Alerta

METHOD FOR TRANSPORTING HYDROGEN FROM A FLOATING WIND TURBINE TO A WATERCRAFT

Resumen de: US20260200556A1

A method (100) for transporting hydrogen from a floating wind turbine (10) to a watercraft (11) is proposed in order to transport environmentally friendly energy generated by an offshore wind turbine from the offshore wind turbine to land in a simple and safe manner, wherein hydrogen is provided in a holding tank (31) of a floating wind turbine (10), wherein a watercraft (11) with a transportation tank (36) is positioned at the floating wind turbine (10), wherein the hydrogen is conveyed from the holding tank (31) to the transportation tank (36) by means of a line (35) configured to convey the hydrogen.

GAS CHROMATOGRAPH AND GAS CHROMATOGRAPHIC SYSTEM HAVING AN AGGREGATE FOR GENERATING HYDOGEN

Resumen de: US20260202385A1

0000 The invention relates to a gas chromatographic system (1000) for detecting volatile organic compounds in an analyte (320) with a gas chromatograph (100) having an injector for injecting analyte (320), a pre-concentrator (120), a column (140) equipped with a stationary phase (141) and a gas detector (150) configured to detect the analyte (320) component eluted from the column (140). The invention suggests an aggregate (160) having an outlet coupled to the gas chromatograph (100) and being configured to receive and process a hydrogen containing medium (330) for generating hydrogen (310) and supplying the hydrogen (310) to the gas chromatograph (100). The invention further relates to such an aggregate (160) and to a method of operating such a chromatographic system.

A REACTIVE SEPARATION PROCESS FOR CARBON DIOXIDE CAPTURE FROM FLUE GAS

Resumen de: US20260200820A1

0000 A system for converting CO<2 >to methanol includes a reverse water gas shift (“RWGS”) reactor configured to receive a first CO<2 >stream and a hydrogen gas stream under a sufficient temperature and a sufficient pressure for an RWGS reaction to proceed. The RWGS reactor outputs an exit stream that includes CO. The system also includes a heat exchanger/condenser in fluid communication with the RWGS reactor configured to remove water from products of the RWGS reaction to form a dried exit stream that includes CO; and a membrane contactor reactor configured to receive a combination of hydrogen, CO<2>, and the dried exit stream. The membrane contactor reactor also configured to output a first output stream including methanol dissolved in a sweep liquid and a second output stream including gaseous H<2>, gaseous CO, gaseous CO<2>, and gaseous methanol.

Carbon Monoxide Electrolyzers used with Reverse Water Gas Shift Reactors for the Conversion of Carbon Dioxide into Added-Value Products

Resumen de: US20260201576A1

Methods and systems related to valorizing carbon dioxide are disclosed. A disclosed system includes a reverse water gas shift (RWGS) reactor, a carbon dioxide source connection fluidly connecting a carbon dioxide source to the RWGS reactor, an electrolyzer having an anode area and a cathode area, and a carbon monoxide source connection fluidly connecting the RWGS reactor to the cathode area. The RWGS reactor is configured to generate, using a volume of carbon dioxide from the carbon dioxide source connection, a volume of carbon monoxide in an RWGS reaction. The electrolyzer is configured to generate, using the electrolyzer and a reduction of the volume of carbon monoxide from the carbon monoxide source connection and an oxidation of an oxidation substrate, a volume of generated chemicals including hydrocarbons, organic acids, alcohol, olefins, or N-rich organic compounds.

MEMBRANE SEPARATOR FOR ELECTROLYSIS OF ALKALINE WATER

Resumen de: US20260201582A1

0000 A symmetrical separator membrane for electrolysis of alkaline water and with homogeneous distribution of the pores. The membranes are obtained by dissolving a thermoplastic polymer in a dispersion comprising inorganic filler and organic solvent, degassing the solution, creating a membrane by applying the solution to a permeable medium positioned at the centre, with a double side casting technique in a coagulation bath, washing the membrane with alcohol, and drying the membrane. 0000 The present invention relates to a symmetrical separator membrane for electrolysis of alkaline water and with homogeneous distribution of the pores.

