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SYSTEMS AND METHODS FOR CONTINUOUS GENERATION OF GASES

Resumen de: US20260218393A1

0000 The invention provides a system for continuous generation of gases, the system comprising an electrochemical device and an active-material regeneration device.

ELECTROLYSIS PROCESS FOR MAKING LITHIUM HYDROXIDE

Resumen de: US20260218390A1

Systems and methods are described for producing lithium hydroxide from lithium chloride through an electrolysis process.

Electrolyser System for an Intermittent Electricity Supply

Resumen de: US20260218395A1

The invention provides an electroly ser system (10) comprising a heat storage unit (14) and an electrolyser (16). The heat storage unit (14) comprises at least one heat source infeed. The electrolyser (16) comprises at least one electrolyser cell (20), a steam inlet and at least one off-gas outlet. The off-gas outlet is connected to the heat source infeed to heat the heat storage unit (14). The heat storage unit (14) is configured to use its stored heat to produce steam for feeding into the steam inlet and for generating electrical power, either one at a time or both at the same time. The invention also provides a system comprising an intermittent or variable electricity source (12) and an electrolyser system (10) as defined above. The intermittent or variable electricity source (12) can be configured to power the electrolyser (16) and to heat the heat storage unit (14) via a heating element, either both at the same time or individually.

METHODS AND SYSTEMS FOR ELECTROCATALYTIC DUAL HYDROGENATION

Resumen de: US20260218391A1

0000 A method of electrocatalytic dual hydrogenation includes loading a first hydrogenation solution and a second hydrogenation solution into a first hydrogenation compartment and a second hydrogenation compartment of an electrocatalytic hydrogenation assembly, in which the first hydrogenation compartment and the second hydrogenation compartment are separated from an electrochemical cell by a hydrogen-permeable anode and a hydrogen-permeable cathode. The method includes applying and maintaining a voltage to the electrochemical cell to reduce a cathode solution and to oxidize an anode solution to provide hydrogen in the cathodic compartment and/or the anodic compartment. The hydrogen may be absorbed through the hydrogen-permeable anode and/or the hydrogen-permeable cathode and hydrogenate an unsaturated substrate in the first hydrogenation solution and/or the second hydrogenation solution. The method includes producing a first hydrogenated product and a second hydrogenated product with a total Faradic efficiency from 150% to 200%.

METHOD FOR PRODUCING FUEL VIA LOWER AROMATICS

Resumen de: US20260218066A1

0000 Subject of the invention is a method for producing fuel which comprises C8+ aromatics and C8+ hydrocarbons, the method comprising the steps: (i) converting a feed mixture comprising CO<2 >with H<2 >into a mixture comprising CO, C6+ aromatics and unsaturated C<2>-C<6 >hydrocarbons, wherein the CO<2 >is at least partially converted into methanol using a metal oxide-based catalyst and wherein the methanol is at least partially converted into C6+ aromatics using a zeolite-based catalyst, wherein said unsaturated C<2>-C<6 >hydrocarbons are subsequently at least partially converted into unsaturated C8+ hydrocarbons by oligomerisation, and (ii) alkylating C6+ aromatics from step (i) at least partially with unsaturated C<2>-C<6 >hydrocarbons from step (i) into C8+ aromatics using an acid catalyst different from the zeolite-based catalyst used in step (i).

Water Electrolysis System and Method for Controlling the Same

Resumen de: US20260218394A1

0000 In a water electrolysis system, an AC-side connection end of a power converter is connected to an AC power grid, a series circuit constituted by at least one electrolysis stack and a circuit breaker connected to the at least one electrolysis stack is connected to a DC-side connection end of the power converter, a controller reduces the power flowing to the DC-side connection end before the electrolysis stack is isolated from the series circuit, while maintaining a speed at which the power converter reduces the power flowing to the DC-side connection end below a speed that allows a difference of an amplitude of a voltage of the AC power grid from a reference value to be less than a predetermined value, and when reaching a power level enabling disconnection of an internal DC circuit by the circuit breaker, disconnects the circuit breaker connected to the DC circuit and isolates the electrolysis stack from the series circuit.

