Modelling of Lime Kiln Using Subspace Method with New Order Selection Criterion

Algorithm 1

Initialization , , the modelling data after pretreatment: and

(1)  for to

(2)    for to

(3)    Rolling the modelling input data based on the hypothesis delay , get the data set ,

    ;

(4)    Construct input and output Hankel matrices , , , ;

(5)    Calculate , , , by Moesp method in Section 3 based on Hankel matrices;

(6)    Substitute the , , , and into the formula (1);

(7)    Calculate and store the model error and performance index ;

(8)   end for

(9)  end for

(10) Search the inflection point of the surface.