Hi Uli, Thanks for your reply. I am pretty aware of the limitations of the thin ship theory. I am also aware of the regression methods and use...
Hi, I have been using FreeShip with Michlet, but currently, I am not sure about FreeShip's status or development. I remembered DELFTship and...
@Ike Thanks for your valuable thoughts! The primary goal of the database is to understand trends and design ratios. I want to stick to...
Thank you very much for all the replies. They are very valuable and helpful to me. fallguy: makes perfect sense to have different databases for...
Hi, I want to start building a database of powerboats including advanced marine craft (such as hydrofoils, SES etc). I know that many...
Thanks Pafurijaz, got it opened now in the gCAD3D after I realized that the error was related to file path.
Hi, I tried opening the iges model in gCAD3D but I get an error message and it opens blank. Also I downloaded the 5.0 version of freeship from...
Hi Tops, Thank you very much for your reply. I was not aware that Freeship is developing in GIT nowadays, that is great news. I will give the...
Dear all, I have been playing around with Freeship and everything seems to work as it should except for exporting Iges files. The exported iges...
Hi Barry, If it is planing boat you are trying to calculate you could give it a go with Home https://www.boatspeedcalculator.com/
Thank you TANSL very much for the comments. I will try to answer them here in order: -You are very correct. Actually the propulsor thrust line...
Dear boat designers, Over the last few years I have been doing a bit of research on the mathematical models to predict resistance and thrust for...
Hi Alan thanks for your input. I was just interested in putting some very rough data in an excel sheet (e.g. lwl, displacement, trial speed,...
hi Gonzo, I understand this but the meaning for the database is just to have a rough idea of the general prop characteristics used in range of...
Hi, I am interested in creating a database of different propellers on different applications and results. I have few magazines with some outboard...
Thanks everybody for your replies. Barry I agree with you on the terminology, need to be careful with the terms.. Just to make it clear it is...
Lets assume a deep-v deadrise of 20-25degrees, monohedreon hull.
Thanks for the replies, This particular case is a waterjet drive with shaft inclination angle of 4deg relative to keel. I am not looking a...
Dear all, I was wondering if there is a system to lift planing boat bow up = increase running trim angle? Trim tabs, transom flaps, hooks,...
Now I got it! Thanks to you all and have a nice easter in case you celebrate it!
