FR2996590B1 - PROPELLER COMPRISING A PIVOT HAVING A PELTIER CELL - Google Patents

PROPELLER COMPRISING A PIVOT HAVING A PELTIER CELL

Info

Publication number
FR2996590B1
FR2996590B1 FR1259654A FR1259654A FR2996590B1 FR 2996590 B1 FR2996590 B1 FR 2996590B1 FR 1259654 A FR1259654 A FR 1259654A FR 1259654 A FR1259654 A FR 1259654A FR 2996590 B1 FR2996590 B1 FR 2996590B1
Authority
FR
France
Prior art keywords
propeller
pivot
peltier cell
peltier
cell
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
FR1259654A
Other languages
French (fr)
Other versions
FR2996590A1 (en
Inventor
Sebastien Tajan
Christophe Jacquemard
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 FR1259654A priority Critical patent/FR2996590B1/en
Priority to US14/048,357 priority patent/US9765624B2/en
Publication of FR2996590A1 publication Critical patent/FR2996590A1/en
Application granted granted Critical
Publication of FR2996590B1 publication Critical patent/FR2996590B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/24—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like
    • F01D1/26—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like traversed by the working-fluid substantially axially
    • 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
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • 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
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/584—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps cooling or heating the machine
    • 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
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1259654A 2012-10-10 2012-10-10 PROPELLER COMPRISING A PIVOT HAVING A PELTIER CELL Active FR2996590B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1259654A FR2996590B1 (en) 2012-10-10 2012-10-10 PROPELLER COMPRISING A PIVOT HAVING A PELTIER CELL
US14/048,357 US9765624B2 (en) 2012-10-10 2013-10-08 Propeller comprising a counterweight system provided with an air discharge channel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1259654A FR2996590B1 (en) 2012-10-10 2012-10-10 PROPELLER COMPRISING A PIVOT HAVING A PELTIER CELL

Publications (2)

Publication Number Publication Date
FR2996590A1 FR2996590A1 (en) 2014-04-11
FR2996590B1 true FR2996590B1 (en) 2014-12-19

Family

ID=47428696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1259654A Active FR2996590B1 (en) 2012-10-10 2012-10-10 PROPELLER COMPRISING A PIVOT HAVING A PELTIER CELL

Country Status (1)

Country Link
FR (1) FR2996590B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11021972B2 (en) * 2018-08-14 2021-06-01 Rolls-Royce North American Technologies Inc. Variable pitch blade holder for gas turbine engine
FR3116081B1 (en) * 2020-11-06 2023-06-02 Safran Aircraft Engines Turbomachine blade comprising an electrical connector placed at the level of a pivot

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039278A (en) * 1989-04-11 1991-08-13 General Electric Company Power turbine ventilation system
JP2007120460A (en) * 2005-10-31 2007-05-17 Toshiba Corp Fixing and attaching/detaching method and device of turbine blade
DE102006012977A1 (en) * 2006-03-21 2007-10-11 Siemens Ag Thermal-insulating layer system for use in e.g. gas turbine, has active thermal-insulating layer counteracting heat flow, which is defined by intrinsic thermal conductivity of passive poor heat conducting thermal-insulating layer
FR2945268B1 (en) * 2009-05-05 2013-05-17 Airbus France ELECTRIC GENERATOR ON A ROTATING PART OF A TURBOPROPULSEUR

Also Published As

Publication number Publication date
FR2996590A1 (en) 2014-04-11

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