IT1284468B1 - Guarnizione a spazzola per turbomacchine - Google Patents

Guarnizione a spazzola per turbomacchine

Info

Publication number
IT1284468B1
IT1284468B1 IT96MI001383A ITMI961383A IT1284468B1 IT 1284468 B1 IT1284468 B1 IT 1284468B1 IT 96MI001383 A IT96MI001383 A IT 96MI001383A IT MI961383 A ITMI961383 A IT MI961383A IT 1284468 B1 IT1284468 B1 IT 1284468B1
Authority
IT
Italy
Prior art keywords
turbomachines
brush gasket
gasket
brush
Prior art date
Application number
IT96MI001383A
Other languages
English (en)
Inventor
Alfons Gail
Michel Uwe
Edgar Pfister
Thomas Miller
Lothar Reisinger
Original Assignee
Mtu Muenchen Gmbh
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 claimed from DE19527605A external-priority patent/DE19527605C2/de
Priority claimed from DE19527781A external-priority patent/DE19527781C1/de
Application filed by Mtu Muenchen Gmbh filed Critical Mtu Muenchen Gmbh
Publication of ITMI961383A0 publication Critical patent/ITMI961383A0/it
Publication of ITMI961383A1 publication Critical patent/ITMI961383A1/it
Application granted granted Critical
Publication of IT1284468B1 publication Critical patent/IT1284468B1/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/002—Sealings comprising at least two sealings in succession
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials
    • F16J15/3288—Filamentary structures, e.g. brush seals
    • 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
    • F05D2240/56—Brush seals

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing Devices (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT96MI001383A 1995-07-28 1996-07-05 Guarnizione a spazzola per turbomacchine IT1284468B1 (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19527605A DE19527605C2 (de) 1995-07-28 1995-07-28 Bürstendichtung für Turbomaschinen
DE19527781A DE19527781C1 (de) 1995-07-28 1995-07-28 Bürstendichtung für Turbomaschinen

Publications (3)

Publication Number Publication Date
ITMI961383A0 ITMI961383A0 (it) 1996-07-05
ITMI961383A1 ITMI961383A1 (it) 1998-01-05
IT1284468B1 true IT1284468B1 (it) 1998-05-21

Family

ID=26017223

Family Applications (1)

Application Number Title Priority Date Filing Date
IT96MI001383A IT1284468B1 (it) 1995-07-28 1996-07-05 Guarnizione a spazzola per turbomacchine

Country Status (6)

Country Link
US (2) US5752805A (it)
ES (1) ES2135309B1 (it)
FR (1) FR2737250B1 (it)
GB (1) GB2303671B (it)
IT (1) IT1284468B1 (it)
SE (1) SE510604C2 (it)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1284468B1 (it) * 1995-07-28 1998-05-21 Mtu Muenchen Gmbh Guarnizione a spazzola per turbomacchine
US6808179B1 (en) * 1998-07-31 2004-10-26 Concepts Eti, Inc. Turbomachinery seal
KR100600922B1 (ko) * 1999-02-09 2006-07-13 제너럴 일렉트릭 캄파니 시일과, 조합형 래버린스 및 브러시 시일을 형성하는 방법
US6293554B1 (en) * 1999-05-13 2001-09-25 General Electric Company Brush seal segment having bristle damping
US6499742B1 (en) * 2001-08-20 2002-12-31 General Electric Company Brush seal assembly and method of using brush seal assembly
US7931276B2 (en) * 2002-03-20 2011-04-26 United Technologies Corporation Brush seal
US6827350B2 (en) 2002-10-30 2004-12-07 General Electric Company Hybrid honeycomb and brush seal for steam gland
US7270333B2 (en) * 2002-11-27 2007-09-18 United Technologies Corporation Brush seal with adjustable clearance
DE10331601B4 (de) * 2003-07-12 2019-06-06 MTU Aero Engines AG Dichtungsanordnung und Verfahren zur Herstellung derselben
FR2865012B1 (fr) * 2004-01-12 2006-03-17 Snecma Moteurs Dispositif d'etancheite pour turbine haute-pression de turbomachine
US20080284107A1 (en) * 2004-05-04 2008-11-20 Flaherty Andrew L Ceramic Brush Seals
US20070235946A9 (en) * 2004-05-28 2007-10-11 Garrison Glenn M Air riding seal
EP1707856A1 (en) * 2005-04-01 2006-10-04 Cross Manufacturing Company (1938) Limited Brush seals
US20070140877A1 (en) * 2005-10-11 2007-06-21 Sanville Mark E Shutdown seal for reactor coolant pump
US7461847B2 (en) 2005-12-12 2008-12-09 Eaton Corporation Self centering, floating brush seal assembly
US7780399B1 (en) 2006-01-12 2010-08-24 Stein Seal Company Reverse pressure double dam face seal
GB0615383D0 (en) * 2006-08-03 2006-09-13 Rolls Royce Plc Fluid calming member
FR2918144B1 (fr) * 2007-06-29 2009-11-06 Snecma Sa Joint a brosse dynamique.
US7932633B2 (en) 2008-10-22 2011-04-26 General Electric Company Apparatus for transferring energy using power electronics and machine inductance and method of manufacturing same
US8080973B2 (en) 2008-10-22 2011-12-20 General Electric Company Apparatus for energy transfer using converter and method of manufacturing same
US8444371B2 (en) * 2010-04-09 2013-05-21 General Electric Company Axially-oriented cellular seal structure for turbine shrouds and related method
US8382120B2 (en) * 2010-08-31 2013-02-26 General Electric Company Method and apparatus for compliant plate seals
US9290097B2 (en) 2010-11-05 2016-03-22 Robert Louis Steigerwald Apparatus for transferring energy using onboard power electronics with high-frequency transformer isolation and method of manufacturing same
EP2481886A1 (de) * 2011-01-28 2012-08-01 Siemens Aktiengesellschaft Bürstendichtung mit Hinterschneidung
EP2505881A1 (de) * 2011-03-30 2012-10-03 Siemens Aktiengesellschaft Bürstendichtung für hohe Druckdifferenzen
US20120326393A1 (en) 2011-06-27 2012-12-27 General Electric Company Brush seal
US9528384B2 (en) * 2011-06-27 2016-12-27 General Electric Company Brush seal
US8657298B2 (en) 2011-08-15 2014-02-25 General Electric Company Brush seal with backing plate tooth
ITCO20110058A1 (it) 2011-12-05 2013-06-06 Nuovo Pignone Spa Turbomacchina
US9938845B2 (en) * 2013-02-26 2018-04-10 Rolls-Royce Corporation Gas turbine engine vane end devices
DE102013213386B3 (de) * 2013-07-09 2014-08-14 MTU Aero Engines AG Strömungsmaschinen-Keramikbauteil
WO2015005972A1 (en) * 2013-07-11 2015-01-15 United Technologies Corporation Stationary non-rotating brush seals
CN103603696A (zh) * 2013-09-09 2014-02-26 张建华 新型布莱登刷式汽封
US9587505B2 (en) 2013-12-05 2017-03-07 General Electric Company L brush seal for turbomachinery application
US9322287B2 (en) 2014-06-03 2016-04-26 General Electric Company Brush seal for turbine
WO2016151351A1 (en) 2015-03-20 2016-09-29 Carrier Corporation Heat and dust shield
EP3069911B1 (en) 2015-03-20 2019-10-09 Carrier Corporation Heat deflector for tractor-trailer refrigeration system
US10563771B2 (en) * 2016-04-07 2020-02-18 United Technologies Corporation Wire mesh brush seal windage cover
CN106677835A (zh) * 2017-03-21 2017-05-17 江苏透平电力技术有限公司 一种新型工业型燃气轮机刷子气封及其制造方法
RU2705103C1 (ru) * 2019-04-05 2019-11-05 Публичное акционерное общество "ОДК - Уфимское моторостроительное производственное объединение" (ПАО "ОДК - УМПО") Щеточное уплотнение турбомашины
CN114991883B (zh) * 2022-05-24 2023-08-11 中国科学院工程热物理研究所 一种径向多层刷丝刷式密封结构

