Liquid hydrogen vaporizer
AssigneeToyota Jidosha Kabushiki Kaisha
InventorNaoaki ITO
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Abstract
A liquid hydrogen vaporizer for performing heat exchange between liquid hydrogen and helium gas and vaporizing liquid hydrogen, comprising: a lower first column tube which is a fin tube composed of a tube through which liquid hydrogen flows and a fin assembly attached to an outer periphery of the tube; and a lower casing through which helium gas flows outside the lower first column tube, wherein the fin assembly is composed of a sleeve covered on an outer surface of the tube and a plurality of fins attached to an outer peripheral surface of the sleeve, and the sleeve is slidable in a longitudinal direction of the tube.
Claims5
A liquid hydrogen vaporizer that performs heat exchange between liquid hydrogen and a heating medium and that vaporizes liquid hydrogen, the liquid hydrogen vaporizer comprising:
- a fin tube that is configured of a tube through which liquid hydrogen flows and a fin assembly that is attached to an outer periphery of the tube;
- and
- a casing in which the heating medium flows on an outer side of the fin tube accommodated inside the casing,
- wherein the fin assembly is configured of
- a sleeve that is mounted on an outer surface of the tube, and
- a plurality of fins attached to an outer peripheral surface of the sleeve, and
- wherein the sleeve is slidable in a longitudinal direction of the tube.
Dependencies are inferred from the claim text.