Case Study Refinery Optimizes Middle Distillate System in Real Time with Aspen GDOTTMCHALLENGE The refinery wanted to optimize production of diesel and jet products while staying within certain specifications. The refinery’s complex system included many different units. SOLUTION Using Aspen GDOT, the refinery increased diesel and jet production and reduced product giveaway, optimizing for multiple properties simultaneously. BENEFITS Reduced giveaway: ? Sulfur: 70% ? Diesel T90: 80% Real-time optimization across multiple APC units delivered significant value: • 70% decrease in sulfur giveaway • 80% reduction in diesel T90% giveaway • 25% decrease in jet smoke point giveaway ? Jet smoke point: 25%One of the world’s largest multinational energy companies saw an oppo

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