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1033
resultados
Última actualización
23/03/2026 [07:02:00]
Resultados 450 a 475 de 1033
Resumen de: WO2026033095A1
The invention relates to the use of doped 3C-SiC microparticles for the solar-driven splitting of molecules.
Resumen de: AU2024300028A1
The compression arrangement comprises a hydrogen compressor and a return circuit having an inlet, which is fluidly coupled with the discharge side of the centrifugal compressor, and an outlet, which is fluidly coupled with the suction side of the centrifugal compressor. A head-loss control valve is positioned in the return circuit. The head-loss control valve is adapted to generate a controlled head loss in the return circuit when the compressor operates at a flowrate below the surge control line.
Resumen de: WO2026032563A1
A process (100) for producing a hydrogen product (20) from a feedstock stream (10), the process (100) comprising the following steps: - performing a combustion of a fuel gas (S11) to bring a heat input to the process (100) thereby generating a flue gas (52), - pre-heating the ammonia stream (S3), said preheating being realized in a first heat exchanger (4) arranged to heat the ammonia stream by heat exchange with the flue gas, - sending the pre-heated ammonia stream (12) to a vaporizer (5) and vaporizing (S4) said pre-heated ammonia stream, - sending the vaporized ammonia (14) from said vaporizer (5) as said feedstock stream (S6) and/or sending the vaporized ammonia from said vaporizer as said fuel to said combustion (S11).
Resumen de: WO2026032554A1
The invention relates to a catalyst system for cracking ammonia into hydrogen and nitrogen, comprising at least one tube having an axis extending centrally through the interior of the tube, wherein at least two coaxially arranged regions are formed in the tube in the form of a first region along the central axis and at least one further region surrounding the first region, and wherein the first region contains a first catalyst material and the at least one further region contains at least one further catalyst material, characterised in that a) the first catalyst material has at least one metal selected from the group consisting of noble metals and non-noble metals and b) the at least one further catalyst material has at least one non-noble metal. The first and the at least one further catalyst material are different.
Resumen de: WO2026033405A1
A process and a related plant for decomposing ammonia and synthesizing a hydrogen-rich process stream by a direct cooling performed downstream of the decomposition reactor with a stream consists of, or essentially consists of, nitrogen and/or ammonia, where the decomposition of ammonia takes place in a thermal or autothermal chemical reactor.
Resumen de: WO2026032903A1
The present invention relates to an electrode for the electrolysis of, in particular, alkaline water solutions. The electrode has a 3D-knitted metal structure in the form of a net. The metal is predominantly made of nickel. The invention also relates to a corresponding electrolysis cell and its use for the electrolysis of alkaline aqueous solutions.
Resumen de: DE102024122674A1
Es wird ein Verfahren zur Herstellung von Kohlenstoffmonoxid beschrieben. Das Verfahren umfasst die elektrochemische Desorption von Kohlenstoffdioxid und Sauerstoff aus einer ein Metallhydrogencarbonat enthaltenden Lösung und das Bilden von Kohlenstoffmonoxid aus dem Kohlenstoffdioxid. Das erzeugte Kohlenstoffmonoxid kann in einem Verfahren zur Bildung von Syngas verwendet werden.
Resumen de: DE102024207534A1
Die Erfindung betrifft ein Fluidtransportbauteil (1) für einen Elektrolyseur, mit einer Gasdiffusionslage (2), die ein Metall aufweist und porös ist, und einer porösen Transportschicht (3), die ein Kohlenstoffpapier und/oder einen Kohlenstoffvlies aufweist, dadurch gekennzeichnet, dass die Gasdiffusionslage (2) stoffschlüssig und elektrisch leitfähig mit der porösen Transportschicht (3) verbunden ist. Zudem betrifft die Erfindung ein Verfahren zum Herstellen eines Fluidtransportbauteils (1) für einen Elektrolyseur, mit den Schritten: a) Bereitstellen einer Gasdiffusionslage (2), die ein Metall aufweist und porös ist; b) Bereitstellen einer porösen Transportschicht (3), die ein Kohlenstoffpapier und/oder einen Kohlenstoffvlies aufweist; und c) stoffschlüssiges und elektrisch leitfähiges Verbinden der Gasdiffusionslage (2) mit der porösen Transportschicht (3).
Resumen de: US20260043153A1
Systems and methods are provided for water electrolysis. The system includes an electrolyte material configured for the exchange of anions, a first electrode including a nickel-cobalt-phosphorus-based compound, and a second electrode, wherein the first electrode and the second electrode are configured to exchange the anions through the electrolyte material.
