SailNet Community - View Single Post - Worlds Largest Solar Powered Vessel cruising down the Chesapeake Bay Now
View Single Post
post #5 of Old 06-17-2013
downeast450
Tundra Down
 
downeast450's Avatar
 
Join Date: Jan 2008
Location: Seal Harbor, Maine
Posts: 1,274
Thanks: 50
Thanked 21 Times in 20 Posts
Rep Power: 8
 
Re: Worlds Largest Solar Powered Vessel cruising down the Chesapeake Bay Now

Quote:
Originally Posted by mad_machine View Post
that is very cool.. but why do they let the props hang half out of the water? They would be more efficent if they were not thrashing the water like that
The Arneson Surface Drives are among the most efficient marine propulsion systems in the world. Their surface-piercing propeller design reduces underwater drag by 50% compared to conventional submerged propeller drive systems.

Anybody know where this thing is headed?

Down

Islander-28, Marshall Sandpiper

Last edited by downeast450; 06-17-2013 at 03:24 PM.
downeast450 is offline  
Quote Share with Facebook
 
 
For the best viewing experience please update your browser to Google Chrome