EP0889202A3 - Connexion - Google Patents

Connexion Download PDF

Info

Publication number
EP0889202A3
EP0889202A3 EP98810411A EP98810411A EP0889202A3 EP 0889202 A3 EP0889202 A3 EP 0889202A3 EP 98810411 A EP98810411 A EP 98810411A EP 98810411 A EP98810411 A EP 98810411A EP 0889202 A3 EP0889202 A3 EP 0889202A3
Authority
EP
European Patent Office
Prior art keywords
joining partners
joining
cylindrical
flat
conical surface
Prior art date
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.)
Granted
Application number
EP98810411A
Other languages
German (de)
English (en)
Other versions
EP0889202A2 (fr
EP0889202B1 (fr
Inventor
Joachim Dr. Krautzig
Hans Dr. Wettstein
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 Switzerland GmbH
Original Assignee
ABB Asea Brown Boveri Ltd
Asea Brown Boveri AB
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.)
Filing date
Publication date
Application filed by ABB Asea Brown Boveri Ltd, Asea Brown Boveri AB filed Critical ABB Asea Brown Boveri Ltd
Publication of EP0889202A2 publication Critical patent/EP0889202A2/fr
Publication of EP0889202A3 publication Critical patent/EP0889202A3/fr
Application granted granted Critical
Publication of EP0889202B1 publication Critical patent/EP0889202B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T403/00—Joints and connections
    • Y10T403/21—Utilizing thermal characteristic, e.g., expansion or contraction, etc.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Connection Of Plates (AREA)
EP98810411A 1997-07-02 1998-05-07 Connexion Expired - Lifetime EP0889202B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19728085 1997-07-02
DE19728085A DE19728085A1 (de) 1997-07-02 1997-07-02 Fügeverbindung zwischen zwei Fügepartnern sowie deren Verwendung

Publications (3)

Publication Number Publication Date
EP0889202A2 EP0889202A2 (fr) 1999-01-07
EP0889202A3 true EP0889202A3 (fr) 2000-02-02
EP0889202B1 EP0889202B1 (fr) 2004-02-25

Family

ID=7834319

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98810411A Expired - Lifetime EP0889202B1 (fr) 1997-07-02 1998-05-07 Connexion

Country Status (5)

Country Link
US (1) US6106188A (fr)
EP (1) EP0889202B1 (fr)
JP (1) JPH1172106A (fr)
CN (1) CN1132994C (fr)
DE (2) DE19728085A1 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19728345A1 (de) * 1997-07-03 1999-01-07 Asea Brown Boveri Kraft- und formschlüssige Verbindung von rotierenden Bauteilen
US6033185A (en) * 1998-09-28 2000-03-07 General Electric Company Stress relieved dovetail
US6183202B1 (en) * 1999-04-30 2001-02-06 General Electric Company Stress relieved blade support
ES2390397T3 (es) 1999-10-21 2012-11-12 Technolas Perfect Vision Gmbh Perfil corneal personalizado
KR100649580B1 (ko) * 2003-12-15 2006-11-28 삼성전기주식회사 스핀코팅에 의한 적층세라믹 커패시터의 제조방법 및적층세라믹 커패시터
US7156612B2 (en) * 2005-04-05 2007-01-02 Pratt & Whitney Canada Corp. Spigot arrangement for a split impeller
EP1882084A4 (fr) * 2005-05-12 2013-06-26 Gen Electric Coupe arriere d'ailette/disque en queue d'aronde destinee a reduire les contraintes d'ailette/disque (9fa+e, etape 2)
JP4870754B2 (ja) * 2005-05-12 2012-02-08 ゼネラル・エレクトリック・カンパニイ 動翼／ディスク（７ＦＡ＋ｅ、第２段）の応力を低減するための動翼／ディスクダブテールバックカット
US7594799B2 (en) * 2006-09-13 2009-09-29 General Electric Company Undercut fillet radius for blade dovetails
US8651820B2 (en) * 2010-07-14 2014-02-18 General Electric Company Dovetail connection for turbine rotating blade and rotor wheel
EP2546465A1 (fr) 2011-07-14 2013-01-16 Siemens Aktiengesellschaft Pied d'aube, aube, disque de rotor et ensemble de turbomachine associés
US9359905B2 (en) 2012-02-27 2016-06-07 Solar Turbines Incorporated Turbine engine rotor blade groove
US9366151B2 (en) 2012-05-07 2016-06-14 General Electric Company System and method for covering a blade mounting region of turbine blades
US20140119821A1 (en) * 2012-10-30 2014-05-01 Jeffrey Lee Bertelsen Insert slot and method of forming an insert slot in a rotary hand slip
US20140260321A1 (en) * 2013-03-15 2014-09-18 United Technologies Corporation Gas turbine engine static structure joint with undercuts
KR101398985B1 (ko) * 2013-03-26 2014-05-27 주식회사 일진글로벌 테이퍼 롤러 휠 베어링 조립체
EP2860361B1 (fr) 2013-10-08 2017-03-01 MTU Aero Engines GmbH Support d'élément et turbomachine
GB201416505D0 (en) 2014-09-18 2014-11-05 Rolls Royce Plc Gas turbine engine
US10125785B2 (en) * 2015-10-16 2018-11-13 Pratt & Whitney Reduced stress rotor interface
AT517878B1 (de) * 2015-11-06 2017-11-15 Ge Jenbacher Gmbh & Co Og Pleuel
US10190598B2 (en) * 2016-02-18 2019-01-29 Pratt & Whitney Canada Corp. Intermittent spigot joint for gas turbine engine casing connection
FR3091552B1 (fr) * 2019-01-09 2021-05-21 Safran Aircraft Engines Alvéole de disque de rotor destiné à recevoir une aube de turbomachine
FR3091553B1 (fr) * 2019-01-09 2021-04-02 Safran Aircraft Engines Aube destinée à être montée sur un disque de rotor d’une turbomachine
CN110030237A (zh) * 2019-04-22 2019-07-19 江苏荣耀天翃航空科技有限公司 一种碳纤维型材及碳纤维型材的榫卯结构组件
US11578607B2 (en) * 2020-12-15 2023-02-14 Pratt & Whitney Canada Corp. Airfoil having a spline fillet
DE102022202368A1 (de) * 2022-03-10 2023-09-14 Siemens Energy Global GmbH & Co. KG Nutdesign einer Scheibe für eine Turbinenschaufel, Rotor und ein Verfahren

