Microchannel Resistance & Flow Calculator

Laminar microchannel hydraulics: Calculate Poiseuille hydraulic resistance (\(R_h\)), pressure drop (\(\Delta P\)), wall shear stress (\(\tau_w\)), and creeping flow velocity.

Microchannel Dimensions & Fluid

Channel Width w (µm):

Channel Height h (µm):

Channel Length L (mm):

Fluid Dynamic Viscosity µ (mPa·s): Water at 20°C: 1.00 mPa·s

Volumetric Flow Rate Q (µL/min):

Fluid Density ρ (kg/m³):

Hydraulic Resistance & Flow Physics

Hydraulic Resistance (R_h)

Total Pressure Drop (ΔP)

Wall Shear Stress

Mean Velocity (v)

Reynolds Number (Re)

Microfluidic Flow Assessment

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Microchannel Resistance & Flow Calculator

Microchannel Dimensions & Fluid

Hydraulic Resistance & Flow Physics

Frequently Asked Questions