Nigel Calder

Nigel Calder was the technical director of the European Union’s Hybrid Marine (HyMar) research project, which applied automotive hybrid technologies to marine applications.
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TPPL vs li-ion Nigel Calder

TPPL battery claims vs lithium-ion battery claims in marine applications

TPPL batteries require regular extended charges at declining charge acceptance rates to bring the batteries to a full state of charge in order to hold sulfation at bay.
Nigel Calder
August 20, 2019
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TPPL batteries are a variant of absorbed glass mat (AGM) technology. But, whereas AGM batteries (and all other conventional lead-acid batteries) have cast lead plate grids, which conduct current into and out of the battery, and into which the active material of a battery is pasted, the TPPL batteries have plates stamped out of a roll of pure lead.
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