FR3127031B1 - Ventilateur electrique pour aeronef - Google Patents

Ventilateur electrique pour aeronef Download PDF

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Publication number
FR3127031B1
FR3127031B1 FR2109508A FR2109508A FR3127031B1 FR 3127031 B1 FR3127031 B1 FR 3127031B1 FR 2109508 A FR2109508 A FR 2109508A FR 2109508 A FR2109508 A FR 2109508A FR 3127031 B1 FR3127031 B1 FR 3127031B1
Authority
FR
France
Prior art keywords
cone
upstream
air
electric motor
downstream
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
FR2109508A
Other languages
English (en)
Other versions
FR3127031A1 (fr
Inventor
Fabien Orlandini
Frédéric Garcia
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 Ventilation Systems SAS
Original Assignee
Safran Ventilation Systems 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 Ventilation Systems SAS filed Critical Safran Ventilation Systems SAS
Priority to FR2109508A priority Critical patent/FR3127031B1/fr
Priority to PCT/FR2022/051685 priority patent/WO2023037072A1/fr
Priority to EP22789255.1A priority patent/EP4399414A1/fr
Priority to CN202280060180.5A priority patent/CN117916468A/zh
Priority to US18/689,027 priority patent/US12454960B2/en
Priority to CA3230678A priority patent/CA3230678A1/fr
Publication of FR3127031A1 publication Critical patent/FR3127031A1/fr
Application granted granted Critical
Publication of FR3127031B1 publication Critical patent/FR3127031B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow 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
    • 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
    • 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
    • F04D29/04—Shafts or bearings, or assemblies thereof
    • F04D29/046—Bearings
    • F04D29/047—Bearings hydrostatic; hydrodynamic
    • F04D29/0476—Bearings hydrostatic; hydrodynamic for axial pumps
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/051—Axial thrust balancing
    • F04D29/0513—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
    • 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
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/056—Bearings
    • F04D29/057—Bearings hydrostatic; hydrodynamic
    • 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
    • F04D29/263—Rotors specially for elastic fluids mounting fan or blower rotors on shafts
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/545—Ducts
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L’invention concerne un ventilateur comportant :- un carter (1),- un corps (2) définissant avec le carter une veine (V) d’écoulement d’un flux d’air (F1, F2), le corps comportant un cône amont (22), une portion centrale (24) et un cône aval(26), le cône aval comportant au moins un premier orifice,- un arbre (3),- une roue de ventilation (4),- un moteur électrique (5),- un premier palier à air (6) situé en amont du moteur électrique et porté par le cône amont (22),- un second palier à air (7) situé en aval du moteur électrique, et- plusieurs passages d’air (P1, P2, P3, P4) sont prévus à l’intérieur dudit corps pour acheminer ledit flux d’air depuis ledit premier orifice jusqu’au cône amont (22), ce cône amont comprenant des seconds orifices (280) de passage de cet air. Figure pour l'abrégé : Figure 5
FR2109508A 2021-09-10 2021-09-10 Ventilateur electrique pour aeronef Active FR3127031B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR2109508A FR3127031B1 (fr) 2021-09-10 2021-09-10 Ventilateur electrique pour aeronef
PCT/FR2022/051685 WO2023037072A1 (fr) 2021-09-10 2022-09-06 Ventilateur electrique pour aeronef
EP22789255.1A EP4399414A1 (fr) 2021-09-10 2022-09-06 Ventilateur electrique pour aeronef
CN202280060180.5A CN117916468A (zh) 2021-09-10 2022-09-06 用于飞行器的电动风扇
US18/689,027 US12454960B2 (en) 2021-09-10 2022-09-06 Electric fan for an aircraft
CA3230678A CA3230678A1 (fr) 2021-09-10 2022-09-06 Ventilateur electrique pour aeronef

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2109508A FR3127031B1 (fr) 2021-09-10 2021-09-10 Ventilateur electrique pour aeronef
FR2109508 2021-09-10

Publications (2)

Publication Number Publication Date
FR3127031A1 FR3127031A1 (fr) 2023-03-17
FR3127031B1 true FR3127031B1 (fr) 2025-04-04

Family

ID=77999227

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2109508A Active FR3127031B1 (fr) 2021-09-10 2021-09-10 Ventilateur electrique pour aeronef

Country Status (6)

Country Link
US (1) US12454960B2 (fr)
EP (1) EP4399414A1 (fr)
CN (1) CN117916468A (fr)
CA (1) CA3230678A1 (fr)
FR (1) FR3127031B1 (fr)
WO (1) WO2023037072A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3149053A1 (fr) 2023-05-24 2024-11-29 Safran Ventilation Systems Dispositif de ventilation ou de compression pour l’industrie aeronautique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1000645A (en) 1911-04-01 1911-08-15 William Van Nieuwkerk Spring-wheel.
FR2923330B1 (fr) * 2007-11-07 2009-12-18 Technofan Moteur pour ventilateur aeronautique.
US10006465B2 (en) * 2010-10-01 2018-06-26 R&D Dynamics Corporation Oil-free water vapor blower
US10724544B2 (en) * 2011-02-07 2020-07-28 Vortech Engineering, Inc. Centrifugal compressor
US20130129488A1 (en) * 2011-11-18 2013-05-23 Giridhari L. Agrawal Foil bearing supported motor-driven blower
FR3029895B1 (fr) 2014-12-11 2017-01-13 Technofan Ventilateur et aeronef associe
US10371156B2 (en) * 2016-09-02 2019-08-06 Hamilton Sundstrand Corporation Ventilation fan having air bearing system

Also Published As

Publication number Publication date
US20240401601A1 (en) 2024-12-05
CA3230678A1 (fr) 2023-03-16
WO2023037072A1 (fr) 2023-03-16
EP4399414A1 (fr) 2024-07-17
CN117916468A (zh) 2024-04-19
FR3127031A1 (fr) 2023-03-17
US12454960B2 (en) 2025-10-28

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