uPotentially
Most Efficient Concept At High Speed
uPotentially
Best Motions At High Speeds
uCan
Have Deep Draft At Speed (Limited Routes)
uPropulsion
Systems Tend To Be Complex & Expensive
uFully
Submerged Foils Give Best Efficiency But
MUST HAVE RIDE
CONTROL SYSTEM (RCS)
(RCS Failure Is A Possible Safety Problems)
uSurface
Sensing Foils Do Not Need RCS But
Less Efficient, Poorer Motions In Waves
uFoil
Design & Manufacture Complex, Expensive
uStructure
Can Be Complex And Expensive