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Toshiba integrated hydrogen energy system starts operation at Toranomon Hills Business Tower in Tokyo

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H2One consists of a hydrogen generator, a hydrogen storage tank, and hydrogen fuel cells, and batteries. The overall system is controlled by Toshiba’senergy management system H2EMS, which carries out power generation and power storage with associated operation of a 30-kW solar power system and batteries.

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Researchers demonstrate concept desalination battery

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Schematic representation of the working principle behind a complete cycle of the desalination battery, showing how energy extraction can be accomplished: step 1, desalination; step 2, removal of the desalinated water and inlet of seawater; step 3, discharge of Na + and Cl ? in seawater; step 4, exchange to new seawater.

Concept 246
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Highview Power and Encore Renewable Energy to co-develop the first long-duration, liquid-air energy storage system in US

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Highview Power Storage, Inc., a provider of long duration energy storage solutions, and Encore Renewable Energy, a developer of renewable energy generation and storage projects, jointly announced plans to develop the United States’ first long-duration, liquid-air energy storage system.

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Toshiba to partner with Kawasaki City on 5-year demo of independent energy supply system utilizing solar power and hydrogen

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The independent energy supply system combines a 25 kW photovoltaic facility; a storage battery; hydrogen-producing water electrolysis equipment; hydrogen (275 Nm 3 ) and water tanks; and fuel cells. Hydrogen electrical power storage capacity is 350 kWh. /h). Click to enlarge.

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Researchers synthesize battery cathode from lignin derivatives

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Grzegorz Milczarek from Poznan University of Technology (Poland), and Olle Inganäs from Linköping University (Sweden), have combined lignin derivatives, which are electronic insulators, with polypyrole, a conductive polymer, into an interpenetrating composite suitable for use as a battery cathode. —Milczarek and Inganäs.

Polymer 268
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New nanolithia cathodes may address technical drawbacks of Li-air batteries; scalable, cheap and safer Li-air battery system

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An international team from MIT, Argonne National Laboratory and Peking University has demonstrated a lab-scale proof-of-concept of a new type of cathode for Li-air batteries that could overcome the current drawbacks to the technology, including a high potential gap (>1.2 V) V in O 2 (gas) → O x− (condensed phase), and η charging > 1.1

Cheap 150
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Toshiba supplying H2-based energy supply system to Tohoku Electric Power; evaluating H2 for overcoming fluctuations from renewables

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The H2One system uses renewable energy to produce hydrogen via electrolysis, as well as for charging a battery-based energy storage system. Hydrogen is stored in a tank, then fed to a fuel cell unit to produce electricity (and hot water) when required.

Supplies 150