Abstract: The invention relates to an installation for storing and distributing cryogenic fluid, for example liquid hydrogen, comprising a cryogenic reservoir which is buried below the ground, a liquid withdrawal circuit connected to the reservoir with a downstream end located above the ground and designed to be connected to a consumer, the withdrawal circuit comprising a cryogenic pump arranged above the ground, the installation comprising a pipe for the recovery of vaporization gas generated inside the cryogenic pump, having a downstream end connected to the reservoir, the pipe for the recovery of the vaporization gases comprising at least one device for controlling the pressure and/or flow rate of the vaporization gas returned to the reservoir and the device for controlling the pressure and/or flow rate being configured to control the pressure inside the reservoir at a pressure level which is greater than the pressure at the inlet of the cryogenic pump.

Abstract: The invention relates to a fluid-compression device including a compression chamber comprising a movable piston, the device comprising a first end housing a first end of the compression chamber, the device comprising a second end housing a second end of the compression chamber, the piston being translatable between the first and second ends of the compression chamber, the device comprising a regeneration pipe connecting the first and second ends of the compression chamber and including a regenerator, the device comprising a supply pipe comprising an upstream end intended to be connected to a source of fluid to be compressed and a downstream end opening into the first end of the compression chamber, the supply pipe comprising a valve assembly, the device comprising a pipe for discharging the compressed fluid comprising an upstream end connected to the compression chamber and a downstream end intended to be connected to a receiver of the compressed fluid, the discharge pipe comprising a valve assembly, characte

Abstract: The invention relates to a device for compressing a fluid, said device having a compression chamber accommodating a piston that is able to move in translation between the first and second ends of the compression chamber, the device comprising a regeneration circuit connecting the first and second ends of the compression chamber and having a regenerator, the supply pipe comprising a set of one or more valves, the device comprising at least one pipe for discharging the compressed fluid, said discharge pipe comprising an upstream end connected to the compression chamber and a downstream end intended to be connected to a receiver of the compressed fluid, wherein the regeneration circuit comprises, between the regenerator and the first end of the compression chamber, a heat exchanger that is configured to ensure an exchange of heat between the flow of fluid that has passed through the regenerator and a cold source.

Abstract: The invention relates to a fluid compression device comprising a compression chamber accommodating a piston that is able to move between first and second ends of the compression chamber, the device comprising a regeneration circuit connecting the first and second ends of the compression chamber and having a regenerator, the supply pipe comprising a set of one or more valves, the device comprising at least one compressed-fluid discharge pipe comprising an upstream end connected to the compression chamber and a downstream end intended to be connected to a receiver of the compressed fluid, the device comprising a bypass pipe comprising an upstream end connected to the regeneration circuit and a downstream end connected to a recovery member, the bypass pipe being configured to draw a fluid fraction during a regeneration phase during which the piston is moved from the second end towards the first end of the compression chamber.

Abstract: The invention relates to a fluid-compression device including a compression chamber comprising a movable piston, the device comprising a first end housing a first end of the compression chamber, the device comprising a second end housing a second end of the compression chamber, the piston being translatable between the first and second ends of the compression chamber, the device comprising a regeneration pipe connecting the first and second ends of the compression chamber and including a regenerator, the device comprising a supply pipe comprising an upstream end intended to be connected to a source of fluid to be compressed and a downstream end opening into the first end of the compression chamber, the supply pipe comprising a valve assembly, the device comprising a pipe for discharging the compressed fluid comprising an upstream end connected to the compression chamber and a downstream end intended to be connected to a receiver of the compressed fluid, the discharge pipe comprising a valve assembly, characte