Pump Optimization with Large Impellers Part 2: Changing Pump Speed with a Variable Frequency Drive
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A retired engineer I know once said, "There is no glory in an undersized….”
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Domestic Water Pressure Booster Sizing Part 5: Selecting The Pressure Booster
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In our last blog, we determined that we required a 56 PSI pressure boost in our 100 Room Apartment example. Previous to that we determined (using the Hunters Curve) that we had a maximum total demand of 180 gpm. With these two values we are now prepared to select…
Read MoreHow to Pick a Centrifugal Pump Part 11: Best Practices for Safety and Performance
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As we conclude this series on how to select a centrifugal pump for your hydronic applications we want to leave you with the following “best practices” for overall safe, efficient, and long lasting performance...
Read MoreHow to Pick a Centrifugal Pump Part 10: Over-Speeding an HVAC Pump Using a VFD
/Most--if not all--consulting engineers fear under-sizing pump head in a hydronic HVAC application. No one wants the owner to receive ....
Read MoreHow to Pick a Centrifugal Pump Part 4: Pump Coupling Types – Close, Split, or Flexible Coupled?
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Centrifugal HVAC and plumbing pumps may be direct closed coupled or flexibly coupled. Pump couplings serve an important purpose, the greatest of which is to...
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