ELECTROLYTIC CELL STACK, ELECTROLYTIC CELL CARTRIDGE, ELECTROLYTIC CELL MODULE, AND METHOD FOR MANUFACTURING ELECTROLYTIC CELL STACK

Resumen de: AU2025211056A1

The purpose of the present disclosure is to provide an electrolytic cell stack capable of increasing the amount of product generated by electrolysis while suppressing the temperature rise of the cell stack. An electrolytic cell stack (101) according to the present disclosure comprises: an electrolysis unit cell (105) that has a hydrogen electrode containing Ni, an oxygen electrode, and a solid electrolyte membrane and is formed in the circumferential direction of a base tube; and an interconnector that electrically connects a plurality of electrolysis unit cells arranged in the axial direction of the base tube. When the distance between the ends of the oxygen electrode, oriented in the axial direction of the base tube, in each electrolysis unit cell is defined as the width W of the electrolysis unit cell, and the area on the base tube in which the plurality of electrolysis unit cells are arranged is divided into a first end portion (10), a central portion (11), and a second end portion (12) along the axial direction, the widths W1, W3 of the electrolysis single cells (105b, 105c) positioned in the first end portion and/or the second end portion is 1.5 to 3 times greater than the width W2 of the electrolysis unit cell (105a) positioned in the central portion.

Thermal Energy Storage with Fluid Flow Insulation

Resumen de: US20260201821A1

A thermal energy storage system with fluid flow insulation, the system including heated thermal storage blocks positioned within a housing, and a method for operating the thermal energy storage system, including providing a flow of fluid into the housing, the fluid convectively extracting heat from a top region, a side region and a bottom region of the thermal energy storage system, to generate heated fluid that insulates the thermal storage blocks from the housing and a foundation of the thermal energy storage system.

ELECTRODE FRAME, FLOW FIELD PLATE ASSEMBLY, AND ELECTROLYTIC CELL

Resumen de: WO2026148798A1

The present application provides an electrode frame, a flow field plate assembly, and an electrolytic cell. The electrode frame is applied to the flow field plate assembly, and is provided with an accommodating cavity, a water inlet, a water outlet, and a first flow distribution channel, the accommodating cavity is configured to accommodate a plate mesh, and the water inlet is in communication with the accommodating cavity by means of the first flow distribution channel. The electrode frame further comprises flow distribution rows, each flow distribution row comprises at least two flow distribution members spaced apart, and the first flow distribution channel is internally provided with at least two flow distribution rows.

HYDROGEN PRODUCTION FROM IRON-RICH FORMATIONS

Resumen de: WO2026151905A1

A method for passively producing hydrogen from a geological formation includes drilling a plurality of lateral wellbores into an iron-rich geological formation from a mother wellbore extending from a surface location. Each of the plurality of lateral wellbores has an inclination along its length of less than 90 degrees. A biocide configured to inactivate hydrogen-consuming microbes is placed into the plurality of lateral wellbores and thereby into formation water that is flowed from the geological formation into the plurality of wellbores. Hydrogen gas effervesced from the formation water in the plurality of lateral wellbores is collected via the mother wellbore. The hydrogen gas is generated at least in part from a water reduction reaction of minerals of the geological formation with the formation water and risen through the plurality of lateral wellbores passively by buoyancy effects without pumping.

Method, Cell and Electrode for Hydrogen Production

Resumen de: US20260201579A1

A hydrogen-producing cell includes a first and second electrode. The first electrode includes a cathode that includes a nickel single-atom graphdiyne porphyrin analogue (Ni-SGPA) catalyst material deposited on a substrate and the second electrode that includes an anode and a reference electrode. The electrolyte includes H2SO4. The cell also includes an electric power supply for applying a pulsed voltage between the foil and a reference electrode and counter electrode. Another hydrogen-producing cell includes a first and second electrode. The first electrode includes a cathode that includes a nickel single-atom graphdiyne porphyrin analogue (Ni-SGPA) catalyst material deposited on a substrate and the second electrode includes an anode and a reference electrode. The electrolyte includes KOH. The cell also includes an electric power supply for applying a pulsed voltage between the foil and a reference electrode and counter electrode.

