EP4151836A3 - Élément de protection thermique pour chambre de palier d'une turbine à gaz - Google Patents

Élément de protection thermique pour chambre de palier d'une turbine à gaz Download PDF

Info

Publication number
EP4151836A3
EP4151836A3 EP22195459.7A EP22195459A EP4151836A3 EP 4151836 A3 EP4151836 A3 EP 4151836A3 EP 22195459 A EP22195459 A EP 22195459A EP 4151836 A3 EP4151836 A3 EP 4151836A3
Authority
EP
European Patent Office
Prior art keywords
gas turbine
protection element
heat protection
bearing chamber
section
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.)
Withdrawn
Application number
EP22195459.7A
Other languages
German (de)
English (en)
Other versions
EP4151836A2 (fr
Inventor
Florian Neuberger
Kaspar Wolf
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 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 MTU Aero Engines AG filed Critical MTU Aero Engines AG
Publication of EP4151836A2 publication Critical patent/EP4151836A2/fr
Publication of EP4151836A3 publication Critical patent/EP4151836A3/fr
Withdrawn legal-status Critical Current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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • F01D25/125—Cooling of bearings
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/14—Casings modified therefor
    • F01D25/145—Thermally insulated casings
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • F01D25/162—Bearing supports
    • 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
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • F01D5/087—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in the radial passages of the rotor disc
    • 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
    • F01D5/08—Heating, heat-insulating or cooling means
    • 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
    • F05D2240/10—Stators
    • F05D2240/15—Heat shield
    • 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/231—Preventing heat transfer
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
EP22195459.7A 2021-09-21 2022-09-13 Élément de protection thermique pour chambre de palier d'une turbine à gaz Withdrawn EP4151836A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102021124357.2A DE102021124357A1 (de) 2021-09-21 2021-09-21 Hitzeschutzelement für eine Lagerkammer einer Gasturbine

Publications (2)

Publication Number Publication Date
EP4151836A2 EP4151836A2 (fr) 2023-03-22
EP4151836A3 true EP4151836A3 (fr) 2023-04-05

Family

ID=83319323

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22195459.7A Withdrawn EP4151836A3 (fr) 2021-09-21 2022-09-13 Élément de protection thermique pour chambre de palier d'une turbine à gaz

Country Status (3)

Country Link
US (1) US11988106B2 (fr)
EP (1) EP4151836A3 (fr)
DE (1) DE102021124357A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9677419B2 (en) * 2010-04-27 2017-06-13 Borgwarner Inc. Exhaust-gas turbocharger
US20170298761A1 (en) * 2016-04-18 2017-10-19 Borgwarner Inc. Heat shield
US11105222B1 (en) * 2020-02-28 2021-08-31 Pratt & Whitney Canada Corp. Integrated thermal protection for an exhaust case assembly

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3347553A (en) * 1966-05-23 1967-10-17 Gen Electric Fluid seal
US3862443A (en) * 1973-11-15 1975-01-21 Reliance Electric Co Cooling means for bearing structure in dynamoelectric machine
US4709545A (en) * 1983-05-31 1987-12-01 United Technologies Corporation Bearing compartment protection system
US4542623A (en) * 1983-12-23 1985-09-24 United Technologies Corporation Air cooler for providing buffer air to a bearing compartment
US5433584A (en) * 1994-05-05 1995-07-18 Pratt & Whitney Canada, Inc. Bearing support housing
US5622438A (en) 1995-07-12 1997-04-22 United Technologies Corporation Fire resistant bearing compartment cover
US5890881A (en) * 1996-11-27 1999-04-06 Alliedsignal Inc. Pressure balanced turbocharger rotating seal
DE10052122C1 (de) * 2000-10-19 2002-08-14 Zf Lemfoerder Metallwaren Ag Kugelgelenk
JP4797920B2 (ja) * 2006-03-28 2011-10-19 株式会社ジェイテクト 過給機
US8834095B2 (en) * 2011-06-24 2014-09-16 United Technologies Corporation Integral bearing support and centering spring assembly for a gas turbine engine
DE102011114060A1 (de) * 2011-09-22 2013-03-28 Ihi Charging Systems International Gmbh Hitzeschild für einen Abgasturbolader sowie Anordnung eines Hitzeschilds zwischen zwei Gehäuseteilen eines Abgasturboladers
EP2719869A1 (fr) 2012-10-12 2014-04-16 MTU Aero Engines GmbH Étanchéification axiale dans une structure de boîtier pour une turbomachine
US10415481B2 (en) 2013-03-11 2019-09-17 United Technologies Corporation Heat shield mount configuration
EP2971688B1 (fr) * 2013-03-14 2018-11-28 United Technologies Corporation Turbine à gaz avec une protection thermique et procédé de montage d'un telle protection
EP2971677B1 (fr) 2013-03-14 2021-04-28 Raytheon Technologies Corporation Agencement de trois brides pour un moteur à turbine à gaz
WO2014168803A1 (fr) * 2013-04-12 2014-10-16 Borgwarner Inc. Turbocompresseur sur gaz d'échappement
WO2015094463A1 (fr) * 2013-12-20 2015-06-25 United Technologies Corporation Galet d'étanchéité
GB201419859D0 (en) * 2014-11-07 2014-12-24 Rolls Royce Plc No title listed
GB201421880D0 (en) * 2014-12-09 2015-01-21 Rolls Royce Plc Bearing structure
EP3054089A1 (fr) 2015-02-05 2016-08-10 Siemens Aktiengesellschaft Rotor creux d'une turbomachine avec bouclier thermique
US10267334B2 (en) 2016-08-01 2019-04-23 United Technologies Corporation Annular heatshield
US9840938B1 (en) * 2016-12-07 2017-12-12 Pratt & Whitney Canada Corp. Housing for bearing cavity in a gas turbine engine
US20190136712A1 (en) * 2017-11-03 2019-05-09 Borgwarner Inc. Multilayer Encapsulated Heat Shield for a Turbocharger
DE102018202083A1 (de) 2018-02-09 2019-08-14 MTU Aero Engines AG Lagerkammergehäuse für eine strömungsmaschine
US11371375B2 (en) * 2019-08-19 2022-06-28 Raytheon Technologies Corporation Heatshield with damper member
US11274571B2 (en) * 2020-08-14 2022-03-15 Raytheon Technologies Corporation Seal runner with passive heat transfer augmentation features
US11549444B2 (en) * 2021-02-05 2023-01-10 Raytheon Technologies Corporation Hybrid seal dual runner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9677419B2 (en) * 2010-04-27 2017-06-13 Borgwarner Inc. Exhaust-gas turbocharger
US20170298761A1 (en) * 2016-04-18 2017-10-19 Borgwarner Inc. Heat shield
US11105222B1 (en) * 2020-02-28 2021-08-31 Pratt & Whitney Canada Corp. Integrated thermal protection for an exhaust case assembly

Also Published As

Publication number Publication date
EP4151836A2 (fr) 2023-03-22
DE102021124357A1 (de) 2023-03-23
US20230184134A1 (en) 2023-06-15
US11988106B2 (en) 2024-05-21

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