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Coriolis Flow Meter Sizing Calculation

Coriolis Flow Meter Diameter Equation:

\[ D = \sqrt{\frac{Q \times \rho}{v_{max} \times K}} \]

m³/s
kg/m³
m/s
dimensionless

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1. What is Coriolis Flow Meter Sizing?

Coriolis flow meter sizing determines the appropriate pipe diameter for accurate flow measurement based on fluid properties and flow conditions. Proper sizing ensures optimal performance and measurement accuracy.

2. How Does the Calculator Work?

The calculator uses the Coriolis flow meter diameter equation:

\[ D = \sqrt{\frac{Q \times \rho}{v_{max} \times K}} \]

Where:

Explanation: The equation calculates the minimum pipe diameter required to maintain flow velocity within the optimal range for accurate Coriolis flow meter operation.

3. Importance of Proper Sizing

Details: Correct sizing prevents measurement errors, ensures meter longevity, and maintains system efficiency. Undersizing causes pressure drops and measurement inaccuracies, while oversizing reduces sensitivity.

4. Using the Calculator

Tips: Enter volumetric flow rate in m³/s, density in kg/m³, maximum velocity in m/s, and meter constant. All values must be positive numbers greater than zero.

5. Frequently Asked Questions (FAQ)

Q1: What is the typical range for maximum velocity?
A: For Coriolis meters, maximum velocity typically ranges from 1-10 m/s depending on the fluid and application requirements.

Q2: How do I determine the meter constant (K)?
A: The meter constant is provided by the manufacturer and depends on the specific Coriolis meter model and design.

Q3: Why is density important in sizing?
A: Density affects the mass flow rate calculation and influences the meter's sensitivity and measurement accuracy.

Q4: Can this calculator be used for all fluids?
A: Yes, the calculator works for liquids and gases, but ensure proper density values are used for accurate results.

Q5: What if my flow rate varies significantly?
A: Size for the maximum expected flow rate and ensure the minimum flow rate is above the meter's turndown ratio for accurate measurement.

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