Hand vacuum, cyclonic

##(Original post)
This hand vacuum is a WORK-IN-PROGRESS...

Ideally, it will be able to run at 70 W (via ESC) from 2 18650's charged through USB.

The cyclone design is loosely based on that of an industrial unit I once purchased for the company to separate wet muck from gas. I performed absolutely zero design calculations, so the questions is: Will it suck or "suck"? Time will tell after Banggood's electric goodies have arrived. Until then, I won't bother with the pet hair attachment. Besides, the dogs are with my ex anyway. Given that: I may just run some CFD design cases after dinner... Covid hey?

It sure is one of the ugliest vacuums I've seen, so please assume that this project will quietly die if performance is not AMAZING.


#Update, 5 May 21: It sucks!

Who'd have thunk: The thing actually works quite decently:) I refreshed the STLs based on the mods I made as I went along (It just sucks that you cannot turn on section analysis in real life).
Unfortunately, the