EP1149985A3 - Structure de virole métallique - Google Patents

Structure de virole métallique Download PDF

Info

Publication number
EP1149985A3
EP1149985A3 EP01110386A EP01110386A EP1149985A3 EP 1149985 A3 EP1149985 A3 EP 1149985A3 EP 01110386 A EP01110386 A EP 01110386A EP 01110386 A EP01110386 A EP 01110386A EP 1149985 A3 EP1149985 A3 EP 1149985A3
Authority
EP
European Patent Office
Prior art keywords
wall
hollow chamber
walls
connecting structure
running blade
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
EP01110386A
Other languages
German (de)
English (en)
Other versions
EP1149985B1 (fr
EP1149985A2 (fr
Inventor
Werner Humhauser
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.)
MTU Aero Engines AG
Original Assignee
MTU Aero Engines 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
Application filed by MTU Aero Engines GmbH filed Critical MTU Aero Engines GmbH
Publication of EP1149985A2 publication Critical patent/EP1149985A2/fr
Publication of EP1149985A3 publication Critical patent/EP1149985A3/fr
Application granted granted Critical
Publication of EP1149985B1 publication Critical patent/EP1149985B1/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
    • 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
    • F01D11/122—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 with erodable or abradable material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Joining Of Building Structures In Genera (AREA)
EP01110386A 2000-04-27 2001-04-26 Structure de virole métallique Expired - Lifetime EP1149985B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10020673A DE10020673C2 (de) 2000-04-27 2000-04-27 Ringstruktur in Metallbauweise
DE10020673 2000-04-27

Publications (3)

Publication Number Publication Date
EP1149985A2 EP1149985A2 (fr) 2001-10-31
EP1149985A3 true EP1149985A3 (fr) 2003-09-17
EP1149985B1 EP1149985B1 (fr) 2004-12-08

Family

ID=7640124

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01110386A Expired - Lifetime EP1149985B1 (fr) 2000-04-27 2001-04-26 Structure de virole métallique

Country Status (5)

Country Link
US (1) US6537020B2 (fr)
EP (1) EP1149985B1 (fr)
JP (1) JP4572042B2 (fr)
AT (1) ATE284480T1 (fr)
DE (2) DE10020673C2 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2362432B (en) * 2000-05-19 2004-06-09 Rolls Royce Plc Tip treatment bars in a gas turbine engine
GB0206136D0 (en) * 2002-03-15 2002-04-24 Rolls Royce Plc Improvements in or relating to cellular materials
US6935836B2 (en) * 2002-06-05 2005-08-30 Allison Advanced Development Company Compressor casing with passive tip clearance control and endwall ovalization control
DE102004010236A1 (de) 2004-03-03 2005-09-15 Mtu Aero Engines Gmbh Ringstruktur in Metallbauweise
DE102006034424A1 (de) 2006-07-26 2008-01-31 Mtu Aero Engines Gmbh Gasturbine
JP2008180149A (ja) * 2007-01-24 2008-08-07 Mitsubishi Heavy Ind Ltd ガスタービンの翼構造及びガスタービン
US8038388B2 (en) * 2007-03-05 2011-10-18 United Technologies Corporation Abradable component for a gas turbine engine
US8061978B2 (en) * 2007-10-16 2011-11-22 United Technologies Corp. Systems and methods involving abradable air seals
EP2075416B1 (fr) * 2007-12-27 2011-05-18 Techspace Aero Procédé de fabrication d'un élément de turbomachine et dispositif ainsi obtenu
CA2713316C (fr) 2009-08-17 2017-09-26 Pratt & Whitney Canada Corp. Architecture de section de turbine a gaz
US9062565B2 (en) * 2009-12-31 2015-06-23 Rolls-Royce Corporation Gas turbine engine containment device
JP4916560B2 (ja) * 2010-03-26 2012-04-11 川崎重工業株式会社 ガスタービンエンジンの圧縮機
GB201016335D0 (en) * 2010-09-29 2010-11-10 Rolls Royce Plc Endwall component for a turbine stage of a gas turbine engine
EP2679777A1 (fr) * 2012-06-28 2014-01-01 Alstom Technology Ltd Compresseur pour turbine à gaz et procédé de réparation et/ou modification de la géométrie et/ou l'entretien du dit compresseur
ES2705532T3 (es) * 2012-10-30 2019-03-25 MTU Aero Engines AG Anillo de turbina y turbomáquina
DE102013212741A1 (de) * 2013-06-28 2014-12-31 Siemens Aktiengesellschaft Gasturbine und Hitzeschild für eine Gasturbine
DE202013010937U1 (de) 2013-11-30 2015-03-02 Oerlikon Leybold Vacuum Gmbh Rotorscheibe sowie Rotor für eine Vakuumpumpe
DE102015224160A1 (de) 2015-12-03 2017-06-08 MTU Aero Engines AG Einlaufbelag für eine äußere Luftdichtung einer Strömungsmaschine
US10422348B2 (en) * 2017-01-10 2019-09-24 General Electric Company Unsymmetrical turbofan abradable grind for reduced rub loads
DE102017211316A1 (de) 2017-07-04 2019-01-10 MTU Aero Engines AG Turbomaschinen-Dichtring
DE102018208040A1 (de) * 2018-05-23 2019-11-28 MTU Aero Engines AG Dichtungsträger und Strömungsmaschine
US11674396B2 (en) 2021-07-30 2023-06-13 General Electric Company Cooling air delivery assembly
US11674405B2 (en) 2021-08-30 2023-06-13 General Electric Company Abradable insert with lattice structure

