Archive for April, 2009

Trimming or replacing impellers on oversized pumps

April 20, 2009, Posted by Krisna Ditya Utama at 3:11 am

Overview
One of the best examples of wasted energy involves the traditional practice of oversizing centrifugal pumps by specifying the rated conditions and making pump selections with excessively conservative margins. As a result of this approach, pumps are forced to operate at reduced flows which are far from their best efficiency point (BEP). An unnecessarily large [...]

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