What is the definition of net positive suction head?
Understand the Problem
The question is asking for the definition of net positive suction head, which is a term used in fluid mechanics and engineering to describe the pressure required to keep fluids flowing without cavitation in a pump system. The explanation typically includes its significance in pump operation and safety.
Answer
a measure of the pressure experienced by a fluid on the suction side of a centrifugal pump
The final answer is a measure of the pressure experienced by a fluid on the suction side of a centrifugal pump.
Answer for screen readers
The final answer is a measure of the pressure experienced by a fluid on the suction side of a centrifugal pump.
More Information
Net Positive Suction Head (NPSH) is crucial in preventing cavitation, ensuring the pump operates efficiently by maintaining enough pressure to keep the fluid from boiling.
Tips
A common mistake is confusing NPSHA (available) with NPSHR (required); NPSHA must always be greater than NPSHR to avoid cavitation.
Sources
- Useful information on NPSH, NPSHA and NPSHR - michael-smith-engineers.co.uk
