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JP7417526B2 |
The invention relates to a method for determining an operating state of an electrochemical system (1a; 1b; 1c; 1d; 1e), which has a cell stack (2) having at least one electrode portion (3, 4), at least one valve (5, 6, 20, 21) and at lea...
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JP2024502382A |
The present invention relates to a power conversion system for multiple electrolytic cell stack units, the power conversion system comprising a parallel array of multiple DC/DC conversion modules, each DC/DC conversion module being conne...
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JP2024004580A |
[Problem] A control device for hydrogen production equipment, hydrogen production equipment, a control method for hydrogen production equipment, and a hydrogen production equipment that can appropriately produce the required amount of hy...
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JP7416088B2 |
A water electrolysis system includes a power generation device, a water electrolysis cell, and a power converter configured to generate an output voltage applied to the water electrolysis cell by converting power supplied from the power ...
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JP7414944B2 |
An electrochemical reaction device includes: a first reactor including a first room and a second room, the first room being configured to store a gas containing carbon dioxide or a first electrolytic solution containing carbon dioxide, a...
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JP7413304B2 |
A carbon dioxide electrolytic device includes: an anode configured to oxidize water or a hydroxide ion and thus generate oxygen; an anode solution flow path configured to supply an anode solution to the anode; a cathode configured to red...
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JP7412481B2 |
To suitably carry out water electrolysis by allowing a large amount of raw water for water electrolysis to flow through a reaction area of a water electrolysis cell while controlling the power of a pump.A water electrolysis cell 10 compr...
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JP7412480B2 |
To suitably carry out water electrolysis by allowing a large amount of raw water for water electrolysis to flow through a reaction area of a water electrolysis cell while controlling the power of a pump.A water electrolysis cell 10 compr...
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JP7412482B2 |
To suitably carry out water electrolysis by allowing a large amount of raw water for water electrolysis to flow through a reaction area of a water electrolysis cell while controlling the power of a pump.A water electrolysis cell 10 compr...
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JP2024001956A |
[Problem] Generation of electrolyzed water that can be selectively generated by switching between ozonated water and hypochlorous acid water without changing the configuration of the electrolytic section including the anode and cathode, ...
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JP2024001503A |
The present invention provides an electrolytic cell that can disperse electrolytic reaction fields in a well-balanced manner from an upstream part of a fuel electrode to a downstream part of a fuel electrode, and can suppress reduction i...
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JP2024500702A |
The present invention is an energy device (1) comprising one or more functional units (2), each functional unit (2) having a first cell electrode (120) and a first cell electrode (120). A first cell (100) comprising one or more first cel...
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JP7410724B2 |
To suppress an increase of an electrolytic voltage of an organic hydride production apparatus.An organic hydride production apparatus 1 comprises: an electrolyte film having proton conductivity; a cathode catalytic layer 4, which is arra...
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JP2024001174A |
The present invention provides a method for operating a water electrolysis device and a water electrolysis device for suppressing a decrease in water electrolysis efficiency. [Solution] A water electrolysis device is operated by applying...
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JP2024500529A |
The present invention provides optimally sized hydrogen gas, oxygen gas and/or oxyhydrogen gas microbubbles and Apparatus and methods for generating nanobubbles are provided. In the water reservoir, a control unit is operable for control...
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JP7410134B2 |
Process for the preparation of a methanol product comprising the steps of a) providing a first process stream consisting essentially of carbon dioxide; b) providing a second process stream consisting of hydrogen by electrolyzing water in...
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JP7406779B2 |
To provide a water purifier which does not require an excessive installation area even when a scale tank is set deep.A water purifier 104 has an electrolyzer 1, a scale tank 3, a filtration tank 5, and a water introduction tank 121. The ...
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JP7407313B2 |
Demand-based closed-loop control is used in an electrochemical plant that has modules and a control unit, with each module being individually controlled by the control unit and supplied with a module-specific electric operating current. ...
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JP2023554475A |
The present invention is a method for converting carbon dioxide to carbon monoxide in high temperature dry solid oxide electrolysis, which provides increased lifetime of SOECs and SOEC stacks by addressing the coking problem, while at th...
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JP2023553967A |
The present invention is a method for operating a fuel cell (SOFC) or a high temperature electrolysis or co-electrolysis reactor (1) with a stack of basic electrochemical cells (SOEC) of the solid oxide type in hot standby mode. during a...
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JP2023181869A |
To reduce carbon dioxide emissions and to supply thermal energy with a simple configuration.A thermal energy supply system 10 comprises: a water electrolysis apparatus 20 for generating hydrogen and oxygen by water electrolysis; a methan...
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JP2023553356A |
The object of the present invention is a recirculating solid oxide electrolysis cell system, the cell having a fuel side (100), an oxygen-rich side (102), and an electrolyte element (104) between the fuel side and the oxygen-rich side. i...
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JP2023552869A |
Each cell of the stack includes at least a membrane electrode assembly (MEA) including at least a cathode, an anode, an anion exchange membrane between the cathode and the anode, and a first pressure applied to the cathode half cell. an ...
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JP2023552870A |
[assignment] [Solution] A control system is provided for a microgrid that includes a plurality of electrolyzers and one or more primary power sources. The control system determines available power from the one or more primary power sourc...
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JP2023552288A |
The present invention relates to the field of redox flow batteries and combines the traditional use of redox flow batteries for electrochemical energy storage with the production of hydrogen as an additional energy storage system. Accord...
