What conditions must be met before feedstock enters the atmospheric and vacuum distillation unit?

The conditions prior to oil introduction into the unit are: (1) The equipment and pipelines belonging to the unit are connected, pressure testing is complete, and all issues identified have been resolved； (2) Remove all the blind plates that were installed, replace the gaskets on the corresponding flanges, and tighten them ； (3) Prepare an adequate amount of lubricating oil and various chemical raw materials, and prepare them for use ； (4) Ensure an adequate supply of sealing oil and reflux oil from the vacuum distillation tower is available, and that all water has been removed ； (5) Water, electricity, steam, fuel, and air for instruments have all been supplied to the unit, and it has been confirmed that the motor rotation direction is correct ； (6) Improve all processes, and have them checked at three levels—by the operators, team leaders, and workshop supervisors—to confirm there are no issues ； (7) Contact the production scheduling department to understand the arrangements for tanks used for crude oil and various products, and contact the quality inspection department to learn about the analysis results of the crude oil.