CATALYST-LOADED CARBON, MEMBRANE ELECTRODE ASSEMBLY USING SAME FOR POLYMER ELECTROLYTE FUEL CELLS, AND POLYMER ELECTROLYTE FUEL CELL

Resumen de: US20260221470A1

0000 Problem To provide a catalyst-loaded carbon having a high initial activity and excellent durability. SolutionA catalyst-loaded carbon including catalyst particles and a carbon support, the catalyst particles being loaded on the carbon support. The carbon support has a crystallite size of 3.5 nm or greater and 9 nm or less, a BET specific surface area of 300 m<2>/g or greater and 450 m<2>/g or less, and a pore size of 5.0 nm or greater and 20.0 nm or less. The catalyst particles are made of platinum or a platinum alloy, have a crystallite size of 2.5 nm or greater and 5.0 nm or less and a surface area of 40 m<2>/g or greater and 80 m<2>/g or less.

PROCESS FOR PRODUCING SYNTHESIS GAS PRODUCT COMPRISING HYDROGEN

Resumen de: US20260217522A1

0000 A process for producing a synthesis gas product by an endothermic reaction of a feedstock stream, including providing an ammonia fuel stream, performing a first combustion in which the ammonia fuel stream is partially burned, generating heat and a combustion flue gas stream comprising an unburned portion of ammonia fuel stream being not burned, providing heat from the first combustion and from the combustion flue gas stream to the endothermic reaction, thereby obtaining a cooled flue gas stream, performing a second combustion of the cooled flue gas stream in which the unburned portion of ammonia fuel stream is burned, and providing heat from the second combustion to the endothermic reaction.

SYSTEM AND METHOD FOR PRODUCTION OF HYDROGEN

Resumen de: US20260217525A1

A system and method for producing low-cost, low to zero-carbon, and emission-free hydrogen (H2) is provided. The system includes an auto-thermal reformer which uses electrolytic oxygen (O2), a hydrocarbon fuel source, and water (H2O) to perform a partial oxidation reaction and produce auto-thermal reformed hydrogen and carbon dioxide (CO2). The system also includes a carbon dioxide electrolyzer for receiving electricity and the carbon dioxide from the auto-thermal reformer, and performing electrolysis on the carbon dioxide. The carbon dioxide electrolyzer produces electrolytic carbon monoxide (CO) and a portion of the electrolytic oxygen provided to the auto-thermal reformer. The system also typically includes a water electrolyzer, which performs water electrolysis to produce electrolytic hydrogen and more electrolytic oxygen which can be provided to the auto-thermal reformer. In addition, the carbon monoxide produced by the carbon dioxide electrolyzer can be combined with the hydrogen produced by the auto-thermal reformer to form syngas.

ELECTROLYSIS CELL STACK, ELECTROLYSIS CELL CARTRIDGE, ELECTROLYSIS CELL MODULE, AND METHOD FOR PRODUCING ELECTROLYSIS CELL STACK

Resumen de: WO2026159929A1

Provided are an electrolysis cell stack, an electrolysis cell cartridge, an electrolysis cell module, and a method for producing an electrolysis cell stack which make it possible to suppress a decrease in H2/CO yield, even when a methanation catalyst is contained in a flow passage through which a generated gas generated by a hydrogen electrode via co-electrolysis flows. An electrolysis cell stack (101) according to the present disclosure comprises: an electrolysis cell (105) in which a hydrogen electrode (109), a solid electrolyte (111), and an oxygen electrode (113) are stacked, in this order; a flow passage (117) through which a generated gas generated by the hydrogen electrode flows; and a methanation suppression film (116) that covers the surface of a member (103), which defines the outer contour of the flow passage, on the side thereof on which the generated gas flows. The member defining the outer contour of the flow passage contains a methanation catalyst, and the methanation suppression film does not contain a methanation catalyst.

