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715
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Updated on
18/09/2025 [07:00:00]
Absstract of: GB2639297A
An apparatus for the photolysis of a solid target material comprising a chamber arranged to receive the target material, at least one emitter arranged to emit an electromagnetic radiation signal at or towards the target material, an electric field generator configured to generate an electric field within the chamber and a controller configured to control the electric field such that the EM radiation signal emitted is incident upon the target. Preferably the chamber is a vacuum chamber. Preferably the electric field strength is targeted on the excited bonds present in the target material. Preferably there are a plurality of electromagnetic radiation emitters, more preferably there is a radial array of emitters, alternatively the plurality of emitters may be arranged about the circumference of the chamber.
Absstract of: EP4617231A1
A hydrogen absorption/discharge device includes an absorption/discharge part, a first electrode located at a first end portion side of the absorption/discharge part, a second electrode located at a second end portion side of the absorption/discharge part, and buffer layers located respectively between the first electrode and the first end portion of the absorption/discharge part and between the second electrode and the second end portion of the absorption/discharge part; the absorption/discharge part includes a material that allows permeation of hydrogen and hydride-ion conduction; and the second end portion faces the first end portion.
Absstract of: EP4617405A1
The present invention provides a gas-liquid diffuser for hydrogen production by alkaline water electrolysis. The gas-liquid diffuser is arranged between an electrode plate and a diaphragm to form a gas-liquid diffusion layer, is made of a woven web or a mesh plate, and is formed to have a plurality of flow channels alternately arranged on both sides of the gas-liquid diffuser; and in a direction perpendicular to the flow channels, the cross section of the gas-liquid diffuser is in a wavy shape formed by the plurality of flow channels. By using the gas-liquid diffuser, contact resistance is effectively reduced, electrolysis efficiency is improved, stress concentration at a contact position is lowered, diaphragm is prevented from being crushed, flow resistance of a fluid is reduced, formation of a retention and backflow in an internal flow field is avoided, the risk of hydrogen and oxygen interpenetration is lowered, and it is useful to increase the contact area between an electrode surface and an alkaline electrolyte.
Absstract of: EP4618204A2
Method of manufacturing of a membrane with surface fiber structure, in particular for use in an electrolyzer or fuel cell, by inserting the polymer membrane into the vacuum chamber equipped with a magnetron sputtering system with a cerium oxide target in which an atmosphere of O2 and inert gas is formed and igniting the plasma which leads to simultaneous plasma etching of the membrane surface and deposition of cerium oxide onto the surface of etched membrane resulting in formation of fibers. The membrane is made of polymer and on at least one of its sides features porous surface made of fibers, the cross-sectional dimensions of which are lower than their length and which are integral and inseparable part of membrane body.
Absstract of: AU2023379054A1
2. The invention relates to a filter for treating process fluid such as that which in particular arises during hydrogen electrolysis, preferably for separating hydrogen and/or oxygen from process water, having a first filter element (10) and a second filter element (12), which encloses the first filter element (10) with the formation of a flow space (14) with a predefinable radial spacing, wherein each filter element (10, 12) has a filter medium (16, 18) through which the process fluid can flow in a flow-through direction (24) from the outside to the inside or preferably from the inside to the outside, wherein, seen in the flow-through direction (24), the one filter medium (16) forms a first degassing stage, which is used to enlarge gas bubbles through coalescence and to remove same from the process fluid through separation caused by buoyancy, and the subsequent further filter medium (18) forms a second degassing stage, which is used to remove very finely distributed gas bubbles remaining in the process fluid, again through coalescence and the separation of same through rising caused by buoyancy.
Absstract of: EP4618104A2
A solid or liquid fuel to plasma to electricity power source that provides at least one of electrical and thermal power comprising (i) at least one reaction cell for the catalysis of atomic hydrogen to form hydrinos, (ii) a chemical feel mixture comprising at least two components chosen from: a source of H<sub>2</sub>O catalyst or H<sub>2</sub>O catalyst; a source of atomic hydrogen or atomic hydrogen; reactants to form the source of H<sub>2</sub>O catalyst or H<sub>2</sub>O catalyst and a source of atomic hydrogen or atomic hydrogen; one or more reactants to initiate the catalysis of atomic hydrogen; and a material to cause the feel to be highly conductive, (iii) a fuel injection system such as a railgun shot injector, (iv) at least one set of electrodes that confine the fuel and an electrical power source that provides repetitive short bursts of low-voltage, high-current electrical energy to initiate rapid kinetics of the hydrino reaction and an energy gain due to forming hydrinos to form a brilliant-light emitting plasma, (v) a product recovery system such as at least one of an augmented plasma railgun recovery system and a gravity recovery system, (vi) a fuel pelletizer or shot maker comprising a smelter, a source of hydrogen and a source of H<sub>2</sub>O, a dripper and a water bath to form fuel pellets or shot, and an agitator to teed shot into the injector, and (vii) a power converter capable of converting the
Absstract of: MX2025009748A
A hydrogen generating cell comprising an input electrode plate pair, an output electrode plate pair, an additional X plate electrode positioned adjacent the output electrode plate pair, and a plurality of intermediate electrode plates disposed between the input and output electrode plate pairs. A plasma torch is spaced apart from and inductively coupled to the input electrode plate pair. A pulsed DC voltage is applied to the plasma torch and X-plate, while a lower voltage pulsed DC voltage is applied to the input and output electrode plate pair to cause generation of hydrogen gas from an aqueous solution in which the cell is immersed.
