Inspecting equipment during maintenance turnarounds should be a key responsibility of plant engineers.

摘要

The new trays were installed and the vessel was ready to be closed up.The installation crew reported that all trays were installed per drawing specification.A follow-up check confirmed this.However,the inspectors had fallen into a trap for the unwary and missed one important point.Because of a simple nozzle detail,the equipment might fail to meet its new performance expectations.