INTERMEDIATE TEMPERATURE STEAM ELECTROLYSIS IN A MOLTEN SALT ELECTROLYTE

Resumen de: WO2026161687A1

Disclosed is an electrolyzer, comprising: a cathode, comprising a cathode catalyst and a cathode separator; an anode, comprising an anode catalyst and an anode separator; a cathode flow field, comprising an inlet and an outlet; wherein the cathode flow field is in contact with the cathode; an anode flow field, comprising an inlet and an outlet; wherein the anode flow field is in contact with the anode; and an electrolyte wherein the cathode separator and the anode separator each independently comprise a porous hydrophobic material. Also disclosed are methods of producing H2 and O2 using the electrolyzer.

LAYOUT OF HYDROGEN AND OXYGEN MANUFACTURING PLANT USING HYDROGEN AND OXYGEN PRODUCTION CELLS

Resumen de: US20260218403A1

An ion separator is used to produce a stream of positively charged electrolytes and another stream of negatively charged electrolytes with adequate potential difference between the two streams. Short-circuiting these two streams in gas generation chambers produces hydrogen and oxygen gases. This setup of equipment is assembled as a containerized hydrogen and oxygen production cell. An x-y grid layout of many containerized hydrogen and oxygen production cells is used to outline a scalable plant for manufacturing oxygen and green hydrogen in large quantities.

WATER ELECTROLYSIS SEPARATION MEMBRANE COMPRISING HYDROGEN-OXYGEN RECOMBINATION REACTION CATALYST

Resumen de: WO2026160583A1

The water electrolysis separation membrane according to the present invention comprises a support mesh and a functional layer in which the support mesh is included, wherein the functional layer includes an ion-conducting material and a hydrogen-oxygen recombination catalyst.

INTEGRATED ELECTROLYZER AND ABSORPTION CHILLER SYSTEM AND METHODS OF OPERATING THE SAME

Resumen de: US20260218396A1

A system includes an electrolyzer cell system configured to receive a steam inlet stream and an air inlet stream and to generate a hydrogen containing product stream and an air exhaust stream, and an absorption chiller fluidly connected to the electrolyzer cell system. The absorption chiller is configured to receive the air exhaust stream and to cool the hydrogen containing product stream using heat from the air exhaust stream.

ELECTROLYSIS CELL STACK, ELECTROLYSIS CELL CARTRIDGE, ELECTROLYSIS CELL MODULE, AND METHOD FOR SUPPRESSING METHANATION IN ELECTROLYSIS CELL STACK

Resumen de: WO2026159932A1

Provided are: an electrolysis cell stack in which a methanation reaction of a product gas that is generated at a hydrogen electrode by co-electrolysis can be suppressed even in cases where a methanation catalyst is contained in a flow passage through which the product gas flows; an electrolysis cell cartridge; an electrolysis cell module; and a method for suppressing methanation in an electrolysis cell stack. An electrolysis cell stack (101) according to the present disclosure comprises: an electrolysis cell (105) in which a hydrogen electrode, a solid electrolyte, and an oxygen electrode are stacked in sequence; a flow passage (117) through which a gas that is generated at the hydrogen electrode flows; and a hollow tube (140) which is disposed in the flow passage (117) so that the gas that is generated at the hydrogen electrode can flow therethrough. A member (103) that defines the outer contour of the flow passage (117) contains a methanation catalyst, and the hollow tube (140) does not contain a methanation catalyst.

CO-ELECTROLYSIS SYSTEM AND METHOD FOR OPERATING SAME

Resumen de: WO2026159944A1

The purpose of the present invention is to suppress a methanation reaction of a product gas in a co-electrolysis system and a method for operating same. A co-electrolysis system (120) according to the present disclosure comprises an electrolysis cell stack (101) and a control unit (123). The electrolysis cell stack (101) includes: an electrolysis cell (105) in which a hydrogen electrode, a solid electrolyte, and an oxygen electrode are laminated in this order; a raw material gas flow path (124) through which a raw material gas containing H2O and CO2 supplied to the hydrogen electrode flows; and a product gas flow path (125) through which a product gas produced at the hydrogen electrode flows. The control unit (123) includes a methane concentration suppression unit (135) by which the concentration of methane in the off-gas discharged from the product gas flow path (125) is maintained below a threshold.

