What speed is required for a pump to deliver 1 GPM against 1 foot head per stage?

The concept of peripheral speed is crucial when considering the operation of pumps. Peripheral speed refers to the tangential speed of the impeller or rotor at its outer edge and is directly related to the pump's ability to move fluid. In this context, for a pump to deliver 1 gallon per minute (GPM) against a 1-foot head, it must generate sufficient energy to overcome that head pressure.

By focusing on peripheral speed, we recognize that increasing this speed enhances the pump's capability to lift fluid against gravitational forces, effectively producing the necessary flow rate. Thus, matching the peripheral speed to the pump design specifications allows for efficient fluid movement, aligning with the given requirements.

This concept differentiates from the other terminology presented, which does not specifically relate to the physical mechanics of fluid motion as influenced by the pump's moving parts. Peripheral speed is a key factor in pump performance and is essential for ensuring that the pump operates efficiently at the desired flow and head pressure.