Down-flowing FCC reactor increases propylene, gasoline make

King Fahd University of Petroleum & Minerals and the Petroleum Energy Center used this 0.2 b/d fluid catalytic cracking unit to test the performance of its new downer reactor design and compare the results to a conventional riser reactor.Click here to enlarge imageA 0.2-b/d fluid catalytic cracking unit (FCCU) using a downer reactor has demonstrated the ability of its high-severity process to enhance gasoline and light olefins production. The process, jointly developed by the Petroleum Energy Center (PEC), Tokyo, and the King Fahd University of Petroleum and Minerals (KFUPM), Dhahran, boasts high catalyst-to-oil (C/O) ratios and a short contact time. Despite high operating temperatures,...

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