(SWZ Article) Until very recently, batteries on board of merchant ships were used for such services as emergency lighting, alarm systems and engine starting, but not for real power supply, let alone propulsion. Yet, this is changing.
More and more ships have been and are being fitted with large battery installations in connection with hybrid propulsion or even for full-electric ships. Why are these ships provided with batteries?
Based on publicly available websites and technical magazines, SWZ|Maritime editor Willem de Jong gives an overview that provides – in arbitrary sequence – information on a number of ships with large batteries installed. He also discusses why ship operators choose for batteries in the first place and presents benefits as well as risks associated with applying batteries on board.
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Picture:The RRS Sir David Attenborough is a polar research vessel that will be equipped with two battery banks with a total stored energy of 1450 kWh (by Rolls-Royce).
