FR2985763B1 - Dispositif d'etancheite inter-arbre coaxiaux d'une turbomachine - Google Patents

Dispositif d'etancheite inter-arbre coaxiaux d'une turbomachine

Info

Publication number
FR2985763B1
FR2985763B1 FR1250375A FR1250375A FR2985763B1 FR 2985763 B1 FR2985763 B1 FR 2985763B1 FR 1250375 A FR1250375 A FR 1250375A FR 1250375 A FR1250375 A FR 1250375A FR 2985763 B1 FR2985763 B1 FR 2985763B1
Authority
FR
France
Prior art keywords
turbomachine
sealing device
tree sealing
coaxial
inter
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.)
Active
Application number
FR1250375A
Other languages
English (en)
Other versions
FR2985763A1 (fr
Inventor
Daniel Georges Plona
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.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR1250375A priority Critical patent/FR2985763B1/fr
Publication of FR2985763A1 publication Critical patent/FR2985763A1/fr
Application granted granted Critical
Publication of FR2985763B1 publication Critical patent/FR2985763B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F01D11/003—Preventing or minimising internal leakage of working-fluid, e.g. between stages by packing rings; Mechanical seals
    • 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
    • F01D25/18—Lubricating arrangements
    • F01D25/183—Sealing means
    • F01D25/186—Sealing means for sliding contact bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/28—Arrangement of seals
    • 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
    • F16J15/3268—Mounting of sealing rings
    • F16J15/3272—Mounting of sealing rings the rings having a break or opening, e.g. to enable mounting on a shaft otherwise than from a shaft end
    • 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
    • F16J9/00—Piston-rings, e.g. non-metallic piston-rings, seats therefor; Ring sealings of similar construction
    • F16J9/12—Details
    • F16J9/14—Joint-closures
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • 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
    • F05D2240/57—Leaf 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
    • F05D2240/60—Shafts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Sealing Devices (AREA)
FR1250375A 2012-01-16 2012-01-16 Dispositif d'etancheite inter-arbre coaxiaux d'une turbomachine Active FR2985763B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1250375A FR2985763B1 (fr) 2012-01-16 2012-01-16 Dispositif d'etancheite inter-arbre coaxiaux d'une turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1250375A FR2985763B1 (fr) 2012-01-16 2012-01-16 Dispositif d'etancheite inter-arbre coaxiaux d'une turbomachine

Publications (2)

Publication Number Publication Date
FR2985763A1 FR2985763A1 (fr) 2013-07-19
FR2985763B1 true FR2985763B1 (fr) 2014-02-21

Family

ID=45894530

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1250375A Active FR2985763B1 (fr) 2012-01-16 2012-01-16 Dispositif d'etancheite inter-arbre coaxiaux d'une turbomachine

Country Status (1)

Country Link
FR (1) FR2985763B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111492122A (zh) * 2017-12-22 2020-08-04 赛峰飞机发动机公司 飞行器涡轮机的两个转子之间的动态密封

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117897551A (zh) * 2021-08-24 2024-04-16 西门子能源全球有限两合公司 转子和具有转子的流体机械

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2759778A (en) * 1954-08-31 1956-08-21 Norma Hoffman Bearings Corp Sealed bearing
GB2230063A (en) * 1989-04-05 1990-10-10 Vickers Plc Multi-element shaft seal
US7648143B2 (en) * 2005-10-18 2010-01-19 United Technologies Corporation Tandem dual element intershaft carbon seal
US8100403B2 (en) * 2008-12-31 2012-01-24 Eaton Corporation Hydrodynamic intershaft seal and assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111492122A (zh) * 2017-12-22 2020-08-04 赛峰飞机发动机公司 飞行器涡轮机的两个转子之间的动态密封

Also Published As

Publication number Publication date
FR2985763A1 (fr) 2013-07-19

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