FR3162425B1 - Ensemble pour turbomachine comprenant un systeme de recuperation de la foudre - Google Patents

Ensemble pour turbomachine comprenant un systeme de recuperation de la foudre

Info

Publication number
FR3162425B1
FR3162425B1 FR2405361A FR2405361A FR3162425B1 FR 3162425 B1 FR3162425 B1 FR 3162425B1 FR 2405361 A FR2405361 A FR 2405361A FR 2405361 A FR2405361 A FR 2405361A FR 3162425 B1 FR3162425 B1 FR 3162425B1
Authority
FR
France
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
FR2405361A
Other versions
FR3162425A1 (fr
Inventor
Pierre-Hugues Ambroise Maxime Victor Retiveau
Guillaume Jean René Foucras
Nijanthan Jeyanthiran
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
Safran Aircraft 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 Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR2405361A priority Critical patent/FR3162425B1/fr
Priority to PCT/FR2025/050448 priority patent/WO2025242999A1/fr
Publication of FR3162425A1 publication Critical patent/FR3162425A1/fr
Application granted granted Critical
Publication of FR3162425B1 publication Critical patent/FR3162425B1/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
    • F01D17/00—Regulating or controlling by varying flow
    • F01D17/10—Final actuators
    • F01D17/12—Final actuators arranged in stator parts
    • F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
    • F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
    • F01D17/162—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes for axial flow, i.e. the vanes turning around axes which are essentially perpendicular to the rotor centre line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D45/00—Aircraft indicators or protectors not otherwise provided for
    • B64D45/02—Lightning protectors; Static dischargers
    • 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
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/30—Lightning protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
    • H02G13/80—Discharge by conduction or dissipation, e.g. rods, arresters, spark gaps
    • 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
    • F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/224—Carbon, e.g. graphite

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Turbines (AREA)

Abstract

Un ensemble (1) d’aubage à pas variable pour turbomachine non carénée d’aéronef, l’ensemble comprenant un rotor (3) mobile par rapport à un axe radial (X) de la turbomachine, un stator (4) fixe par rapport audit axe radial (X) et au moins un système de récupération de la foudre (5). Le système de récupération de la foudre (5) comprend un pion (6), au moins une face dudit pion (6) étant en contact par frottement avec le rotor (3), une vis (7) prolongeant radialement ledit pion (6) et un moyen de liaison (8) du pion (6) et de la vis (7), ledit moyen de liaison (8) comprenant un ressort intercalé entre le pion (6) et la vis (7). Figure pour l’abrégé : Fig 1
FR2405361A 2024-05-24 2024-05-24 Ensemble pour turbomachine comprenant un systeme de recuperation de la foudre Active FR3162425B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2405361A FR3162425B1 (fr) 2024-05-24 2024-05-24 Ensemble pour turbomachine comprenant un systeme de recuperation de la foudre
PCT/FR2025/050448 WO2025242999A1 (fr) 2024-05-24 2025-05-23 Ensemble d'aubage à pas variable pour turbomachine comprenant un systeme de recuperation de la foudre

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2405361 2024-05-24
FR2405361A FR3162425B1 (fr) 2024-05-24 2024-05-24 Ensemble pour turbomachine comprenant un systeme de recuperation de la foudre

Publications (2)

Publication Number Publication Date
FR3162425A1 FR3162425A1 (fr) 2025-11-28
FR3162425B1 true FR3162425B1 (fr) 2026-04-24

Family

ID=92710742

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2405361A Active FR3162425B1 (fr) 2024-05-24 2024-05-24 Ensemble pour turbomachine comprenant un systeme de recuperation de la foudre

Country Status (2)

Country Link
FR (1) FR3162425B1 (fr)
WO (1) WO2025242999A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5102302A (en) * 1988-06-02 1992-04-07 General Electric Company Fan blade mount
GB2469520A (en) * 2009-04-17 2010-10-20 Tyco Electronics Ltd Uk Wind Turbine Lightning Protection And Monitoring Systems
EP2336560A1 (fr) * 2009-12-15 2011-06-22 Vestas Wind Systems A/S Ensemble de transfert de courant d'éclairage pour éolienne
US10066607B2 (en) * 2013-10-07 2018-09-04 Vestas Wind Systems A/S Lightning current transfer system and wind turbine using the lightning current transfer system
CN208106667U (zh) * 2018-04-26 2018-11-16 内蒙古机电职业技术学院 一种风力发电机组的防雷装置
US11279465B2 (en) * 2018-07-16 2022-03-22 Pratt & Whitney Canada Corp. Propeller blade angle feedback arrangement and method
CN209724585U (zh) * 2019-03-08 2019-12-03 南京工业职业技术学院 一种大型海上风力发电机组防雷系统

Also Published As

Publication number Publication date
FR3162425A1 (fr) 2025-11-28
WO2025242999A1 (fr) 2025-11-27

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