Low capital revamp increases vacuum gas oil yield

In 2000, Repsol YPF's Lujan de Cuyo, Argentina, refinery completed a vacuum unit revamp that increased total gas oil yield by 6% on whole crude while maintaining heavy vacuum gas oil (HVGO) product quality (Table 1). Click here to enlarge imageThe revamp also improved run length1 2 and increased feed rate from 55,000 to 70,000 b/d. The increase in HVGO yield corresponds to a 68° F. higher true boiling point (TBP) cut point. The revamp had a simple payout of less than 6 months.Revamps are highly constrained by existing equipment design and actual equipment performance.3 Standard grassroots project management practices that use a hierarchal approach using several equipment speciali...

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