Suction Cavitation in Pumps: Causes and Frequency

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physea
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Hello! Do ALL the pumps create suction cavitation (ie bubbles of vacuum inside the water)? Or it is a rare phenomenon? And does it increase with pump speed? thanks!
 
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physea said:
Hello! Do ALL the pumps create suction cavitation (ie bubbles of vacuum inside the water)? Or it is a rare phenomenon? And does it increase with pump speed? thanks!
Essentially all pumps that are applied improperly with respect to suction pressure, yes. Properly applied pumps do not cavitate.