Resumen de: WO2026032632A1
The invention relates to a fluid transport component (1) for an electrolyser, having a gas diffusion layer (2) which comprises a metal and is porous, and having a porous transport layer (3) which comprises a carbon paper and/or a carbon nonwoven, characterised in that the gas diffusion layer (2) is integrally bonded and electrically conductively connected to the porous transport layer (3). The invention additionally relates to a method for producing a fluid transport component (1) for an electrolyser, having the following steps: a) providing a gas diffusion layer (2) which comprises a metal and is porous; b) providing a porous transport layer (3) which comprises a carbon paper and/or a carbon nonwoven; and c) integrally bonding and electrically conductively connecting the gas diffusion layer (2) to the porous transport layer (3).
Resumen de: WO2026032578A1
A method for producing carbon monoxide is specified. The method comprises electrochemical desorption of carbon dioxide and oxygen from a solution containing a metal hydrogen carbonate and forming carbon monoxide from the carbon dioxide. The carbon monoxide produced can be used in a method for forming syngas.
Resumen de: WO2026033097A1
The invention relates to the use of 3C-SiC microparticles having a carbon surface, for the solar-driven splitting of molecules.
Resumen de: US20260043151A1
A method of operating an electrolyzer system includes providing steam to a stack of electrolyzer cells through a steam filter, electrolyzing the steam into a hydrogen product in the stack of electrolyzer cells, receiving data from one or more sensors indicating that the filter requires cleaning or replacement, and cleaning or replacing the steam filter in response to the receiving the data from the one or more sensors indicating that the steam filter requires cleaning or replacement.
Resumen de: US20260043160A1
This control device is for a hydrogen production facility and comprises: a plurality of electrolysis cells for electrolyzing water or steam; and a plurality of rectifiers for supplying DC power to each of the plurality of electrolysis cells. The control device is provided with: a degradation coefficient acquisition unit configured to acquire a plurality of degradation coefficients indicating the degrees of deterioration of the respective electrolysis cells, an individual necessary current calculation unit configured to calculate, on the basis of a total necessary current corresponding to a hydrogen generation volume required for the hydrogen production facility and the plurality of degradation coefficients, a plurality of individual necessary currents indicating necessary currents required for the electrolysis cells; and a control unit configured to control the respective rectifiers on the basis of the plurality of individual necessary currents.
Resumen de: US20260043159A1
A solid oxide electrolyzer cell (SOEC) includes a solid oxide electrolyte, a fuel-side electrode disposed on a fuel side of the electrolyte, and an air-side electrode disposed on an air side of the electrolyte. The air-side electrode includes a barrier layer disposed on the air side of the electrolyte and including a first doped ceria material, and a functional layer disposed on the barrier layer and including an electrically conductive material and a second doped ceria material.
Resumen de: US20260043158A1
An electrolytic cell and an anion-exchange conductive hollow fiber tube matrix thereof are disclosed. The anion-exchange conductive hollow fiber tube matrix includes a plurality of conductive hollow fiber tubes arranged adjacent to each other in a matrix. The conductive hollow fiber tubes each have a diffusion surface and two opposite ends defined as an inlet and an outlet. An anode and a cathode of the electrolytic cell are disposed adjacent to the diffusion surface. Water in an electrolysis tank flows into the conductive hollow fiber tubes from the inlet, water molecules enter the cathode from the diffusion surface and decompose to produce hydrogen and hydroxide ions, the hydrogen is discharged from the cathode, the hydroxide ions return to the conductive hollow fiber tubes from the diffusion surface and then enter the anode from the diffusion surface to produce oxygen, the oxygen is discharged from a surface of the anode.
Resumen de: US20260043154A1
An alkaline water electrolysis apparatus includes: a separation membrane including a first main surface and a second main surface opposite to the first main surface; a first electrode including a third main surface and a fourth main surface opposite to the third main surface, the third main surface being provided to face the first main surface of the separation membrane; and a first bipolar plate including a fifth main surface, the fifth main surface being provided in contact with the fourth main surface of the first electrode, wherein the first electrode consists of a first metal porous body having a three-dimensional mesh structure.
Resumen de: US20260043150A1
A photocatalytic cell of the disclosure is installed in an inclined manner at an angle of 5° or more and 45° or less with respect to a horizontal plane. The photocatalytic cell includes: a translucent member; an electrolytic solution; a photocatalytic sheet including photocatalytic particles; an injection port through which the electrolytic solution is injected into an inside of the photocatalytic cell; a discharge port through which the electrolytic solution is discharged to an outside of the photocatalytic cell; and an exhaust port through which gas inside the photocatalytic cell is discharged, at least a part of the photocatalytic sheet is immersed in the electrolytic solution, a position of the exhaust port is higher than a position of the injection port, a gap between a surface of the translucent member and a surface of the photocatalytic sheet is 5 mm or more and 50 mm or less in width, and the injection port and the discharge port allow the electrolytic solution to flow from an upper part toward a lower part in the gap between the translucent member and the photocatalytic sheet.
