| 主权项 |
1. An oxygen transfill system comprising:
a liquid oxygen evaporation device, the liquid oxygen evaporation device comprising: an evaporation chamber adapted to receive a quantity of liquid oxygen and to evaporate a portion of the quantity of liquid oxygen into a quantity of gaseous oxygen, the evaporation chamber configured to store the liquid oxygen and the evaporated portion of liquid oxygen at a predetermined storage pressure, wherein the evaporation chamber includes an insulation layer configured to reduce the rate of heat transfer between the evaporation chamber and ambient environment; and a pressure regulator adapted to maintain the quantity of gaseous oxygen at the predetermined storage pressure in the evaporation chamber; wherein the liquid oxygen evaporation device is configured to be removably coupled with a portable compressed oxygen device configured to receive at least a portion of the quantity of gaseous oxygen from the liquid oxygen evaporation device and store received gaseous oxygen, wherein the predetermined storage pressure exceeds 500 psig, and wherein the oxygen transfill system is configured to be ambulated by a user. |
