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FR3128971B1 - Turbomachine d'aéronef et procédé associé - Google Patents

Turbomachine d'aéronef et procédé associé

Info

Publication number
FR3128971B1
FR3128971B1 FR2111914A FR2111914A FR3128971B1 FR 3128971 B1 FR3128971 B1 FR 3128971B1 FR 2111914 A FR2111914 A FR 2111914A FR 2111914 A FR2111914 A FR 2111914A FR 3128971 B1 FR3128971 B1 FR 3128971B1
Authority
FR
France
Prior art keywords
fresh air
circuit
aircraft turbomachine
turbomachine
gas
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
FR2111914A
Other languages
English (en)
Other versions
FR3128971A1 (fr
Inventor
Yohan Smith
Guillaume Pascal Nicolas Bonneau
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 Helicopter Engines SAS
Original Assignee
Safran Helicopter Engines 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 Safran Helicopter Engines SAS filed Critical Safran Helicopter Engines SAS
Priority to FR2111914A priority Critical patent/FR3128971B1/fr
Publication of FR3128971A1 publication Critical patent/FR3128971A1/fr
Application granted granted Critical
Publication of FR3128971B1 publication Critical patent/FR3128971B1/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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20—Actively adjusting tip-clearance
    • F01D11/24—Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • 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
    • 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
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/329—Application in turbines in gas turbines in helicopters
    • 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
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/25—Three-dimensional helical
    • 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
    • F05D2260/213—Heat transfer, e.g. cooling by the provision of a heat exchanger within the cooling circuit
    • 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
    • F05D2260/60—Fluid transfer
    • F05D2260/606—Bypassing the fluid

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

TURBOMACHINE D'AÉRONEF ET PROCÉDÉ ASSOCIÉ Un aspect de l’invention concerne une turbomachine d'aéronef comprenant : un étage de compression (3, 4) configuré pour produire de l'air frais ;un circuit de génération de gaz (20) configuré pour chauffer l'air frais et produire du gaz à partir de l'air chauffé ;un distributeur (7), comprenant un circuit d'échappement du gaz et un circuit de refroidissement ; la turbomachine (1) étant remarquable en ce qu'elle comprend également un circuit de distribution d'air frais (21), séparé du circuit de génération de gaz (20), alimenté en air frais par l'étage de compression (4) et alimentant en air frais le circuit de refroidissement. Figure à publier avec l’abrégé : Figure 3
FR2111914A 2021-11-10 2021-11-10 Turbomachine d'aéronef et procédé associé Active FR3128971B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2111914A FR3128971B1 (fr) 2021-11-10 2021-11-10 Turbomachine d'aéronef et procédé associé

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2111914 2021-11-10
FR2111914A FR3128971B1 (fr) 2021-11-10 2021-11-10 Turbomachine d'aéronef et procédé associé

Publications (2)

Publication Number Publication Date
FR3128971A1 FR3128971A1 (fr) 2023-05-12
FR3128971B1 true FR3128971B1 (fr) 2025-10-17

Family

ID=80225588

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2111914A Active FR3128971B1 (fr) 2021-11-10 2021-11-10 Turbomachine d'aéronef et procédé associé

Country Status (1)

Country Link
FR (1) FR3128971B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3156834B1 (fr) 2023-12-13 2025-11-28 Safran Helicopter Engines Turbomachine d’aeronef a cycle recupere

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2741063C2 (de) * 1977-09-13 1986-02-20 MTU Motoren- und Turbinen-Union München GmbH, 8000 München Gasturbinentriebwerk
GB2108202B (en) * 1980-10-10 1984-05-10 Rolls Royce Air cooling systems for gas turbine engines
FR2656657A1 (fr) * 1989-12-28 1991-07-05 Snecma Turbomachine refroidie par air et procede de refroidissement de cette turbomachine.
US6672072B1 (en) * 1998-08-17 2004-01-06 General Electric Company Pressure boosted compressor cooling system

Also Published As

Publication number Publication date
FR3128971A1 (fr) 2023-05-12

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