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507
results.
Updated on
06/08/2025 [06:57:00]
Results 50 to 75 of 507
Absstract of: CN119908039A
Disclosed is an electrochemical cell having: a porous metal support; at least one layer of a first electrode on the porous metal support; a first electron blocking electrolyte layer of rare earth doped zirconia on the at least one layer of the first electrode; and a second bulk electrolyte layer of rare earth doped cerium oxide on the first electron blocking electrolyte layer. The first electron blocking electrolyte layer of rare earth doped zirconia may have a thickness of 0.5 mu m or more, and the second bulk electrolyte layer of rare earth doped ceria may have a thickness of 4 mu m or more.
Absstract of: AU2023342927A1
An electrochemical cell is disclosed having a porous metal support, a gas transport layer on the porous metal support, and an electrode layer on the gas transport layer. The gas transport layer is electrically conductive and has an open pore structure comprising a pore volume fraction of 20% by volume or higher and wherein the electrode layer has a pore volume fraction lower than the pore volume fraction of the gas transport layer. Also disclosed is a stack of such electrochemical cells and a method of producing such an electrochemical cell.
Absstract of: CN119895081A
An electrolytic cell (1) for the electrolysis of chlor-alkali or alkaline water, comprising: two cell elements (2, 3), each cell element (2, 3) defining an electrode chamber (4, 5) by providing a rear wall (6) and side walls (7) of the electrode chamber (4, 5); electrodes (8, 9) respectively housed in each of the electrode chambers (4, 5); a sheet-like diaphragm (10) that extends in the height direction (H) and the width direction (W) of the electrolytic cell (1), is provided in a joint (11) between the two electrolytic cell elements (2, 3), and forms a partition wall (12) between the electrode chambers (4, 5); a plurality of support members (13) for supporting at least one electrode (8, 9) on a respective rear wall (6); wherein each support member (13) comprises: two support parts standing on the rear wall (6) and extending in the height direction (H) of the electrolytic cell (1); two feet (16, 17) connected to the respective supports (14, 15) at an angle and in planar contact with the rear wall (6); wherein the support portions of the support members (13) are connected to each other by means of an arch-shaped portion (18) bent outward toward the electrode (8) to be supported, and form an elastic bearing surface (19) for supporting the electrode (8); when the arch (18) deflects inwards, the bearing surface (19) increases.
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: EP4588566A1
The present disclosure relates to a method of preparing a NiMo-MoO<sub>3-x</sub> porous nanorod catalyst based on a metal-organic framework and a non-precious metal alloy catalyst prepared thereby. The method of preparing a non-precious metal alloy catalyst according to the present disclosure can prepare an alloy catalyst that combine alloys and oxides and form nanorods having porosity and high surface area, and possess excellent HER performance close to that of commercial platinum catalysts.
Absstract of: WO2024114990A1
A hydrogen production apparatus (11) for an intermittent power source (2) and/or an electrical grid, comprising: a hydrogen production unit (19) for producing hydrogen gas (12), a first compressor unit (21) for compressing the produced hydrogen gas, a tank (25) for storing the gas compressed by the first compressor unit (21), the tank comprising a first and a second outlet (28, 29), a second compressor unit (30) fluidly connected to the second outlet of the tank (25) for compressing hydrogen gas supplied from the tank, the second compressor unit comprising an outlet (33), and a dispensing unit (34) fluidly connected to both the first outlet of the tank and the outlet of the second compressor unit for dispensing gas from the hydrogen production apparatus. By storing hydrogen gas in the tank, hydrogen gas can be dispensed from the hydrogen production apparatus even in times of low hydrogen production such as low wind speeds.
