Mine Ventilation Atkinson Friction & Resistance Calculator

Compute mine airway aerodynamic resistance ($R$), Atkinson friction factor ($k$), pressure drop ($p = R Q^2$), and fan air power for underground mining roadways.

Airway Geometry & Airflow

Airway Height H (m):

Airway Width W (m):

Airway Length L (m):

Airflow Quantity Q (m³/s):

Airway Lining & Wall Roughness Preset:

Atkinson Factor k (N·s²/m⁴):

Air Density ρ (kg/m³):

Airway Aerodynamics & Power Demand

Atkinson Airway Resistance (R)

Friction Pressure Drop (p)

Air Velocity (v)

Air Power P_air

Fan Shaft Power

Airway Dimensions & Hydraulic Radius

Area A: -- m² | Perimeter O: -- m | Hydraulic Diameter D_h: -- m

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Mine Ventilation Atkinson Friction & Resistance Calculator

Airway Geometry & Airflow

Airway Aerodynamics & Power Demand

Frequently Asked Questions