DE60213733D1 - Turbomaschinenschaufel mit versetzter Spitzenkante - Google Patents

Turbomaschinenschaufel mit versetzter Spitzenkante

Info

Publication number: DE60213733D1
Authority: DE; Germany
Prior art keywords: tip; tip edge; turbomachinery blade; staggered tip; ramp
Prior art date: 2001-09-27
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

DE60213733T

Other languages

English (en)

Other versions

DE60213733T2 (de

Inventor

Leslie Eugene Leeke

Ronald Eugen Mcrae Jr

David Alen Frey

Sean Robert Keith

Dean Thomas Lenahan

Daniel John Harris

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.)

General Electric Co

Original Assignee

General Electric 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.)

2001-09-27

Filing date

2002-09-18

Publication date

2006-09-21

2002-09-18 Application filed by General Electric Co filed Critical General Electric Co

2006-09-21 Application granted granted Critical

2006-09-21 Publication of DE60213733D1 publication Critical patent/DE60213733D1/de

2007-06-28 Publication of DE60213733T2 publication Critical patent/DE60213733T2/de

2022-09-19 Anticipated expiration legal-status Critical

Status Expired - Lifetime 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on 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
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
- 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
- F05D2250/70—Shape
- F05D2250/71—Shape curved
- F05D2250/712—Shape curved concave
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Turbine Rotor Nozzle Sealing (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

DE60213733T 2001-09-27 2002-09-18 Turbomaschinenschaufel mit versetzter Spitzenkante Expired - Lifetime DE60213733T2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US965349		2001-09-27
US09/965,349 US6554575B2 (en)	2001-09-27	2001-09-27	Ramped tip shelf blade

Publications (2)

Publication Number	Publication Date
DE60213733D1 true DE60213733D1 (de)	2006-09-21
DE60213733T2 DE60213733T2 (de)	2007-06-28

Family

ID=25509844

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE60213733T Expired - Lifetime DE60213733T2 (de)	2001-09-27	2002-09-18	Turbomaschinenschaufel mit versetzter Spitzenkante

Country Status (10)

Country	Link
US (1)	US6554575B2 (de)
EP (1)	EP1298285B1 (de)
JP (1)	JP4108427B2 (de)
KR (1)	KR20030028393A (de)
CN (1)	CN1408988A (de)
AT (1)	ATE335917T1 (de)
DE (1)	DE60213733T2 (de)
ES (1)	ES2269615T3 (de)
RU (1)	RU2002125720A (de)
TW (1)	TW558591B (de)

Families Citing this family (52)

