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The velocity given leakage formula calculates the velocity of fluid flow through an orifice based on the discharge rate and cross-sectional area. This fundamental fluid dynamics equation helps determine how quickly fluid moves through an opening.
The calculator uses the formula:
Where:
Explanation: The formula divides the volumetric flow rate (discharge) by the cross-sectional area to determine the linear velocity of the fluid.
Details: Calculating velocity through orifices is crucial for designing fluid systems, analyzing flow characteristics, and ensuring proper system performance in various engineering applications.
Tips: Enter discharge through orifice in m³/s and area in m². Both values must be positive numbers greater than zero for accurate calculation.
Q1: What units should I use for this calculation?
A: Use consistent SI units - discharge in cubic meters per second (m³/s) and area in square meters (m²) to get velocity in meters per second (m/s).
Q2: Does this formula account for fluid viscosity?
A: No, this basic formula assumes ideal fluid flow. For more accurate results with real fluids, additional factors like viscosity and flow coefficients may need to be considered.
Q3: Can this be used for any orifice shape?
A: Yes, as long as you use the correct cross-sectional area for the specific orifice shape (circular, rectangular, etc.).
Q4: What is typical velocity range for orifice flow?
A: Velocity can vary widely depending on pressure differential and orifice size, typically ranging from 0.1 m/s to 30+ m/s in various applications.
Q5: When is this calculation most accurate?
A: This calculation provides the theoretical maximum velocity. Actual velocity may be lower due to friction losses, contraction effects, and other real-world factors.