BREATHING EQUIPMENT FOR PROVIDING POSITIVE PRESSURE GAS

Resumen de: US20260216467A1

A breathing equipment for providing a positive pressure gas includes a gas channel, a hydrogen generating device, a pressurizing device, a mixing device, an atomizing device, and an output device. The hydrogen generating device, the pressurizing device, the mixing device, the atomizing device, and the output device are all coupled to the gas channel. The hydrogen generating device is configured to electrolyze water to generate a gas comprising hydrogen. The pressurizing device selectively accelerates an external gas to generate an accelerating gas. The mixing device is configured to mix the gas comprising hydrogen and the accelerating gas to generate a positive pressure gas. The atomizing device is configured to selectively generate an atomizing gas. The output device is configured to selectively output the gas comprising hydrogen, the positive pressure gas, the gas comprising hydrogen with the atomizing gas, or the positive pressure gas with the atomizing gas.

SYSTEMS AND METHODS FOR E-METHANOL PRODUCTION

Resumen de: US20260217633A1

Systems and methods for E-methanol production may comprise capturing carbon dioxide from an exhaust gas, the exhaust gas being a byproduct of a gas processing plant; hydrogenating the carbon dioxide with a hydrogen gas to produce a syngas; synthesizing a stream comprising methanol and water from the syngas; and separating at least a portion of the water from the stream to produce an E-methanol.

Verfahren zur Herstellung einer SiC-Elektrode und SiC-Elektrode

Resumen de: DE102025103028A1

Es wird ein Verfahren zur Herstellung einer SiC-Elektrode 1 angegeben. Das Verfahren weist auf: Bereitstellen eines SiC-Pulvers und Sintern des SiC-Pulvers zu einem SiC-Sinterkörper.Des Weiteren wird eine SiC-Elektrode 1 angegeben, die ein gesintertes Elektrodenmaterial 3a,3b aufweist.

Wasserstofffilter für eine Elektrolysezelle oder für einen Verbund aus Elektrolysezellen

Resumen de: DE102025103132A1

Um einen Wasserstofffilter bereitzustellen, mit dem in Elektrolyseverfahren zur Herstellung von Wasserstoff eine Separierung des Wasserstoffs von Wasserdampf ohne aufwändige Kühl-, Kondensations-, Adsorbtionstechnik ermöglicht wird, wird ein Wasserstofffilter (100) für eine Elektrolysezelle (10) oder für einen Verbund (300) aus Elektrolysezellen (10) vorgeschlagen, umfassend ein Metallblech (11), wobei auf mindestens einer Oberfläche (15) des Metallblechs (11) eine Schicht (16) aus einem keramischen Material angeordnet ist, wobei eine Schicht (17) aus einem wasserstoffpermeablen Metall oder einer wasserstoffpermeablen Metalllegierung auf dem keramischen Material angeordnet ist.

REDUCING GAS FLARING THROUGH CONVERTING FLOWBACK FLUIDS INTO E-FUELS AND CHEMICALS

Resumen de: US20260217634A1

A method for processing flowback may comprise: providing flowback fluid comprising produced water, methane, hydrogen sulfide, and carbon dioxide; separating the flowback fluid into produced water, methane, hydrogen sulfide, carbon dioxide streams; producing a hydrogen stream and a carbon dioxide stream from the methane stream; producing a hydrogen stream from the hydrogen sulfide stream; and producing a hydrogen stream from the produced water stream. A flowback fluid processing system may comprise: a flowback fluid separator; a water splitting unit; a methane conversion unit; a hydrogen sulfide converter; a carbon dioxide reducing unit; and a synthesis unit.

