CarlosK2

It’s very beautiful Jib: Max Michael Munk Mainsail: Ludwig Prandtl 2D CL, 3D CL, upwash, downwash... it’s wonderful to see how all the...

F drive: 299 Fx: 335 Fy: 920 Thank you very much UliSail_3.7

Thank you very much

Many thanks, Herr Remmlinger, for your efficient work. I have read and enjoyed the very interesting documents on UliSail—Ludwig Prandtl...

Thanks for the food for thought; very interesting.

Chinese Rig Gaff Rig 3/4 fractional 3/4 fractional rig is a wonderful rig ... for a 1-ton sailboat If you want a 10-ton yacht and...

This industry is utterly baffling, no matter how you look at it. A 47-foot yacht is a "coastal cruiser". Exactly. A 47-foot yacht is...

Got this from the Strike 20 builder, to my FB-group a few days ago. Nice boat where the 5.8 hulls are now replaced by 6.0...

This is an update on the Bernd Kohler KD650. The KD 650 is an affordable trailer catamaran for amateur construction. The boat is...

My last big spar, 3 layers, hollow, aluminium chafe in the top 2m. Its lost a further 3kg in weight while being stored over the...

Obviously Obviously, at 20 knots, longitudinal imbalance in a high-performance racing yacht is irrelevant for two reasons: because the...

CG: Yacht Center of Gravity LCF: Center of Flotation, Longitudinal position Wave: ocean Wave F_FK: Froude-Krylov Force How is this...

Well, at least naval architects know a lot about the Roll axis, their one and only deity, whom they worship Well, no, because they...

A) Why the Keel must be Neutralized (HC_K = LCG, LCB) Because the rudder must compensate for 1) the imbalance created by the sails 2)...

In other words It doesn't matter if yachts sail at 5 knots in one era, 10 knots in another, and 20 knots in yet another Time and...