| abstract |
A station for filling pressurized gas tanks comprising a filling circuit having an upstream end connected to at least one source of gas and a downstream end, the filling circuit comprising a unit for compressing gas coming from the source, the filling station comprising a device for cooling the compressed gas comprising a heat exchanger situated in the filling circuit configured to provide heat exchange between the pressurized gas and a cooling fluid, the cooling device comprising a reserve of cryogenic liquid constituting the cooling fluid and a cooling circuit connecting the reserve of cryogenic liquid to the heat exchanger in order to transfer heat from the pressurized gas to the cryogenic liquid, the cooling circuit further comprising a gas sampling line connecting a volume containing the vaporized gas from the reserve to the heat exchanger. |