Drag Force Exerted By Flow Calculator

Drag Force Exerted by Flow Formula:

\[ F1 = K1 \times CD \times d^2 \times 0.5 \times \rho w \times V° \]

Factor Depending on Shape of Particles (K1):

Coefficient of Drag Exerted by Flow (CD):

Diameter of Particle (d):

Density of Flowing Fluid (ρw):

kg/m³

Velocity Flow at Bottom of Channel (V°):

m/s

Drag Force Exerted by Flow (F1):

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1. What is the Drag Force Exerted by Flow Formula?

The Drag Force Exerted by Flow formula calculates the force experienced by a particle in a flowing fluid. It depends on the shape factor, drag coefficient, particle diameter, fluid density, and flow velocity.

2. How Does the Calculator Work?

The calculator uses the Drag Force formula:

\[ F1 = K1 \times CD \times d^2 \times 0.5 \times \rho w \times V° \]

Where:

\( K1 \) — Factor depending on shape of particles
\( CD \) — Coefficient of drag exerted by flow
\( d \) — Diameter of particle (m)
\( \rho w \) — Density of flowing fluid (kg/m³)
\( V° \) — Velocity flow at bottom of channel (m/s)

Explanation: The equation accounts for the physical properties of both the particle and the fluid, as well as the flow conditions.

3. Importance of Drag Force Calculation

Details: Accurate drag force calculation is crucial for designing fluid systems, predicting particle behavior in flows, and optimizing industrial processes involving fluid-particle interactions.

4. Using the Calculator

Tips: Enter all required parameters with appropriate units. Ensure all values are positive and within reasonable physical ranges for accurate results.

5. Frequently Asked Questions (FAQ)

Q1: What is the typical range for shape factor K1?
A: Shape factor typically ranges from 0.5 to 2.0, depending on particle geometry (spherical, irregular, etc.).

Q2: How does drag coefficient CD vary?
A: Drag coefficient depends on Reynolds number and particle shape, typically ranging from 0.1 to 2.0 for various flow conditions.

Q3: What units should be used for particle diameter?
A: Particle diameter should be in meters (m) for consistent SI unit calculations.

Q4: When is this formula most accurate?
A: The formula provides good accuracy for spherical particles in steady, uniform flow conditions.

Q5: Are there limitations to this equation?
A: The formula may be less accurate for non-spherical particles, turbulent flows, or very high Reynolds numbers where additional factors come into play.