Catalytic fuel tank inerting system

    公开(公告)号:US10569896B2

    公开(公告)日:2020-02-25

    申请号:US15849274

    申请日:2017-12-20

    Abstract: A fuel tank inerting system is disclosed. In addition to a fuel tank, the system includes a catalytic reactor with an inlet, an outlet, a reactive flow path between the inlet and the outlet, and a catalyst on the reactive flow path. The catalytic reactor is arranged to receive fuel from the fuel tank and air from an air source, and to react the fuel and air along the reactive flow path to generate an inert gas. The system also includes an inert gas flow path from the catalytic reactor to the fuel tank. The system also includes (a) an air distributor in the catalytic reactor arranged to distribute air along the reactive flow path, or (b) non-uniform catalyst loading or non-uniform catalyst composition along the reactive flow path, or both (a) and (b).

    Environmental control system
    5.
    发明授权

    公开(公告)号:US11577841B2

    公开(公告)日:2023-02-14

    申请号:US16718253

    申请日:2019-12-18

    Abstract: A method and system for controlling fresh air flow into a controlled environment are disclosed herein. The method comprises: measuring, using a sensor, a predetermined property in the controlled environment; estimating, by a controller, a number of people inside the controlled environment based on the measured property, and setting, by the controller, a rate of fresh air flow to the controlled environment based at least in part on the estimated number of people inside the controlled environment.

    AIRCRAFT CABIN AIR MONITOR
    6.
    发明申请

    公开(公告)号:US20200298982A1

    公开(公告)日:2020-09-24

    申请号:US16898999

    申请日:2020-06-11

    Abstract: An environmental control system that includes a first environmental control system pack, a first recirculation fan assembly, and a cabin air sensor unit. The first environmental control system pack is arranged to provide conditioned air to an aircraft cabin. The first recirculation fan assembly is arranged to recirculate a first cabin air fluid flow back to the aircraft cabin. The cabin air sensor unit is arranged to provide a first air quality signal indicative of an air quality of the first cabin air fluid flow to a controller.

    OXYGEN SENSING FOR FUEL TANK INERTING SYSTEM
    9.
    发明申请
    OXYGEN SENSING FOR FUEL TANK INERTING SYSTEM 有权
    氧气感应系统的氧气感应

    公开(公告)号:US20170014752A1

    公开(公告)日:2017-01-19

    申请号:US14799169

    申请日:2015-07-14

    Abstract: An air separation system includes an air separation module configured to receive feed air and separate the feed air into nitrogen-enriched air and oxygen-enriched air. The air separation module includes an inlet header, an outlet header, and an oxygen sensor located in the outlet header and configured to sense a concentration of oxygen in the nitrogen-enriched air.

    Abstract translation: 空气分离系统包括空气分离模块,其被配置为接收进料空气并将进料空气分离成富氮空气和富氧空气。 空气分离模块包括入口集管,出口集管和位于出口集管中的氧传感器,并且被配置为感测富氮空气中的氧浓度。

    Aircraft environmental control system

    公开(公告)号:US11702212B2

    公开(公告)日:2023-07-18

    申请号:US17134728

    申请日:2020-12-28

    Abstract: An aircraft environmental control system includes means for mixing and conditioning bleed air from a bleed air input and recirculation air from an aircraft interior to provide mixed, conditioned air to the aircraft interior. The system also includes a first contaminant removal device and a second contaminant removal device arranged in a path of at least part of the recirculation air, prior to the means for mixing and conditioning, and a valve (SV1) arranged to alternate flow of recirculation air through the first and second contaminant removal devices.

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