Compute the terminal settling velocity of a small sphere at low Reynolds number from particle radius, particle-fluid density difference and fluid viscosity, for suspension settling and water treatment design.
小颗粒在低雷诺数下的匀速沉降速度。
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Stokes settling | v = g·d²·(ρ_p−ρ_f)/(18μ) | George Stokes, 1851 |
| Assumptions | Creeping flow around sphere, Re<1 | White, Fluid Mechanics |