Pump Calcs
Simplified Pump Calculations for Sophisticated Results
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Centrifugal Pumps
Brake horsepower
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Converting fluid velocity to velocity head
Converting pressure to head
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Pump Design
Peripheral velocity of an impeller
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Torque with hp and speed
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Velocity (in/sec) pk to mils pk
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Pump Design
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Torque with hp and speed
Torque with horsepower and speed known
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Input 2 of 3 variables to solve for the unknown.
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Symbol
Variable
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Units
T
Torque
foot pounds
HP
Horsepower
horsepower
watts
kilowatts
foot-pounds/minute
foot-pounds/second
btu/second
btu/minute
btu/hour
N
RPM
rpm
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See also
Tables
Standard Steel Bolt Torque Values
Definitions
Breakdown Torque
Starting Torque
Full Load Torque
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