Pumps – R.F. MacDonald Co.

R.F. MacDonald Co. services and sells boilers, pumps, composites and accessories for commercial and industrial applications.

Pump Vibration Analysis

pump vibration analysis

End users know vibration can be one of the most devastating malfunctions to centrifugal pump systems. Vibration impacts reliability and process efficiencies if not investigated promptly. In fact, experts say vibration is an actual measure of the overall reliability of a pump. The damage caused by vibration can ultimately cause catastrophic failure. Vibration is a...


How to Calculate TDH & NPSH


CALCULATE TOTAL DYNAMIC HEAD (TDH) AND NET POSITIVE SUCTION HEAD (NPSH) The two most critical values that must be calculated for a pump system are Total Dynamic Head (TDH) and Net Positive Suction Head (NPSH). A simple guide to these calculations follows. All symbols noted in the calculations are referenced in the sketch shown below:...