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Lag estimates for mill data.
| Input – output | Median hydraulic residence time estimate (h) | ARX model lag estimate (h) |
|---|---|---|
| Digester grade – black liquor HHV | 43 | 49 |
| Digester grade – black liquor viscosity | 43 | 11a |
| Digester grade – black liquor BPR | 38 | 41 |
aLikely insignificant.