HYDROGEN PRODUCTION PLANT AND HYDROGEN PRODUCTION METHOD

Resumen de: AU2024420375A1

The purpose of the present invention is to improve the safety of a hydrogen production plant. This hydrogen production plant (1) comprises: a solid oxide electrolysis cell (SOEC) (10) which produces a hydrogen-containing gas; and a discharge stack (30) into which the hydrogen-containing gas produced by the SOEC (10) is introduced and which discharges the introduced hydrogen-containing gas to air. The discharge stack (30) has a spray unit (32) which supplies, to the hydrogen-containing gas introduced therein, cooling water for cooling the hydrogen-containing gas.

SYSTEMS AND METHODS FOR GENERATING HYDROGEN

Resumen de: WO2026151470A1

Systems and methods for generating hydrogen. The method includes activating an aluminum composition via alloying with at least one metal, reacting the activated aluminum composition in an aqueous ionic solution to produce hydrogen, and adding a catalyst to the aqueous ionic solution and the activated aluminum composition to increase the reaction rate between the activated aluminum composition and the aqueous ionic solution.

HYDROGEN PRODUCTION BY ELECTROCHEMICAL CONVERSION OF HYDROGEN SULFIDE

Resumen de: US20260201572A1

0000 A reactor is configured to electrochemically convert hydrogen sulfide to produce hydrogen. The reactor includes a first shell, a second shell, a hydrogen-permeable electrode, and a check valve. The first shell defines a first chamber. The first shell defines a first inlet for water, a second inlet for hydrogen sulfide, and a first outlet for hydrogen sulfide. The second shell defines a second chamber isolated from the first chamber. The second chamber stores hydrogen molecules. The hydrogen-permeable electrode is at least partially disposed within the first chamber. The hydrogen-permeable electrode is permeable to hydrogen atoms originating from the hydrogen sulfide. The check valve allows flow of hydrogen molecules, formed from the hydrogen atoms that have permeated into the hydrogen-permeable electrode, into the second chamber while preventing flow of hydrogen molecules back out from the second chamber through the check valve.

SYSTEMS FOR GREEN-HYDROGEN PRODUCTION AND CONTROL METHODS THEREOF

Resumen de: WO2026150031A1

The disclosure relates to efficient systems (10, 100) and methods for green-hydrogen production. A system (10) for off-grid green-hydrogen production is provided, the system (10) comprising: a renewable-energy source module (1) configured to provide power from one or more renewable-energy sources, an electrolyser module (2) configured to produce green hydrogen based on the power provided by the renewable-energy source module (1), a grid-forming energy-storage module (3) configured to provide grid-forming capabilities to the renewable-energy source module (1) and the electrolyser module (2), a plurality of power-converter modules (C1, C2, C3) configured to allow power flow between the renewable-energy source module (1), the electrolyser module (2), and the grid-forming energy-storage module (3), which are electrically connected to each other, and a central controller (5) configured to control the power flow by controlling the plurality of power-converter modules (C1, C2, C3).

Reaktionszelle zur solaren Molekülspaltung und deren Verwendung

Resumen de: DE102025101252A1

Reaktionszelle (1) zur solaren Molekülspaltung, die Reaktionszelle (1) aufweisend:- eine Sandwichstruktur (2), gebildet aus einem Bodenelement (3) und einem lichtdurchlässigen Deckelement (4),- eine innerhalb der Sandwichstruktur (2) angeordnete Elektrode (5), ausgebildet zur solaren Molekülspaltung,- eine Zuführeinrichtung (6), ausgebildet zur Zufuhr eines Elektrolyten (7) zu der Elektrode (5), und- eine Abführeinrichtung (8), ausgebildet zur Ableitung eines Reaktionsprodukts (10).

METHOD FOR PRODUCING METAL BOROHYDRIDE FROM METAL BORON OXIDE

Resumen de: US20260200730A1

0000 Metal borohydride, Me(BH<4>), is produced from metal boron oxide, Me(BO<2>), in which Me is a metal or a molecule that shows metal-like behaviour and can act as a metal, and n is an integer that can be associated with the valence of the metal, wherein in a first fluidized bed step the metal boron oxide is provided in a first fluidized bed. The first fluidized bed is fluidized using a gas selected from at least one of nitrogen, N<2>, gas and a noble gas, under such circumstances, especially pressure and temperature, that oxygen atoms are removed from the metal boron oxide to provide metal boron, MeB, particles, possibly ions. In a subsequent second fluidized bed step the metal boron particles are provided in a second fluidized bed that is fluidized using hydrogen, H<2>, gas under such circumstances that hydrogen chemically reacts with the metal boron particles to provide metal borohydride.