Absstract of: AT528039A1
Die vorliegende Erfindung betrifft eine Elektrolysevorrichtung (100) für eine Erzeugung eines Brennstoffs (B) in Elektrolysezellen wenigstens eines Elektrolysestapels (110), aufweisend einen Luftzuführabschnitt (122) zur Zufuhr von Zuluft (ZL) zu einer Luftseite (120) des Elektrolysestapels (110) und einen Luftabführabschnitt (124) zur Abfuhr von Abluft (AL) von der Luftseite (120) des Elektrolysestapels (110), weiter aufweisend einen Wasserzuführabschnitt (132) zur Zufuhr von Wasser (W) zu einer Brennstoffseite (130) des Elektrolysestapels (110) und einen Brennstoffabführabschnitt (134) zur Abfuhr von Brennstoffgemisch (BG), aufweisend Brennstoff (B) und Wasser (W), von der Brennstoffseite (130) des Elektrolysestapels (110), wobei der Brennstoffabführabschnitt (134) eine Kondensatorvorrichtung (140) aufweist für eine Kühlung des Brennstoffgemischs (BG) unter eine Kondensationstemperatur von Wasser (W), für ein Kondensieren und Abtrennen des Wassers (W) von dem Brennstoff (B), wobei im Brennstoffabführabschnitt (134) stromaufwärts der Kondensatorvorrichtung (140) ein Brennstoffgemisch-Zuluft-Wärmetauscher (150) in wärmeübertragendem Kontakt mit dem Luftzuführabschnitt (122) angeordnet ist für eine Übertragung von Wärme vom Brennstoffgemisch (BG) in die Zuluft (ZL).
Absstract of: WO2025186621A1
An apparatus, a system and a method for generating and storing hydrogen gas are disclosed. In one arrangement, an apparatus comprises a wind turbine, a solar array comprising at least one solar panel, an electrolyser unit having an electrolyser peak capacity and powered by the wind turbine and/or the solar array, and a pipeline configured to receive and store hydrogen from the electrolyser unit and having a length at least equal to 500 meters per 10MW of the electrolyser peak capacity. In another arrangement a method comprises generating energy at the wind turbine and the solar array comprising at least one solar panel, receiving the generated energy at the electrolyser unit, generating hydrogen gas with the generated energy by the electrolyser unit, and receiving and storing the generated hydrogen gas in a pipeline.
Absstract of: WO2025186440A1
The present invention relates to electrical energy storage apparatus, such as rechargeable electrical energy storage devices such as batteries. We describe an electrochemical cell comprising: a chamber containing an electrolyte and a porous membrane dividing the chamber into a first compartment and a second compartment. The cell includes a first electrode, associated with the first compartment; and a second electrode, associated with the second compartment. The first compartment contains a first triphasic gas storage material in contact with the first electrode; and the second compartment contains a second triphasic gas storage material in contact with the second electrode. The first compartment further contains hydrogen gas, and the second compartment contains oxygen gas. In preferred examples, the first and/or the second triphasic gas storage material is a material selected from a polymer of intrinsic microporosity, a metal-organic framework, a zeolite or a porous silicate.
Absstract of: WO2025185857A2
Disclosed is a process for producing hydrogen and a reactor used for this process. The reactor contains a first reaction space for oxidizing metal fuel selected from silicon, magnesium, iron, titanium, zinc, aluminum or alloy containing two or more of these metals with an oxidant and a second reaction space separated from the first reaction space for dehydrogenating hydrogen-containing chemicals into hydrogen and dehydrogenated products. The reactor contains a plurality of feed lines axially and/or radially and/or tangentially passing through the reactor jacket for feeding the inlet zone of the first reaction space with inert gas and/or metal fuel and/or oxidant as a result of which a vortex is formed at the interior of the reactor jacket, which vortex moves towards the direction of the outlet zone of the first reaction space or the reactor contains at least one electrolysis cell that is placed partially or in total within the first reaction space or is placed downstream a tube located within the first reaction space for performing electrolysis of the hot hydrogen-containing chemical within said electrolysis cell. With the reactor and the process of this invention hydrogen is generated from hydrogen-containing chemicals, such as water and metal fuel is used to generate thermal energy to promote the dehydrogenation reaction.
