EP4070434A4 - An integrated electric propulsion assembly - Google Patents

An integrated electric propulsion assembly Download PDF

Info

Publication number
EP4070434A4
EP4070434A4 EP20895249.9A EP20895249A EP4070434A4 EP 4070434 A4 EP4070434 A4 EP 4070434A4 EP 20895249 A EP20895249 A EP 20895249A EP 4070434 A4 EP4070434 A4 EP 4070434A4
Authority
EP
European Patent Office
Prior art keywords
electric propulsion
integrated electric
propulsion assembly
assembly
integrated
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.)
Pending
Application number
EP20895249.9A
Other languages
German (de)
French (fr)
Other versions
EP4070434A1 (en
Inventor
Raffaelo Verna
Riley GRIFFIN
Nathan Wiegman
Manon Belzile
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.)
Beta Air LLC
Original Assignee
Beta Air LLC
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
Priority claimed from US16/703,225 external-priority patent/US11383850B2/en
Priority claimed from US16/910,255 external-priority patent/US11679891B2/en
Application filed by Beta Air LLC filed Critical Beta Air LLC
Publication of EP4070434A1 publication Critical patent/EP4070434A1/en
Publication of EP4070434A4 publication Critical patent/EP4070434A4/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B64D27/02—Aircraft characterised by the type or position of power plants
    • B64D27/24—Aircraft characterised by the type or position of power plants using steam or spring force
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K9/00—Arrangements for cooling or ventilating
    • H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
    • H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
    • H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C29/00—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft
    • B64C29/0008—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded
    • B64C29/0016—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers
    • B64C29/0025—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers the propellers being fixed relative to the fuselage
    • 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
    • Y02T50/40—Weight reduction
    • 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)
  • Power Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
EP20895249.9A 2019-12-04 2020-09-18 An integrated electric propulsion assembly Pending EP4070434A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/703,225 US11383850B2 (en) 2019-06-06 2019-12-04 Integrated electric propulsion assembly
US16/910,255 US11679891B2 (en) 2019-06-06 2020-06-24 Integrated electric propulsion assembly
PCT/US2020/051396 WO2021112940A1 (en) 2019-12-04 2020-09-18 An integrated electric propulsion assembly

Publications (2)

Publication Number Publication Date
EP4070434A1 EP4070434A1 (en) 2022-10-12
EP4070434A4 true EP4070434A4 (en) 2023-12-13

Family

ID=76221125

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20895249.9A Pending EP4070434A4 (en) 2019-12-04 2020-09-18 An integrated electric propulsion assembly

Country Status (2)

Country Link
EP (1) EP4070434A4 (en)
WO (1) WO2021112940A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11447244B1 (en) * 2021-06-29 2022-09-20 Beta Air, Llc System and method for airspeed estimation utilizing propulsor data in electric vertical takeoff and landing aircraft
FR3125796B1 (en) * 2021-07-29 2024-06-28 Safran Helicopter Engines Propeller for aircraft propulsion assembly, propulsion assembly and method of using such a propulsion assembly
US11623762B1 (en) * 2021-09-17 2023-04-11 Beta Air, Llc System and method for actuator monitoring for an electric aircraft
US11964223B1 (en) * 2022-10-15 2024-04-23 Beta Air, Llc Methods and apparatus for an inertial separation of air in an electric aircraft

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120267974A1 (en) * 2011-04-19 2012-10-25 Advantron Technologies LLC Electromagnetic motor-generator unit
US20180219464A1 (en) * 2014-07-23 2018-08-02 Clearwater Holdings, Ltd. Flux machine
WO2019164933A1 (en) * 2018-02-20 2019-08-29 Wright Electric, Inc, Electric motors for aircraft propulsion and associated systems and methods
US20190329858A1 (en) * 2018-03-16 2019-10-31 Joby Aero, Inc. Aircraft Drag Reduction System And Internally Cooled Electric Motor System And Aircraft Using Same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4352034A (en) * 1980-12-22 1982-09-28 General Electric Company Stator core with axial and radial cooling for dynamoelectric machines wth air-gap stator windings
US20050035678A1 (en) * 2003-08-11 2005-02-17 Ward Terence G. Axial flux motor mass reduction with improved cooling
NO20054704D0 (en) * 2005-10-13 2005-10-13 Sway As Method and method for wind turbines and propulsion systems with magnetically stable main bearing and load control system
US7318759B2 (en) * 2006-06-07 2008-01-15 Honeywell International, Inc. Preload system for bearings in a waterjet propulsion apparatus
US7950505B2 (en) * 2008-06-18 2011-05-31 Paruvathy Arumugam Mechanically ventilated disc brake rotor
DE102011082353B4 (en) * 2011-09-08 2021-04-01 Siemens Aktiengesellschaft Stator for an electric motor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120267974A1 (en) * 2011-04-19 2012-10-25 Advantron Technologies LLC Electromagnetic motor-generator unit
US20180219464A1 (en) * 2014-07-23 2018-08-02 Clearwater Holdings, Ltd. Flux machine
WO2019164933A1 (en) * 2018-02-20 2019-08-29 Wright Electric, Inc, Electric motors for aircraft propulsion and associated systems and methods
US20190329858A1 (en) * 2018-03-16 2019-10-31 Joby Aero, Inc. Aircraft Drag Reduction System And Internally Cooled Electric Motor System And Aircraft Using Same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021112940A1 *

Also Published As

Publication number Publication date
EP4070434A1 (en) 2022-10-12
WO2021112940A1 (en) 2021-06-10

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Legal Events

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STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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STAA Information on the status of an ep patent application or granted ep patent

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17P Request for examination filed

Effective date: 20220608

AK Designated contracting states

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20231113

RIC1 Information provided on ipc code assigned before grant

Ipc: B64C 29/00 20060101ALI20231107BHEP

Ipc: H02K 11/33 20160101ALI20231107BHEP

Ipc: H02K 7/14 20060101ALI20231107BHEP

Ipc: B64D 27/24 20060101ALI20231107BHEP

Ipc: H02K 9/06 20060101ALI20231107BHEP

Ipc: H02K 1/00 20060101AFI20231107BHEP

RIN1 Information on inventor provided before grant (corrected)

Inventor name: BELZILE, MANON

Inventor name: WIEGMAN, NATHAN

Inventor name: GRIFFIN, RILEY

Inventor name: VERNA, RAFFAELLO