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System Head (US Units)
© 2003 - Peter R. Stech
Enter Data and click on "Calculate" button.
 Click here for a brief outline of the model used as a basis for this Program

Data Input

 Result

Project:        
Prepared by: 

Date Prepared:

Calculator Result Click here to see the calculator  

 Need a Calculator to determine input? Click on 
Calculator Icon in the Box to the left. Calculate the 
new Value, copy and paste into the desired cells!

Project Data Input

Project Data Results

Total Flow 

gpm

No. Pumps

Do not include installed spare Pump Flow gpm

Max. Static Head

ft Station Losses - ft    ( includes Velocity Head) Max. Min.

Min. Static Head

ft

Force Main Losses - ft

Max. Min.

C Factor max.

Hazen and Williams Friction Factor 
(See Table)

Total Losses - ft

Max. Min.

C Factor min.

TDH required -ft

Max. Min.
Station Data Input (See Table for Friction Factors) Station Data Results

Pump Pipe I.D  d

Inches (decimal)

Fluid Velocity

ft/s

Pipe/Pump Inlet 

QTY Loss Coefficient Inlet Loss + Velocity Head

ft

Straight Length

ft

Friction Loss - Pipe

Max. Min.

Others

QTY Friction Coefficient

Friction Loss - Other

ft

Station Data Input from Expansion Fitting on Station Data Results from Diffusor on

Expansion Fitting
  Diam. D

Inches (decimal)

Fluid Velocity

ft/s

Expansion Fitting 
(Get Value)

QTY Loss Coefficient

Friction Loss - Increaser

ft

Straight Length

ft

Friction Loss - Pipe

Max. Min.

Check Valve

QTY Friction Coefficient

Friction Loss - Check Valve

ft

Shut-off Valve

QTY Friction Coefficient

Friction Loss - Shut-off Valve

ft

Elbow

QTY Friction Coefficient

Friction Loss - Elbow

ft

Other

QTY Friction Coefficient

Friction Loss - Other

ft

Branch
(Get Value)

QTY Branch Coefficient

Branch Loss 

ft

 Force Main Data Input Force Main Data Results

Force Main I.D

Inches (decimal)

Fluid Velocity

ft/s

Straight Length

ft

Friction Loss - Pipe

Max. Min.

Shut-off Valve

QTY Friction Coefficient

Friction Loss - Shut-off Valve

ft

Elbow

QTY Friction Coefficient

Friction Loss - Elbow

ft

Other

QTY Friction Coefficient

Friction Loss - Other

ft

Discharge

QTY Loss  Coefficient

Discharge Loss

ft

Note: