Latest Features

Revisiting the fundamentals of data examination, time and resolution can solve equipment issues before they happen.
Longer pump life at a Canadian wastewater treatment plant leads to a broader water quality project.
Determining the right size and number of grinder pumps before installation ensures consistent performance.
Considering what livestock will eat helps highly reliable slurry pumps remain in the pit longer.
These specialized pumps assisted one company in developing a new water disinfection device for municipalities.

Despite their simplicity, centrifugal pumps often experience repeat failures that even seasoned maintenance and reliability professionals have trouble preventing.

Materials, installation and maintenance needs improve compared with more traditional gravity sewer systems.

Blogs

The global water crisis claims 5,500 lives each day—more than war, natural disasters, AIDS or hunger. It is a sobering problem but not an impossible one to solve.

Michael Lambert

Beautiful, inspiring, even haunting—these are some of the words that describe the National 9/11 Memorial fountains in New York.

Columns

Power factor (PF) is an important component of an alternating current (AC) circuit, but understanding its actual effect can be difficult. Why is PF mysterious to many of us? It has to do with the way it is explained.

In past “Pumping Prescriptions” columns this year, I have discussed the procedure of piping size selection when given the process flow requirement and how this affects the pump’s power consumption. In this column, two computer calculation tools will be detailed.

A reciprocating power pump, as depicted in Figure 1, is a displacement machine. It has characteristics that are different than a centrifugal pump.

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