COMBUSTION OF OFF-GASSES USING ENRICHED AIR FROM AN ELECTROLYTIC PROCESS

Resumen de: US20260201588A1

0000 A chemical plant in which an electrolysis section is arranged to receive at least a portion of a first steam feed and electrolyze it to provide a hydrogen stream and an oxygen-enriched stream. A first heat exchanger is arranged to receive at least a portion of the oxygen-enriched stream and a combustion air stream to transfer heat from the oxygen-enriched stream to the combustion air stream. The heated combustion air stream and at least a portion of an off-gas stream are arranged to be combusted in at least one burner to provide a combusted gas stream. The first heat exchanger is arranged to receive at least a portion of the combusted gas stream and said water stream. The first heat exchanger is arranged to transfer heat from the at least a portion of the combusted gas stream to the water stream to provide a cooled combusted gas stream and a steam stream.

METHOD FOR OBTAINING HYDROGEN BY MEANS OF WATER DISSOCIATION USING THERMOCHEMICAL REACTIONS UNDER (QUASI-)ISOTHERMAL CONDITIONS AND DEVICE FOR CARRYING OUT THE METHOD

Resumen de: EP4775533A1

0001 (EN) The present invention relates to a method for obtaining hydrogen through water molecule dissociation using thermochemical reactions under (quasi-)isothermal conditions, which comprises the following steps: placing active material (103) in the reaction chamber (109) of a reactor (101); reducing the active material (103) by supplying heat; evacuating the oxygen produced through a first outlet (106); injecting water into the reaction chamber (109); oxidizing the active material (103), thereby producing hydrogen; filtering the hydrogen produced through a selective filter (104) during the oxidization of the active material (103); and evacuating the filtered hydrogen through a second outlet (107), thereby obtaining a flow of high-purity hydrogen. The invention also relates to a device for carrying out the method.

METHOD AND DEVICE FOR PRODUCING HYDROGEN BY MEANS OF WATER DISSOCIATION BY THERMOCHEMICAL REACTIONS UNDER (QUASI-)ISOTHERMAL CONDITIONS USING DIFFERENT POWER SOURCES

Resumen de: EP4775532A1

0001 (EN) The present invention relates to a method for producing hydrogen by means of thermochemical water dissociation cycles under (quasi-)isothermal conditions, wherein said method comprises arranging a large amount of active material (104) inside a reaction volume (109) of a reactor (103); heating the active material (104), reducing the active material (104) and generating oxygen in the reaction volume; evacuating the oxygen produced via a first evacuation path (111) of the outlet (106) of the reactor (103); injecting water into the reaction volume (109) of the reactor, oxidating the active material (104) and producing hydrogen; evacuating the hydrogen produced via a second evacuation path (112) of the outlet (106) of the device (100); and separating the evacuated hydrogen and remaining water. The invention further relates to a device for producing hydrogen.

극저온 분리를 이용한 암모니아 분해기로부터의 부분 액화를 통한 암모니아 회수 방법

Resumen de: EP4570744A1

0001 A method for producing hydrogen using a feed stream comprising ammonia is provided. The method can include the steps of: cracking a gaseous ammonia feed in an ammonia cracker to produce a cracked gas stream comprising hydrogen, nitrogen, and unreacted ammonia; cooling the cracked gas stream to a first temperature that is sufficient for condensing at least a portion of the unreacted ammonia to form a dual phase fluid; separating the dual phase fluid in an ammonia separator to produce a liquid ammonia stream and a top gas stream comprised predominately of hydrogen and nitrogen; removing additional ammonia from the top gas stream using a front-end purification system to form a purified top gas stream; further cooling the purified top gas stream to a second temperature that is sufficient for condensing at least a portion of the nitrogen within the top gas stream to form a dual-phase stream, wherein the second temperature is colder than the first temperature; introducing the dual-phase stream to a cryogenic hydrogen separator under conditions effective for separating hydrogen and nitrogen, thereby creating a liquid nitrogen stream and a hydrogen top gas; warming and vaporizing the liquid nitrogen stream to produce a gaseous nitrogen stream; warming the hydrogen top gas to produce a gaseous hydrogen product stream; and recycling the liquid ammonia stream produced by the ammonia separator to a point upstream the ammonia cracker.

