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Study sees gradual, focused replacement of lead-acid SLI batteries by Li-ion batteries over next couple of years

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In a paper in the Journal of Power Sources , they suggest that the replacement will probably be specific to certain vehicle OEMs and geographical locations. This energy sector is primarily driven by the need for low-cost with reasonably long cycle-life energy storage technology, for which the lead-acid battery is well suited.

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Williams Hybrid Power flywheel proves powerful and reliable in Porsche 911 GT3 R Hybrid in Zhuhai race

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At the core of the hybrid system is Williams Hybrid Power’s (WHP) flywheel energy storage unit. Throughout the season the MLC flywheel technology has operated without fault in a deep-cycling, high duty cycle and aggressive mobile environment, according to Williams F1. Earlier post.).

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Industry study finds lead-acid to remain most wide-spread automotive energy storage for foreseeable future; new chemistries continue to grow

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Their low cost and ability to start the engine at cold temperatures sets them apart in conventional and basic micro-hybrid vehicles, and as auxiliary batteries in all other automotive applications, according to the report. Overview of the three vehicle classes identified in the study, and their corresponding battery technologies.

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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. This larger, more powerful unit will require approximately twice the number of batteries as contained in the electric yard switcher. Source: NS.

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