Predicting Centrifugal Pump Performance
It is said that old pump men never die—they just lose their prime—and I fear that is partially true. Therefore, before I lose my prime, I thought I'd share some equations with some of you younger...
AC Motors Part 3-Single Phase Operation
It has been said that Washington, D.C., is the home of the largest invertebrate population in the U.S. This, of course, jokingly refers to the population of politicians and their lack of backbone or...
Three screw pumps successfully pump palm oil for power generation in HawaiiOpen a magazine or turn on the television today and renewable or green energy will likely be a topic of discussion. The...
HI Pump FAQs May 2011
Q.  When pumping a liquid that has a viscosity greater than water, how can the effect of this higher viscosity on the pump performance be estimated?A.  The Hydraulic Institute (HI) has...
Pumping control system updates aging lift station network.Electricity, water and sewer services for the residents and businesses of Northeast Florida are served by the municipal-owned utility called...
Sealless sliding vane pumps eliminate the multiple fluid-handling issues that can hamper manufacturing operations. The ultimate dream of a facility manager at any manufacturing plant is to...
Simplified On-site Repair
Portable machine tools expedite in-situ valve and pump repairs at power plants.When power plant pumps, valves and piping systems become worn or corroded due to the amount of steam that passes through...
Advanced motor protective relays provide superior protection for motors and pumps.For years, motor overload relays have been used to protect pumping systems. Traditionally, they monitored current to...
The Power of Wear Rings Part Three: Safety
Pumps & Systems, May 2011Part One of this series addressed potential reliability improvements from using nonmetallic wear rings with reduced clearance. Part Two evaluated the efficiency gains from...
Precision laser alignment can help end users avoid multiple problems in wind turbine applications.Mechanical failure in wind turbines presents unique challenges for operations and maintenance. Unlike...
Wireless Asset Management in the Pump Industry
Wireless control and monitoring are a vital part of pump systems.Intelligent pump systems are pumps with built-in process controllers and pump diagnostic devices to monitor pump operating...
Wireless Bluetooth Technology in Industrial Automation
 For controller-to-controller coordination, wireless Bluetooth is an excellent alternative to Class 3 radios.Developed by the Bluetooth Special Interest Group (SIG), a not-for-profit trade...