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NREL researchers capture excess photon energy to produce solar fuels; higher efficiency water-splitting for H2

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The advancement could significantly boost the production of hydrogen from sunlight by using the cell to split water at a higher efficiency and lower cost than current photoelectrochemical approaches. Beard and other NREL scientists in 2011 published a paper in Science that. The research is outlined in a paper in Nature Energy.

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Researchers from MIT and Sun Catalytix develop an artificial leaf for solar water splitting to produce hydrogen and oxygen

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The traces are for solar cells of 7.7% Researchers led by MIT professor Daniel Nocera have produced an “artificial leaf”—a solar water-splitting cell producing hydrogen and oxygen that operates in near-neutral pH conditions, both with and without connecting wires. solar-to-fuels systems. illumination.

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Novel battery to extract and store energy from the salinity difference between seawater and river water could make significant contribution to renewable energy

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Estimated extractable power (GW) from the difference of salinity in different countries, based on flow of river water emptying into the ocean. The large scale chemical energy stored as the salinity difference between seawater and freshwater is another renewable source which can be harvested. Credit: ACS, La Mantia et al.

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Cella Energy Ltd named UK winner for Shell Springboard Awards 2011 for novel solid-state hydrogen storage technology

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Cella Energy, developer of a novel hydrogen storage technology ( earlier post ), was named the UK winner for the Shell Springboard Awards 2011. Cella Energy’s invention uses nanotechnology to store hydrogen safely in tiny micro-beads (smaller than a grain of sand) which then release hydrogen when heated.

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AREVA and Schneider Electric sign a strategic partnership agreement on grid energy storage using hydrogen fuel cells

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This is used to store hydrogen and oxygen from water electrolysis during periods of low energy demand in order to produce electricity during peak consumption periods. This technology has been operational since 2011. AREVA will provide the Greenergy Box , an energy storage solution made with an electrolyzer and fuel cell.

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Honda opens Smart Home US in California; produces more energy than it consumes; direct DC-DC EV charging

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The home is also three times more water-efficient than a typical US home. A 10 kWh battery energy storage system in the garage, using the same lithium-ion cells that are used in the Honda Fit EV, allows stored solar energy to be used at night, when household demand typically peaks and electric vehicles are usually charged.

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Hydrogenics wins order from E.ON for power-to-hydrogen-gas energy storage project in Germany

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Power-to-Gas is a novel way to store energy at utility scale, whereby surplus electrical grid power is converted into hydrogen gas. The electrolysis of water into hydrogen whenever surplus electrical power is available is the optimal pathway to increase the renewable content in the energy system mix.