Filtration Engineering

Crossflow Membrane Module Wall Shear Stress Calculator

Crossflow Membrane Module Wall Shear Stress Calculator engineering calculator.

Quick Answer

Calculate Crossflow Membrane Module Wall Shear Stress Calculator

Calculator

Wall shear stress (Pa)
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Result Interpretation

Crossflow Membrane Module Wall Shear Stress Calculator computes Wall shear stress in Pa using the defined engineering formula and the input values provided.

Worked Example

Verified calculation

Given:

  • Crossflow velocity = 1.8
  • Fluid density = 997
  • Prandtl number = 5.8
  • Reynolds number = 4200

Expected Result:

  • Wall shear stress = 29.732375216811

Engineering Interpretation:

Under the given input conditions, the calculated result is: Wall shear stress = 29.732375216811 Pa.

The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.

Formula / Method

wall shear stress = 0.332 * fluid density * pow(crossflow velocity, 2) * pow(reynolds number, -0.5) * pow(prandtl number, 1/3)

Formula family: formula_filtration_membrane_module_shear_stress_calculator

Variables

SymbolLabelRoleDescription
fluid_density Fluid density INPUT Fluid density
velocity Crossflow velocity INPUT Crossflow velocity
reynolds_number Reynolds number INPUT Reynolds number
prandtl_number Prandtl number INPUT Prandtl number
wall_shear_stress Wall shear stress OUTPUT Wall shear stress
blasius_coefficient blasius_coefficient CONSTANT blasius_coefficient = 0.332 1

Calculation Steps

  1. Enter the fluid density in kg/m^3.
  2. Enter the crossflow velocity in m/s.
  3. Enter the reynolds number in 1.
  4. Enter the prandtl number in 1.
  5. Step 1: Compute wall shear stress.
  6. Read the wall shear stress (Pa) from the results.

Engineering Summary

Calculate Crossflow Membrane Module Wall Shear Stress Calculator

Frequently Asked Questions

What does this calculator calculate?

The Crossflow Membrane Module Wall Shear Stress Calculator estimates Wall shear stress based on the input parameters you provide

Why is fluid density important in this calculation?

fluid density is directly proportional to wall shear stress. When you enter fluid density in kg/m^3, the calculator uses it in the engineering formula to compute the output

How should I interpret the result wall shear stress?

The calculator outputs wall shear stress in Pa. For higher pressures, divide by 1000 to express in kPa, or by 101325 for atmospheres. The result is computed directly from the input values using the defined engineering formula

What units should I use for the inputs?

Enter each value in the units shown next to the input field: Fluid density (kg/m^3), Crossflow velocity (m/s). Make sure all inputs use the specified units for consistent results

What assumptions does this calculator use?

This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment

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