AU2020288384B2 - Fan with improved duct - Google Patents

Fan with improved duct Download PDF

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Publication number
AU2020288384B2
AU2020288384B2 AU2020288384A AU2020288384A AU2020288384B2 AU 2020288384 B2 AU2020288384 B2 AU 2020288384B2 AU 2020288384 A AU2020288384 A AU 2020288384A AU 2020288384 A AU2020288384 A AU 2020288384A AU 2020288384 B2 AU2020288384 B2 AU 2020288384B2
Authority
AU
Australia
Prior art keywords
rotor
annular seat
duct
fan
fan according
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
AU2020288384A
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English (en)
Other versions
AU2020288384A1 (en
Inventor
Roberto Eduardo Mosiewicz
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.)
R E M Patents SRL
Original Assignee
R E M Patents SRL
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 R E M Patents SRL filed Critical R E M Patents SRL
Publication of AU2020288384A1 publication Critical patent/AU2020288384A1/en
Assigned to R.E.M. PATENTS S.R.L. reassignment R.E.M. PATENTS S.R.L. Request for Assignment Assignors: R.E.M. HOLDING S.R.L.
Application granted granted Critical
Publication of AU2020288384B2 publication Critical patent/AU2020288384B2/en
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
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/164—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of an axial flow wheel
    • 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
    • B64C11/001—Shrouded propellers
    • 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
    • B64C11/16—Blades
    • B64C11/18—Aerodynamic features
    • 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
    • F04D29/325—Rotors specially for elastic fluids for axial flow pumps for 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
    • 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
    • F04D29/38—Blades
    • F04D29/384—Blades characterised by form
    • 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
    • F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526—Details of the casing section radially opposing blade tips
    • 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
    • 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
    • F05D2210/00—Working fluids
    • F05D2210/10—Kind or type
    • F05D2210/12—Kind or type gaseous, i.e. compressible
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/307—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the tip of a rotor blade

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Motor Or Generator Cooling System (AREA)
AU2020288384A 2019-06-04 2020-05-07 Fan with improved duct Active AU2020288384B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT102019000007935 2019-06-04
IT102019000007935A IT201900007935A1 (it) 2019-06-04 2019-06-04 Ventilatore con virola migliorata
PCT/IB2020/054312 WO2020245674A1 (en) 2019-06-04 2020-05-07 Fan with improved duct

Publications (2)

Publication Number Publication Date
AU2020288384A1 AU2020288384A1 (en) 2022-01-20
AU2020288384B2 true AU2020288384B2 (en) 2025-06-26

Family

ID=67998681

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2020288384A Active AU2020288384B2 (en) 2019-06-04 2020-05-07 Fan with improved duct

Country Status (18)

Country Link
US (1) US11802572B2 (https=)
EP (1) EP3980649B1 (https=)
JP (1) JP7504481B2 (https=)
KR (1) KR102842627B1 (https=)
CN (1) CN114245848B (https=)
AU (1) AU2020288384B2 (https=)
CO (1) CO2021016474A2 (https=)
ES (1) ES2968818T3 (https=)
FI (1) FI3980649T3 (https=)
IL (1) IL288614B2 (https=)
IT (1) IT201900007935A1 (https=)
MA (1) MA56094A (https=)
MX (1) MX2021014967A (https=)
PH (1) PH12021553031A1 (https=)
PL (1) PL3980649T3 (https=)
SA (1) SA521431006B1 (https=)
UA (1) UA128929C2 (https=)
WO (1) WO2020245674A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12071228B1 (en) * 2019-03-28 2024-08-27 Snap Inc. Drone with propeller guard configured as an airfoil
US11286955B2 (en) * 2019-10-11 2022-03-29 General Electric Company Ducted fan with fan casing defining an over-rotor cavity
IT202100014219A1 (it) 2021-05-31 2022-12-01 R E M Holding S R L Rotore e ventilatore assiale comprendenti una ventola accessoria
IT202300006966A1 (it) 2023-04-11 2024-10-11 R E M Patents S R L Ventilatore assiale comprendente una paratia all’estremità delle pale
WO2025220915A1 (ko) * 2024-04-16 2025-10-23 주식회사 메트로에어 수직 이착륙 비행 장치, 이의 기동 방법 및 조정 장치

