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Inertial hydrodynamic pump and wave engine

Resumen de: AU2026201233A1

WO 2021/168125 PCT/US2021/018596 The present invention provide a method for manufacturing hydrogen, comprising: deploying a hydrodynamic pump to an ocean, the hydrodynamic pump including an inertial water tube comprising a constricting feature to pressurize ocean water, a pressurized fluid reservoir partially filled with ocean water transported from the ocean to the pressurized fluid reservoir via the inertial water tube, a turbine energized by a flow of pressurized ocean water exiting the pressurized fluid reservoir, an electrical generator coupled to the turbine, an electrolyzer, and a hydrogen tank; transmitting electrical energy from the electrical generator to the electrolyzer to generate hydrogen; and storing the hydrogen in the hydrogen tank. eb e b

Inertial hydrodynamic pump and wave engine

Resumen de: AU2026201234A1

WO 2021/168125 PCT/2021/018596 The present invention provides a wave engine, comprising: a buoy configured to rise and fall under an influence of a body of water; a hollow tube depending from the buoy and having a water ingress/egress mouth at a lower end and a water discharge spout at an upper end, and further comprising an interior including a wall defining a water accelerating surface adapted to eject water through the water discharge spout in response to an increasing hydrodynamic pressure within the interior of the hollow tube; a water collection reservoir in fluid communication with the water discharge spout; a first effluent conduit for diverting at least a portion of water collected in the water collection reservoir from the water collection reservoir; and a first electrical energy generator for converting an energy of a portion of water in the first effluent conduit into electrical energy. eb e b

Inertial hydrodynamic pump and wave engine

Resumen de: AU2026201235A1

WO 2021/16125 PCT/US2021/018596 The present invention provides a hydrodynamic pump, comprising: an upper hull enclosure adapted to float at a surface of a body of liquid; a liquid collecting chamber at least partially housed within the upper hull enclosure, the liquid collecting chamber adapted to confine liquid and gas at elevated pressure; a liquid pressurizing columnar conduit extending below the upper hull enclosure, the liquid pressurizing columnar conduit comprising an ingress orifice disposed outside the upper hull enclosure, an injection orifice opening into the liquid collecting chamber, and an interior wall defining a liquid pressurizing surface adapted to pressurize liquid in the liquid pressurizing columnar conduit when the hydrodynamic pump oscillates vertically in the body of liquid to inject liquid into the liquid collecting chamber; a first effluent conduit configured to drain liquid from the liquid collecting chamber and having an effluent port for discharging liquid from the first effluent conduit; and a first flow governor adapted to maintain a liquid pressure gradient between the liquid collecting chamber and the effluent port. WO 2021/16125 PCT/US2021/018596 eb e b

ELECTROLYZER USING RECOVERABLE PROCESS HEAT

Resumen de: WO2026055325A1

A system for producing hydrogen gas comprising: a heat exchanger module; the heat exchanger comprising: a warming module; and a boiler; a converter module; the converter module comprising a superheater, vaporizer, and/or compressor; an electrolyzer in communication with the converter module; and the electrolyzer in communication with the heat exchanger module. A method for producing hydrogen gas comprising: passing a working fluid into a heat exchanger module comprising warming module and a boiler to form a vapor-phase working fluid; passing the vapor-phase working fluid into a converter module comprising a superheater, vaporizer, and/or compressor to form a converted working fluid; passing the converted working fluid into an electrolyzer to form hot hydrogen gas and hot oxygen gas; passing the hot oxygen gas and/or hot hydrogen gas into the heat exchanger module.

HYDROGEN GENERATION SYSTEM

Resumen de: EP4707232A2

A hydrogen generation system with controlled water distribution is disclosed. The system comprises a reaction chamber containing a hydrogen-producing fuel, a liquid distribution mechanism, and a control system. The liquid distribution mechanism includes a rotating arm with liquid injection ports that move vertically through the fuel chamber. This allows for precise and efficient liquid delivery to unreacted fuel, optimizing hydrogen production. A proprietary fuel blend utilizes chemicals that store significant amounts of hydrogen in a solid-state form. A feature of the device is the arm's controlled vertical movement, achieved through a screw mechanism that adjusts the arm's height as it rotates, creating a spiral liquid distribution pattern. The control system regulates liquid injection rates, arm rotation speed, and vertical movement to optimize hydrogen production based on demand. The system can also operate at low pressures and be scaled to different sizes in a safer, more efficient, on-demand manner.

