CONTROL SYSTEM ARCHITECTURE FOR ATMOSPHERIC SUIT

    公开(公告)号:US20230179442A1

    公开(公告)日:2023-06-08

    申请号:US17552465

    申请日:2021-12-16

    CPC classification number: H04L12/40 H04L67/12 B64G6/00 H04L2012/40215

    Abstract: A control system in an atmospheric suit includes a broadcast-type controller area network (CAN) bus and a plurality of motor controllers coupled to the CAN bus. Each of the plurality of motor controllers has a same software design and performs a different control operation based on an assigned hardware address. The control system also includes one or more sensors to sense one or more parameter values in the atmospheric suit and to provide the one or more parameter values on the CAN bus. A primary controller communicates with the plurality of motor controllers via the CAN bus and provides communication to a wearer of the atmospheric suit or communication outside the atmospheric suit outside the CAN bus.

    Shell and tube heat exchanger with perforated fins interconnecting the tubes

    公开(公告)号:US10935322B2

    公开(公告)日:2021-03-02

    申请号:US16128032

    申请日:2018-09-11

    Abstract: Disclosed is a tube assembly for a shell and tube heat exchanger, the tube assembly having: a plurality of tubes respectively extending in a lengthwise direction L to a respective plurality of opposing ends at respective opposing internal ends of the heat exchanger, the plurality of tubes being collectively arranged in a first grid pattern, wherein the plurality of tubes form a respective plurality of grid nodes; and a plurality of fins connecting the plurality of tubes to form a respective plurality of grid edges, the plurality of fins extending to opposing ends of the plurality of tubes, wherein the plurality of fins each include a plurality of through holes formed therein.

    EVAPORATORS AND EVAPORATIVE COOLING METHODS FOR GARMENTS

    公开(公告)号:US20210300604A1

    公开(公告)日:2021-09-30

    申请号:US16829437

    申请日:2020-03-25

    Abstract: An evaporator includes a housing with a first end and a longitudinally opposite second end, a hydrophobic membrane arranged within the housing fluidly coupling the first end of the housing to the second end of the housing, and a hydrophilic surface. The hydrophilic surface is arranged within the housing between the first end and the second end of the housing and is spaced apart from the hydrophobic membrane to draw liquid water away from the hydrophobic hollow fiber membrane. Spacesuits and environmental control methods are also described.

    SHELL AND TUBE HEAT EXCHANGER WITH PERFORATED FINS INTERCONNECTING THE TUBES

    公开(公告)号:US20200080789A1

    公开(公告)日:2020-03-12

    申请号:US16128032

    申请日:2018-09-11

    Abstract: Disclosed is a tube assembly for a shell and tube heat exchanger, the tube assembly having: a plurality of tubes respectively extending in a lengthwise direction L to a respective plurality of opposing ends at respective opposing internal ends of the heat exchanger, the plurality of tubes being collectively arranged in a first grid pattern, wherein the plurality of tubes form a respective plurality of grid nodes; and a plurality of fins connecting the plurality of tubes to form a respective plurality of grid edges, the plurality of fins extending to opposing ends of the plurality of tubes, wherein the plurality of fins each include a plurality of through holes formed therein.

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