| |
In-Situ Regeneration |
Off-site Regeneration |
Unit
Efficiency |
Long-winded procedure
Difficult to control |
Shut down time minimized
No unit damage |
| Safety & Environment |
Potentially dangerous operationLocal pollution problems |
Precautions during unloading
No local pollution problems |
| Quality |
No inspection of catalyst
Catalyst damage by SOx and H2O |
Better pressure drop prevention
Better activity recovery |
