A Lesson on Archimedes Screw Pumps by Andy McKerrow

Archimedes screws have been moving liquid for hundreds of years, and still serve a crucial function at many wastewater treatment plants today. Project Engineer, Andy McKerrow, explains how this specialty item is obtained and how it works once put into production.

[@tyzardoz]

Back in the eighties you could have bought those from the company I worked for Grey Engineering in Markham Ontario Canada.. We built lots of these.. And roll presses etc..

[@aqelixenergy]

How much power do these Archimedes screws consume per screw?

[@billshiff2060]

* Thousands of years.