Innovative Ferry Concept from Wartsila: New design features pulling, steerable mechanical thruster directly aft of forward propeller

摘要

In its attempt to meet the market's increasing demand for both better fuel economy and more environmentally friendly operation, Wartsila is following up its podded contra rotating propeller (CRP) concept, introduced some years ago, with yet another combination of a pod and a main propeller. The new concept features a pulling-type, steerable, mechanical thruster located directly aft of the forward propeller, which is mounted on the center line skeg.