Saturday, 27 July 2019

Boat Keel Designs






Ted brewer reviews the ins and outs and ups and downs of keel design. the purpose of a keel, fin, or centerboard is to provide resistance to making leeway; in effect, to keep the yacht from sliding sideways through the water due to wind pressure on the sails.. I'm going to use a straight rudder shaft (may require relocating the rudder tube) and glassing a semi-circular groove in the hull, i assume that the more it overlaps the shaft, and the closer it is to the shaft the less the drag.. In the fully raised position, the keel will draw 3.5 metres. furthermore it is possible to raise the keel from nine metres to the six metre position while the boat is sailing and the keel is under load. this operation adds such immense loads and demands that the keel trunk is constructed incredibly strongly..





The Truth About Unsinkable Boats - boats.com


The truth about unsinkable boats - boats.com




sail – Page 2 – Devlin Designing Boat Builders


Sail – page 2 – devlin designing boat builders






Why Some Sailboat Keels Perform Better To Windward Than Others


Why some sailboat keels perform better to windward than others


On boats and ships, the keel is either of two parts: a structural element that sometimes resembles a fin and protrudes below a boat along the central line, or a hydrodynamic element. these parts overlap.. Many modern yachts have fin shaped keel designs, which are bolted beneath the hull. this produces lighter, faster and and more manouevrable yachts than deep keel designs. below is a summary of all the common keel designs found on types of sailing yachts on the market today. long keel design. long, deep keels are common on traditional yachts.. Hi folks, i'm after some advice regarding a new keel. it's for a hartley 16, which is a 5m trailer sailer. upwind speed would be about 5kts. the original keel is a steel plate, 10mm thick..


boat keel designs



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