WATER ELECTROLYSIS HYDROGEN PRODUCTION SYSTEM, AND METHOD AND APPARATUS FOR CONTROLLING GAS PURITY IN WATER ELECTROLYSIS HYDROGEN PRODUCTION PROCESS

Resumen de: EP4707429A1

The present application relates to the field of electrolysis hydrogen production technologies, and discloses a water electrolysis hydrogen production system and a method and an apparatus for controlling gas purity in a water electrolysis hydrogen production process, to implement separate control of flow rates at a hydrogen-side inlet and an oxygen-side inlet of an electrolyzer. The water electrolysis hydrogen production system includes an electrolyzer, a hydrogen gas-liquid separation unit, and an oxygen gas-liquid separation unit. A liquid outlet of the hydrogen gas-liquid separation unit is connected to a first pipeline, a liquid outlet of the oxygen gas-liquid separation unit is connected to a second pipeline, the first pipeline and the second pipeline converge and connect to one end of an alkali electrolyte return main pipeline, and the other end of the alkali electrolyte return main pipeline is connected to an oxygen-side pipeline and a hydrogen-side pipeline. The hydrogen-side pipeline is connected to a hydrogen-side alkali electrolyte flow channel inlet of the electrolyzer, and the oxygen-side pipeline is connected to an oxygen-side alkali electrolyte flow channel inlet of the electrolyzer. The hydrogen-side pipeline and the oxygen-side pipeline are respectively provided with a flow rate detection assembly and a flow rate regulation assembly. A hydrogen-side gas outlet of the electrolyzer is connected to the hydrogen gas-liquid separation unit, and an oxygen-side gas o

取り外し可能なろ過構造を備えた水素発生装置

Resumen de: TW202436694A

A hydrogen generator with extractable filter includes a water tank, an electrolysis module configured in the water tank, a filtering device coupled to the water tank, a humidifying module vertically configured above the water tank, an integrated passageway module vertically configured above the humidifying module, and a condenser configured on the integrated passageway module. The electrolysis module is configured to electrolyze water contained in the water tank to generate gas comprising hydrogen. The humidifying module includes a humidifying chamber and a gas passage isolated from the humidifying chamber. The filtering device is disposed in the gas passage to receive and filter the gas comprising hydrogen generated by the electrolysis module. The condenser is configured to condense the gas comprising hydrogen outputted by the filtering device. The integrated passageway module includes a gas input channel for guiding the gas comprising hydrogen outputted from the condenser into the humidifying chamber.

ELECTROCHEMICAL CELL STACK AND METHOD FOR OPERATING AN ELECTROCHEMICAL CELL STACK

Resumen de: CN120835942A

An electrochemical cell stack (1) comprising a plurality of electrochemical cells (2) separated from one another by bipolar plates (5) wherein each electrochemical cell (2) consists of two half-cells (3, 4) having a membrane (6) as a common component, which membrane is held by a multi-piece support frame (7), according to the invention, the multi-part support frame (7) consists of two frame elements (16, 17) of different widths, each of which is stacked on one another from belonging to one half-cell (3, 4) and by inserting a plurality of layers of sheet devices (9) overlapping the membrane (6), on the inner side of each frame element (16, 17) facing the interior of the respective half-cell (3, 4), the frame elements (16, 17) are each provided with a seal (14, 15) which contacts the bipolar plate (5), and the two seals (14, 15) which are offset from each other due to different cross-sectional shapes of the frame elements (16, 17) each contact an outer layer (18, 20) of the sheet device (9).