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1450553A (en) * 1973-11-23 1976-09-22 Rolls Royce Seals and a method of manufacture thereof
DE3425162A1 (de) * 1984-07-07 1986-01-16 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Dichtung zwischen zwei maschinenteilen
DE3606283A1 (de) * 1985-07-31 1987-02-12 Mtu Muenchen Gmbh Buerstendichtung
DE3907614C2 (de) * 1988-01-29 2000-08-03 Mtu Muenchen Gmbh Bürstendichtung
GB9020317D0 (en) * 1990-09-18 1990-10-31 Cross Mfg Co Sealing devices
US5106104A (en) * 1990-10-11 1992-04-21 General Electric Company Constant pressure drop multiple stage brush seal
GB9103459D0 (en) * 1991-02-19 1991-04-03 Cross Mfg Co Brush seal assembly
US5201530A (en) * 1991-10-18 1993-04-13 United Technologies Corporation Multi-layered brush seal
US5318309A (en) * 1992-05-11 1994-06-07 General Electric Company Brush seal
US5568931A (en) * 1992-08-20 1996-10-29 General Electric Company Brush seal
US5308088A (en) * 1992-08-20 1994-05-03 General Electric Company Brush seal with flexible backing plate
US5474306A (en) * 1992-11-19 1995-12-12 General Electric Co. Woven seal and hybrid cloth-brush seals for turbine applications
GB9317083D0 (en) * 1993-08-17 1993-09-29 Rolls Royce Plc A brush seal
FR2724412B1 (fr) * 1994-09-14 1996-10-25 Snecma Aube de turbomachine en materiau composite munie d'un joint d'etancheite et son procede de realisation
IT1284468B1 (it) * 1995-07-28 1998-05-21 Mtu Muenchen Gmbh Guarnizione a spazzola per turbomacchine
DE19529655C2 (de) * 1995-08-11 1999-04-22 Mtu Muenchen Gmbh Bürstendichtung für Turbomaschinen

Also Published As

Publication number Publication date
SE9602722D0 (sv) 1996-07-09
ES2135309B1 (es) 2000-05-01
ES2135309A1 (es) 1999-10-16
US6077038A (en) 2000-06-20
FR2737250B1 (fr) 1999-05-14
GB2303671B (en) 1999-06-16
SE9602722L (sv) 1997-01-29
ITMI961383A0 (it) 1996-07-05
FR2737250A1 (fr) 1997-01-31
ITMI961383A1 (it) 1998-01-05
SE510604C2 (sv) 1999-06-07
US5752805A (en) 1998-05-19
GB9615868D0 (en) 1996-09-11
GB2303671A (en) 1997-02-26

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Legal Events

Date Code Title Description
0001 Granted