 (en)	2019-03-26	Auxiliary power unit with combined cooling of generator
EP1262634B1 (en)	2006-11-22	Integral nozzle and shroud segment
JP4157038B2 (ja)	2008-09-24	高圧タービン用ブレード冷却スクープ
CA1285882C (en)	1991-07-09	Turbine blade with tip vent
US5263820A (en)	1993-11-23	Cooled aerofoil blade for vane for a gas turbine engine
JP3749258B2 (ja)	2006-02-22	ガスタービンエンジンのフェザーシール
US3973874A (en)	1976-08-10	Impingement baffle collars
US5142859A (en)	1992-09-01	Turbine cooling system
EP1314855A2 (en)	2003-05-28	Gas turbine engine aerofoil
WO1996013653A1 (en)	1996-05-09	Gas turbine blade with a cooled platform
GB2290833A (en)	1996-01-10	Turbine blade cooling
GB2262314A (en)	1993-06-16	Air cooled gas turbine engine aerofoil.
JP3417417B2 (ja)	2003-06-16	冷却可能なガスタービンエンジン用アウターエアシール装置
GB2155558A (en)	1985-09-25	Turbomachinery rotor blades
US10323523B2 (en)	2019-06-18	Blade platform cooling in a gas turbine
US20190003326A1 (en)	2019-01-03	Compliant rotatable inter-stage turbine seal
EP4343118B1 (en)	2025-05-21	Platform for stator vane
EP4613980A1 (en)	2025-09-10	Turbine vane with leading edge cooling
CA1050895A (en)	1979-03-20	Impingement baffle collars
GB2517647A (en)	2015-03-04	Gas turbine engine