December 2015

Rotating Equipment

Compare pitot tube pumps with high-speed centrifugal pumps for low-flow applications

When seeking a pump for a low-flow, high-head application, there is a temptation to choose a high-speed (HS) integral gear-driven centrifugal pump because of its advantages over multi-stage centrifugal and other types of pumps.

Khazrai, F., Eskandarlu, A., Chagalesh Consulting Engineers

When seeking a pump for a low-flow, high-head application, there is a temptation to choose a high-speed (HS) integral gear-driven centrifugal pump because of its advantages over multi-stage centrifugal and other types of pumps. However, depending upon operating conditions and requirements, a pitot tube pump may be preferable due to its unique features. In this article, the key features of pitot tube pumps are identified and compared to the features of HS integral gear-driven pumps (here referred to as HS pumps), which have been widely used in a range of industries in low-flow, high-head applications. Pitot tube pump description The pitot tube pump, invented in the early 1900s and improved

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