A system for collecting, generating, and transmitting Gigawatt scale energy is provided. The system comprises a geographically dispersed network comprising a plurality of nodes, each node comprising: a water source; renewable energy sources comprising: a wind turbine string of a plurality of wind turbines; and a solar photovoltaic string; a nodal substation in electrical communication with the renewable energy sources. The nodal substation comprises: at least one electrolyser in electrical communication with the renewable energy sources, the at least one electrolyser configured to convert water from the water source into hydrogen, or hydrogen compound, with electricity from the renewable energy sources; a compressor to compress hydrogen, or hydrogen compound, from the at least one electrolyser into a pipeline fluidly connecting each node. The nodal substation is positioned a distance from the renewable energy sources such that energy transfer efficiency to a load exceeds traditional high voltage power transmission.

A reciprocating compressor 1A includes a compression part 2 compressing, by a piston 6, gas sucked into a cylinder 4 through a suction valve 36, and discharging the compressed gas through a discharge valve 51, a piston drive part 3 supplying a force to the piston 6 to reciprocate the piston 6 via a piston rod 9 coupled to the piston 6, and a housing 17 accommodating the compression part 2 and forming a vacuum region around the compression part 2.

The invention relates to an apparatus for compressing cryogenic fluid, comprising a sealed enclosure intended to contain a bath of cryogenic fluid, a compression chamber communicating with the bath, an intake system communicating with the compression chamber and configured to allow the inlet of fluid to be compressed into the compression chamber, and a mobile piston for compressing the fluid in the compression chamber, the apparatus also comprising an evacuation system communicating with the compression chamber and configured to allow the outlet of compressed fluid, the piston being mounted at a first end of a rod, the apparatus comprising a mechanism for driving the rod in a back and forth movement along a longitudinal direction, the drive mechanism comprising a motor provided with a rotating shaft and a mechanical system converting the rotary movement of the rotating shaft into a movement in translation of a head sliding along the longitudinal direction and to which a second end of the rod is connected, characterized in that the head is mounted so as to slide and to be guided by two fixed guide rails situated on either side of the head, and in that the head and/or one rail comprises a resilient portion, the resilient portion being configured to generate, on the rail or rails, a force transverse to the longitudinal direction.

A hybrid vehicle comprising a liquefied light hydrocarbon or hydrogen (LLH) fuel system is disclosed. The fuel system comprises an insulated fuel tank having a buffer space containing vaporized fuel, an orifice plate and a fuel coil conveying a first fuel vapor to a buffer tank through a first solenoid valve; a fuel line conveying a second fuel vapor through a second solenoid valve to the buffer tank and a pressure regulator, wherein an outlet to the buffer tank connects to the pressure regulator and wherein an outlet of the pressure regulator is adapted to connect to a fuel inlet to an energy conversion device selected from the group of fuel cells, Stirling engines and internal combustion engines. Methods of using the hybrid vehicle are also disclosed.

A liquefied light hydrocarbon (LLH) fuel system for a hybrid electric vehicle is disclosed. The fuel system uses a stable supply of vaporized (LLH) fuel to meet the highly variable power demand from the vehicle's power train by 1) adjusting the evaporation rate inside an insulated fuel tank through a heat delivery system, 2) managing the amount of compressed fuel vapor stored inside a buffer tank and 3) using an electric energy storage means to provide for rapid fluctuations in demand. In an embodiment the apparatus comprises an insulated fuel tank, a buffer tank, a heat delivery system, an energy conversion means to convert the vaporized fuel into electricity and an electric energy storage means that can provide for rapid variations of power demand from the vehicle. Methods of using the fuel system under various operational scenarios are also disclosed.

The present application discloses a hydrogen station for supplying hydrogen to a tank of a tank-equipped device. The hydrogen station includes: an integrated controller for integrally controlling devices provided in the hydrogen station; a sensing portion for sensing leaked hydrogen which has leaked inside the integrated controller; a ventilation device performing a high ventilation measure of performing ventilation for air inside the integrated controller or an explosion prevention device performing an internal pressure-based explosion protection measure of creating a pressure-increased state inside the integrated controller; and a compressor unit including a compressor, which is used as one of the devices, and a housing, in which the compressor is stored. The integrated controller is mounted on the housing, and is electrically connected to the compressor via a through-hole formed in the housing to control the compressor.

An installation for pumping cryogenic fluid including a fluidtight enclosure to contain a bath of cryogenic fluid, the enclosure housing a compression chamber communicating with the bath and a movable piston to compress the fluid in the compression chamber, the piston being mounted at a first end of a rod, the apparatus including a drive mechanism driving a second end of the rod in a back and forth movement in a longitudinal direction, the drive mechanism including a motor equipped with a rotary shaft and a mechanical conversion system converting the rotational movement of the rotary shaft into a translational movement, in the configuration of operation of the installation, the longitudinal direction of travel of the piston rod being vertical, the motor being fixed rigidly to an upper mounting structure.

An installation for pumping cryogenic fluid including a fluidtight enclosure configured to contain a bath of cryogenic fluid, the enclosure housing a compression chamber communicating with the bath and a piston that moves in order to compress the fluid in the compression chamber, the piston being mounted at a first end of a rod, the installation including a drive mechanism driving a second end of the rod) in a back and forth movement in a longitudinal direction of travel, the drive mechanism including a motor equipped with a rotary shaft and a mechanical conversion system converting the rotational movement of the rotary shaft into a translational movement, in the configuration of operation of the installation, the longitudinal direction of travel of the piston rod being vertical, the motor being fixed rigidly to an upper mounting structure.

A liquefied light hydrocarbon (LLH) fuel system for a hybrid vehicle is disclosed. The fuel system comprises an insulated fuel tank having a buffer space, a fuel control valve, wherein an outlet to the fuel tank connects to a first end of the fuel line, wherein an inlet of the fuel control valve connects to a second end of the fuel line and wherein an outlet of the fuel control valve is adapted to connect to a fuel inlet to an internal combustion engine; and a tank heating system comprising: a heating element, wherein the heating element is disposed adjacent to or within the fuel tank; a heating power control system, wherein the heating power control system controls the amount of heat produced by the heating element to vaporize the LLH fuel. Methods of using the fuel system are also disclosed.

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.