A system that puts waste heat from main engine plant to productive use by adding to ship's electrical supply has been installed by Swedish manufacturers Opcon Marine aboard Wallenius Lines' car/truck carrier MV Figaro, and is reportedly being tested and fine-tuned. This fuel-saving technology is suitable for marine diesel engines sized 5 MW and upwards, and promises typical bunker savings on a 15 MW engined vessel of between 5 and 10 percent.
Energy Sources and Electrical Power Schematic: Image courtsesy of Opcon Marine
Opcon Powerbox Offers Two WHR SystemsPowerbox utilises waste heat recovery (WHR) by means of two separate technologies, and both have been installed in the machinery space of MV Figaro.
Opcon Powerbox WST (Wet Steam Turbine), is a special type of steam turbine that generates electricity from wet or saturated steam that does not require overheating, unlike other, more conventional steam turbines.
Opcon Powerbox ORC (Organic Rankine Cycle), utilises low-v... [More]