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Table I Input Parameters of the FEM Model

From: Metamodeling of the Electrical Conditions in Submerged Arc Furnaces

Input Parameters Definition
\({{I}}_1\) (A) rms current for electrode 1
\({{I}}_2\) (A) rms current for electrode 2
\({{I}}_3\) (A) rms current for electrode 3
\({{z}}_1\) (m) height of the electrode 1
\({{z}}_2\) (m) height of the electrode 2
\({{z}}_3\) (m) height of the electrode 3
\(\sigma _1\) (S/m) conductivity of the coke bed 1
\(\sigma _2\) (S/m) conductivity of the coke bed 2
\(\sigma _3\) (S/m) conductivity of the coke bed 3
\(\sigma _{\text{Ch}}\) (S/m) conductivity of the charge
\({{S}}_1\) broadness of the coke bed 1
\({{S}}_2\) broadness of the coke bed 2
\({{S}}_3\) broadness of the coke bed 3
\({{I}}_{\text{AV}}\) (A) average rms current
\(Phi_{21}\) (\(^{\circ }\)) phase shift current el. 1 and 2
\(Phi_{32}\) (\(^{\circ }\)) phase shift current el. 2 and 3
\(Phi_{13}\) (\(^{\circ }\)) phase shift current el. 3 and 1
  1. \({{S}}_{1}\) and \({{S}}_{2,3}\) are implemented in the range from 0 to 4, corresponding to a broad flat and thin tall beds, respectively
  2. \({{I}}_{\text{AV}}\), \(Phi_{21}\), \(Phi_{32}\), \(Phi_{13}\) can be computed from \({{I}}_1\), \({{I}}_2\), \({{I}}_3\)