Norm Hall
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December 9, 2019
In the last R. L. Deppmann Monday Morning Minutes, I offered a couple of reasons why an engineer would schedule a larger impeller than needed... READ MORE
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Engineers schedule a pump capacity in GPM and head along with the horsepower. The pump manufacturer traditionally trims the impeller from the maximum size, also... READ MORE
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Centrifugal Pump Readout Corrections – Part 2
Gerry Potapa
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March 21, 2011
Last week the Monday Morning Minute introduced some considerations when using gauge readings to compare with your centrifugal pump curves. Today let’s look at some additional corrections. The vertical axis on the pump curve is the total dynamic head (TDH). When taking gauge readings at the pump tappings provided, we must consider three possible contributors to the [Read more…]... READ MORE
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Centrifugal Pump Readout Corrections – Part 1
Nicole Tilley
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March 14, 2011
Last week the Monday Morning Minute article outlined the procedures we use during a check, test, and start-up of a B&G centrifugal pump. After converting from field gauge readings in PSIG to pump head in feet, there are several reasons why the results may be incorrect. The speed of the motor is different than the speed of [Read more…]... READ MORE
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