Modal Testing of Pump Bearing Housings
By Cliff Knight, KnightHawk Engineering
Pumps are subject to many sources of excitation. If you are lucky you can avoid some of them, but some...
Continuous “Hands Off” Insulation Resistance Testing of Critical Motors
For decades, plant personnel have performed insulation resistance tests with handheld megohmmeters to prevent motor failures that lead to costly unplanned shutdowns, penalties, and...
Reaching for the Stars
Two new products from Regal are increasing efficiency for HVAC systems and making life easier for their operators. Regal’s DEC Star system combines patented...
The World’s Largest Untapped Resource: Excess Heat: Part 3 of 3
Read Part 1 here.
Recycling heat is not only an overlooked measure in the current energy crisis, but also the next frontier of the green...
Finding Reliability at High Altitude
By CHRIS BRAND, ABB
The open-pit gold-silver mine project by the South African mining company Gold Fields is located in the Atacama Desert among the...
Constant Water Pressure Where and When You Need It
According to the United States Environmental Protection Agency, the average American family uses more than 300 gallons of water per day. Nearly 70 percent...
A Comfortable Way of Measuring
Circutor SA, based in Spain, has chosen to use a compound of the Thermolast® K family for the outer cover of its new MYeBOX®...
Maximum Results from Mini Drive
Equipment manufacturers seeking to give induction motors a selectable scalar (V/F) or voltage vector control (VVW) now have a new solution at their fingertips....
More Sustainable Pumping Using Permanent Magnet Motor Technology: Part 2 of...
Read part 1 here.
In part one of this series, we discussed some of the many factors that can improve return-on-investment (ROI) time, increase sustainability,...
Benefits of Screw Pumps in Oil-and-Gas Fluid-Handling Applications: Part 2 of...
As mentioned in part 1 of this series, the solution to the shortcomings of centrifugal pumps can be positive displacement (PD) screw pumps. The...