Pump's free delivery

In pumps a specific flow rate is called pump's free delivery. [1]

It will occur when pump's net head is zero. [1]

This flow rate is the maximum flow rate through a pump.[1]

Question

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  1. At what pump head value, maximum volume flow rate will occur?
  2. Does pump's free delivery is a name to indicate a specific flow rate?

Answers

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  1. At net head of pump = 0
  2. Yes

References

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  1. 1.0 1.1 1.2 Çengel, Yunus A.; Cimbala, John M. (2006). Fluid mechanics: fundamentals and applications. McGraw-Hill series in mechanical engineering. Boston, Mass.: McGraw-Hill Higher Education. ISBN 978-0-07-247236-3.