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Fire Dynamics Tools | Ch. 2 | Eq. 2.11
Entrainment Constant for Smoke Layer Height
Calculates the entrainment constant k for use in smoke layer height calculations
Reference
Fire Dynamics Tools (FDTs): Quantitative Fire Hazard Analysis Methods for the U.S. Nuclear Regulatory Commission Fire Protection Inspection Program. NUREG-1805.
Equations
k = \frac{0.21}{\rho_g} \cdot \left( \frac{\rho_a^{2} \cdot g }{ c_p \cdot T_a } \right)^{1/3}