Osborne Propellers, operating out of Vancouver, B.C., has specialized in the design and repair of marine propellers since 1935. Its business design, like many propeller shops, is split between new propeller sales and propeller repair. Jody Bell has been co-owner of... Read more
Propeller noise is a rapidly expanding area of research, but what are the underlying principles? HydroComp’s Don MacPherson gives a primer Figure 1: Propeller wake field. Boundary layer thickness will increase with distance from the bow. Late November is a cold time... Read more
New features greatly improve process workflow for propeller designers… HydroComp PropCad 2019 includes several new exciting additions to make PropCad more effective and easier to use – whether you’re extracting design data from full 3D CAD files or you’re inputting... Read more
The bright red monohull crewboat slices through crystal clear waters in Singapore, its design elegant and sophisticated. Summit PSA 5 is 25 meters long, with a 16,000-liter tank capacity… and two fixed pitch propellers. Anyone can recognize the grace with which the... Read more
HydroComp Technical Director shares insight into the balancing act and complexities of unmanned underwater vehicle (UUV) design. From the standpoint of vehicle propulsion physics, an unmanned underwater vehicle (UUV) is little different from your personal ski boat or... Read more
By anticipating the maritime industry’s future problems, HydroComp has managed to successfully negotiate a changing landscape. Its newest initiative focused on the issue of ship noise pollution. Even for experienced ship designers, coming to grips with propellers and... Read more
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