JP2003106102A5 - - Google Patents

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Publication number
JP2003106102A5
JP2003106102A5 JP2002247940A JP2002247940A JP2003106102A5 JP 2003106102 A5 JP2003106102 A5 JP 2003106102A5 JP 2002247940 A JP2002247940 A JP 2002247940A JP 2002247940 A JP2002247940 A JP 2002247940A JP 2003106102 A5 JP2003106102 A5 JP 2003106102A5
Authority
JP
Japan
Prior art keywords
disk
blade
dovetail
rotor
pair
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
JP2002247940A
Other languages
English (en)
Japanese (ja)
Other versions
JP4304263B2 (ja
JP2003106102A (ja
Filing date
Publication date
Priority claimed from US09/943,528 external-priority patent/US6592330B2/en
Application filed filed Critical
Publication of JP2003106102A publication Critical patent/JP2003106102A/ja
Publication of JP2003106102A5 publication Critical patent/JP2003106102A5/ja
Application granted granted Critical
Publication of JP4304263B2 publication Critical patent/JP4304263B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

JP2002247940A 2001-08-30 2002-08-28 非平行ダブテール面の製作方法及びダブテール組立体 Expired - Fee Related JP4304263B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/943,528 US6592330B2 (en) 2001-08-30 2001-08-30 Method and apparatus for non-parallel turbine dovetail-faces
US09/943528 2001-08-30

Publications (3)

Publication Number Publication Date
JP2003106102A JP2003106102A (ja) 2003-04-09
JP2003106102A5 true JP2003106102A5 (cg-RX-API-DMAC7.html) 2005-11-04
JP4304263B2 JP4304263B2 (ja) 2009-07-29

Family

ID=25479817

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002247940A Expired - Fee Related JP4304263B2 (ja) 2001-08-30 2002-08-28 非平行ダブテール面の製作方法及びダブテール組立体

Country Status (6)

Country Link
US (1) US6592330B2 (cg-RX-API-DMAC7.html)
EP (1) EP1288440B1 (cg-RX-API-DMAC7.html)
JP (1) JP4304263B2 (cg-RX-API-DMAC7.html)
BR (1) BR0203418B1 (cg-RX-API-DMAC7.html)
CA (1) CA2398316C (cg-RX-API-DMAC7.html)
MX (1) MXPA02008336A (cg-RX-API-DMAC7.html)

Families Citing this family (24)

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US6745622B2 (en) * 2002-10-31 2004-06-08 General Electric Company Apparatus and method for inspecting dovetail slot width for gas turbine engine disk
US7156621B2 (en) 2004-05-14 2007-01-02 Pratt & Whitney Canada Corp. Blade fixing relief mismatch
US7387494B2 (en) * 2005-04-28 2008-06-17 General Electric Company Finger dovetail attachment between a turbine rotor wheel and bucket for stress reduction
US20080232972A1 (en) * 2007-03-23 2008-09-25 Richard Bouchard Blade fixing for a blade in a gas turbine engine
US20090208339A1 (en) * 2008-02-15 2009-08-20 United Technologies Corporation Blade root stress relief
US8167566B2 (en) * 2008-12-31 2012-05-01 General Electric Company Rotor dovetail hook-to-hook fit
JP5322664B2 (ja) * 2009-01-14 2013-10-23 株式会社東芝 蒸気タービン及びその冷却方法
US20100278652A1 (en) * 2009-04-29 2010-11-04 General Electric Company Tangential entry dovetail cantilever load sharing
US8925201B2 (en) * 2009-06-29 2015-01-06 Pratt & Whitney Canada Corp. Method and apparatus for providing rotor discs
US8708656B2 (en) 2010-05-25 2014-04-29 Pratt & Whitney Canada Corp. Blade fixing design for protecting against low speed rotation induced wear
US8911283B2 (en) * 2010-08-06 2014-12-16 Saint-Gobain Abrasives, Inc. Abrasive tool and a method for finishing complex shapes in workpieces
EP2546465A1 (en) * 2011-07-14 2013-01-16 Siemens Aktiengesellschaft Blade root, corresponding blade, rotor disc, and turbomachine assembly
US10107114B2 (en) 2011-12-07 2018-10-23 United Technologies Corporation Rotor with relief features and one-sided load slots
US10309232B2 (en) * 2012-02-29 2019-06-04 United Technologies Corporation Gas turbine engine with stage dependent material selection for blades and disk
US10633985B2 (en) * 2012-06-25 2020-04-28 General Electric Company System having blade segment with curved mounting geometry
US9828865B2 (en) 2012-09-26 2017-11-28 United Technologies Corporation Turbomachine rotor groove
CN103397912B (zh) * 2013-08-19 2015-07-15 中国航空动力机械研究所 涡轮发动机转子叶片及涡轮和涡轮发动机
US9732620B2 (en) 2013-09-26 2017-08-15 United Technologies Corporation Snap in platform damper and seal assembly for a gas turbine engine
US20160222795A1 (en) * 2013-10-23 2016-08-04 United Technologies Corporation Turbine Airfoil Cooling Core Exit
US9863257B2 (en) 2015-02-04 2018-01-09 United Technologies Corporation Additive manufactured inseparable platform damper and seal assembly for a gas turbine engine
EP3093441B1 (en) * 2015-05-12 2019-07-10 Ansaldo Energia Switzerland AG Turbo engine rotor comprising a blade-shaft connection, and blade for said rotor
WO2017033226A1 (ja) * 2015-08-21 2017-03-02 三菱重工コンプレッサ株式会社 蒸気タービン
US20190195072A1 (en) * 2017-12-22 2019-06-27 Rolls-Royce North American Technologies Inc. Turbine rotor disc having multiple rims
CN111255526A (zh) * 2020-03-09 2020-06-09 北京南方斯奈克玛涡轮技术有限公司 一种枞树型盘榫连接装置

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US3045968A (en) * 1959-12-10 1962-07-24 Gen Motors Corp Fir tree blade mount
US4191509A (en) * 1977-12-27 1980-03-04 United Technologies Corporation Rotor blade attachment
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
US5123813A (en) * 1991-03-01 1992-06-23 General Electric Company Apparatus for preloading an airfoil blade in a gas turbine engine
US5147180A (en) * 1991-03-21 1992-09-15 Westinghouse Electric Corp. Optimized blade root profile for steam turbine blades
US5183389A (en) 1992-01-30 1993-02-02 General Electric Company Anti-rock blade tang
US5310317A (en) 1992-08-11 1994-05-10 General Electric Company Quadra-tang dovetail blade
DE4324960A1 (de) * 1993-07-24 1995-01-26 Mtu Muenchen Gmbh Laufrad einer Turbomaschine, insbesondere einer Turbine eines Gasturbinentriebwerks
US5480285A (en) * 1993-08-23 1996-01-02 Westinghouse Electric Corporation Steam turbine blade
US5622475A (en) 1994-08-30 1997-04-22 General Electric Company Double rabbet rotor blade retention assembly
US5494408A (en) 1994-10-12 1996-02-27 General Electric Co. Bucket to wheel dovetail design for turbine rotors
US5511945A (en) * 1994-10-31 1996-04-30 Solar Turbines Incorporated Turbine motor and blade interface cooling system
GB9606963D0 (en) * 1996-04-02 1996-06-05 Rolls Royce Plc A root attachment for a turbomachine blade
US6019580A (en) * 1998-02-23 2000-02-01 Alliedsignal Inc. Turbine blade attachment stress reduction rings

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