These materials were prepared for informational purposes from sources that are believed to be reliable but which could change without notice.
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 May 2012 |
Current Issue
Centrifugal Pumps
New resin and Kevlar bulk molding compound adds strength to pump wear parts
Pumps
Hydraulic Institute has been creating pump standards since 1917
Seals
The focus has been on the main source of the emissions—valve stem packing. Several companies have evaluated current industry standards and have crafted testing protocols specific to their application requirements.
Bearings
New bearing system keeps circulating water pumps running in a
nuclear power plant.
Pumps
Solid-body plastic AODD pumps deliver the operational ability required for challenging abrasive-handling applications.
Resources
When unusual things happen in the field, know who to call for emergency support.
Pumps
Computer-aided engineering enables the improvement of pump hydraulic performance in power plants.
Vertical Turbine Pumps
Detuning devices solve high vibration problems in power station water circulating pumps.
Instrumentation/Controls
New equipment improves SCADA functions.
Pumps
Choosing the right enclosure to protect pump monitoring equipment is paramount.
Instrumentation/Controls
Pump monitoring instrumentation is often not included with installations, but proper sensors can protect a pump and help with efficient operation.
Pumps
"So easy that even a caveman can do it,” as stated in a popular TV commercial, could easily be used to describe today’s predictive maintenance tools because they work so well.
Centrifugal Pumps
Charlie Jackson was unaware of any centrifugal pump manufacturer that knew how to calculate hydraulic axial thrust produced within liquid ends of their pumps.
Vertical Turbine Pumps
Standards for repair will begin with a standard for vertical turbine pumps.The pump industry is undergoing renewed interest in the technical aspects and quality of repairs.
Centrifugal Pumps
The performance of a centrifugal pump with a trimmed impeller will follow the affinity laws as long as that trim is relatively small.
