Hello Everyone, I need further explanation on the dimensionning of a propeller. My method is the following : Determine total resistance >...
thank you for your answer, I'm gonna study composite design, I found another way for a simplest evaluation, using ComposeIT. Free software by...
Hi, I am immersing in the BV standards (NR500 and NR546) and I am in trouble for the calculation of Nxx, Nyy, Nxy .... require to determine...
Hello, I am studying resistance in order to determine power and propeller for a 9m hard chine boat, here are results given by Wolfson power...
Hi, You' re right, my reply may be confusing. There was actually 2 mistakes. The + should be a x (multiply) and the X (not E) is the distance...
Hello, Thank you very much all, it really help me for my work. Just mind in the Stumble equation, it seems there is a mistake if I compare to...
Hello, I would like to calculate the forces and tensions into sheets and halyards in order to dimension fittings (cleats, clutches, winches...
Hi everyone, I still need your vote for the last rush before the end of the vote time (15th April). Please help me to participate this adventure...
Thank you very much =) your vote is very helpful for me =)
If any other people wants to help me it would be geatful =D Thank you very much for your help =)
My main interrogation is how this coatting will resist on sea water on the long term. Secondly, Ultra Ever Dry is ultra ever expensive if you...
Thank you very much guy, I still need vote, please take 30 sec to vote =) Don't hesitate to use all your available email (presonal,...
You can generaly assume for a in-line shaft a QPC of 50 - 55% Basically the QPC = hull eff. x open water eff. x rotative eff. Let's assume I...
Hello, I would like to know what would be a typical Quasi propulsive coefficient for a Sail Drive. I know it is less than a classic shaft,...
Thank you soo much =)
Soooo nice guy Thank you verry much for your help =)
Hello everybody =) One of my dream would be sail on the forties. I found an opportunity to participate a leg of the Clipper Round The World Yacht...
