PL3984889T3 - Układ napędowy samolotu ze śmigłem i wentylatorem chłodzącym - Google Patents

Układ napędowy samolotu ze śmigłem i wentylatorem chłodzącym

Info

Publication number
PL3984889T3
PL3984889T3 PL21202766.8T PL21202766T PL3984889T3 PL 3984889 T3 PL3984889 T3 PL 3984889T3 PL 21202766 T PL21202766 T PL 21202766T PL 3984889 T3 PL3984889 T3 PL 3984889T3
Authority
PL
Poland
Prior art keywords
propeller
cooling fan
propulsion system
aircraft propulsion
aircraft
Prior art date
Application number
PL21202766.8T
Other languages
English (en)
Inventor
Luc Dionne
Original Assignee
Pratt & Whitney Canada Corp.
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 Pratt & Whitney Canada Corp. filed Critical Pratt & Whitney Canada Corp.
Publication of PL3984889T3 publication Critical patent/PL3984889T3/pl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F04D25/082—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit having provision for cooling the motor
    • 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
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/02—Hub construction
    • B64C11/14—Spinners
    • 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
    • B64D33/00—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/08—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of power plant cooling systems
    • 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
    • B64D33/00—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/08—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of power plant cooling systems
    • B64D33/10—Radiator arrangement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
    • F01P5/00—Pumping cooling-air or liquid coolants
    • F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
    • F01P5/06—Guiding or ducting air to, or from, ducted fans
    • 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
    • F04D29/5826—Cooling at least part of the working fluid in a heat exchanger
    • 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
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/26—Double casings; Measures against temperature strain in casings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B53/00—Internal-combustion aspects of rotary-piston or oscillating-piston engines
    • F02B53/02—Methods of operating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • 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
    • F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet engines
    • 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
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
PL21202766.8T 2020-10-14 2021-10-14 Układ napędowy samolotu ze śmigłem i wentylatorem chłodzącym PL3984889T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17/070,154 US11719248B2 (en) 2020-10-14 2020-10-14 Aircraft propulsion system with propeller and cooling fan

Publications (1)

Publication Number Publication Date
PL3984889T3 true PL3984889T3 (pl) 2024-06-03

Family

ID=78212008

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21202766.8T PL3984889T3 (pl) 2020-10-14 2021-10-14 Układ napędowy samolotu ze śmigłem i wentylatorem chłodzącym

Country Status (5)

Country Link
US (1) US11719248B2 (pl)
EP (1) EP3984889B1 (pl)
CN (1) CN114348277A (pl)
CA (1) CA3133920A1 (pl)
PL (1) PL3984889T3 (pl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11772784B2 (en) * 2020-07-20 2023-10-03 Lockheed Martin Corporation Multi-purpose prop-rotor spinner arrangement
US12448998B2 (en) 2022-09-16 2025-10-21 Pratt & Whitney Canada Corp. Propeller shaft assembly for aircraft engine
US12421995B2 (en) 2022-09-16 2025-09-23 Pratt & Whitney Canada Corp. Propeller shaft with reinforced front flange
US12535099B2 (en) 2022-09-16 2026-01-27 Pratt & Whitney Canada Corp. Propeller shaft with reinforced front flange
US12116898B2 (en) * 2023-01-26 2024-10-15 Pratt & Whitney Canada Corp. Ram air driven blade tip clearance control system for turboprop engines
JP2024142903A (ja) * 2023-03-30 2024-10-11 本田技研工業株式会社 航空機
CN116280330B (zh) * 2023-03-30 2025-10-21 四川沃飞长空科技发展有限公司 电推进系统和飞行器
CN117227986A (zh) * 2023-11-01 2023-12-15 上海时的科技有限公司 一种倾转旋翼飞行器短舱冷却装置
CN120863890B (zh) * 2025-09-29 2025-12-02 浙江银轮机械股份有限公司 变径式热管散热结构及飞行器

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1386493A (en) 1917-01-05 1921-08-02 R Guyot & Cie Soc Device for cooling the motors of aeroplanes or dirigible aircraft
US2401584A (en) * 1938-12-31 1946-06-04 United Aircraft Corp Air flow inducing device
US2456151A (en) 1943-03-29 1948-12-14 Curtiss Wright Corp Aircraft engine cooling system
US2586054A (en) 1948-08-21 1952-02-19 Northrop Aircraft Inc Pusher turboprop exhaust system
GB2179702A (en) 1985-08-28 1987-03-11 Rolls Royce Turbo-propeller aircraft engine
US4817382A (en) * 1985-12-31 1989-04-04 The Boeing Company Turboprop propulsion apparatus
US4892269A (en) 1988-04-28 1990-01-09 Allied-Signal Inc. Spinner ducted exhaust for pusher turboprop engines
BR8907238A (pt) 1988-04-28 1991-03-05 Allied Signal Inc Aparelho aeronave de descarga conduzida pelo rotor para motores de impulsor turbopropelidourbopropelido
GB0617769D0 (en) 2006-09-09 2006-10-18 Rolls Royce Plc An engine
US8210798B2 (en) 2008-02-13 2012-07-03 United Technologies Corporation Cooled pusher propeller system
US9637232B2 (en) * 2011-06-27 2017-05-02 United Technologies Corporation Distributed exhaust system
US10557407B2 (en) 2011-07-28 2020-02-11 Pratt & Whitney Canada Corp. Rotary internal combustion engine with pilot subchamber
US10107195B2 (en) 2012-07-20 2018-10-23 Pratt & Whitney Canada Corp. Compound cycle engine
US10267191B2 (en) * 2015-08-07 2019-04-23 Pratt & Whitney Canada Corp. Turboprop engine assembly with combined engine and cooling exhaust
US10968825B2 (en) * 2018-04-19 2021-04-06 The Boeing Company Flow multiplier systems for aircraft
US11772784B2 (en) * 2020-07-20 2023-10-03 Lockheed Martin Corporation Multi-purpose prop-rotor spinner arrangement

Also Published As

Publication number Publication date
CN114348277A (zh) 2022-04-15
US11719248B2 (en) 2023-08-08
US20220112846A1 (en) 2022-04-14
EP3984889A1 (en) 2022-04-20
EP3984889B1 (en) 2024-03-06
CA3133920A1 (en) 2022-04-14

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