Dear Readers: In the next three issues, we will present three Pump Puzzles  to solve. The first one-an impeller cut problem-is an application of the Affinity Laws to reduce the motor amps and...
Pump Design for Reduced Costs & Efficiency
A 3-D inverse design method provides better cavitation control and reduces manufacturing costs.
Pump Performance Monitoring
A Comparison Between Conventional and Thermodynamic MethodsEnergy conservation is the need of the hour. Pumps are found in abundance in almost every industry and utility. Of them, the most common are...
Pumps and pump systems are unique, engineered products that require specialized knowledge in all phases of repair, rebuilding and balancing. When pumps fail, costs add up quickly for repairs,...
Click Here for Solution to Pump Challenge #5 I want to know any useful information regarding annual surveys for pumps. What are their advantages and how useful are they?Ahmed SobhiSales Manager,...
Pump System Efficiency
Focus on efficiency drives savings in energy consumption.
Pump Vibration Monitoring Basics
Knowing the application's demands and the sensor's capabilities is critical for accelerometer selection.Vibration monitoring of critical and auxiliary pumping systems helps improve machine...
PumpCalcs: Be the Pump Designer
I have seen, and I am sure you have too, countless examples of installed pumps that are poor hydraulic fits. These selection mistakes are called off-design pump selections, bad actors, misapplied...
An Arizona mining company and an engineering pump system expert share a mutual understanding of what is needed to improve the electrowinning process that drives the copper mine's operations.Our...
The U.S. Navy pumps brine for distillation units, transfers sewage from CHT tanks and pumps wastewater for shipyards. Conventional pumping technology, however, was requiring high levels of...
As the cost and supply of fuel continues along its bumpy road, more emphasis has been placed on tapping into the remainder of the world's oil reserves. Canada is home to one of the world's two largest...
This four-part series explains the reasons behind repeat pump failures and uses a real-world field example involving boiler feedwater pumps.
Despite their simplicity, centrifugal pumps often experience repeat failures that even seasoned maintenance and reliability professionals have trouble preventing. This four-part series explains the...
We were told that the 48-in diameter sewage pump impeller from one of New York City's main sewage pumps had been found "practically destroyed." When the impeller actually arrived at our location, both...
Pumps & Systems, April 2007Once upon a time, in power plant fuel oil transfer and injection services, it was difficult to justify replacing twin screw timed pumps when maintenance was already...
Have you ever experienced this? The pump that you purchased for one specific performance is placed in service and operates at another point that is completely different from its original design point...
In today's tough economy, many companies  face unprecedented challenges that are forcing them to scale back and rethink their approach to managing business. During financially challenging times,...
People often look at renting versus buying in the sense of how much it will cost. If it is a long-term project, it is possible and probable that rental fees will surpass the price of buying the pump....
In 1992, a pipeline was built in Texas and Oklahoma parallel to an existing line to increase capacity. The design flow rate was 3,600 gpm (818 m3/h). Four stage 8 X 10 X 13 pumps were purchased new...
Reverse Engineering--an Alternative to Traditional Pump Repair
With reverse engineering, a pump service facility increased the performance of a service water pump in a nuclear power plant.When an East Coast nuclear plant wanted to increase the performance of its...
 HAMPTON, Va. (Feb. 2, 2012) - Ruhrpumpen, a pump technology company, opens new Service Center Facility in Hampton, Va. This new Ruhrpumpen facility adds one more full-service location to its...
KSB's SALINO Pressure Center is a low energy, 4-in-1 technology for use in the oil & gas, hotels & resorts and marine industries.
KSB's developed the SALINO system after hearing a desire for energy and space savings from end users. Capable of producing 60,000 gallons of fresh water per day, the product is currently in field...
Magnetic couplings improve reliability and safety when pumping hazardous fluids.
When applying a centrifugal pump on abrasive service, there are a few things you should know about the application to pass on to the pump supplier. ...
Examine all aspects of the application to maximize your investment
As the name suggests, Winter Park, CO is a haven for winter weather fanatics. The city occupies 7.5-sq mi about an hour's drive northwest of Denver. Located in the heart of the Rocky Mountains, Winter...
Sims Pump Co. Reduces Energy Consumption by 20 Percent with Structural Graphite Composites
Pumps and Systems Success Story of the Year 2010 FinalistThe impeller of the Central Saltwater Cooling Pump on the USNS Lewis and Clark was demonstrating premature wear and efficiency from corrosive...
Slow Down and Think Causally to Solve Pump Problems
 Is it becoming harder to find time to think instead of react? The blistering pace of information bombarding us and being requested drives us farther into the abyss of reactivity. It is...