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Publication number	Priority date	Publication date	Assignee	Title
US6790005B2 (en) *	2002-12-30	2004-09-14	General Electric Company	Compound tip notched blade
US7118342B2 (en) *	2004-09-09	2006-10-10	General Electric Company	Fluted tip turbine blade
US7270514B2 (en) *	2004-10-21	2007-09-18	General Electric Company	Turbine blade tip squealer and rebuild method
US7510376B2 (en) *	2005-08-25	2009-03-31	General Electric Company	Skewed tip hole turbine blade
DE602005007900D1 (de) *	2005-09-14	2008-08-14	Gen Electric	Turbineschaufel mit kannelierter Spitze
US7300250B2 (en) *	2005-09-28	2007-11-27	Pratt & Whitney Canada Corp.	Cooled airfoil trailing edge tip exit
US7287959B2 (en) *	2005-12-05	2007-10-30	General Electric Company	Blunt tip turbine blade
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
US7686578B2 (en) *	2006-08-21	2010-03-30	General Electric Company	Conformal tip baffle airfoil
US7607893B2 (en) *	2006-08-21	2009-10-27	General Electric Company	Counter tip baffle airfoil
US8512003B2 (en) *	2006-08-21	2013-08-20	General Electric Company	Tip ramp turbine blade
US8425183B2 (en)	2006-11-20	2013-04-23	General Electric Company	Triforial tip cavity airfoil
US7857587B2 (en) *	2006-11-30	2010-12-28	General Electric Company	Turbine blades and turbine blade cooling systems and methods
US7914257B1 (en)	2007-01-17	2011-03-29	Florida Turbine Technologies, Inc.	Turbine rotor blade with spiral and serpentine flow cooling circuit
FR2924155B1 (fr) *	2007-11-26	2014-02-14	Snecma	Aube de turbomachine
US8083484B2 (en) *	2008-12-26	2011-12-27	General Electric Company	Turbine rotor blade tips that discourage cross-flow
US8092179B2 (en) *	2009-03-12	2012-01-10	United Technologies Corporation	Blade tip cooling groove
US8186965B2 (en) *	2009-05-27	2012-05-29	General Electric Company	Recovery tip turbine blade
FR2954798B1 (fr) *	2009-12-31	2012-03-30	Snecma	Aube a ventilation interieure
US8764379B2 (en) *	2010-02-25	2014-07-01	General Electric Company	Turbine blade with shielded tip coolant supply passageway
US8371815B2 (en) *	2010-03-17	2013-02-12	General Electric Company	Apparatus for cooling an airfoil
CN102182518B (zh) *	2011-06-08	2013-09-04	河南科技大学	一种涡轮冷却叶片
EP2798175A4 (de)	2011-12-29	2017-08-02	Rolls-Royce North American Technologies, Inc.	Gasturbine und turbinenschaufel
US9091177B2 (en)	2012-03-14	2015-07-28	United Technologies Corporation	Shark-bite tip shelf cooling configuration
US9228442B2 (en) *	2012-04-05	2016-01-05	United Technologies Corporation	Turbine airfoil tip shelf and squealer pocket cooling
US9429027B2 (en)	2012-04-05	2016-08-30	United Technologies Corporation	Turbine airfoil tip shelf and squealer pocket cooling
US9284845B2 (en) *	2012-04-05	2016-03-15	United Technologies Corporation	Turbine airfoil tip shelf and squealer pocket cooling
US20140044557A1 (en) *	2012-08-09	2014-02-13	General Electric Company	Turbine blade and method for cooling the turbine blade
US9103217B2 (en) *	2012-10-31	2015-08-11	General Electric Company	Turbine blade tip with tip shelf diffuser holes
CN103883361B (zh) *	2012-12-20	2016-05-04	中航商用航空发动机有限责任公司	涡轮叶片
US9453419B2 (en) *	2012-12-28	2016-09-27	United Technologies Corporation	Gas turbine engine turbine blade tip cooling
JP6092661B2 (ja) *	2013-03-05	2017-03-08	三菱日立パワーシステムズ株式会社	ガスタービン翼
US9464528B2 (en)	2013-06-14	2016-10-11	Solar Turbines Incorporated	Cooled turbine blade with double compound angled holes and slots
FR3024749B1 (fr) *	2014-08-05	2016-07-22	Snecma	Baignoire de sommet d'aubes d'une turbine de turbomachine
US20160258302A1 (en) *	2015-03-05	2016-09-08	General Electric Company	Airfoil and method for managing pressure at tip of airfoil
WO2016164533A1 (en)	2015-04-08	2016-10-13	Horton, Inc.	Fan blade surface features
US10107108B2 (en)	2015-04-29	2018-10-23	General Electric Company	Rotor blade having a flared tip
EP3118413B1 (de) *	2015-06-24	2019-06-26	United Technologies Corporation	Turbinenschaufelspitzensockel- und -squealertaschenkühlung
US9885243B2 (en)	2015-10-27	2018-02-06	General Electric Company	Turbine bucket having outlet path in shroud
US10156145B2 (en) *	2015-10-27	2018-12-18	General Electric Company	Turbine bucket having cooling passageway
US10508554B2 (en)	2015-10-27	2019-12-17	General Electric Company	Turbine bucket having outlet path in shroud
US10436040B2 (en) *	2017-01-13	2019-10-08	Rolls-Royce Corporation	Airfoil with dual-wall cooling for a gas turbine engine
US10822103B2 (en) *	2017-02-10	2020-11-03	General Electric Company	Propulsor assembly for an aircraft
US10533429B2 (en) *	2017-02-27	2020-01-14	Rolls-Royce Corporation	Tip structure for a turbine blade with pressure side and suction side rails
JP2018150828A (ja) *	2017-03-10	2018-09-27	川崎重工業株式会社	タービン翼の冷却構造
US11319819B2 (en) *	2017-05-30	2022-05-03	Siemens Energy Global GmbH & Co. KG	Turbine blade with squealer tip and densified oxide dispersion strengthened layer
US10822959B2 (en) *	2017-06-15	2020-11-03	Raytheon Technologies Corporation	Blade tip cooling
US10968750B2 (en)	2018-09-04	2021-04-06	General Electric Company	Component for a turbine engine with a hollow pin
US11118462B2 (en) *	2019-01-24	2021-09-14	Pratt & Whitney Canada Corp.	Blade tip pocket rib
CN111022127B (zh) *	2019-11-29	2021-12-03	大连理工大学	一种涡轮叶片尾缘曲线式排气劈缝结构
US11371359B2 (en)	2020-11-26	2022-06-28	Pratt & Whitney Canada Corp.	Turbine blade for a gas turbine engine

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4497613A (en) *	1983-01-26	1985-02-05	General Electric Company	Tapered core exit for gas turbine bucket
US5261789A (en)	1992-08-25	1993-11-16	General Electric Company	Tip cooled blade
US6086328A (en) *	1998-12-21	2000-07-11	General Electric Company	Tapered tip turbine blade
US6190129B1 (en) *	1998-12-21	2001-02-20	General Electric Company	Tapered tip-rib turbine blade
US6059530A (en) *	1998-12-21	2000-05-09	General Electric Company	Twin rib turbine blade
US6164914A (en) *	1999-08-23	2000-12-26	General Electric Company	Cool tip blade
US6422821B1 (en) *	2001-01-09	2002-07-23	General Electric Company	Method and apparatus for reducing turbine blade tip temperatures

