Proactive Planning With Finite Element Analysis
Potential vertical turbine pump vibration problems were avoided through design-stage finite element analysis.The Lower Cape Fear Water and Sewer Authority had begun to expand its main raw-water pump...
11-Year-Old Source of Forced Outages Found
Main oil pump hydraulic geometry was the root cause of numerous false turbine/generator overspeed trips.Troubleshooting rotating equipment failures and improving reliability is a process of...
Hydraulic Institute Pump FAQs December 2010
Q. What are the parameters for pump baseplate design, and why must baseplates be grouted in place?A. A baseplate is the structure to which the pump, motor, gearbox, and all auxiliary equipment are...
If stress analysis can ensure that piping loads are within ASME limits, why are rubber expansion joints needed?
Today's pipe stress analysis software provides engineers with a tool for designing complete piping systems and performing structural analysis in compliance with ASME and other well-known piping codes....
Improper Grease Lubrication Could Be Troublesome
Jerry, my repair shop manager, called me for advice on a recent problem he had with an end-suction, vertically-mounted, raw sewage intake pump. He was troubleshooting the problem at a lift station of...
New Solutions for Solving Coal Handling Pumping Problems
Positive displacement technology is used to solve maintenance headaches at a power plant.A large amount of fuel is needed to generate 2,100 megawatts of power. A boiler's appetite for coal is as...
Pump System Energy Assessment
Improved reliability, performance and energy efficiency can result from pump system assessment.Second of Two PartsIn Part One of this series (Pumps & Systems, November 2010), a method was...
Pumps in the Global Power Generation Industry
The global, growing demand for power has softened the impact of the recent recession on the power generation sector. Going forward, this growth is expected to reach significant proportions, as...
The Benefits of Pump Restoration and Coating, Part 2
The Restoration Process—Before and AfterIn the November 2010 issue of Pumps & Systems, this column began a two part series to analyze a study conducted on the Monroe County Water Authority...
The Importance of Transloading Efficiency
As the popularity of transloading continues to grow, operators should consider sliding vane pump and gas compressor technology for low maintenance costs and high energy efficiency. Introduction ...