Absstract of: WO2025186606A1
An integrated system for power generation and method thereof is disclosed, for generating and utilizing hydrogen gas or oxyhydrogen gas for enhancing fuel efficiency, thereby providing energy efficient power generation. An electricity generation system (402) generates and store an electric current in a battery for processing a gas generator (100) i.e., hydrogen (H2) or oxyhydrogen (HHO) gas generator. In the gas generator (100) an Automatic Transmit Power Control power supply (102) stabilizes power transmission, providing constant current by a current source (104) to an electrolysis setup (106) for generating hydrogen (H2) gas or oxyhydrogen (HHO) gas. A thermostat regulates temperature, and a demister separates steam from the generated gas. A burner (200) combusts the generated gas. A steam boiler (302) converts water into high pressure steam using the generated gas. A steam turbine (304) converts the high-pressure steam into mechanical energy. An electricity generator (306) converts mechanical energy into electrical energy.
Absstract of: US2025283230A1
A method for producing an electrolysis cell includes a joining step of joining a frame portion of a protective sheet member provided between a membrane electrode assembly and a fluid-supply-side current collector to a portion of the membrane electrode assembly on the outer side of the covered portion where an electrolyte membrane is covered with an electrode catalyst layer to form a joint, and a joined body stacking step of stacking the membrane electrode assembly and the protective sheet member joined together on the fluid-supply-side current collector with the protective sheet member facing the fluid-supply-side current collector.
Absstract of: MX2025002826A
The problem addressed by the present invention is that of specifying a process for electrochemical production of LiOH from Li<sup>+</sup>-containing water using an electrochemical cell having a LiSICon membrane which is operable economically even on an industrial scale. The process shall especially have a high energy efficiency and achieve a long service life of the membrane even when the employed feed contains impurities damaging to LiSICon materials. The problem is solved by adjusting the flow conditions in the anodic compartment of the electrochemical cell such that the anolyte flows along the membrane at a certain minimum flow rate.
Absstract of: US2025281781A1
A gist of the present invention provides a flame extinction device which is excellent in flame propagation suppressive effect and in shock wave propagation suppressive effect, and a hydrogen production device including the flame extinction device. A flame extinction device (1) includes: a flame propagation suppression section (3) having a porous portion on the first pipe (10) side and/or the second pipe (22) side when seen from a connective piping section (20); and a pressure reduction section (2) that reduces a risen internal pressure at an end part of a third pipe (23) which is not orthogonal to any of the first pipe (10) and the second pipe (22).
Absstract of: MX2025002822A
The problem addressed by the present invention is that of specifying a process for producing lithium hydroxide which is very energy efficient. The process shall especially operate without consumption of thermal energy. The process shall be able to handle, as raw material, Li-containing waters generated during digestion of spent lithium-ion batteries. The LiOH produced by the process shall have a high purity sufficient for direct manufacture of new LIB. The process shall achieve a high throughput and have small footprint in order that it can be combined with existing processes for workup of used LIB/for production of new LIB to form a closed, continuous production loop. The process according to the invention is an electrolytic membrane process operating with a LiSICon membrane. It is a special aspect of the process that the electrolysis is operated up to the precipitation limit of the lithium hydroxide.
Absstract of: US2025214034A1
Hydrogen gas purifier electrochemical cells, systems for purifying hydrogen gas, and methods for purifying hydrogen gas are provided. The cells, systems, and methods employ double membrane electrode (DMEA) electrochemical cells that enhance purification while avoiding the complexity and cost of conventional cells. The purity of the hydrogen gas produced by the cells, systems, and methods can be enhanced by removing at least some intermediate gas impurities from the cells. The purity of the hydrogen gas produced by the cells, systems, and methods can also be enhanced be introducing hydrogen gas to the cells to replenish any lost hydrogen. Water electrolyzing electrochemical cells and methods of electrolyzing water to produce hydrogen gas are also disclosed.