METHOD AND APPARATUS FOR DELIVERING HYDROGEN

Resumen de: AU2024265029A1

A system and method for transporting and distributing hydrogen, reducing the risk of hydrogen leakage, maintaining a record of provenance, and measuring and recording its purity level as it flows from source to destination to assure it complies with a predetermined range of values. The system includes a hydrogen delivery line made from metallic or non-metallic pipe that may be placed inside a safety pipe such that a channel is formed between an exterior of the hydrogen delivery line and an interior of the safety pipe. A sweeper gas or liquid may be injected into the channel to purge any hydrogen that might escape from the hydrogen delivery line, and one or more sensors may be used to detect and avoid the presence of an unacceptable level of hydrogen, or to stop the flow of hydrogen and remediate the problem well before a safety or environmental risk can occur.

水電解セル

Resumen de: US20260055516A1

A water electrolysis cell includes a membrane-electrode assembly, a frame body made of resin that is provided along a peripheral edge of the membrane-electrode assembly, and a first separator and a second separator that face each other through the membrane-electrode assembly and the frame body and are joined to each other by the frame body. An outer peripheral portion of the membrane-electrode assembly is extended to between a first face of the frame body and the first separator. A surface of the first face includes an antioxidant.

水電解システム

Resumen de: JP2026038451A

【課題】電解質膜の更なる劣化を抑制できる水電解システムを提供する。【解決手段】水素極と、酸素極と、水素極および酸素極の間に位置する電解質膜と、を有する水電解システムは、電解質膜の劣化状況を検出する劣化検出部と、水電解システムの起動時に、検出された前記劣化状況に応じて、水素極において発生する水素の圧力の上昇速度と圧力の上限値とのうち少なくとも一方を調整する水素調圧部と、を備える。【選択図】図１

メタン含有流体を製造する方法、及びメタン含有流体を製造する装置

Resumen de: JP2026038393A

【課題】アンモニアメタネーションにより効率よくメタン含有流体を製造する技術を提供する。【解決手段】アンモニアと二酸化炭素とを含有する原料流体からメタン含有流体を生成するにあたり、アンモニア分解活性、及びメタネーション活性を有する第一触媒が充填された第一反応器３１に前記原料流体を供給し、アンモニアの分解、及びメタネーションを進行させて中間生成流体を得る。次いで、第一反応器３１から流出した前記中間生成流体を冷却した後、メタネーション活性を有する第二触媒が充填された第二反応器３２に供給してメタネーションを進行させ、メタン含有流体を得る。【選択図】図６

分隔膜和包括其的电化学电解槽

Resumen de: WO2025048510A1

The present invention relates to a separator in which an anode catalyst layer is coated on one surface of a porous substrate, and an electrochemical cell comprising same, the separator allowing ions to smoothly move through pores of the porous substrate and exhibiting low overpotential due to having the anode catalyst layer coated on one surface thereof.

水性反応器

Resumen de: CN120659908A

A hydrogen generating battery includes a pair of input electrode plates, a pair of output electrode plates, an additional X-plate electrode positioned adjacent the pair of output electrode plates, and a plurality of intermediate electrode plates disposed between the pair of input electrode plates and the pair of output electrode plates. The plasma torch is spaced apart from and inductively coupled to the pair of input electrode plates. A pulsed DC voltage is applied to the plasma torch and the X-plate, while a lower pulsed DC voltage is applied to the pair of input and output electrode plates such that hydrogen gas is generated from the aqueous solution in which the battery is immersed.

水素および酸素生成装置を封入体に封入する方法ならびに水素および酸素生成装置に適合された封入体

Resumen de: US20260002270A1

An enclosure adapted for a hydrogen and oxygen generating apparatus arranged in a movable has an interior and an interior surface and an exterior surface whereby the hydrogen and oxygen generating apparatus comprises at least one electrolyser stack adapted for electrolysing water to hydrogen product gas and oxygen product gas and accompanying gas and electrolyte handling equipment. The exterior surface of the enclosure comprises at least a heat insulating, flexible polymer cover element which is attached to a metal frame.

BISMUTH VANADATE PHOTOELECTRODE

Resumen de: US20260062823A1

A method of preparing bismuth vanadate particles is described. The bismuth vanadate particles prepared via ultrasonication and hydrothermal treatment exhibit controlled morphology (e.g., octahedral shape) and crystallinity (e.g., tetragonal crystal symmetry). A photoelectrode containing bismuth vanadate particles and a method of using the photoelectrode in a photoelectrochemical cell for water splitting is also provided.

