I am eager to find out whether there is a conservative standard rule for sizing a header, that either collects the deliverly lines of a number of pumps to a single delivery line or that branches a sin

I have a little problem with a waste water lift station. The lift station is comprised of 2 pumps which take turns opperating. These pumps are sometimes cavitating, and I have an idea why, but just wa

The relief valve is a critical part of the safety system which is integrated in the ship

WCB1Cr13 or 2Cr13Cr13 stainless steel stainless steel or aluminum bronze alloy flexible graphite. The purpose of a steel gate valve is to stop the flow of liquid; usually in an emergency. You will fi

That does sound high for what would be domestic sewage. I cannot speak for what you have to do outside but if I was designing for the inside sewer, 25K is high. For a duplex system that handles norma

KSB pumps were installed and will be realigned , the pumps are Multitec Horizontal Booster pumps , at the O&M manual it was indicated that : "The radial and axial deviation between th two coupling hal

That's an odd pump curve characteristic for a centrifugal pump in it's normal operation range, I guess that's why I am confused. If your pump does indeed pump two flows at one head in its normal op

Does anyone have ideas on how to carry out pump efficiency tests for pumps in parallel and in operation, without having to stop any one of the other pumps that are not on test (centrigugal pumps and