Flow Rate Equation:
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The pipe flow rate calculation determines the volume of fluid moving through a pipe per unit time, using velocity and cross-sectional area multiplied by the conversion factor 1728.
The calculator uses the flow rate equation:
Where:
Explanation: The equation calculates volumetric flow rate by multiplying velocity by pipe area, with 1728 converting the units appropriately.
Details: Accurate flow rate calculation is essential for pipe system design, pump sizing, and ensuring proper fluid transport in industrial, plumbing, and HVAC applications.
Tips: Enter velocity in ft/s and area in ft². Both values must be positive numbers. The calculator will compute the flow rate with the 1728 conversion factor.
Q1: Why is the 1728 factor used?
A: 1728 (12³) converts cubic feet to cubic inches, maintaining consistent units in the calculation.
Q2: What are typical velocity ranges in pipes?
A: Common design velocities are 2-5 ft/s for water, though this varies by application and fluid type.
Q3: How do I calculate pipe area?
A: For circular pipes, area = π × (diameter/2)². Diameter should be in feet for this calculator.
Q4: Can this be used for any fluid?
A: Yes, as long as velocity and area are known, the calculation works for any incompressible fluid.
Q5: What are common flow rate units?
A: Results are typically in gallons per minute (GPM) or cubic feet per second (CFS), depending on the conversion applied.