Repairing multistage, segmental diffuser, boiler feed pumps and maintaining the original performance can be difficult and challenging. In this case study, a comprehensive inspection and repair program...
One aftermarket company weighs in on the state of the aftermarket industry. Business in 2008 and 2009 Quadna, Inc., always has maintained a strong commitment to the aftermarket business. We not only...
Pumps & Systems, July 2007 The food processing industry is one of the largest manufacturing industries in the U.S., accounting for approximately 14 percent of the total U.S. manufacturing output....
When choosing a rental pump, ask yourself the following question: Would you have a general practitioner perform your open-heart surgery? Hopefully, your answer would be no. While there is a place and...
Pumps & Systems, April 2008 Biofuel production is one of the fastest growing sectors of the energy industry. To reduce our dependence on finite energy sources such as petroleum fuels and decrease...
Pumps & Systems, January 2008 Critical Issues The first critical issue facing the industry is a shortage of people. To combat this challenge, we continue to recruit talent wherever we can find...
In China, police raid a remote warehouse basement and seize more than 300 million pirated DVDs. In India, sellers in outdoor bazaars daily offer knockoffs of Gucci handbags and Rolex watches starting...
Pumps & Systems, January 2008Click here to read part two and part three.The stiff competition for global market share is exerting downward pressure on prices at the same time as labor, capital and...
Pumps & Systems, May 2008There are no easy solutions to the high costs of maintenance. A substantial amount of time and effort is required to select predictive methods with the most cost-effective...
Pumps & Systems, October 2008 Explore the current condition of SCADA reports and some new technology that will improve the quality of those reports.  With the advent of SCADA for sewerage...
Some may question if this is an appropriate topic for a pump magazine. While I do admit that I am a staunch conservative, this column is not about the political left. Instead, it addresses a very...
The total energy consumption of industrial plants is a decisive factor for a successful, economic operation. While the energy costs were once the main motivation to reduce energy consumption,...
Pumps & Systems, December 2008 A Nashville-based hunting club required the flooding of several acres of land. A shallow area approximately 1.5-ft deep needed to be flooded to help attract wild...
This month, we begin a five-part series called "Focus on Fundamentals." These back-to-basic tutorials explore different pump types, including various centrifugal and rotary pumps. Part One focuses on...
What are the considerations in applying mechanical seals to abrasive slurry applications? Many process industries are confronted with pumping abrasive slurries of various types.  This article...
Pumps & Systems, January 2008 Critical Issues Facing Businesses That Cater to Municipal Needs Municipal revenue and budgets have fluctuated over the past year due to changes in the housing...
Pumps & Systems, February 2009 The operating costs of pumps, in relation to the service life, are considerably higher than the initial investment. Realizing savings on existing pumps means...
Q. We are operating a centrifugal pump, and a recent change in the system has resulted in a deficiency of about 5 to 10 percent in the rate of flow. Can anything be done to the pump to increase the...
Q.  When a centrifugal pump impeller is reduced in diameter to reduce total head and rate of flow, the affinity rules predict that the new rate of flow is equal to the original rate of flow times...
Q. We are expanding some of our buildings and need to replace the existing fire pumps. What are the technical requirements for such pumps?A. Pumps currently used for fire protection in buildings are...
Q. What is a steam pump? How does it work and where is it used?A. Properly called a "Direct Acting Steam Pump," it is a reciprocating (steam) engine and a pump liquid end built together as a unit....
Q. We need to increase flow through our system and plan on adding a second pump in parallel to the existing pump. Are there any pitfalls in doing this and how can they be avoided?A. Operating...
Pumps & Systems, February 2008 With pumps part of just about every manufacturing operation, proper functioning of entire facilities often relies on a single pump.  Half of a plant's...
Pumps & Systems, November 2008 A successful infrared program involves planning and action. This article outlines steps that will help you implement a thermography program.  Getting Started ...
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...
Magnetic drive pumps are now being applied to a wide variety of applications where they face new demands and must respond to new trends in the marketplace. Trends While these pumps are still firmly...
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...
Your pump company is embarking on new marketing campaigns to boost sales in India, China, Russia or other newly booming marketplaces.In addition, your manufacturing and purchasing teams are looking...
Pumps & Systems, January 2008 Critical Issues Our current expectation is for global growth in emerging markets to continue, driven by the BRIC countries (Brazil, Russia, India, China) as well...
Pumps & Systems, September 2007 An automated monitor provides a live, continuous picture of exactly what is happening inside a turbine for protection, prediction, performance monitoring, and...