Pump Readers Respond to "The History of Pumps"
Readers Respond to “The History of Pumps”:I really enjoyed your article on the history of pumps. I am sure a lot of research had to go into that. I was also surprised to learn how much the...
When centrifugal pump changed over for pumping high specific gravity liquid, its discharge at rated capacity will be same or reduced?
I am facing some problems with my color gear pumps. The pressure is not equivalent to the required one or the standard one. Can any one tell me why is this so ? Anas Shahid Service Engineer, SPG...
I'm seeking the proper oil level in a pump bearing housing. I have tried to set the oil at certain levels there's got to be a rule of thumb or proper oil level. Any help needed. -Anonymous
These questions were taken from viewers following Schneider Electric's "Pumping Controls and Systems" webinar on June 20, 2013.
Pump Readers Respond, December 2011
“Temperature and Vibration Signals,” September 2011 Click here for full article.As a dedicated reader of Pumps & Systems, I find this magazine a wealth of knowledge to the people in water...
Why Wye? Why Delta?
First of Three PartsOne of the more confusing elements of three-phase power is the winding connection schemes for inductive devices such as transformers and motors. Although most of us with a basic...
VFDs Save Energy in Pump Applications
Using variable frequency drives provides many benefits to end users.
Efficient AODD Pump Operation
Eliminating dry running can save money and protect equipment.
Real-Time Operational Intelligence & 
Aging Water Infrastructure
Leverage instrumentation, controls and software investment to optimize asset performance.
Pressurized Seal System
What are the best practices for ensuring the reliability of API Piping Plan 53B?
Controlling the load is essential to ensuring the gasketed joint will seal properly. Previous Sealing Sense articles have examined the types of gaskets to use, how flange finish affects gasket sealing...
Merger & Acquisition activity is significant to growth and diversity in the pump industry. This running list of 2013 M&A headlines serves as a general recap and may not be comprehensive. For...
A popular Pumps & Systems LinkedIn conversation:What are line check valves? How do I install them to avoid the upthrust and downthrust that happens with submersible pumps?Ahmed Faisal, General...
Pumps & Systems, June 2009The pump industry is the largest purchaser of electric motors in the United States. According to the U.S. Department of Energy (DOE), electric motors consume more 50...
Pumps & Systems, November 2008One of the major problems facing industry today is the limited number of people with sufficient skill and experience to diagnose and rectify the basic problems...
Large centrifugal or special pumps
Effects of Solids on Slurry Pumps, Corrosion & the Alignment of Flexible Couplings
Pumps & Systems, April 2013Q. What are some effects of solids on a rotodynamic slurry pump?A. The performance of a rotodynamic pump moving slurries will differ from one moving water, which is the...
Please tell us about your favorite pump industry trade show.
Pump Systems for Today’s Agricultural Irrigation
Complex irrigation applications require customized and cutting-edge solutions.
Editor's Note: This is the first in a six-part series on centrifugal pump efficiency. For other articles in this series, click here.In this multi-part series, we will investigate several aspects of...
The Power of Wear Rings Part Three: Safety
Pumps & Systems, May 2011Part One of this series addressed potential reliability improvements from using nonmetallic wear rings with reduced clearance. Part Two evaluated the efficiency gains from...
Positive Displacement Pumps in  Wastewater Treatment
Select the right pumping technology to keep treatment processes running efficiently.
Pump System Design
First of Two Parts
I have a pump that was used to pump natural gas condensate with a specific gravity of 0.7599 and now is used to pump water with a specific gravity of 1.005. I would be very happy if you helped me...
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’...
How much detail should you include in a quote request?
       How detailed does a request for a quote have to be? Do you need more than inlet pressure, head and cubic meters per minute or gallons per minute to size a...
Shaft Straightening Methods and Procedures
First of Two PartsStrengthening of bent shafts is a tricky and controversial process. A bent shaft can cause many pump problems—including wear of supporting bushings, leaky seals, high vibrations,...
A popular Pumps & Systems LinkedIn group conversation:I would like to thank you for the publication Pumps & Systems. I find it very useful and informative! It is the one trade magazine I look...