Pumps & Systems, February 2009 In the oil and gas industry, custody transfer transactions involve transporting physical substance from one operator to another, including transferring raw and...
Pumps and Systems, June 2009Adjustable Frequency Drive Application and UseIn the early days of adjustable frequency drive (AFD) technology, the typical application was in process control for...
Explore hermetically sealed gauging probes for hostile environments like saw mills and wood processing plants. Electronic gauging probes are commonly used in the dimensional gauging of manufactured...
Wireless technology has significantly impacted business worldwide. It enables a greater degree of connectivity among devices for enhanced monitoring and utilization of existing assets. It has also led...
Have you ever wondered why a motor manufacturer would state that many of their 60-Hz motors will operate on 50-Hz power as long as you reduce the nameplate voltage by 1/6? It turns out that, unlike...
Pumps and Systems, May 2009 Balancing is essential for minimizing vibration, increasing bearing life and minimizing downtime and repair costs. Follow the guidelines from these standards to balance...
Pumps and Systems, March 2009 Any time a measuring instrument is used in a plant, it is expected to provide reliable results.  This is especially true in closed pipeline systems in which it is...
Part One Last month, we discussed thermal radiation and material properties and the thermal nature of materials. We also looked at the emissivity of real objects using a stainless steel block. This...
Although the cost of a component inside a hydraulic pump, such as a rolling element bearing, rotor or fastener, is often low compared to the total cost of the pump, the costs of production downtime...
Pumps and Systems, May 2009 With the growth of wind farms, users are turning to condition monitoring and automatic lubrication systems for increased reliability. The scope of this year's Windpower...
Pumps & Systems, February 2009 A dangerous misconception exists regarding the "Arc Rating" of infrared (IR) windows or viewing panes. Many reliability and maintenance professionals are under the...
Pumps & Systems, September 2007 Economic pressures to minimize production downtime and improve operating efficiency are increasing the emphasis to accomplish on-site problem detection, analysis,...
Pumps and Systems, May 2009 Find out why level controls can fail in municipal wastewater treatment plants and similar systems and what technologies are available to combat failure. Leaving the...
One of the most neglected tools in the vibration analysis toolbox is phase. This neglect is partially due to the extra time and effort often necessary to collect the information. Many analysts are...
Although the use of transmitters in pressure measurement is growing, mechanical pressure gauges are still used on most systems as local pressure display to back up electrical readings. The selection...
Pumps & Systems, January 2009 The Village of Mundelein, Ill., 35 miles northwest of Chicago, had a growing water demand and needed options for managing the increasing demand. Rob Haley, village...
Pumps and Systems, April 2009In today's growing industrialized market, the need for reciprocating pumps is increasing daily. As technology drives modernization, the demand placed on the pumping...
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 and Systems, January 2007 Picture a manufacturing enterprise with plants in multiple locations around the world. Using a single automation platform that handles discrete, process and motion...
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...
With the old mechanical displacers, level fluctuations ran 4-in to 5-in with a lot of hysteresis and frequent failures, causing operators to control at much higher levels than were optimal. New...
Pumps & Systems, January 2009  Mechanical pressure gauges, which require no external power, provide an affordable and reliable source of accurate pressure measurement. Using the...
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...
VIBXPERT II Innovation Introduced in June 2010, the VibXpert II (VXP II) has many different uses and functions. The primary use is to extend the lifespan of equipment within a plant or facility...
The second part of this three-part series explores the types of protection applied to specific equipment installed at water and wastewater facilities and some typical criteria used to develop...
Pumps & Systems, September 2008 The town of Walden rests on a high glacial plain in Colorado, just 20 miles from the Wyoming border in Jackson County. Situated in the center of a large...
Pumps & Systems, September 2007 SCADA can be utilized for remote data acquisition, but because it is primarily a real-time control system, the user must make significant compromises to use it for...
Explore best practices for securing SCADA systems in remote sites. This article addresses threats and corresponding implementation measures with a focus on SCADA RTU installations and the processes...
Understanding technology capabilities and application requirements is important when selecting a wireless technology for an application. The reasons to choose wireless include reduced installation...
A sewage lift pump that pumps millions of gallons per day simply can't go down. To prevent this from happening, this pair of electricians went about testing some new electrical systems for those pumps...