OXYGEN CONCENTRATOR SYSTEMS AND METHODS
Described herein are various embodiments of an oxygen concentrator system. In some embodiments, oxygen concentrator system includes one or more components that improve energy usage during operation of the oxygen concentrator system.
1 - 41 . (canceled)
42 . An oxygen concentrator apparatus, comprising:
one or more canisters, wherein at least one of the canisters comprises a first end having a diameter larger than a diameter of a second end of the canister; and
gas separation adsorbent disposed in at one of the canisters, wherein the gas separation adsorbent separates at least some nitrogen from air in the canister to produce oxygen enriched gas.
43 . The oxygen concentrator apparatus of claim 42 , wherein at least one of the canisters comprises one or more baffles.
44 . The oxygen concentrator apparatus of claim 42 , wherein at least one canister comprising a first end having a diameter larger than the diameter of a second end of the canister comprises one or more baffles.
45 . The oxygen concentrator apparatus of claim 44 , wherein the baffles are configured to redirect flow of gas through the canister.
46 . The oxygen concentrator apparatus of claim 42 , wherein at least one canister comprising a first end having a diameter larger than the diameter of a second end of the canister is configured to produce of flow of gas in the canister having a Reynolds number ranging from about 10 to about 20.
47 . The oxygen concentrator apparatus of claim 42 , wherein at least one canister comprising a first end having a diameter larger than the diameter of a second end of the canister is configured to produce of flow of gas in the canister having a Reynolds number ranging from about 10 to about 18.
48 . The oxygen concentrator apparatus of claim 42 , wherein at least one of the canisters comprises one or more polymers.
49 . The oxygen concentrator apparatus of claim 42 , wherein at least one of the canisters comprises one or more polyamides.
50 . The oxygen concentrator apparatus of claim 42 , wherein at least one of the canisters is composed of a polymer having a coating comprised of glass.
51 . The oxygen concentrator apparatus of claim 42 , wherein at least one of the canisters is composed of a polymer having a coating comprised of one or more metals.
52 . The oxygen concentrator apparatus of claim 42 , wherein an internal surface of at least one of the canisters comprises one or more metal coatings, and wherein at least one of the coatings is applied to the canister by sputtering one or more metals on the surface.
53 . The oxygen concentrator apparatus of claim 42 , further comprising a compression system comprising at least one compressor coupled to at least one canister.
54 . The oxygen concentrator apparatus of claim 42 , further comprising a controller.
55 . The oxygen concentrator apparatus of claim 42 , wherein the oxygen concentrator apparatus has a weight of less than about 5 lbs.
56 - 86 . (canceled)