Absstract of: EP4588957A1
A block copolymer including one or more segments containing an ionic group (hereinafter referred to as an "ionic segment(s)") and one or more segments containing no ionic group (hereinafter referred to as a "nonionic segment(s)"), wherein the ionic segment has an aromatic hydrocarbon polymer having a number-average molecular weight of more than 40,000 and 50,000 or less, and wherein the block copolymer satisfies the relation of: Mn3 / (Mn1 + Mn2) > 1.5, wherein Mn1 represents the number-average molecular weight of the ionic segment, Mn2 represents the number-average molecular weight of the nonionic segment, and Mn3 represents the number-average molecular weight of the block copolymer. Provided is a block copolymer and a polymer electrolyte material produced using the same, wherein the block copolymer has excellent proton conductivity even under low-humidity conditions, has excellent mechanical strength and physical durability, and has an excellent in-process capability.
Absstract of: EP4588561A1
Provided is a composite including molybdenum disulfide and molybdenum trioxide, in which the molybdenum disulfide includes a 3R crystal structure, and the percentage content of a molybdenum trioxide-equivalent value (B) calculated from the molybdenum content determined by XRF analysis of the composite relative to the total mass of the composite is 5 to 90 mass%. Also provided is a catalytic ink including the composite and a solvent. Also provided is a method for producing the composite, including a calcination step of heating molybdenum trioxide in the presence of a sulfur source at a temperature of 400°C or less.
Absstract of: GB2637436A
Provided are a battery management system and method, and a related device. Battery units are controlled to be connected or disconnected in a power supply circuit by using collected operation parameters of the battery units, so that the safety in a battery operation process is improved. The battery management system comprises N first nodes, a second node, and M control switches. The first node is used for generating a first signal and sending the first signal to the second node, wherein the first signal comprises operation parameters of the battery unit corresponding to the first node in the power supply circuit. The second node is used for generating a second signal on the basis of the N first signals from the N first nodes and sending the second signal to the control switches. The control switch is used for controlling, on the basis of the second signal, the battery unit corresponding to the control switch to be connected or disconnected in the power supply circuit.
Absstract of: AU2023405114A1
The invention relates to an electrolysis system (1) comprising an electrolyser (3) for producing hydrogen (H
Absstract of: EP4589053A1
An electrode, including: a substrate that has a surface composed of at least one of nickel, nickel oxide, and nickel hydroxide; and scale-like protruding parts provided on the surface of the substrate.
Absstract of: NZ793935A
The present invention describes a processes, systems, and catalysts for the conversion of carbon dioxide and water and electricity into low carbon or zero carbon high quality fuels and chemicals. In one aspect, the present invention provides an integrated process for the conversion of a feed stream comprising carbon dioxide to a product stream comprising hydrocarbons between 5 and 24 carbon atoms in length.
Absstract of: AU2023359480A1
The invention relates to a bipolar plate for an electrolytic cell, the plate comprising, on at least one of its main faces: a first zone running circumferentially; a second zone running circumferentially so as to be bordered on the outside by the first zone; a third zone running circumferentially so as to be bordered on the outside by the second zone, the various zones being arranged on the periphery of the associated main face. The invention also relates to the corresponding cell, electrolyzer cell and assembly method.
Absstract of: WO2023246668A1
Disclosed in the present invention is an ammonia decomposition reactor having an ammonia preheating function. The reactor comprises a heat exchanger body and a reactor body; the heat exchanger body wraps the outer side of the reactor body; heat exchange tubes on the heat exchanger body are arranged in heat exchange housings; one end of each heat exchange tube is communicated with an ammonia heat exchange inlet, and the other end of the heat exchange tube is communicated with an ammonia heat exchange outlet; a heating agent inlet and a heating agent outlet on the heat exchanger body are respectively communicated with the heat exchange housings; catalyst tubes on the reactor body are arranged in a reaction housing; the ammonia heat exchange outlet on the heat exchanger body is communicated with an ammonia inlet on the reactor body; the ammonia inlet is communicated with an ammonia decomposition gas outlet by means of the catalyst tubes; and the ammonia decomposition gas outlet is communicated with the heating agent inlet on the heat exchanger body. According to the present invention, the reactor is compact in structure, high-temperature gas of an ammonia decomposition gas in the reactor is used as a heat medium of a heat exchanger, and heat is provided for ammonia for preheating, so that ammonia entering the reactor is in a high-temperature state, and the ammonia decomposition reaction in the reactor is more sufficient.