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1551183A1 (de) * 1966-11-23 1970-04-16 Gen Electric Zusammengesetzter Dichtungsbauteil fuer ein Turbinentriebwerk
US3728039A (en) * 1966-11-02 1973-04-17 Gen Electric Fluid cooled porous stator structure
US4666371A (en) * 1981-03-25 1987-05-19 Rolls-Royce Plc Gas turbine engine having improved resistance to foreign object ingestion damage

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126149A (en) * 1964-03-24 Foamed aluminum honeycomb motor
US3425665A (en) * 1966-02-24 1969-02-04 Curtiss Wright Corp Gas turbine rotor blade shroud
US4867639A (en) * 1987-09-22 1989-09-19 Allied-Signal Inc. Abradable shroud coating
US5228195A (en) * 1990-09-25 1993-07-20 United Technologies Corporation Apparatus and method for a stator assembly of a rotary machine
US5332358A (en) 1993-03-01 1994-07-26 General Electric Company Uncoupled seal support assembly
US5380150A (en) 1993-11-08 1995-01-10 United Technologies Corporation Turbine shroud segment
US5456576A (en) 1994-08-31 1995-10-10 United Technologies Corporation Dynamic control of tip clearance
JP2820655B2 (ja) * 1995-04-28 1998-11-05 三菱重工業株式会社 セグメント型ハニカムろう付法及びハニカムろう付け用治具
US5951892A (en) * 1996-12-10 1999-09-14 Chromalloy Gas Turbine Corporation Method of making an abradable seal by laser cutting
JPH1113404A (ja) * 1997-06-25 1999-01-19 Mitsubishi Heavy Ind Ltd 動翼の翼端シール機構

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3728039A (en) * 1966-11-02 1973-04-17 Gen Electric Fluid cooled porous stator structure
DE1551183A1 (de) * 1966-11-23 1970-04-16 Gen Electric Zusammengesetzter Dichtungsbauteil fuer ein Turbinentriebwerk
US4666371A (en) * 1981-03-25 1987-05-19 Rolls-Royce Plc Gas turbine engine having improved resistance to foreign object ingestion damage