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59113206A (ja) * 1982-12-20 1984-06-29 Hitachi Ltd タ−ボ機械のブレ−ド取付構造
EP0478234A1 (fr) * 1990-09-27 1992-04-01 General Electric Company Fixation d'aube de rotor avec fente déchargée de constraintes
JPH0777008A (ja) * 1993-09-09 1995-03-20 Mitsubishi Heavy Ind Ltd タービンの翼溝構造
EP0705959A2 (fr) * 1994-10-01 1996-04-10 ABB Management AG Configuration du pied d'aube de turbomachine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2729422A (en) * 1951-04-06 1956-01-03 Maschf Augsburg Nuernberg Ag Shaped article of ceramic material
GB779059A (en) * 1954-07-15 1957-07-17 Rolls Royce Improvements in or relating to axial-flow fluid machines, for example compressors orturbines of gas-turbine engines
US3045968A (en) * 1959-12-10 1962-07-24 Gen Motors Corp Fir tree blade mount
DE2242448A1 (de) * 1972-08-29 1974-03-07 Motoren Turbinen Union Laufrad fuer stroemungsmaschine
US4191509A (en) * 1977-12-27 1980-03-04 United Technologies Corporation Rotor blade attachment
US4304523A (en) * 1980-06-23 1981-12-08 General Electric Company Means and method for securing a member to a structure
DE3133158C1 (de) * 1981-08-21 1982-12-16 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Pressflaechen-Zwischenlage aus Metall und Verfahren zur Herstellung derselben
US4692976A (en) * 1985-07-30 1987-09-15 Westinghouse Electric Corp. Method of making scalable side entry turbine blade roots
US4824328A (en) * 1987-05-22 1989-04-25 Westinghouse Electric Corp. Turbine blade attachment
GB2238581B (en) * 1989-11-30 1994-01-12 Rolls Royce Plc Improved attachment of a gas turbine engine blade to a turbine rotor disc
US5160242A (en) * 1991-05-31 1992-11-03 Westinghouse Electric Corp. Freestanding mixed tuned steam turbine blade
DE4215050C2 (de) * 1992-05-07 1997-07-17 Audi Ag Vorrichtung an zumindest zwei benachbart auf einer Achse oder Welle dreh- oder schwenkbar zu lagernden metallischen Bauteilen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59113206A (ja) * 1982-12-20 1984-06-29 Hitachi Ltd タ−ボ機械のブレ−ド取付構造
EP0478234A1 (fr) * 1990-09-27 1992-04-01 General Electric Company Fixation d'aube de rotor avec fente déchargée de constraintes
JPH0777008A (ja) * 1993-09-09 1995-03-20 Mitsubishi Heavy Ind Ltd タービンの翼溝構造
EP0705959A2 (fr) * 1994-10-01 1996-04-10 ABB Management AG Configuration du pied d'aube de turbomachine

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 008, no. 230 (M - 333) 23 October 1984 (1984-10-23) *
PATENT ABSTRACTS OF JAPAN vol. 1995, no. 06 31 July 1995 (1995-07-31) *

Also Published As

Publication number Publication date
EP0889202A2 (fr) 1999-01-07
CN1132994C (zh) 2003-12-31
JPH1172106A (ja) 1999-03-16
US6106188A (en) 2000-08-22
EP0889202B1 (fr) 2004-02-25
DE59810818D1 (de) 2004-04-01
CN1206075A (zh) 1999-01-27
DE19728085A1 (de) 1999-01-07

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