There is commonly a tradeoff in performance when a standard motive steam nozzle retrofit alters the original supply nozzle position. New nozzle technology has no such tradeoff. When deployed, new ...

Refinery vacuum distillation units (VDUs) use ejector systems to establish and maintain distillation-column pressure for capturing valuable crude fractions and reducing vacuum residuum. Reliable ...

This article introduces a CDU-VDU configuration tailored for grassroots refineries, decoupling stripping and rectification sections via a dedicated flash drum to enable steam-free rectification.