Toshiba Energy Systems & Solutions Patente

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A terminal box of an embodiment includes a terminal box main body, a first connection terminal, and a second connection terminal. The terminal box main body is attached to a monolithic-structure solar cell element. The terminal box main body has a connection portion electrically connected to a terminal of the solar cell element. The first connection terminal is electrically connected to the connection portion. The first connection terminal is disposed at a distal end of a cable extending to the outside from the terminal box main body. The second connection terminal is electrically connected to the connection portion. The second connection terminal is formed on an outer surface of the terminal box main body. The second connection terminal is connectable to the first connection terminal.

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A synthetic fuel manufacturing system according to an embodiment includes: a carbon dioxide electrolysis unit that discharges cathode gas containing carbon monoxide gas and hydrogen gas; a booster that increases a pressure of the cathode gas; a synthetic fuel generation unit that generates a synthetic fuel by means of the cathode gas having the increased pressure; and a combustion section. The combustion section combusts anode gas containing carbon dioxide gas and oxygen gas, and off gas containing hydrocarbon gas, to generate highly concentrated gas having an increased concentration of the carbon dioxide gas. The carbon dioxide electrolysis unit electrolyzes the carbon dioxide gas contained in the highly concentrated gas discharged from the combustion section.

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An electrode according to an embodiment includes a support, and a catalyst layer including a sheet layer and a gap layer stacked, alternately on the support. The catalyst layer includes noble oxide and non-noble oxide. 4 [wt%] or more and 8 [wt%] or less of metal elements included in the catalyst layer is non-noble metal. An average thickness of the gap layer is 6 [nm] or more and 50 [nm] or less .

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To provide an energy management system capable of easily implementing efficient energy generation, energy supply, and so on. An energy management system in an embodiment includes an information acquisition part and a planning part. The information acquisition part acquires information including procured electric power information regarding an electric power supply part which procures electric power and supplies the procured electric power, gas conversion information regarding a plurality of electric power gas conversion parts which produce gas using the electric power supplied from the electric power supply part, and gas demand information regarding a plurality of gas demand parts which are supplied with the gas from the plurality of electric power gas conversion parts. The planning part creates an electric power distribution plan regarding the electric power to be distributed from the electric power supply part to the plurality of electric power gas conversion parts and a gas distribution plan regarding the gas to be distributed from the plurality of electric power gas conversion parts to the plurality of gas demand parts so that an evaluation value evaluated based on the information acquired by the information acquisition part becomes an optimum value.

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An electrode for an electrochemical reaction device, includes: a substrate; and a stack provided on the substrate. The stack includes catalyst layers and gap layers, and each catalyst layer and each gap layer are alternately stacked. One of the gap layers has a first region and a second region, the first region having a first thickness, the second region having a first gap, and the first gap having a second thickness, and the second thickness is 3 times or more and 10 times or less the first thickness.

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A CO<2> conversion device of the embodiment includes: a CO<2> supply unit supplying CO<2>; a CO<2> electrolysis unit including a cathode chamber supplied with CO<2> from the CO<2> supply unit and reducing and converting CO<2> into CO and an anode chamber oxidizing substances to be oxidized to produce oxides; a fuel supply unit supplying fuel; an oxygen combustion power generation unit to which O<2>-CO<2>-containing gas discharged from the anode chamber of the carbon dioxide electrolysis unit is supplied, the fuel is supplied from the fuel supply unit, and that combusts the O<2>-CO<2>-containing gas; a condenser cooling and condensing water vapor-CO<2>-containing gas discharged from the oxygen combustion power generation unit; and a gas-liquid separator separating a water-CO<2> two-phase fluid discharged from the condenser into water and CO<2>.

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A membrane electrode assembly of an embodiment includes: a first electrode including a first diffusion layer, and a first catalyst layer; a second electrode for generating hydrogen, the second electrode including a second diffusion layer, a second catalyst layer including a porous catalyst layer including a porous precious metal or sheet-like precious metal, and a hydrophobic moisture management layer provided between the second catalyst layer and the second diffusion layer, the hydrophobic moisture management layer including carbon particles and carbon fibers, a weight of the carbon fibers being between lwt% and 20wt% of a weight of the second diffusion layer; and an electrolyte membrane provided between the first electrode and the second electrode, the first catalyst layer being provided between the first diffusion layer and the electrolyte membrane, and the second catalyst layer being provided between the second diffusion layer and the electrolyte membrane.

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