Absstract of: WO2025149217A1
The present invention relates to an alkaline electrolysis device comprising: - at least one electrolysis cell having a reactor chamber, which has a hydrogen-side reactor-chamber region, containing the aqueous electrolyte, for breaking down the aqueous electrolyte into gaseous hydrogen and has an oxygen-side reactor-chamber region, containing the aqueous electrolyte, for breaking down the aqueous electrolyte into gaseous oxygen; - a hydrogen separator, which is connected to the hydrogen-side reactor-chamber region, for separating the gaseous hydrogen from the aqueous electrolyte introduced into the hydrogen separator; and - an oxygen separator, which is connected to the oxygen-side reactor-chamber region, for separating the gaseous oxygen from the aqueous electrolyte introduced into the oxygen separator; wherein the hydrogen separator comprises a first hydrogen-separator outlet for removing the aqueous electrolyte having a first hydrogen concentration, and a second hydrogen-separator outlet for removing the aqueous electrolyte having a second hydrogen concentration that is lower than the first hydrogen concentration; and wherein the first hydrogen-separator outlet and the second hydrogen-separator outlet can be or are connected to the reactor chamber.
Absstract of: MX2025000634A
A water electrolysis system including a container; a plurality of microcells located inside the container; the microcells are centered around a central axis of the container; a first bracket located on a first side of the microcells; a second bracket located on a second side of the microcells; a plurality of magnets mounted on the first and the second brackets, the magnets are placed in parallel to the microcells; a liquid inside the container. The first and the second brackets are adapted to be connected to a motor. The first and the second brackets rotate during the electrolysis process. The magnets on the first bracket produce a first magnetic field and the magnets on the second bracket produce a second magnetic field; and the first and the second magnetic fields have opposite polarity.
Absstract of: CN119546546A
The invention relates to a method for producing hydrogen by photodissociation of water, comprising at least one step of contacting an aqueous solution with oxidized nanodiamonds under solar, natural or artificial illumination (or light).
Absstract of: WO2025150454A1
Provided is an operation method for a dehumidifier device for dehumidifying hydrogen gas produced by a hydrogen production device. The dehumidifier device comprises; a dehumidifier; a discharge line for discharging hydrogen gas dehumidified by the dehumidifier from the dehumidifier; a dew point measurement line connected to the discharge line; a dew point meter provided on the dew point measurement line; and an inlet valve and an outlet valve provided on opposite sides of the dew point meter on the dew point measurement line. The method includes: a stop step of stopping discharge of the hydrogen gas from the dehumidifier to the discharge line; and a maintenance step of maintaining a state in which a dew point meter installation part including at least a installation place of the dew point meter on the dew point measurement line is filled with dry gas when the discharge of the hydrogen gas from the dehumidifier to the discharge line is stopped.
Absstract of: WO2025148994A1
The present invention provides a direct electrolysis seawater hydrogen production method that effectively inhibits precipitation. In the present invention, natural seawater is used as an electrolyte; an alternating current is applied to an electrode; the polarity of the electrode is periodically and alternately converted between a cathode state and an anode state by utilizing the periodic change of the voltage of the alternating current; and when the electrode is in the anode state, OH- generated by means of a hydrogen evolution reaction in the cathode state is consumed to inhibit precipitation and a catalytic activity decrease of the electrode. The present invention further provides a solution electrolysis hydrogen production method that generates a precipitate under alkaline conditions.
Absstract of: US2025230560A1
An electrolyzer cell comprises a first half cell comprising a housing at least partially enclosing a cell interior, a first electrode coated with a first catalyst coating, wherein the first electrode is coupled to the housing in the cell interior without welding, a second electrode coupled to the housing in the cell interior without welding, and a separator positioned between the first electrode and the second electrode, wherein a voltage is applied between the first electrode and the second electrode.
