Table 3.
Models for different number of perforations.
| S/N | Perforation number | Perforation Positions | Supply air ratios |
|---|---|---|---|
| 1 | 0 |
|
|
| 2 | 1 |
|
|
| 3 | 2 |
|
|
| 4 | 3 |
|
|
| 5 | 4 |
|
|
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