Patents by Inventor Viviane Ciais

Viviane Ciais has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220235973
    Abstract: Air conditioning system for a cabin of an air or rail transport vehicle, comprising: a pneumatic turbine engine that comprises at least one compressor and at least one turbine (126) and is connected by a mechanical shaft extending along an axis, referred to as the turbine engine axis (132), said turbine comprising an air inlet and an air outlet; and a water extraction loop that comprises a heater (110), a condenser (112) and a water separator (114), is fluidically arranged between an air outlet of the compressor and the air inlet of said turbine (126), and is configured to dry the air supplied to said turbine (126), characterized in that said heater (110), said condenser (112), and said water separator (114) are arranged in series on the turbine engine axis (132) or around said axis, forming the air inlet of said turbine (126).
    Type: Application
    Filed: September 2, 2020
    Publication date: July 28, 2022
    Applicant: LIEBHERR-AEROSPACE TOULOUSE SAS
    Inventors: Mickael Bregoli, Arnaud Caron, Viviane Ciais
  • Publication number: 20210394910
    Abstract: The invention relates to a loop (40) for extracting water from an air conditioning system of a cabin (5) of an air or rail transport vehicle comprising an air cycle turbine engine (20), the loop comprising: a condenser (41); a three-dimensional mesh grid (45) housed in an outlet box (42) of the condenser and configured to be able to capture water droplets in a stream of moist air condensed by the condenser; a water recovery unit (46) opening on the condenser outlet box (42) and arranged under the three-dimensional mesh grid (45) so as to be able to recover, by force of gravity, the water collected by the three-dimensional mesh grid (45); an air return pipe (44) linking the outlet box (42) to a supply interface for directly or indirectly supplying the turbine of the air conditioning system.
    Type: Application
    Filed: October 22, 2019
    Publication date: December 23, 2021
    Inventors: Viviane CIAIS, Arnaud CARON
  • Publication number: 20150316071
    Abstract: A centrifugal gas compressor or pump comprising a body, a wheel rotatably mounted within the body around a wheel axis, the wheel comprising a hub, a set of blades fastened to the hub, the body comprising a diffuser placed on the periphery of the wheel and a fluid intake placed facing the hub, the blades comprising a first edge facing the intake and a second edge facing the diffuser so that a fluid travels from the intake to the diffuser, the second edges being located inside a blade-enveloping cylinder centred on the wheel axis. The wheel comprises a toothed ring fastened to the wheel, which extends radially past the enveloping cylinder to form a diffuser wall.
    Type: Application
    Filed: December 4, 2013
    Publication date: November 5, 2015
    Applicant: THY ENGINEERING
    Inventors: St├ęphan Aubin, Viviane Ciais, Mathieu Roumeas