Pump VFD Analysis | Data Entry
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NOTE:
All data entries correspond to the single-fan configuration, even when evaluating alternative setups.
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🛠️ Core Data Entry:
Rated Rotational Speed of Pump:
rpm
Select Desired Configuration:
Select arrangement
Single
Series
Parallel
Pressure At Intake to System:
psig
Pressure At Outflow of System:
psig
Operating Pump-head:
psi
Elevation Difference Between Intake and Outflow:
ft
Total Loss Due To Other Fixed-loss Components:
ft
Cost Per KWh of Electricity:
$/KWh
Density of Working Fluid:
lb/ft³
Minimum Flow Allowable To Avoid Region of Instability:
x1000 gpm
🛠️ Data For Pump Curve:
Number of triples | (Flow-Head-Efficiency):
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🛠️ NOTE:
Ensure data points include those associated with dead-head
and maximum flow conditions to avoid extrapolation pitfalls.
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