Pumps
Pump Variable Frequency Drives: Why Do Seals Fail When the Pump Runs Too Slow?
It is well documented that varying the speed of a pump to meet part-load conditions is a great way to save energy. The savings occur due to the Third Pump…
Read MorePump Myth #4: My Pump Was Factory-Aligned So I Don’t Need to Worry About Alignment
Generally, a flex-coupled pump will be aligned (that is, the motor and pump shafts will be aligned) prior to shipment, either at the factory or at the shop of the…
Read MorePump Myth #3: I AM Adding Glycol to My Existing Hot or Chilled Water System. No Big Deal
Well, it may or may not be a big deal. There are a number of issues to consider. We will not consider the issue of fluid compatibility with materials. That…
Read MorePump Myth #2: My Motor Must Be Bad – It Feels Really Hot
While feeling a person’s forehead to test their temperature might be a good indication of that person’s health, the “feel test” is not a good indication for the health of…
Read MorePump Myth #1: Backward Rotation
Over the next few blogs, I will attempt to address some myths that exist regarding centrifugal pumps. Today we will talk about reverse rotation. Reverse rotation may exist for either…
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