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THE FEUTEX TOOLKIT

Stokes Particle Settling

Estimate spherical particle settling speed and check particle Reynolds number.

Hydraulics workspace● Runs in your browser
01 Your input
02 Your result
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FormulaVt=(ρp−ρf)gd²/(18µ).
Sources and model references

How to use this tool

  1. Enter every input in the labeled units; use measured or independently specified properties.
  2. Check the stated model assumptions before calculating.
  3. Interpret the output as a model estimate and verify it independently for the intended application.

Try this example

{
  "diameter": 0.00001,
  "particle": 2500,
  "fluid": 1000,
  "mu": 0.001,
  "depth": 0.1
}

Accuracy and scope

Isolated sphere in creeping flow; excludes particle interactions, non-Newtonian fluids and wall effects. Educational engineering estimate only; not structural or safety certification, equipment selection, or operating recommendations.

Is my data uploaded?

This tool runs locally in your browser. Input and output are not sent to a processing server. Copy or download your result before leaving the page.