2001
- 2001-09-27 US US09/965,349 patent/US6554575B2/en not_active Expired - Lifetime
2002
- 2002-09-12 TW TW091120876A patent/TW558591B/zh not_active IP Right Cessation
- 2002-09-18 ES ES02256478T patent/ES2269615T3/es not_active Expired - Lifetime
- 2002-09-18 EP EP02256478A patent/EP1298285B1/de not_active Expired - Lifetime
- 2002-09-18 DE DE60213733T patent/DE60213733T2/de not_active Expired - Lifetime
- 2002-09-18 AT AT02256478T patent/ATE335917T1/de not_active IP Right Cessation
- 2002-09-26 KR KR1020020058296A patent/KR20030028393A/ko not_active Application Discontinuation
- 2002-09-26 JP JP2002280108A patent/JP4108427B2/ja not_active Expired - Fee Related
- 2002-09-26 RU RU2002125720/06A patent/RU2002125720A/ru not_active Application Discontinuation
- 2002-09-27 CN CN02142392A patent/CN1408988A/zh active Pending

Also Published As

Publication number	Publication date
EP1298285B1 (de)	2006-08-09
EP1298285A3 (de)	2004-11-24
DE60213733T2 (de)	2007-06-28
EP1298285A2 (de)	2003-04-02
KR20030028393A (ko)	2003-04-08
ATE335917T1 (de)	2006-09-15
RU2002125720A (ru)	2004-04-10
US6554575B2 (en)	2003-04-29
TW558591B (en)	2003-10-21
ES2269615T3 (es)	2007-04-01
JP4108427B2 (ja)	2008-06-25
US20030059304A1 (en)	2003-03-27
JP2003129802A (ja)	2003-05-08
CN1408988A (zh)	2003-04-09

Publication	Publication Date	Title
DE60213733D1 (de)	2006-09-21	Turbomaschinenschaufel mit versetzter Spitzenkante
EP1898051A3 (de)	2013-05-15	Gasturbinenschaufel mit Kühlung der Leitkante
SG134213A1 (en)	2007-08-29	Microcircuit cooling with an aspect ratio of unity
EP1548230A3 (de)	2006-07-26	Schaufel mit gestalteten Stegen an der Abströmkante
EP1873354A3 (de)	2010-12-22	Vorderkantenkühlung über Chevron-Streifen
EP1712738A3 (de)	2012-12-12	Bläsertriebwerkrotor mit niedriger Festigkeit
PL342077A1 (en)	2001-06-18	Compressor's vane in particular for a gas turbine engine
CA2480985A1 (en)	2005-05-20	Triple circuit turbine blade
EP1788192A3 (de)	2008-11-12	Gasturbinenrotorschaufel mit gekühlter Plattformkante und Kühlverfahren für eine Plattformleitkante
EP1057970A3 (de)	2002-10-30	Schaufelspitze mit Prallkühlung
EP1108856A3 (de)	2003-02-12	Turbinenschaufel mit unterschiedlich geneigten Filmkühlungsöffnungen
EP1022432A3 (de)	2002-07-10	Gekühlte Gasturbinenschaufel
EP1013880A3 (de)	2002-02-06	Turbinenschaufel mit gekühlter Plattform
EP1870561A3 (de)	2010-12-22	Kühlung der Leitkante einer Gasturbinenkomponente mittels gestaffelt angeordneten Turbulatoren
EP1197636A3 (de)	2003-12-10	Kühlung von Gasturbinenschaufeln
CA2569026A1 (en)	2006-03-30	Wall configuration of axial-flow machine, and gas turbine engine
EP1221538A3 (de)	2004-01-07	Gekühlte Turbinenleitschaufel
EP1302628A3 (de)	2006-07-05	Schaufelblatt mit kleinen Vertiefungen zur Verbesserung des Wärmeübertrages
EP1128024A3 (de)	2003-02-19	Rotorblatt für Gasturbinen
EP0939196A3 (de)	2001-01-10	Gasturbinenschaufel
DE60045333D1 (de)	2011-01-20	Kühlkreislauf für Gastubinenschaufeln
EP1314855A3 (de)	2004-09-01	Schaufel für ein Gasturbinentriebwerk
EP1961917A3 (de)	2011-12-21	Lokal eingerückte Hinterkanten-Wärmetransferanordnungen
EP1561900A3 (de)	2008-12-03	Kühlkreislauf für Turbinenschaufelplattform
EP1647672A3 (de)	2006-09-06	Schaufel mit prallgekühltem Übergang von grossem Krümmungsradius

Legal Events

Date	Code	Title	Description
2007-08-30	8364	No opposition during term of opposition