Your summary block will display the exact operational target for pump selection: 5.0 L/s Calculated TDH: Value of Cell B23 (meters) Common Sizing Pitfalls to Avoid Ignoring Minimum Inlet Pressure: Failing to subtract Hincap H sub i n end-sub
[H = \fracP\gamma]
hf=10.67×L×Q1.852÷(C1.852×D4.87)hf equals 10.67 cross cap L cross cap Q to the 1.852 power divided by open paren cap C to the 1.852 power cross cap D to the 4.87 power close paren : Friction loss (meters of head) L : Pipe length (meters) Q : Flow rate (
= Pipe roughness coefficient (e.g., 130 for PVC, 100 for cast iron) = Inside pipe diameter (meters) 3. Minor Losses / Fitting Losses ( Hmcap H sub m booster pump head calculation xls
Occurs when the liquid source is above the pump centerline (entered as a positive value that assists the pump). 2. Static Discharge Head ( Hdcap H sub d
Friction loss occurs in straight pipes and fittings (valves, bends, tees). Use the for water:
Manual calculations are prone to error, especially when dealing with complex pipe networks. An Excel-based calculator provides: Calculation of Booster Pump Your summary block will display the exact operational
over-pressurizes systems. This bursts pipes, causes constant relief-valve leaks, and wastes electricity.
Measure the physical height difference between the pump centerline (or minimum water level in a suction tank) and the highest plumbing fixture. Step 3: Calculate Friction Head Loss ( Hfcap H sub f
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Static Discharge Head ( Hdcap H sub d
= pipe roughness coefficient (e.g., 130 for copper, 140 for PVC) = inside pipe diameter (meters)
If the water source is above the pump, subtract this suction height from the discharge height.
Booster pumps must deliver water at a specific pressure to ensure fixtures work correctly. Convert the desired end pressure from bar or PSI to meters of head: 3. Designing the Excel Sheet Architecture
TDH = Static Head + Friction Head Loss + Fitting Losses + Residual Pressure Key Components of a Head Calculation XLS
