Wall Street Pump and  Valve Industry Watch
The Jordan, Knauff & Company (JKC) Valve Stock Index was down 1.8 percent over the last 12 months, below the broader S&P 500 Index which was up 5.7 percent. The JKC Pump Stock Index was down...
Near-Perfect New Centrifugal Pump Wear Rings and Bushings
New resin and Kevlar bulk molding compound adds strength to pump wear partsFor years, the pump industry has had problems with centrifugal pumps. The continual wear of rings and bushings has been an...
Hydraulic Institute Pump FAQs May 2012
Q. What are the typical causes of mechanical seal failure in rotodynamic pumps, and what are the possible leakage paths? A.  A mechanical seal is expected to achieve its maximum mean...
FSA Sealing Sense- May 2012
 Editor's Note: This article is part of an ongoing feature series. For more "Sealing Sense" articles, click here.What are the current emission standards for valve packing? This month's...
Bearing Failures
New bearing system keeps circulating water pumps running in a 
nuclear power plant.After 8 years of problem-free operation, a bearing failure forced an outage at a nuclear power plant. When two more...
Reliable Pumps for Abrasive Material
Solid-body plastic AODD pumps deliver the operational ability required for challenging abrasive-handling applications.The originator of the epigram, “Laws are like sausages; it’s better not to see...
Benefit from Experienced Field Service Professionals
When unusual things happen in the field, know who to call for emergency support.When end users find themselves in a difficult situation, calling someone they trust is important. People who have a flat...
Power Station Cooling Water Pump Upgrade
Computer-aided engineering enables the improvement of pump hydraulic performance in power plants.Cooling water pumps for power plant condenser cooling systems are large flow-rate, low- to medium-head...
Frequency Detuning in Vertical Pumps
Detuning devices solve high vibration problems in power station water circulating pumps.Mechanical resonance—the buildup of a large vibration amplitude when something is excited at its natural...
Reliability Using a Small PLC with GSM Modem
New equipment improves SCADA functions.Innovative Control Technologies, Inc., (ICTech) is an independent supervisory control and data acquisition (SCADA) designer and integrator. ICTech’s services...
Pump Control Enclosure Selection
Guidelines for choosing the ideal enclosure for any application.Choosing the right enclosure to protect pump monitoring equipment is paramount. However, when the time comes to make a selection, many...
Sensors Improve Pump Performance and Provide Protection
Pump monitoring instrumentation is often not included with installations, but proper sensors can protect a pump and help with efficient operation.Pumps of all sizes are used throughout the process...
“If you can find a path with no obstacles, it probably doesn’t lead anywhere.” 
— Frank A. Clark"So easy that even a caveman can do it,” as stated in a popular TV commercial, could easily...
Centrifugal Pump Axial Thrust
The late Charlie Jackson, vibration expert at Monsanto, once told me that he was unaware of any centrifugal pump manufacturer that knew how to calculate the hydraulic axial thrust produced within the...
The 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. Pump users’...
Centrifugal Pump Efficiency—Preservation of Efficiency
Editor's Note: This is the fourth in a six-part series on centrifugal pump efficiency. For other articles in this series, click here.The performance of a centrifugal pump with a trimmed impeller will...
Pump Readers Respond, May 2012
Insight and reactions to key industry coverage "Circulation Systems for Single and Multiple Seal Arrangements (Part One)," May 2007 Click here for full article.If installing an orifice on...