Verfahren zum Betreiben eines Elektrolysesystems und Elektrolysesystem

Resumen de: DE102025102714A1

Die vorgestellte Erfindung betrifft ein Verfahren (100) zum Betreiben eines Elektrolysesystems (200). Das Verfahren (100) umfasst:- Betreiben (101) des Elektrolysesystems (200) an einem Betriebspunkt, bei dem ein Kathodendruck in einem Kathodenraum (203) des Elektrolysesystems (200) größer ist als ein Anodendruck in einem Anodenraum (205) des Elektrolysesystems (200),- Ermitteln (103) eines Öffnungszustands sämtlicher Sicherheitsventile (207a, 207b, 207c) des Elektrolysesystems (200) in einem vorgegebenen Zeitraum und- Ausgeben (105) einer Warnmeldung für den Fall, dass der Öffnungszustand mindestens eines der Sicherheitsventile (207a, 207b, 207c) sich in dem vorgegebenen Zeitraum mehrfach ändert oder sämtliche Sicherheitsventile (207a, 207b, 207c) sich in dem vorgegebenen Zeitraum in einem geöffneten Zustand befinden.

MULTIMETALLIC COMPOUNDS AND METHODS FOR MAKING AND USING THE SAME

Resumen de: US20260218400A1

0000 For renewable energy technology to become ubiquitous, it is imperative to develop catalysts useful reactions such as, for example, efficient oxygen evolution reaction (OER) and hydrogen evolution (HER). In accordance with the purpose(s) of the present disclosure, described herein are compounds having one of the following the formula: ABX, ABCX, ABCDX, ABCDEX, ABCDEFX, or ABCDEFGX, wherein (1) A, B, C, D, E, F, and G are, independently, Cr, Mn, Fe, Co, Ni, Cu, and Zn, (2) A, B, C, D, E, F, and G are not the same element, and (3) X is absent or X is C, O, S, P, N, Te, Se, or As. The compounds described herein possess unique electrochemical properties.

RECOVERY METHOD AND RECOVERY DEVICE

Resumen de: WO2026158060A1

A recovery method and a recovery device. The recovery method comprises: a recovery process of phosphorus and iron elements in an iron phosphate system and a hydrochloric acid reuse process, wherein the recovery process of the phosphorus and iron elements comprises: an acid leaching step: subjecting the iron phosphate system to acid pickling by using an acid containing hydrochloric acid, so as to obtain an acid pickling solution; and the hydrochloric acid reuse process comprises: a chloride ion removal step: subjecting the acid pickling solution to electrolytic oxidation to remove chloride ions, so as to generate chlorine gas; a hydrochloric acid regeneration step: reacting the chlorine gas with hydrogen gas to generate hydrochloric acid; and a hydrochloric acid reuse step: reusing the hydrochloric acid in the acid pickling step.

Heterogeneous Liquid Metal Reactor for Ammonia Decomposition and Hydrogen Production

Nº publicación: KR20260117878A 30/07/2026

Solicitante:

KOREA INST OF INDUSTRIAL TECHNOLOGY [KR]
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Resumen de: KR20260117878A

본 발명은 액체 혼합 금속 기반 암모니아 분해반응을 통한 수소 생산 장치 및 이를 활용한 생산방법에 관한 것이다. 본 발명은 이종액체 금속을 이용한 버블칼럼 반응기를 활용하여 암모니아를 수소로 전환하는 기술로 종래 기술에서 활용하고 있는 고체 촉매 방식이 아닌 액체금속이 촉매 역할을 하게 된다. 구체적으로, 본 발명은 암모니아 열화학 분해 반응을 통해 수소와 질소로 열분해하는 시스템으로서 암모니아를 해외에서 수입하여 국내에서 수소로 활용하려는 수소 수입, 저장, 운송, 발전 사업에 적용 가능하며, 반도체 및 디스플레이 산업 등에서 배출되는 암모니아 저감을 위한 스크러버로 사용 가능하다.