Jim Elsey discusses the pros and cons of VFDs and VSDs.
Columns
Lev Nelik and reader Lee Ruiz dive further into efficiency in vertical turbine pumps.
Columnist Jim Elsey on the common issues found on the suction side of the pump.
Why elements of this technology are already providing insights into the operation of physical systems
Common issues in horizontal centrifugal pumps in nonslurry applications that are used for pumping nonviscous Newtonian fluids.
This technology can provide an accurate simulation of physical piping systems.
Jim Elsey looks at how to make the pump more efficient
What would happen if the pump was selected not based on an incorrect system where these components were not accounted for?
Jim Elsey's first article of two explaining the pursuit of perfection in pumping
Pump System Improvement
Columnist Lev Nelik discusses the basics of pump hydraulics with a reader.
The second installment of Jim Elsey discussing how the impeller affects axial thrust and stuffing box pressure.
Survey results show CDC guidelines are generally the norm, though PPE requirements vary.