Patent application number | Description | Published |
20080302238 | Method of Adjusting an Installation for the Adsorption Treatment of a Gas - The invention relates to a method of adjusting a unit that is used to control an installation for the adsorption treatment of a gas, comprising: at least a first member and a second member ( | 12-11-2008 |
20090014671 | Cryogenic Solenoid Valve - Solenoid valve including a seat body connected via an elongate tube to a valve head supporting the electromagnetic actuator, wherein said valve head is sealingly mounted in a wall of an evacuated valve box insulating the tube and the seat body from the outside. The invention is useful in particular in controlling a flow of cryogenic fuel, specifically liquid hydrogen, in a motor vehicle. | 01-15-2009 |
20090025400 | Device and Method for Protecting a Cryogenic Tank and Tank Comprising Such a Device - Method for protecting a cryogenic tank, the tank comprising two concentric casings between them delimiting an inter-wall space in which a so-called low pressure obtains, the method involving: a step of detecting an impact on the tank and/or an increase in pressure within the inter-wall space, characterized in that it involves a step of generating a stream of inert gas within the inter-wall space only if an impact on the tank of a determined intensity and/or a determined increase in pressure at the inter-wall space is/are detected. | 01-29-2009 |
20090090725 | Method for Producing a Reservoir and the Thus Obtained Reservoir - The invention relates to a method for producing a reservoir, in particular a cryogenic reservoir, provided with two concentric envelops ( | 04-09-2009 |
20090107577 | Method and Device for Filling Pressure Gas Containers - The inventive method for filling a pressure gas container from a gas source pressure with a high pressure for a predetermined filling time selected or calculated prior to filling and at a determined temperature consists in forming a connection in the form of a fluid passage between the source and container, in carrying out a plurality of the passage opening-closing sequences during predetermined sub-intervals of the predetermined filling time, wherein the curve of a current pressure in the container follows, according to a time, a theoretical straight line linking the pressure measured prior to filling and after thereof during the filling time, the predetermined filling time is subdivided into a number of the time sub-intervals ranging from two to several hundreds and having respective determined duration, preferably ranging from 5 and 20 seconds. | 04-30-2009 |
20090151812 | METHOD AND DEVICE FOR FILLING A TANK WITH A PRESSURIZED GAS - Method for filling a tank with a pressurized gas, in particular a vehicle tank with hydrogen, including the step of compressing the gas from a first gas source in order to fill said tank directly or via at least one buffer vessel, wherein the compression step is carried out using the energy from a working fluid, said method being characterized in that it comprises a step of heat exchange between said compressed gas and said working fluid. | 06-18-2009 |
20100193070 | Method for Filling a Tank with Pressurized Gas - The invention relates to a method for filling a tank with pressurized gas, particularly hydrogen in the tank of a vehicle, using a filling station that comprises: a plurality of buffer containers for containing the pressurized gas and filling the tank through successive pressure balancing phases; a device for generating a pressurized gas and for filling said buffer containers from a fluid source; wherein the method comprises a tank filling step by gas transfer from a buffer container and simultaneously by gas transfer directly from the source via the gas generation device, characterized in that the pressurized-gas generation device includes a compressor connected to the buffer containers and in that the compressor supplies gas to the tank from a gas source including a first buffer container for at least part of a pressure balancing phase between at least one second buffer container and a tank, the buffer containers being successively used as sources by the compressor after being used for pressure balancing with the tank. | 08-05-2010 |
20100212772 | Hydrogen Filling Method And Station - Hydrogen filling station, in particular, for refilling vehicle tanks with hydrogen gas, comprising a source reservoir designed to hold liquid hydrogen (LH2), a pipe for withdrawing liquid hydrogen from the source reservoir to at least one user station, an electric cryogenic pump arranged within the withdrawing pipe and an electric power supply connected to the cryogenic pump to supply the same with electricity, characterized in that the electric energy supply comprises at least one fuel cell. | 08-26-2010 |
20100294393 | Method for Filling a Pressurized Gas Container - The invention relates to a method for filling a gas tank at a pressure P | 11-25-2010 |
20110070103 | Device and Method for Pumping a Cryogenic Fluid - The invention relates to a device for pumping a cryogenic fluid, consisting of a tank for storing a cryogenic fluid containing cryogenic liquid, a cryogenic pump having an inlet pressure loss, and a suction line connecting the tank to the pump, said pumping device including a system for controlling the pressure in the tank for selectively maintaining said pressure at least equal to the saturation pressure of the stored cryogenic fluid plus the inlet pressure loss of the cryogenic pump and optionally plus the value of the pressure losses owing to the pipes forming the suction line connecting the tank to the pump. The invention is characterized in that the pressure-control system includes a duct connecting a high-pressure outlet of the pump to the tank for selectively returning the pumped cold fluid to the tank, said duct including an expansion valve for returning cold gas to the tank. | 03-24-2011 |
20130019957 | Gas-Dispensing Device and Facility Comprising Such a Device - The invention relates to a gas-dispensing device for connecting a plurality of pressurized gas sources (E | 01-24-2013 |
20140186258 | METHOD FOR PRODUCING HYDROGEN FROM BIOGAS - The present invention relates to a method for producing hydrogen by steam-reforming biomethane and producing hydrogen by purifying the shifted syngas by PSA, including at least one step of purifying a first portion of the biogas supplied for producing biomethane, which is reformed, the resulting syngas being shifted and purified by PSA. The waste gas from the PSA is used as secondary fuel for the reforming furnace, raw or partially purified biogas being used as primary fuel for the furnace. | 07-03-2014 |
20150040985 | TAP FOR A STORAGE CONTAINER, CONTAINER PROVIDED WITH SUCH A TAP, AND CORESPONDING USE - The invention relates to a tap including a body, which is provided with a gas inlet that is to be connected to the storage space of a container, a bleed-off circuit, including a downstream end, characterized in that the tap further includes a circuit for selectively controlling the movement of the isolation valve into the first position for opening the bleed-off circuit, the control circuit including a first end connected to the valve, and a second end that can be selectively coupled to an actuator of a gas bleed-off member, in order to selectively electrically control the movement of the valve into the position for opening the bleed-off circuit. | 02-12-2015 |