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Method and system for providing a desired atmosphere within an enclosure

  • US 6,827,760 B2
  • Filed: 04/25/2003
  • Issued: 12/07/2004
  • Est. Priority Date: 09/06/2000
  • Status: Expired due to Fees
First Claim
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1. A method for providing a desired enclosed atmospheric environment within an enclosure for changing a physical characteristic of a user periodically residing in the enclosed atmospheric environment and breathing the same, comprising:

  • first obtaining predictive data indicative of a future composition of constituent gases of said enclosed atmospheric environment, said predictive data being dependent upon each of (a) through (c) following;

    (a) first data indicative of an expected gas exchange rate betweeen said enclosed atmospheric environment and an atmospheric environment external to said enclosue, wherein said enclosure is expected to have a first predetermined state related to a gas permeability therethrough;

    (b) second data indicative of an approximate volume of said enclosure; and

    (c) third data indicative of an expected rate at which one or more devices, operably associated with said enclosure for changing said enclosed atmospheric environment, changes a relative amount of at least one of the gases of said enclosed atmospheric environment, said one or more devices including one or more of;

    an oxygen concentrator, a CO2 scrubber and a nitrogen generator;

    said predictive data selected from the group consisting of;

    (a) data indicative of an oxygen volume in said enclosed environment;

    (b) data indicative of an oxygen consumption by one or more users in said enclosed environment;

    (c) data indicative of a rate of oxygen removal;

    (d) data indicative of an amount of air exiting said enclosed environment through said enclosure;

    (e) data indicative of an amount of air entering said enclosed environment through said enclosure;

    (f) data indicative of a volume of CO2 in said enclosed environment;

    (g) data indicative of a volume of CO2 being produced by one or more users;

    (h) data indicative of a CO2 production from one or more users of said enclosed environment;

    (i) data indicative of a CO2 portion of said air exchange rate exiting said enclosed environment;

    (j) data indicative of a CO2 portion of said air exchange rate entering said enclosed environment;

    (k) data indicative of an amount of CO2 removed from said enclosed environment by said CO2 scrubber;

    (l) data indicative of a relative amount of oxygen in said enclosed environment;

    (m) data indicative of a simulated altitude in said enclosed environment; and

    (n) data indicative of a concentration of CO2 in said enclosed environment;

    determining, using said predictive data, one or more components for providing an interior of said enclosure with a simulation of a desired altitude, said one or more components including said one or more devices for providing said future composition of constituent gases having a desired characteristic of said enclosed atmospheric environment indicative of the desired simulated altitude;

    second providing control information for controlling a composition of constituent gases of said enclosed atmospheric environment for simulating said desired simulated altitude which is different from that of the atmospheric environment external to said enclosure;

    wherein said control information is used in controlling said one or more devices for changing a composition of said constituent gases of said enclosed atmospheric environment.

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