Absstract of: AU2025204790A1
SYSTEM AND METHOD FORO CARBON DIOXIDE REACTOR CONTROL A system preferably including a carbon dioxide reactor. A method for carbon dioxide reactor control, preferably including selecting carbon dioxide reactor aspects based on a desired output composition, running a carbon dioxide reactor under controlled process conditions to produce a desired output composition, and/or altering the process conditions to alter the output composition. SYSTEM AND METHOD FORO CARBON DIOXIDE REACTOR CONTROL A system preferably including a carbon dioxide reactor. A method for carbon dioxide reactor control, preferably including selecting carbon dioxide reactor aspects based on a desired output composition, running a carbon dioxide reactor under controlled process conditions to produce a desired output composition, and/or altering the process conditions to alter the output composition. un u n s y s t e m p r e f e r a b l y i n c l u d i n g a c a r b o n d i o x i d e r e a c t o r m e t h o d f o r c a r b o n d i o x i d e r e a c t o r c o n t r o l , p r e f e r a b l y i n c l u d i n g s e l e c t i n g c a r b o n d i o x i d e r e a c t o r a s p e c t s b a s e d o n a d e s i r e d o u t p u t c o m p o s i t i o n , r u n n i n g a c a r b o n d i o x i d e r e a c t o r u n d e r c o n t r o l l e d p r o c e s s c o n d i t i o n s t o p r o d u c e a d e s i r e d o u t p u t c o m p o s i t i o n , a n d o r a l t e r i n g t h e p r o c e s s c o n d i t i o n s t o a l t e r t h e
Absstract of: US2025230563A1
The present invention relates to an electrocatalyst comprising a Cu substrate coated with a 3D TiO2/Cu microrods array decorated with nanoparticles of a noble metal, preferably Ru nanoparticles, an electrochemical cell comprising said electrocatalyst and their use for hydrogen production via hydrogen evolution reaction (HER) in basic conditions. The present invention also refers to an in-situ process for the preparation of said electrocatalyst and simultaneous production of hydrogen. The present invention also refers to a process for producing hydrogen which utilizes the electrochemical cell comprising the electrocatalyst according to the invention.
Absstract of: US2025230040A1
Methods and systems for splitting one or more of water and carbon dioxide are disclosed. Exemplary methods can operate under substantially isothermal conditions. The methods can include use of a material including two or more spinel phases in a solid solution. The solid solution can include oxygen, aluminum, and one or more transition metals.
Absstract of: US2025230108A1
A hydrocarbon generation system includes a hydrocarbon generator, an electrolyzer, a water vapor supply line, and a heat exchanger. The hydrocarbon generator generates hydrocarbon through an exothermic reaction between a carbon oxide gas and hydrogen. The electrolyzer generates hydrogen from water vapor of raw materials, the generated hydrogen being supplied to the hydrocarbon generator. The water vapor supply line generates the water vapor of the raw materials by evaporating liquid water of the raw materials and supplies the generated water vapor to the electrolyzer. The heat exchanger uses heat of a reaction generated in the hydrocarbon generator to evaporate the liquid water of the raw materials in the water vapor supply line via heat transfer oil.
Nº publicación: US2025230790A1 17/07/2025
Applicant:
LONE GULL HOLDINGS LTD [US]
LONE GULL HOLDINGS, LTD
Absstract of: US2025230790A1
A system and method by which energy from ocean waves is converted into hydrogen, and that hydrogen is used to manifest electrical and mechanical energies by an energy consuming device. A portion of the generated electrical power is communicated to water electrolyzers which produce oxygen and hydrogen from water as gases. At least a portion of the generated hydrogen gas is transferred to a transportation ship via a hose-carrying, remotely operated (or otherwise unmanned) vehicle, and subsequently transferred to an energy-consuming module or infrastructure, where a portion of the hydrogen is consumed in order to manifest a generation of electrical energy, a mechanical motion, and/or a chemical reaction.
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