Open Access
Table 1
Module production status statistics.
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday | |
| MES order quantity | 623 | 617 | 609 | 611 | 601 | 589 | 599 |
| Qualified quantity | 603 | 598 | 590 | 596 | 587 | 575 | 580 |
| Number of unqualified weld quality | 16 | 14 | 11 | 9 | 12 | 8 | 13 |
| Number of length failures | 3 | 5 | 6 | 5 | 2 | 4 | 5 |
| Number of NGs due to length and pressure failure before welding | 1 | 0 | 2 | 1 | 0 | 2 | 1 |
| (a) Before the control system is implemented | |||||||
| Monday | Tuesday | Wednesday | Thursday | Friday | Saturday | Sunday | |
| MES order quantity | 662 | 677 | 666 | 679 | 689 | 668 | 680 |
| Qualified quantity | 652 | 668 | 657 | 671 | 684 | 658 | 673 |
| Number of unqualified weld quality | 7 | 5 | 8 | 4 | 3 | 7 | 6 |
| Number of length failures | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Number of NGs due to length and pressure failure before welding | 3 | 4 | 1 | 4 | 2 | 3 | 1 |
| (b) After the control system is implemented | |||||||
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