Petroleum Refinery Engineering Percentage of straight run gasoline in a typical crude oil may be around 6 18 52 38 6 18 52 38 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm² is maintained during cracking mainly to Increase the yield of light distillates Reduce gum content in gasoline Suppress coke formation Enhance the octane number of gasoline Increase the yield of light distillates Reduce gum content in gasoline Suppress coke formation Enhance the octane number of gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main use of heavy gas oil produced by the vacuum distillation unit is as a Feedstock for fluid catalytic cracking unit None of these Blending component for petrol Blending component for kerosene Feedstock for fluid catalytic cracking unit None of these Blending component for petrol Blending component for kerosene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic Isomerisation Reforming Cracking Polymerisation Isomerisation Reforming Cracking Polymerisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gum formation in stored gasoline is mainly due to the Alkylation of unsaturates Oxidation & polymerisation of unsaturates Higher aromatic content Presence of sulphur Alkylation of unsaturates Oxidation & polymerisation of unsaturates Higher aromatic content Presence of sulphur ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating condition in the electrical dehydrators for crude oil is about 1 atm. & 110 °C 20 kgf/cm² & 110°C 50 atm. and 150°C 6.5 kgf/Cm² & 95°C 1 atm. & 110 °C 20 kgf/cm² & 110°C 50 atm. and 150°C 6.5 kgf/Cm² & 95°C ANSWER DOWNLOAD EXAMIANS APP
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