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100068028A1 (en) * 2006-12-29 2010-03-18 Carrier Corporation Reduced tip clearance losses in axial flow fans

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2609053A (en) * 1946-10-31 1952-09-02 United Aircraft Corp Shrouded tail rotor
FR2719551B1 (fr) * 1994-05-04 1996-07-12 Eurocopter France Dispositif anti-couple à rotor et stator redresseur carénés, et à aubes redresseuses inclinées.
US6024537A (en) * 1997-07-29 2000-02-15 Valeo Engine Cooling, Inc. Axial flow fan
US6338609B1 (en) * 2000-02-18 2002-01-15 General Electric Company Convex compressor casing
KR100848569B1 (ko) * 2002-07-15 2008-07-25 한라공조주식회사 팬 쉬라우드
RU2232103C1 (ru) 2002-12-30 2004-07-10 Открытое Акционерное Общество "Московский Вертолетный Завод Им. М.Л.Миля" Боевой вертолет
JP4085948B2 (ja) * 2003-10-01 2008-05-14 株式会社デンソー 冷却ファンおよび送風機
US20100040458A1 (en) * 2006-12-28 2010-02-18 Carrier Corporation Axial fan casing design with circumferentially spaced wedges
FR2999151B1 (fr) 2012-12-07 2017-01-27 Snecma Pale d'helice pour turbomachine
DE102014111767A1 (de) * 2014-08-18 2016-02-18 Ebm-Papst Mulfingen Gmbh & Co. Kg Axialventilator
FR3034145B1 (fr) * 2015-03-26 2017-04-07 Snecma Etage de compresseur
CN109334952A (zh) * 2018-11-26 2019-02-15 南京航空航天大学 一种基于嵌入式涵道螺旋桨驱动的新型桨叶
DE102019220232B4 (de) * 2019-12-19 2026-01-08 Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg Kühlerlüfter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100068028A1 (en) * 2006-12-29 2010-03-18 Carrier Corporation Reduced tip clearance losses in axial flow fans

Also Published As

Publication number Publication date
PL3980649T3 (pl) 2024-05-06
CO2021016474A2 (es) 2022-01-17
US20220252080A1 (en) 2022-08-11
IL288614B2 (en) 2025-04-01
CN114245848A (zh) 2022-03-25
BR112021024479A2 (pt) 2022-01-18
WO2020245674A1 (en) 2020-12-10
UA128929C2 (uk) 2024-11-27
IT201900007935A1 (it) 2020-12-04
EP3980649A1 (en) 2022-04-13
SA521431006B1 (ar) 2024-07-31
MX2021014967A (es) 2022-04-06
IL288614A (en) 2022-02-01
AU2020288384A1 (en) 2022-01-20
KR102842627B1 (ko) 2025-08-05
JP7504481B2 (ja) 2024-06-24
EP3980649B1 (en) 2023-11-08
KR20220016878A (ko) 2022-02-10
FI3980649T3 (fi) 2024-01-12
US11802572B2 (en) 2023-10-31
ES2968818T3 (es) 2024-05-14
CN114245848B (zh) 2024-05-17
MA56094A (fr) 2022-04-13
CA3142393A1 (en) 2020-12-10
JP2022535821A (ja) 2022-08-10
IL288614B1 (en) 2024-12-01
PH12021553031A1 (en) 2023-08-23

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PC1 Assignment before grant (sect. 113)

Owner name: R.E.M. PATENTS S.R.L.

Free format text: FORMER APPLICANT(S): R.E.M. HOLDING S.R.L.

FGA Letters patent sealed or granted (standard patent)