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Compare aspen hysys and pro ii simulation10/21/2023 ![]() ![]() ![]() ![]() I am working on a process for aviation fuel and gasoline production from biomass gasification via Fischer-Tropsch synthesis using cobalt based catalyst. What is the typical discount rate in an oil refinery feasibility study to get an optimum result for NPV? Why aren't the draw off temperatures close to the IBP, FBP of the products? For example, the draw temperature of kerosene is 193degC where as the lab results suggest 140degC IBP and 240degC FBP. During precommissioning a diesel unit why we can not start the recycle gas compressor with 100 % hydrogen before catalyst sulfiding as per the licensor: 50% nitrogen with 50% hydrogen?
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