AT507421T - Blade seal for turboma machine - Google Patents

Blade seal for turboma machine

Info

Publication number
AT507421T
AT507421T AT09156147T AT09156147T AT507421T AT 507421 T AT507421 T AT 507421T AT 09156147 T AT09156147 T AT 09156147T AT 09156147 T AT09156147 T AT 09156147T AT 507421 T AT507421 T AT 507421T
Authority
AT
Austria
Prior art keywords
blade seal
turboma
machine
turboma machine
blade
Prior art date
Application number
AT09156147T
Other languages
German (de)
Inventor
Sven Olmes
Jonas Hurter
Original Assignee
Alstom Technology Ltd
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
Priority to CH4592008 priority Critical
Application filed by Alstom Technology Ltd filed Critical Alstom Technology Ltd
Publication of AT507421T publication Critical patent/AT507421T/en

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J15/00Sealings
    • F16J15/16Sealings between relatively-moving surfaces
    • F16J15/32Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3292Lamellar structures
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16JPISTONS; CYLINDERS; SEALINGS
    • F16J15/00Sealings
    • F16J15/16Sealings between relatively-moving surfaces
    • F16J15/32Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3216Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip supported in a direction parallel to the surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00Components
    • F05D2240/55Seals
    • F05D2240/56Brush seals
AT09156147T 2008-03-28 2009-03-25 Blade seal for turboma machine AT507421T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CH4592008 2008-03-28

Publications (1)

Publication Number Publication Date
AT507421T true AT507421T (en) 2011-05-15

Family

ID=39587980

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09156147T AT507421T (en) 2008-03-28 2009-03-25 Blade seal for turboma machine

Country Status (5)

Country Link
US (1) US20090243221A1 (en)
EP (1) EP2105640B1 (en)
JP (1) JP5399112B2 (en)
AT (1) AT507421T (en)
CA (1) CA2660265C (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2607700A1 (en) * 2006-11-03 2008-05-03 General Electric Company Mechanical sealing system and method for rotary machines
GB2461506B (en) 2008-06-30 2010-08-25 Rolls Royce Plc A seal arrangement
GB0922074D0 (en) 2009-12-18 2010-02-03 Rolls Royce Plc A leaf seal assembly
US8317464B2 (en) * 2010-02-16 2012-11-27 General Electric Company Reverse flow tolerant spring activated brush seal
GB201113590D0 (en) * 2011-08-08 2011-09-21 Rolls Royce Plc Leaf seal
GB201113691D0 (en) * 2011-08-09 2011-09-21 Rolls Royce Plc Leaf seal
JP5804893B2 (en) * 2011-10-26 2015-11-04 三菱重工業株式会社 Shaft seal device and rotary machine equipped with the same
JP5931450B2 (en) * 2012-01-13 2016-06-08 三菱重工業株式会社 Shaft seal device and rotary machine equipped with the same
GB201202104D0 (en) * 2012-02-08 2012-03-21 Rolls Royce Plc Leaf seal
JP5567077B2 (en) * 2012-08-23 2014-08-06 三菱重工業株式会社 Rotating machine
JP6131177B2 (en) * 2013-12-03 2017-05-17 三菱重工業株式会社 Seal structure and rotating machine
WO2015147967A1 (en) * 2014-03-27 2015-10-01 United Technologies Corporation Gas turbine engine and seal assembly therefore
US20170370476A1 (en) * 2015-01-27 2017-12-28 Mitsubishi Hitachi Power Systems, Ltd. Rotary machine

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0097800B1 (en) * 1982-06-25 1989-03-08 MAN Gutehoffnungshütte Aktiengesellschaft Shaft seal with magnetically adjusted sealing clearance
GB8907695D0 (en) * 1989-04-05 1989-05-17 Cross Mfg Co Seals
GB9020317D0 (en) * 1990-09-18 1990-10-31 Cross Mfg Co Sealing devices
US5997004A (en) * 1996-10-22 1999-12-07 Flowserve Management Company Hybrid floating brush seal
GB9801864D0 (en) * 1998-01-30 1998-03-25 Rolls Royce Plc A seal arrangement
GB2336408B (en) * 1998-04-17 2002-07-24 Rolls Royce Plc A seal arrangement
JP3692300B2 (en) 1998-07-13 2005-09-07 三菱重工業株式会社 Shaft seal and turbine using the same
US6139019A (en) * 1999-03-24 2000-10-31 General Electric Company Seal assembly and rotary machine containing such seal
US6244599B1 (en) * 1999-04-28 2001-06-12 Flowserve Management Company Floating brush seal
JP3616016B2 (en) * 2000-04-28 2005-02-02 三菱重工業株式会社 Shaft seal mechanism and gas turbine
CA2359933C (en) 2001-02-08 2006-03-14 Mitsubishi Heavy Industries, Ltd. Shaft seal and gas turbine
US6550777B2 (en) * 2001-06-19 2003-04-22 General Electric Company Split packing ring segment for a brush seal insert in a rotary machine
JP4157288B2 (en) * 2001-09-28 2008-10-01 イーグル・エンジニアリング・エアロスペース株式会社 Plate brush seal
JP3593082B2 (en) * 2001-10-09 2004-11-24 三菱重工業株式会社 Shaft seal mechanism and turbine
GB2411931A (en) * 2004-03-08 2005-09-14 Alstom Technology Ltd A leaf seal arrangement
DE102004020378A1 (en) * 2004-04-23 2005-11-10 Alstom Technology Ltd Lamella seal, in particular for a gas turbine, and method for its production
GB0417613D0 (en) 2004-08-07 2004-09-08 Rolls Royce Plc A leaf seal arrangement
JP3917993B2 (en) 2004-08-10 2007-05-23 三菱重工業株式会社 A shaft seal mechanism, a structure for attaching the shaft seal mechanism to a stator, and a turbine including these.
US7413194B2 (en) * 2004-10-28 2008-08-19 Rolls-Royce Plc Pressure balanced annular seal
US7976026B2 (en) * 2007-04-30 2011-07-12 General Electric Company Methods and apparatus to facilitate sealing in rotary machines
US7744092B2 (en) * 2007-04-30 2010-06-29 General Electric Company Methods and apparatus to facilitate sealing in rotary machines
US8333551B2 (en) * 2007-09-28 2012-12-18 General Electric Company Embedded fiber optic sensing device and method
US8317464B2 (en) * 2010-02-16 2012-11-27 General Electric Company Reverse flow tolerant spring activated brush seal

Also Published As

Publication number Publication date
EP2105640A1 (en) 2009-09-30
JP5399112B2 (en) 2014-01-29
CA2660265A1 (en) 2009-09-28
US20090243221A1 (en) 2009-10-01
CA2660265C (en) 2016-03-01
JP2009243685A (en) 2009-10-22
EP2105640B1 (en) 2011-04-27

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