ELECTROLYZER WITH MINIMISED SHUNT-CURRENTS AND USE THEREOF

Resumen de: WO2025051336A1

An electrolyzer stack in which gas passages (16C, 16D) and thin and long shunt-current reducing liquid passages (16A, 16B) are provided inside a gasket that is a combination of a first and a second gasket part (12A, 12B) for ease of assembly.

PLATE-LIKE ELEMENT OF A CELL STACK, AND CELL STACK

Resumen de: WO2025051333A1

The invention relates to a plate-like element (10) of a cell stack (2) of an electrochemical system (1), having a first plate side (26), a second plate side (27), a plurality of openings (13, 21, 22, 23, 23') and a first structure (14) for forming a flow field for coolant and several further structures (14') for forming distributors for operating media on the first plate side (26). The structure (14) comprises a coolant conducting structure (15, 16) through which a first coolant path (15) and a second coolant path (16) arranged mirror-symmetrically thereto are formed, each of which have, starting from one of the openings (21), an elongate inflow portion (17), a centre portion (18) which starts from the inflow portion (17), fans out and describes at least one meandering bend (19), and an elongate outflow portion (20) which adjoins the centre potion (18) and is narrower than the centre portion (18). A longitudinal axis (30) of the inflow portion (17) of the first coolant path (15) matches a longitudinal axis (30) of the outflow portion (20) of the second coolant path (16), and a longitudinal axis (30') of the inflow portion (17) of the second coolant path (16) matches a longitudinal axis (30') of the outflow portion (20) of the first coolant path (15). The invention also relates to a cell stack (2) comprising a plurality of such plate-like elements (10) which are parallel to one another.

Hydrogen Extraction System for Ship

Resumen de: KR20260111341A

본 발명은 선박용 암모니아 수소추출시스템에 관한 것으로, 더욱 자세하게는, 암모니아 크래커로부터 얻은 분해가스와 상기 암모니아 저장탱크로부터 암모니아 크래커로 이송되는 원료가스 사이의 열교환을 수행하는 분해가스-원료가스 열교환기, 상기 분해가스-추가가스 열교환기를 통과한 열교환 분해가스와 냉각매체 사이의 열교환을 수행하는 분해가스-냉각매체 열교환기, 및 상기 분해가스 내 잔류하는 암모니아를 흡착하여 제거하는 VPSA를 포함하여 암모니아 수소추출설비에서 발생하는 잔류 암모니아를 완전히 제거하여 연료전지에 공급할 수 있다.

FLUID-CONDUCTING PLATE ARRANGEMENT OF AN ELECTROCHEMICAL SYSTEM

Resumen de: WO2025051317A1

The invention relates to a fluid-conducting plate arrangement (3) of an electrochemical system (1), comprising a compression plate (4) which has an inner side (6), facing a stack of electrochemical cells, and an outer side (5) and is passed through by a plurality of through-openings to which a plurality of coolant passages (8, 9), namely a coolant inlet (8) and a coolant outlet (9), are to be assigned, wherein each coolant passage (8, 9) has a branch (12) which opens towards the inner side (6) and is formed by the compression plate (4) together with an insert plate (10) inserted into it on the outer side, such that the compression plate (4) has two separate passage portions (13, 14) and the insert plate (10) has a collecting portion (18) which adjoins the two passage portions (13, 14).

PROTECTIVE BARRIER FOR ELECTROCHEMICAL DEVICE

Nº publicación: EP4774434A1 15/07/2026

Solicitante:

HYAXIOM INC [US]
HyAxiom, Inc.

Resumen de: US2025075350A1

0000 An assembly for an electrochemical device may include, among other things, a conductive metallic plate and at least one carbon layer extending along the metallic plate. The at least one carbon layer may include a plurality of carbon fibers that may establish a porous construct. A plastic film may extend between the metallic plate and the at least one carbon layer. The plastic film may impregnate the porous construct such that the at least one carbon layer may be substantially impermeable to fluid. At least some of the carbon fibers may extend through the plastic film to establish a conductive path between the at least one carbon layer and the metallic plate. A method of forming an electrochemical device is also disclosed.