API Standard 682 recommends transmitters instead of switches to monitor pump sealing systems.
As the global demand for energy grows, power companies are working to implement new technologies that would enable them to produce more power from existing stations. The following example demonstrates...
Pumps and Systems, March 2009 Enveloping is a tool that can give more information about the life and health of important plant assets. It is primarily used for early detection of faults in rolling...
Editor's Note: This is the second part of a two part series of how adjustable frequency drives work. To read part one, click here. Last month, we looked at adjustable frequency AC drive...
On July 16 last year, a high-speed centrifugal pump failed catastrophically at a large refinery in South America, causing production losses and costing a substantial amount of money for repairs. The...
Regular care and inspections help prevent costly downtime.Clarifiers are expensive, to buy or repair, and their downtime can be costly in fines imposed by regulatory agencies and in community ill...
How UPM Wisaforest uses condition monitoring for improved asset management. This article explores the use of condition monitoring at the UPM-Kymmene's Wisaforest pulp and paper mill in Finland....
Beating occurs when two dynamic excitation sources (forces) are close together in frequency, and a pathway allows the two excitation forces to transfer to each other. The beating effect results...
Pumps & Systems, October 2007A technology was introduced late last year to continuously monitor vibration levels of AC induction motor-pump machine trains along with automated analysis of each...
Pumps & Systems, April 2007Sometimes standard methods of vibration analysis are not enough to provide a true picture of the health of a pumping system, especially in the early recognition of an...
Why integrating vibration monitors with process controls provides fast response to pump faults, adds predictability and avoids unexpected shutdowns.  Catastrophic damage to a 2250-hp motor...
Pumps & Systems, March 2007 Vibration monitoring of rotating equipment and analysis of the resulting data are effective ways to evaluate the health of production machinery in order to achieve...
Pumps & Systems, July 2008Routine checkups, a healthy diet, and regular exercise are the prescriptions for a healthy life. The same prescriptions hold true for healthy pumps. Your pumps' "diet and...
Pumps and Systems, January 2007 Monitoring motor-pump combinations for signs of impending problems provides useful information to prevent pump failure and minimize costly downtime. Since rotating...
Pumps & Systems, August 2007Even when a redundant pumping system is in place, it can be advisable to monitor the condition of the operating units in critical applications where maintaining...
Editor's Note: This article is the first in a series about machinery health. To read the next article, click here. Determining the correct maintenance strategy for industrial production assets...
Pumps & Systems, May 2007If pump cavitation is not detected and quickly eliminated, significant damage can occur to the impeller and other internal components. Since cavitation (the formation and...
Editor's Note: This is the second article in a series about machinery health, to read the previous article, click here. Potential to Failure (P-F) curves graphically display the failure time cycle...
The flagship brewery for the world's largest beer producer needs to run 24/7 just to keep up with demand. Since every gallon of beer produced at the InBev facility in Leuven, Belgium, can be sold, any...
It has been 54 years since Tracy Hall invented the first manmade diamond at the General Electric (GE) laboratories in Schenectady, New York. Since then, synthetic polycrystalline diamond (PCD) has...
Of the technologies available for condition monitoring of rotating equipment, the quickest return on investment is from vibration analysis. For the novice, vibration data seems complex and is...
Part One Part Two Third in a series. Advances in wireless technologies can help address many common failure modes in mid- to low-level criticality assets and eliminate wiring costs for a range of...