COMBINED SOLID OXIDE ELECTROLYZER CELL AND POLYMER ELECTROLYTE ELECTROLYZER CELL HYDROGEN GENERATION SYSTEM AND METHOD OF OPERATING THEREOF

Resumen de: US20260062816A1

A method of operating an electrolyzer system includes electrolyzing water into oxygen and inlet hydrogen using a polymer electrolyte cell (PEC) module including PECs, providing the inlet hydrogen to solid oxide electrolyzer cell (SOEC) modules that each include at least one SOEC stack, providing steam to the SOEC modules, and electrolyzing the steam to generate oxygen and a main product stream containing hydrogen.

RAW MATERIAL FLUID TREATMENT PLANT AND RAW MATERIAL FLUID TREATMENT METHOD

Resumen de: US20260063069A1

A raw material fluid treatment plant is provided with a raw material reaction apparatus for reacting a raw material fluid to form a reaction gas. The raw material reaction apparatus includes preheaters and a reactor. The preheaters are heat exchangers that perform heat exchange between a second heat transfer medium and the raw material fluid to heat the raw material fluid. The reactor is a heat exchanger that performs heat exchange between a first heat transfer medium differing from the second heat transfer medium and the raw material fluid having been heated by the preheaters to heat and react the raw material fluid.

APPARATUSES, SYSTEMS, AND METHODS FOR GENERATING HYDROGEN

Resumen de: WO2026050250A1

Methods of producing a product, such as methods that include irradiating a susceptor material with electromagnetic radiation, and contacting the susceptor material and a fluid to produce the product. The irradiating of the susceptor material may produce an electric current, a field, and/or generate heat, which can effect a chemical reaction of the fluid or a component thereof. Apparatuses and systems, which include a susceptor material disposed in a container.

REGENERATIVE FUEL CELL UTILIZING LIQUID HYDROGEN CARRIER

Resumen de: WO2026047671A1

The invention provides a method of storing and producing energy with the aid of a liquid hydrogen carrier (LHC) as a fuel material in a unified regenerative fuel cell having bifunctional electrocatalyst on its oxygen electrode. A fuel cell system comprising the unified regenerative fuel cell and a fuel supply and regeneration installation for the LHC is also provided.

REGENERATIVE FUEL CELL UTILIZING LIQUID HYDROGEN CARRIER

Resumen de: WO2026047670A1

The invention provides Pt 1-99- Ir1-99-Mo-99 aerogel useful as a bifunctional electrocatalyst in a unified regenerative fuel cell. Also provided is a unified regenerative fuel cell and a method of storing and producing energy with the aid of a liquid hydrogen carrier (LHC) as a fuel material in a unified regenerative fuel cell.

DEVICE AND METHOD FOR GREEN AMMONIA SYNTHESIS

Resumen de: WO2026046825A1

The invention relates to a method for ammonia synthesis, comprising: providing hydrogen and nitrogen; supplying the hydrogen and the nitrogen to an ammonia synthesis circuit (20) comprising an ammonia converter (3) in which ammonia is catalytically synthesized, wherein a reactant gas mixture is supplied to the ammonia converter (4) and a product gas mixture is discharged from the ammonia converter (6); a circulator (1) which supplies a reactant gas mixture containing the hydrogen and the nitrogen to the ammonia converter (3); and a separator (11) in which ammonia is separated from a product gas mixture of the ammonia converter (4); wherein the ammonia synthesis circuit (20) is operated in a full-load operation in which a nominal flow rate of the hydrogen is provided to the ammonia synthesis circuit (20), and wherein the ammonia synthesis circuit (20) is either transferred from the full-load operation to a partial-load operation or from a partial-load operation to the full-load operation, wherein a flow rate of hydrogen is provided to the ammonia synthesis circuit (20) in the partial-load operation which is lower than the nominal flow rate, wherein, in the partial-load operation, a bypass gas flow branches off from the reactant gas mixture between the circulator (1) and the ammonia converter (4) and is supplied to the product gas mixture between the ammonia converter (4) and the separator (11).

