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PNNL study outlines requirements for grid storage, reviews four electrochemical energy storage systems: vanadium redox flow, Na-beta, Li-ion and lead-carbon

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Classification of potential electrical storage for stationary applications. published in the ACS journal Chemical Reviews , reviews in detail four stationary storage systems considered the most promising candidates for electrochemical energy storage: vanadium redox flow; sodium-beta alumina membrane; lithium-ion; and lead-carbon batteries.

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Ioxus Developing Higher Power Density Ultracapacitors

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The company has already designed an integrated ultracapacitor module to provide regenerative power assistance in retrofitting lead-acid battery powered forklifts. The use of the module also prevents the battery from deep cycling, extending the life of the battery. Tags: Batteries.

Power 218
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Axion supplying PbC batteries to Norfolk Southern for all-battery switcher and working on line-haul hybrid locomotives; micro-hybrid and stationary expansion

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In April, Axion Power International Inc received an order from Norfolk Southern Corp (NS) for PbC lead-carbon batteries for use in an all-battery-powered switcher locomotive. Sustain 80-85% round trip efficiency in PSOC applications; 90-95% in deep cycle applications. Source: NS. Click to enlarge.

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