# Heat loss allowance factor

Factor to allow for heat loss into adjacent components.

Symbol
$\epsilon_k$
Formulae
 $\sqrt{1+F_k A_k \sqrt{\frac{t_k}{S_k}}+{F_k}^2 B_k \frac{t_k}{S_k}}$ general formula for conductors and spaced wire screens $\sqrt{1+X_k \sqrt{\frac{t_k}{S_k}}+Y_k \frac{t_k}{S_k}}$ simplified formula for conductors and spaced wire screens $1+0.61M_k \sqrt{t_k}-0.069\left(M_k \sqrt{t_k}\right)^2+0.0043\left(M_k+\sqrt{t_k}\right)^3$ formula for screens, sheath and wires
Related
$A_k$
$M_k$
$S_k$
$t_k$
Used in
$I_k$
$I_{kAD}$