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Found 11 calculators
NPSHa and NPSH margin
Calculates NPSHa from absolute pressure and compares it with manufacturer NPSHr.
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Pump affinity laws
Estimates the change in the same pump's parameters with speed.
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Pumps in series
Ideal head addition at a common flow.
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Pumps in parallel
Ideal flow addition at a common head.
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Pump operating point for quadratic curves
Intersects a simplified pump curve with a quadratic system curve.
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Pump hydraulic power
Calculates hydraulic power from density, gravity, flow rate, and pump head.
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Pump shaft power
Calculates required shaft power from hydraulic power and efficiency.
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Pump efficiency
Calculates efficiency from hydraulic power and shaft power.
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Pump head from pressure
Converts pump pressure rise to head.
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Pump pressure from head
Converts pump head to pressure rise.
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Basic pump specific speed
Calculates a simplified comparative pump specific-speed indicator.
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