Hydroprocessing: Hydrotreating& Hydrocracking
Hydroprocessing: Hydrotreating& HydrocrackingChapters 7 & 9Updated: July 12, 2018Copyright 2017 John Jechura NaphthaCrudeOilDesalterAtmospheric DistillationVacuum DistillationGas Separation & StabilizerSolvent DeasphaltingCokingVisbreakingFluidized Catalytic CrackingHydro-crackingNaphthaReformingIs om-erizationSat Gas PlantPolymer-izationAlkylationNaphthaHyd ro-treatingTreating & BlendingCokeFuel GasLPGAviation GasolineAutomotive GasolineSolventsJet FuelsKeroseneSolventsHeating OilsDieselResidualFuel OilsLubricantGreasesWaxesAsphaltsHeavyNa phthaKeroseneDistillateAGOLVGOHVGOVacuum ResiduumCatDistillatesGas Oil Hydro-treatingDAOIsomerateGasAlkylFeedAl kylatePolymerizationNaphthaGasesButanesL PGReformateNaphthaFuel OilBottomsDistillatesDistillateHydro-tre atingCatNaphthaCycle OilsSDABottomsCokerNaphthaHeavyCokerGasO ilLight CokerGas OilSulfurPlantSulfurNaphthaFuel OilSolventDewaxingLube
fixed bed catalyst systems •Channeling caused by coke accumulation a major concern •Can create hot spots that can lead to temperature runaways Reactor configuration •Fixed bed –typical for gas oil hydrocracking •Expanded circulating bed or slurry –proposed for resid hydrocracking 11
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