Cyclone Separator for Smaller Printers

I have been wanting to make a genuine cyclone dust separator, but all the models I could find were either too small for my purposes, or too big to print. So, I modeled this guy so that it can be printed in pieces and glued together. I used the specifications in the first image (except it's about 3/8" shorter than it should be), since that seems to be the generally agreed upon parameters - per the laws of fluid dynamics (I don't really know, I just Googled it). Following those parameters made