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Harvey Gulf orders Wärtsilä 746 kWh battery systems for another four LNG-powered supply vessels

Green Car Congress

When stationary in the field or in port, the boats will be able to operate on battery power only, thereby greatly reducing both fuel consumption and exhaust emissions. The 746 kWh Wärtsilä Energy Storage System will enable the Harvey Gulf PSVs to operate on battery power only when stationary at sea or in port.

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Advantage EV

Electric Auto Association

For EV drivers, cold temperatures slow down the chemical reactions in battery cells, and because they don't have heat-producing engines, EVs must use additional battery power to warm their cabins (although these can be pre-heated in plugged-in EVs). Electric vehicles are popular in cold climates.