Fluid slip is a common term used to describe reverse fluid flow inside a pump or other turbomachinery. Slip is affected by internal clearances of the parts, temperature, pressure and viscosity. In a positive displacement pump, slip can be easily calculated just by...

Pump Alignments We all know that proper alignments between the pump and the driver are critical. Did you know that the bearing load increases in direct proportion with the misalignment? But even more importantly, a bearing load increase will decrease the bearing life...

Once a year I attempt to remind all Summit Pump distributors of the “Plug and Play” myths that unfortunately persist in the pump universe, like fake moon landings and that the earth is flat. Please make sure you and others on your staff know these 5 key points: 1)...

Common ways your equipment can fail. In addition to my monthly column “Common Pumping Mistakes” the Pumps & Systems editors have asked me to write an article on the common ways that the systems can also reach out and bite you. If you own a home, a car or for that...