Quote Originally Posted by virtualrain View Post
Mord, Cathar has a great article in the sticky section on the subject of tube sizes and flow rates. I think you will be surprised with the results.
Yes, I know the sticky very well. Actually I've put some theoretical calculations there in a excel graph. That's why I asked you about flowrates - cause the only simulation constant was the roughness of the materials.

Here, have a look:
http://www.xtremesystems.org/forums/...&postcount=318