Table 6 The delay in makespan due to operation delay of 4th job.

From: Digital twin data-driven proactive job-shop scheduling strategy towards asymmetric manufacturing execution decision

Time deviations ε of local operation (min)

Delay in makespan (%)

4,1

4,2

4,3

4,4

4,5

4,6

0

0

0

0

0

0

0

1

1.8

1.8

1.8

1.8

1.8

0

2

3.6

3.6

3.6

3.6

3.6

0

3

5.4

5.4

5.4

5.4

5.4

1.8

4

7.2

7.2

7.2

7.2

7.2

3.6

5

9.0

9.0

9.0

9.0

9.0

5.4

6

10.8

10.8

10.8

10.8

10.8

7.2

7

12.6

12.6

12.6

12.6

12.6

9.0

8

14.4

14.4

14.4

14.4

14.4

10.8

9

16.2

16.2

16.2

16.2

16.2

12.6

10

18.0

18.0

18.0

18.0

18.0

14.4

11

19.8

19.8

19.8

19.8

19.8

16.2

12

21.6

21.6

21.6

21.6

21.6

18.0

13

23.4

23.4

23.4

23.4

23.4

19.8

14

25.2

25.2

25.2

25.2

25.2

21.6