thanks Compositepro... we have had trouble in the past when lobe pumps and centrifugal pumps discharged into a common line, as depending on how the pumps and line is sized, the lobe pump sometimes "wins out" in terms of flow as lobe pumps do not reduce flow rate much in response to higher...
I havve a question that I need help / opinions on please:
I have to mix two liquids and control the volume ratio of one to the other to get the right mix. Liquid 1 is from a silo, pumped with a centrifugal pump.
Liquid 2 is currently being pumped by a lobe pump as it is leaving an upstream...