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Table 3 Definition of symbols for the Frank-Kamenetskii model (Equation 3) (Hill & Quintiere 2000 )

From: Low temperature oxidation of linseed oil: a review

Symbol Definition Unit
δ c critical Damköhler number -
r o characteristic length m
k thermal conductivity W m-1·K-1
h convective heat transfer coefficient W m-2·K-1
T a critical ambient temperature K
A pre-exponential factor in the Arrhenius equation s-1
ΔH c heat of reaction J kg-1
ρ density kg m-3
E activation energy J mol-1
R universal gas constant (8.314) J K-1·mol-1