Step 1:
Affinity Laws for Pumping Systems |
1.1 |
Vertical axis intersection of pump curve tangent line at point Q1,H1 (ft) |
1.2 |
System static head (ft) |
1.3 |
Original head (ft) |
1.4 |
Original flow (gpm) |
1.5 |
Starting speed (rpm) |
1.6 |
Ending speed (rpm) |
1.7 |
Starting impeller diameter (inches) |
1.8 |
Ending impeller diameter (inches) |
1.9 |
System curve exponent (H=Hs+KQn) |
1.10 |
Pump efficiency (as a decimal) |
1.11 |
Specific gravity |
Step 2:
Solve |
2.1 |
Proof steps |
2.2 |
Solve for Affinity Laws for Pumping Systems |