(Friction Head): Pressure loss due to pipe material, diameter, length, and fittings. Hrequiredcap H sub r e q u i r e d end-sub
Most pumps are rated in feet of head rather than PSI. Friction Loss ( Hfcap H sub f
If you’d like, I can help you (with formulas and example data). booster pump head calculation xls
[H = \fracP\gamma]
Where:
A well-made booster pump head calculation Excel sheet doesn’t just save time—it prevents costly oversights, turns a junior engineer into a reliable designer, and ensures nobody ever has to take a weak “trickle shower” on the top floor.
Download a verified template from a pump manufacturer, or build your own using the formulas above. Then test it on an existing system – you might be surprised at how often past installations were over-pumped. (Friction Head): Pressure loss due to pipe material,
Mariana was a junior mechanical engineer at a mid-sized MEP firm. At 4:45 PM on a Friday, her project manager dropped a stack of marked-up drawings on her desk: "High-rise apartment building. Water pressure drops on floors 12–15. Residents are complaining. I need booster pump head calculation by Monday — and don't just guess. Use an Excel sheet so we can adjust flow rates later."