Online Dynamic Modelling for Digital Twin Enabled Sintering Systems: An Iterative Update Data-Driven Method

Algorithm 1

Iterative update algorithm.

 Input:, obtained from sintering field, parameters , , , and .

 Output: The prediction .

1 Use initial data set to train SVR and obtain ;

2 ;

3 Compute according to Equation (11);

4 whiletruedo

5  Construct based on -th samples;

6  Obtain according to Equations (13), (14), and (15);

7  Compute according to Equation (12);

8  Obtain according to Equation (11);

9  Calculate according to Equation (16);

10  ifthen

11   Select new sample to retain the SVR and obtain ;

12   Compute according to Equation (11);

13  end

14  .

15 end