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JP2023552487A |
The present invention discloses a compact portable hydrogen-oxygen generator comprising a case, a top cover that is engaged with the upper end of the case for evacuation, and a bottom cover that is engaged with the lower end of the case....
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JP2023552157A |
The present invention (a) producing a first vanadium ion solution; (b) flowing the first vanadium solution into a first positive electrolyte tank and a first negative electrolyte tank to which a first stack including a positive electrode...
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JP2023176312A |
To provide a method of efficiently producing an ammonium persulfate while suppressing deterioration of current efficiency.A method includes producing an ammonium persulfate on the anode side by electrolysis in a state that a polarizing a...
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JP2023551628A |
A method and system for improved generation of hydroxy gas is presented. In one embodiment, a hydroxy gas generation device is provided that includes a gas generation chamber containing water and an anode cathode pair. The anode cathode ...
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JP2023175338A |
To provide a CO manufacturing apparatus that can enhance the effective utilization of CO2 while reducing CO2 emissions into the atmosphere.A CO manufacturing apparatus 1 of an embodiment of the present invention comprises: a CO2 electrol...
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JP2023172003A |
To improve utilization efficiency of a water electrolysis device in a water electrolysis system that manages power supply with renewable energy.A water electrolysis system manages power supply with renewable energy to a system and an ele...
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JP7393450B2 |
A regenerative fuel cell system includes a supply mechanism for supplying gas generated by a pressurization apparatus to a fuel cell, and a control apparatus. The supply mechanism includes a flow regulating valve provided in a gas supply...
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JP7390893B2 |
A method includes operating a water electrolysis device for producing hydrogen and oxygen from water. A PEM electrolyzer (1) is integrated in a water circuit (4) in the electrolysis device. The water circuit (4) feeds reaction water as w...
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JP7390892B2 |
A method includes operating a water electrolysis device for producing hydrogen and oxygen from water. A PEM electrolyzer (1) is integrated in a water circuit (4) in the electrolysis device. The water circuit (4) feeds reaction water as w...
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JP2023550547A |
The present invention provides a solid oxide battery chip with a dual electrolyte structure and a method for manufacturing the same, and belongs to the technical field of electrochemistry. A solid oxide battery chip with a dual electroly...
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JP2023169824A |
To estimate a state of a solid oxide type cell at a low cost and in a simple manner.An apparatus for estimating a state of a solid oxide type cell includes: an acquisition unit for acquiring an impedance of a specific frequency in the so...
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JP7385297B2 |
What is provided is a metal ion recovery device including a raw solution tank that is configured to store a metal ion containing raw solution including metal ions, a recovery liquid tank that is configured to store a metal ion recovery l...
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JP2023548753A |
A plant for producing hydrogen, especially liquefied hydrogen, at extremely low temperatures, comprising an electrolyzer (2) having an oxygen outlet and a hydrogen outlet, a hydrogen circuit (3) to be cooled, and a hydrogen outlet at the...
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JP7384281B2 |
A water electrolysis system includes a plurality of conversion circuits configured to convert a first power generated by a solar power generation apparatus into a plurality of second powers, respectively, a control circuit configured to ...
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JP7381008B2 |
This control method of a hydrogen generation system 1 involves controlling the electrical potential of an oxygen generating electrode 12 and a hydrogen generating electrode 16 of an electrolytic cell 2 such that, of the oxygen generating...
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JP2023548000A |
The present invention is a hydrogen production device comprising a closed volume, the volume having at least one gas inlet from the external environment and at least one porous hole that is hygroscopic or deliquescent and has ionic condu...
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JP2023548010A |
Plant and method for producing hydrogen at cryogenic temperatures, comprising an electrolyzer (2) and a hydrogen circuit (3) to be cooled, the upstream end connected to the hydrogen outlet and the cooling and/or or a hydrogen circuit (3)...
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JP2023547251A |
a high temperature electrolyzer (HTE) (1), a first supply line (2) for supplying steam to the vessel (1), and a first exhaust line (4) for discharging dihydrogen from the vessel (1); a second discharge line (3) for discharging dioxygen f...
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JP7377127B2 |
This synthetic material production system comprises: a first hydrogen supply line for supplying a by-product hydrogen gas; a second hydrogen supply line for supplying hydrogen gas generated using renewable energy; a compressor which is c...
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JP7377378B2 |
The present disclosure relates to thin-walled carbon nanomaterial, such as thin-walled carbon nanotubes, and systems, methods and compositions for production thereof. The method for producing a thin walled carbon nanotube comprises heati...
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JP2023161482A |
To provide a carbon dioxide recovery system which can appropriately control application time of an adsorption potential.A storage part stores a first map and a second map in which a target carbon dioxide adsorption amount and adsorption ...
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JP2023161226A |
To provide a carbon dioxide recovery system capable of reducing energy required for carbon dioxide recovery and also shortening a time required for the carbon dioxide recovery.A carbon dioxide recovery system that separates and recovers ...
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JP2023161481A |
To provide a carbon dioxide recovery system which can grasp an adsorption amount that carbon dioxide can be adsorbed by an electrochemical cell.A carbon dioxide recovery system recovers carbon dioxide from mixed gas containing carbon dio...
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JP2023161483A |
To provide a carbon dioxide recovery system which can suppress consumption of excessive energy for a carbon dioxide recovery amount.A storage part 18 stores adsorption amount change map data indicating a change in adsorption amount of ca...
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JP2023161224A |
To provide a system of recovering carbon dioxide, whose power source facility can be downsized when grouping a plurality of electrochemical cells.There are provided a plurality of grouped electrochemical cells 121 to 123 adsorbing CO2 fr...
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