While physically inspecting the interior of a distillation column can be a tedious, and often dirty task, it is also a great opportunity to identify and avert potential process problems
Juan Manuel Sanchez, Álvaro Valverde, Carlos Di Marco and Eduardo Carosio, YPF S.A.
Distillation columns are often workhorses in the chemical process industries (CPI), and at times, it is necessary to physically inspect the interior of a column. This article demonstrates what an inspection can reveal, by sharing the experience of actual fractionation-tower inspections in a petroleum refinery. The points mentioned are intended to provide guidance to future tower inspectors, so that they can focus on extremely important and relevant points that will directly impact the operation of distillation columns....
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