IN2015DN02789A - - Google Patents

Info

Publication number
IN2015DN02789A
IN2015DN02789A IN2789DEN2015A IN2015DN02789A IN 2015DN02789 A IN2015DN02789 A IN 2015DN02789A IN 2789DEN2015 A IN2789DEN2015 A IN 2789DEN2015A IN 2015DN02789 A IN2015DN02789 A IN 2015DN02789A
Authority
IN
India
Prior art keywords
adjacent
sealing band
seal strip
seal
annular gap
Prior art date
Application number
Other languages
English (en)
Inventor
Brian D Nereim
Rebecca L Kendall
Piyush Sane
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of IN2015DN02789A publication Critical patent/IN2015DN02789A/en

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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • 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
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • 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
    • F05D2240/55—Seals

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)
IN2789DEN2015 2012-11-01 2013-10-15 IN2015DN02789A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/665,952 US9200519B2 (en) 2012-11-01 2012-11-01 Belly band seal with underlapping ends
PCT/US2013/064907 WO2014070438A1 (fr) 2012-11-01 2013-10-15 Joint d'étanchéité à bande ventrale avec extrémités à chevauchement par en dessous

Publications (1)

Publication Number Publication Date
IN2015DN02789A true IN2015DN02789A (fr) 2015-09-04

Family

ID=49956343

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2789DEN2015 IN2015DN02789A (fr) 2012-11-01 2013-10-15

Country Status (8)

Country Link
US (1) US9200519B2 (fr)
EP (1) EP2914814B1 (fr)
JP (1) JP6072930B2 (fr)
CN (1) CN104755701B (fr)
IN (1) IN2015DN02789A (fr)
RU (1) RU2629103C2 (fr)
SA (1) SA515360331B1 (fr)
WO (1) WO2014070438A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9347322B2 (en) * 2012-11-01 2016-05-24 Siemens Aktiengesellschaft Gas turbine including belly band seal anti-rotation device
US9808889B2 (en) * 2014-01-15 2017-11-07 Siemens Energy, Inc. Gas turbine including sealing band and anti-rotation device
US10208612B2 (en) * 2013-03-08 2019-02-19 Siemens Energy, Inc. Gas turbine sealing band arrangement having an underlap seal
EP2907977A1 (fr) * 2014-02-14 2015-08-19 Siemens Aktiengesellschaft Composant pouvant être alimenté par un gaz chaud pour une turbine à gaz et système d'étanchéité doté d'un tel composant
US9631507B2 (en) * 2014-07-14 2017-04-25 Siemens Energy, Inc. Gas turbine sealing band arrangement having a locking pin
US9915159B2 (en) 2014-12-18 2018-03-13 General Electric Company Ceramic matrix composite nozzle mounted with a strut and concepts thereof
US9845698B2 (en) * 2015-06-24 2017-12-19 Siemens Energy, Inc. Belly band seal with anti-rotation structure
US10161257B2 (en) 2015-10-20 2018-12-25 General Electric Company Turbine slotted arcuate leaf seal
US10215043B2 (en) 2016-02-24 2019-02-26 United Technologies Corporation Method and device for piston seal anti-rotation

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5260506U (fr) * 1975-10-31 1977-05-02
US5320488A (en) 1993-01-21 1994-06-14 General Electric Company Turbine disk interstage seal anti-rotation system
US5456576A (en) * 1994-08-31 1995-10-10 United Technologies Corporation Dynamic control of tip clearance
JP2941698B2 (ja) 1995-11-10 1999-08-25 三菱重工業株式会社 ガスタービンロータ
US5882012A (en) * 1995-11-30 1999-03-16 Ntn Corporation Oil seal ring
JPH10103013A (ja) * 1996-09-30 1998-04-21 Toshiba Corp ガスタービンシュラウド構造
EP0921273B1 (fr) 1997-06-11 2003-12-03 Mitsubishi Heavy Industries, Ltd. Rotor pour turbines a gaz
JP3477347B2 (ja) 1997-07-30 2003-12-10 三菱重工業株式会社 ガスタービン段間部シール装置
JP3643692B2 (ja) 1998-03-02 2005-04-27 三菱重工業株式会社 回転機械のシール装置
FR2829796B1 (fr) * 2001-09-20 2003-12-12 Snecma Moteurs Dispositif de maintien des joints de plates-formes de secteurs de distributeur de turbomachine a lamelles d'etancheite
JP4822716B2 (ja) * 2005-02-07 2011-11-24 三菱重工業株式会社 シール構造を備えたガスタービン
US7470113B2 (en) 2006-06-22 2008-12-30 United Technologies Corporation Split knife edge seals
JP2008031870A (ja) * 2006-07-26 2008-02-14 Mitsubishi Heavy Ind Ltd ガスタービンのシール構造
US7581931B2 (en) 2006-10-13 2009-09-01 Siemens Energy, Inc. Gas turbine belly band seal anti-rotation structure
US20090191050A1 (en) 2008-01-24 2009-07-30 Siemens Power Generation, Inc. Sealing band having bendable tang with anti-rotation in a turbine and associated methods
US8376697B2 (en) 2008-09-25 2013-02-19 Siemens Energy, Inc. Gas turbine sealing apparatus
US8511982B2 (en) * 2008-11-24 2013-08-20 Alstom Technology Ltd. Compressor vane diaphragm
KR101105402B1 (ko) 2009-09-30 2012-01-17 한국전력공사 용접비드 방식을 적용한 가스터빈 디스크 밀봉밴드
US8348280B2 (en) * 2010-10-22 2013-01-08 General Electric Company Seal apparatus
GB201109143D0 (en) * 2011-06-01 2011-07-13 Rolls Royce Plc Flap seal spring and sealing apparatus
US9017015B2 (en) * 2011-10-27 2015-04-28 General Electric Company Turbomachine including an inner-to-outer turbine casing seal assembly and method

Also Published As

Publication number Publication date
EP2914814B1 (fr) 2016-12-28
RU2015115973A (ru) 2016-12-20
JP2015533995A (ja) 2015-11-26
US9200519B2 (en) 2015-12-01
US20140119899A1 (en) 2014-05-01
RU2629103C2 (ru) 2017-08-24
JP6072930B2 (ja) 2017-02-01
CN104755701B (zh) 2016-11-16
SA515360331B1 (ar) 2017-03-20
EP2914814A1 (fr) 2015-09-09
WO2014070438A1 (fr) 2014-05-08
CN104755701A (zh) 2015-07-01

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