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Showing 1 to 15 of 15 for “"Fluid catalytic cracking"”.
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Optimal control of fluid catalytic cracking processes
Thesis (Sc. D.)--Massachusetts Institute of Technology, Dept. of Chemical Engineering, 1967.
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Modeling and optimization of a two-stage regenerator fluid catalytic cracking unit
In Petroleum refining, the Fluid Catalytic Cracking Unit (FCCU) is the critical stage in the processing of heavy hydrocarbon oils into more valuable gasoline and lighter products. In the FCCU process, the catalyst becomes deactivated in the reactor by heavy carbon deposits called coke. Catalyst …
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Kinetic modelling simulation and optimal operation of fluid catalytic cracking of crude oil: Hydrodynamic investigation of riser gas phase compressibility factor, kinetic parameter estimation strategy and optimal yields of propylene, diesel and gasoline in fluid catalytic cracking unit
The Fluidized Catalytic Cracking (FCC) is known for its ability to convert refinery wastes into useful fuels such as gasoline, diesel and some lighter products such as ethylene and propylene, which are major building blocks for the polyethylene and polypropylene production. It is the most important …
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Predictive Modeling of Large-Scale Integrated Refinery Reaction and Fractionation Systems from Plant Data: Fluid Catalytic Cracking (FCC) and Continuous Catalyst Regeneration (CCR) Catalytic Reforming Processes
… and Fractionation Systems from Plant Data: Fluid Catalytic Cracking (FCC) Process with Planning Applications: This work presents the methodology to develop, validate and apply a predictive model for an integrated fluid catalytic cracking (FCC) process. We demonstrate the methodology by using …
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Selective removal of NOx from catalytic cracking regenerator effluent using wet scrubbing with aqueous sodium chlorite solutions
… the flue gas from the regenerator in the fluid catalytic cracking (FCC) unit represents a key source of NOx, SOx, particulate, and CO emissions. Wet scrubbing systems have been used with great success to control particulate and SOx emissions from typical FCC regenerator flue gas. …
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Advancing Industrial Decarbonization: Evaluating the State of Organic Membrane Technology for Class-Based Hydrocarbon Separation
… hydrocarbon separations executed following a fluid catalytic cracking (FCC) operating unit. First, the findings highlight that non-polymer based membrane materials offer improved durability and performance. Second, preferential separations for liquid organic membrane applications involve feed …
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Mechanistic Investigation of FCC CO/NOx Emission Control Additives
<p>Fluid Catalytic Cracking (FCC) is the primary process used to convert crude oil into a variety of higher-value products in modern petroleum refineries. Some portion of the nitrogen present in crude oil feeds is transported - as part of the coke formed during the cracking process - into the FCC …
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Valorización de corrientes de la unidad de FCC
… de naftas procedentes de la Unidad de FCC (Fluid Catalytic Cracking) de las refinerías, en un diésel que cumpla con los estándares de calidad y las especificaciones requeridas. El proceso global se desglosa en dos etapas, en primer lugar, la alquilación de compuestos aromáticos y olefinas …
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Feature extraction and knowledge discovery in process operation analysis
… collected from a dynamic simulator of a refinery catalytic cracking process. Methods for pre-processing dynamic transient signals for feature extraction, dimension reduction and noise removal are investigated and a new method is developed which makes use of wavelet transform to determine the …
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The development of ceria-based catalysts for automotive after-treatment applications
… oxide) based materials have been widely used for catalytic applications including; fluid catalytic cracking, water gas shift reactions, solid oxide fuel cells and automotive catalytic after-treatment. It has often been the material of choice for supporting precious metals in many of the …
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Gas-solid transport and reaction via intervened evaporating sprays
Fluid catalytic cracking (FCC) is a major process used for converting heavy oils to transportation fuels and light olefins. The gas-solid transport with reaction via intervened evaporating sprays in the FCC riser is specially important but complicated, with coupled mechanisms of chemical reaction …
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Fractional Catalytic Pyrolysis Technology for the Production of Upgraded Bio-oil using FCC Catalyst
Catalytic pyrolysis technology is one of the thermochemical platforms used to produce high quality bio-oil and chemicals from biomass feedstocks. In the catalytic pyrolysis process, the biomass is rapidly heated under inert atmosphere in the presence of an acid catalyst or zeolite to promote …
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Modeling of non-uniform hydrodynamics and catalytic reaction in a solids-laden riser
… mass transfer rates, and reaction rates. In a Fluid Catalytic Cracking (FCC) process, the performance of riser reactor is strongly dependent on the interaction between the fluid and catalysts, since the reaction takes place on the active surface of the catalysts. This is why, the local coupling …
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Heterogeneous flow structure and gas-solid transport of riser
… coupling between the flow hydrodynamics and cracking reaction, a localized catalyst to oil ratio is introduced. The new developed chemical reaction coupled hydrodynamic model was capable of quickly evaluating the flow parameters including gas and solid phase velocity and concentration, …
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Development of a New Cold Binder Course Emulsion Asphalt
… made from Paper Making Sludge Ash (PMSA) and a Fluid Catalytic Cracking Catalysts Residue (FC3R) activated by a waste NaOH solution (W-NaOH). Incorporation of the PMSA and FC3R was achieved through the replacement of conventional limestone filler (LF), while W-NaOH replaced the pre-water …