Title:
SUPERSONIC SPEED ATTENUATOR COMPRISING A DE-ICING DEVICE FOR AN AIR INLET OF AN AIRCRAFT POWER PLANT, AND CORRESPONDING DE-ICING METHOD
Document Type and Number:
WIPO Patent Application WO/2022/073892
Kind Code:
A1
Abstract:
Disclosed is a supersonic speed attenuator (2) for an air inlet (5) of an aircraft power plant (8), comprising a conical external wall (20) with a tapered end (21) upstream and an internal dividing wall (22) that delimits, with the conical external wall (20), a cavity (23); the supersonic speed attenuator (2) further comprising a de-icing device (1) comprising: an internal wall (10) mounted in the cavity (23) opposite the conical external wall (20) so that, together, the two walls delimit a calibrated de-icing volume; at least one member (11) for supplying a de-icing air flow (FD), opening into the de-icing volume; and at least one member (12) for discharging the de-icing air flow (FD) from the de-icing space.
Inventors:
JORET JEAN-PHILIPPE (FR)
LEMOINE DAMIEN (FR)
LAMPAERT CHARLES-ANTOINE (FR)
KIOUA HAZEM (FR)
LEMOINE DAMIEN (FR)
LAMPAERT CHARLES-ANTOINE (FR)
KIOUA HAZEM (FR)
Application Number:
PCT/EP2021/077201
Publication Date:
April 14, 2022
Filing Date:
October 01, 2021
Export Citation:
Assignee:
SAFRAN NACELLES (FR)
International Classes:
F02C7/047; B64D15/04
Foreign References:
| US2820601A | 1958-01-21 | |||
| RU2659426C1 | 2018-07-02 | |||
| CH330268A | 1958-05-31 |
Attorney, Agent or Firm:
ARGYMA (FR)
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