Absstract of: AU2025201306A1
A water processing system includes an ultrafiltration membrane device (UF membrane device), a reverse osmosis membrane device (RO membrane device), an electric deionization device (EDI device), and an information processing device (edge computer). The information processing device controls operations of the ultrafiltration membrane device, the reverse osmosis membrane device, and the electric deionization device based on information on a water electrolysis device that obtains hydrogen by subjecting water to electrolysis. Water that is processed by the electric deionization device is supplied to the water electrolysis device. The water electrolysis device is able to obtain hydrogen by subjecting supplied water to electrolysis. A water processing system includes an ultrafiltration membrane device (UF membrane device) , a reverse osmosis membrane device (RO membrane device) , an electric deionization device (EDI device , and an information processing device (edge computer) . The information processing device controls operations of the ultrafiltration membrane device, the reverse osmosis membrane device, and the electric deionization device based on information on a water electrolysis device that obtains hydrogen by subjecting water to electrolysis. Water that is processed by the electric deionization device is supplied to the water electrolysis device. The water electrolysis device is able to obtain hydrogen by subjecting supplied water to electrolysis. eb w a t e r p r o c e s
Absstract of: US2025286385A1
A sea-land collaboration-based multi-energy coupling low-carbon new energy system includes a low-carbon power generation unit, a green fuel synthesis unit and an energy storage device which are arranged on a sea and an island, a green fuel comprehensive utilization unit and a carbon capture device which are arranged on the island and/or on land, and a multi-energy flow coupling-based sea-land collaborative low-carbon intelligent control center. The system generates power using abundant and stable solar energy and wind energy on the sea and the island, prepares hydrogen and ammonia using seawater, and the green fuel synthesis unit prepares green fuels using the prepared hydrogen and carbon dioxide produced by the system, such that the use of coal and natural gas in the green fuel comprehensive utilization unit is reduced; meanwhile, produced carbon dioxide is used as raw materials to prepare green fuels again.
Absstract of: US2025283595A1
A circular economy polygeneration system includes an electrolyzer operable to provide hydrogen and oxygen based on water. The system includes a hydrogen firing furnace operable to burn hydrogen and produce a first flue gas including water and nitrogen. The system also includes an oxy-firing furnace operable to burn hydrocarbon fuel with oxygen provided by the electrolyzer to produce a second flue gas comprising water and carbon dioxide. Moreover, the system includes a first condenser configured to produce nitrogen and a first stream of water based on the first flue gas. The system further includes a second condenser configured to produce carbon dioxide and a second stream of water based on the second flue gas. The first and second stream of water are used by the electrolyzer to provide the hydrogen and oxygen. Additionally, the system includes a carbon capture system operable to capture carbon dioxide produced by the second condenser.
Absstract of: US2025283392A1
The present application is related to a geological carbon sequestration and hydrogen production structure and method based on the spontaneous reaction of water, CO2, and active minerals, belonging to the field of carbon sequestration and hydrogen production technology. The method comprises the following steps: (1) CO2 collection; (2) selecting a site for carbon sequestration and hydrogen production; (3) constructing a space for carbon sequestration and hydrogen production; (4) CO2 mineralization sequestration and simultaneous hydrogen production; (5) hydrogen collection. The method permanently mineralizes and sequesters CO2 while using the water-CO2-active minerals reaction for simultaneous geological hydrogen production. It not 10 only reduces the economic cost of CO2 geological sequestration but also opens a new pathway for in-situ geological hydrogen production, achieving green and low-carbon hydrogen energy production. The geological carbon sequestration and hydrogen production structure is designed to have low sequestration costs and enable large-scale simultaneous geological hydrogen production.
Absstract of: US2025282613A1
Contemplated systems and methods for hydrogen production use a solar heliostat system as an energy source to produce hydrogen during daytime, and employ molten salt as an energy source to produce hydrogen during nighttime.
Absstract of: US2025283237A1
A method can include: processing precursors, electrochemically oxidizing an anolyte and reducing a catholyte in an electrolyzer, and cooperatively using the oxidized anolyte and reduced catholyte in a downstream process. The electrolyzer can include an anode, a cathode, and a separator. The anode can include an anolyte, an electrode, an anolyte reaction region. The cathode can include a catholyte, an electrode, a catholyte reaction region.
Absstract of: US2025283236A1
A method for sealing an electrolyzer cell may include applying a sealant between two layers of an electrolyzer cell and compressing the two layers towards each other. The method may further include flowing fluid through a flow field in the electrolyzer cell. The method may further include controlling a temperature of the fluid flowing through the flow field and controlling a pressure applied to the sealant by the compressing the two layers towards each other. The method may further include conforming the sealant to the two layers.
Nº publicación: US2025283230A1 11/09/2025
Applicant:
HONDA MOTOR CO LTD [JP]
HONDA MOTOR CO., LTD
Absstract of: US2025283230A1
A method for producing an electrolysis cell includes a joining step of joining a frame portion of a protective sheet member provided between a membrane electrode assembly and a fluid-supply-side current collector to a portion of the membrane electrode assembly on the outer side of the covered portion where an electrolyte membrane is covered with an electrode catalyst layer to form a joint, and a joined body stacking step of stacking the membrane electrode assembly and the protective sheet member joined together on the fluid-supply-side current collector with the protective sheet member facing the fluid-supply-side current collector.
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