Resumen de: US20260047229A1
Techniques for water electrolysis employing: a glass substrate layer; a transparent conductive oxide (TCO) layer including TCO electrical disconnects formed in the TCO; a photovoltaic (PV) layer including PV electrical disconnects formed in the PV layer, portions of the PV layer extending into the TCO electrical disconnects; a metal back contact (MBC) layer including MBC electrical disconnects formed in the MBC layer, portions of the MBC layer extending into the PV electrical disconnects; an insulating layer including insulating voids formed in the insulating layer to expose anode and cathode portions of the MBC layer, portions of the insulating layer extending into the MBC electrical disconnects; a metal conductor layer adjacent the insulating layer and including a metal conductor extending into insulating voids to form metal conductors electrically coupled to the exposed anode and cathode portions; catalyst coatings on the metal conductors electrically coupled to the anode and cathode portions.
Resumen de: AU2026200498A1
A power generator is described that provides at least one of electrical and thermal power comprising (i) at least one reaction cell for reactions involving atomic hydrogen hydrogen products identifiable by unique analytical and spectroscopic signatures, (ii) a molten metal injection system comprising at least one pump such as an electromagnetic pump 5 that provides a molten metal stream to the reaction cell and at least one reservoir that receives the molten metal stream, and (iii) an ignition system comprising an electrical power source that provides low-voltage, high-current electrical energy to the at least one steam of molten metal to ignite a plasma to initiate rapid kinetics of the reaction and an energy gain. In some embodiments, the power generator may comprise: (v) a source of H2 and O2 supplied to the 10 plasma, (vi) a molten metal recovery system, and (vii) a power converter capable of (a) converting the high-power light output from a blackbody radiator of the cell into electricity using concentrator thermophotovoltaic cells or (b) converting the energetic plasma into electricity using a magnetohydrodynamic converter. an a n
Resumen de: US20260043149A1
The following disclosure relates to an electrochemical cell or system that is configured to operate with forced water flow on the cathode side of the cell and forced water flow on the anode side of the cell. The system may include at least one electrochemical cell having a cathode, an anode, and a membrane separating the cathode and the anode. The system has the forced water flow on the cathode side of the cell to be principally in opposite direction of the forced water flow on the anode side of the cell.
Resumen de: WO2026033985A1
Provided is a hydrogen production system (40) which comprises: an exhaust heat reception unit (41) that receives exhaust heat generated by an external exhaust heat source (11); a water vapor generation unit (42) that generates water vapor by heating water by means of the exhaust heat received by the exhaust heat reception unit (41); a cell stack (43) that electrolyzes the water vapor generated by the water vapor generation unit (42) so as to generate hydrogen; and a replenishment unit (44) that, when the amount of exhaust heat is insufficient with respect to the amount necessary for generating the required amount of water vapor, replenishes water, water vapor, or the water vapor generation unit (42) with heat, or replenishes the cell stack (43) with water vapor from an external water vapor supply source (95).
Resumen de: WO2026035442A1
A system includes at least one electrochemical device including a proton exchange membrane situated between an anode and a cathode. An oxygen separator is fluidly connected to an inlet to the anode and a hydrogen separator is fluidly connected to an outlet from the cathode. A separator tank fluidly interconnects an outlet from the hydrogen separator to an inlet to the oxygen separator.
Resumen de: WO2026034682A1
Disclosed are an ammonia dehydrogenation catalyst with which hydrogen can be produced from ammonia in a high yield, and a method for producing hydrogen. The disclosed ammonia dehydrogenation catalyst includes nickel (Ni), lanthanide elements (M), and aluminum (Al).
Nº publicación: WO2026034402A1 12/02/2026
Solicitante:
ASAHI KASEI KK [JP]
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Resumen de: WO2026034402A1
This electrolytic cell comprises an element provided with: an anode chamber provided with an anode; a cathode chamber provided with a cathode; a conductive partition wall provided between the anode chamber and the cathode chamber; and an outer frame that borders the conductive partition wall. The electrolytic cell is stacked with a gasket and a diaphragm interposed between cells. Sealing of an electrolytic solution is achieved by applying surface pressure between the gasket and the diaphragm and between the gasket and the outer frame. The contact ratio between the diaphragm and a first electrode, which is at least one of the anode and the cathode, is 15%-60%, and a region in which the local stress between the diaphragm and the first electrode is 0.1 MPa or more is 5% or less.
BOPI
Sede Electrónica