Also Published As

Publication number Publication date
DE50104737D1 (de) 2005-01-13
ATE284480T1 (de) 2004-12-15
EP1149985B1 (fr) 2004-12-08
JP2002004806A (ja) 2002-01-09
EP1149985A2 (fr) 2001-10-31
US6537020B2 (en) 2003-03-25
DE10020673A1 (de) 2001-10-31
US20010048876A1 (en) 2001-12-06
DE10020673C2 (de) 2002-06-27
JP4572042B2 (ja) 2010-10-27

Similar Documents

Publication Publication Date Title
EP1149985A3 (fr) Structure de virole métallique
EP1344895A3 (fr) Boítier de turbomachine en matériau cellulaire
WO2002035072A3 (fr) Turbine a gaz a coeur emboite
CA2365090A1 (fr) Turbine a gaz
CA2333809A1 (fr) Carter de compresseur convexe
EP0353498A3 (fr) Construction de diaphragme de compresseur
EP0864728A3 (fr) Système d'alimentation en air de refroidissement pour les aubes d'une turbine à gaz
EP1045114A3 (fr) Ensemble d' alimentation en fluide de refroidissement pour les aubes du troisième étage d' une turbine à gaz
EP1365154A3 (fr) Ensemble compresseur booster à contre-rotation pour turbine à gaz
EP1229252A3 (fr) Revêtement abradable et procédé de fabrication
EP1223382A3 (fr) Procédé et appareil pour l'alimentation en air d'une chambre de combustion de turbine à gaz
WO2004046522A3 (fr) Turbine a gaz miniature avec arbre rotor unitaire pour la production d'energie
EP1087100A3 (fr) Configuration pour un rotor de compresseur
CA2366758A1 (fr) Enveloppe d'aubes fixes de turbine a gaz
WO2002090738A3 (fr) Machine rotative et cycle thermique
EP1172562A3 (fr) Compresseur à spirales
WO2002036950A3 (fr) Ensemble balai-écran compliant pour compresseurs de turbomachine à gaz
CA2366726A1 (fr) Structure de refroidissement pour turbine a gaz
CA2214826A1 (fr) Aube stationnaire pour turbine a gaz
EP0980963A3 (fr) Joint d'étanchéité entre les étages d'un compresseur
EP1505260A3 (fr) Système d'étanchéification pour turbomachines
CA2265164A1 (fr) Retrait de l'air de refroidissement se trouvant dans le carter du diffuseur d'un etage de compresseur de turbines a gaz
AU2003242170A1 (en) Method for manufacturing a stator or rotor component
EP1308611A3 (fr) Cloison pare-feu pour turbines à gaz
EP1338773A3 (fr) Arrangement d'une turbine à gaz pour le conditionnement d'air

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

17P Request for examination filed

Effective date: 20031021

17Q First examination report despatched

Effective date: 20031127

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

AKX Designation fees paid

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20041208

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20041208

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20041208

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20041208

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: GERMAN

REF Corresponds to:

Ref document number: 50104737

Country of ref document: DE

Date of ref document: 20050113

Kind code of ref document: P

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050308

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050308

REG Reference to a national code

Ref country code: SE

Ref legal event code: TRGR

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050319

GBT Gb: translation of ep patent filed (gb section 77(6)(a)/1977)

Effective date: 20050225

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20050426

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050426

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050430

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050430

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050430

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050430

NLV1 Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act
REG Reference to a national code

Ref country code: IE

Ref legal event code: FD4D

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

BERE Be: lapsed

Owner name: MTU AERO ENGINES G.M.B.H.

Effective date: 20050430

26N No opposition filed

Effective date: 20050909

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

BERE Be: lapsed

Owner name: *MTU AERO ENGINES G.M.B.H.

Effective date: 20050430

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20050508

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: SE

Payment date: 20150423

Year of fee payment: 15

Ref country code: GB

Payment date: 20150423

Year of fee payment: 15

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20150422

Year of fee payment: 15

Ref country code: IT

Payment date: 20150423

Year of fee payment: 15

REG Reference to a national code

Ref country code: SE

Ref legal event code: EUG

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20160426

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20161230

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160502

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160426

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160427

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160426

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20190418

Year of fee payment: 19

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 50104737

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20201103