DUCTED-PROPELLER WITH PRE-SWIRL STATOR FOR VESSELS

摘要

PURPOSE: A duct propeller for a ship equipped with a current fixing blade is provided to improve structural stability of a duct and to prevent vortex cavitation by installing a current fixing blade inside the duct. CONSTITUTION: A duct propeller for a ship equipped with a current fixing blade comprises a duct propeller and a current fixing blade(2). The duct propeller comprises a propeller and a duct for covering the propeller. The current fixing blade is installed in the front of the propeller inside the duct. The end of the current fixing blade is connected to the duct.