METHOD FOR CATALYTICALLY PRODUCING METHANOL FROM BIOMASS

Resumen de: WO2026046719A1

The invention relates to a method for catalytically producing methanol from biomass by means of electric current, wherein in a first stage, O2 and H2 are produced from water by electrolysis, wherein in a second stage, the biomass is converted into formic acid by means of an aqueous solution of a first catalyst in a first reaction vessel (R1), wherein the first catalyst reduced in the catalytic reaction is converted back into its initial state by oxidation, wherein for the oxidation thereof the oxygen produced in the first stage is introduced into the solution in the first reaction vessel (R1), wherein the solution with the formic acid resulting therein is transferred to a second reaction vessel (R2), wherein methanol is added to the solution during transfer into the second reaction vessel or in the second reaction vessel (R2), wherein the second reaction vessel (R2) is designed as a rectification column which optionally contains an acidic second catalyst which catalyses esterification of the methanol with the formic acid, wherein the second catalyst is present in solid form as a bed or in liquid form as an acid, wherein a reactive distillation is carried out in the second reaction vessel (R2) and the resulting methyl formate is transferred into a tank (T), wherein in a third stage, the methyl formate is evaporated from the tank (T) and is transferred to a third reaction vessel (R3) and there is hydrogenated with the H2 from the first stage by means of a third catalyst which c

SOLID OXIDE STEAM ELECTROLYSIS SYSTEM AND METHOD

Resumen de: WO2026047273A1

An object of the invention is a solid oxide steam electrolysis system comprising a steam feed (1), a gas recycle device (10) that supplies hydrogen from feed-in line (51) to the steam feed (1), and flow rate of the hydrogen from the gas recycle device (10) is being configured to control the partial pressure of hydrogen in the inlet of the cathode compartment from fuel gas supply structure (22) of the solid oxide electrolysis stack structure (30). A first heat management system (20) is being configured to heat the steam-hydrogen gas mixture in line (21) to 400 - 900 °C and is being configured to supply the gas from fuel gas supply structure (22) to the cathode compartment of the solid oxide electrolysis stack structure (30) to reduce steam into hydrogen and oxygen ions by a first controlled current from a power source (70). In the system the hydrogen-steam mixture in product gas line (23) being fed to the first heat management system (20) transferring energy to the inlet gas mixture from line (21), and the hydrogen-steam mixture from the first heat management system (20) in fluid line (24) being fed through a second heat management system (40) where the gas mixture is partly condensing and producing two-phase hydrogen-water-steam mixture to line (41). The steam flow rate in fuel gas supply structure (22) to the cathode compartment of the solid oxide electrolysis stack structure (30) is being controlled based on the first controlled current of a power supply (70). The steam fl

Elektrolysesystem

Nº publicación: DE102024208419A1 05/03/2026

Solicitante:

BOSCH GMBH ROBERT [DE]
Robert Bosch Gesellschaft mit beschr\u00E4nkter Haftung

Resumen de: DE102024208419A1

Elektrolysesystem zur elektrolytischen Spaltung von Wasser in Wasserstoff und Sauerstoff, mit einer elektrolytischen Zelle (1), die einen Anodenraum (2) und einen Kathodenraum (3) aufweist, die voneinander durch eine semipermeable Barriere getrennt sind, und mit einem Anoden-Wasserkreislauf (4), der über einen Anodenzulauf (5) den Anodenraum (2) mit Wasser versorgt und der über einen Anodenablauf (6) Wasser aus dem Anodenraum (2) aufnimmt, wobei im Anoden-Wasserkreislauf (4) ein Gas-Wasser-Separator (8) und eine Pumpvorrichtung (9) angeordnet sind. Das Wasser aus dem Kathodenraum (3) wird in einem Kathoden-Wasserpfad (14) aufgenommen und in den Anoden-Wasserkreislauf (4) einspeist, wobei im Kathoden-Wasserpfad (14) ein zweiter Gas-Wasser-Separator (17) angeordnet ist und im Anoden-Wasserkreislauf (4) ein Ionentauscher (10) zum Entfernen von Metall-Ionen. Im Kathoden-Wasserpfad (14) ist ein Radikalfänger (20) angeordnet.