Fouling and Coking Technology - Seminars

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Fouling-
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Petrochemicals

Fouling Deposit
Characterizations

Fouling: Gas
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Fouling: Fuel Oils

Residual Fuel
Oil Fouling

Fouling Analyzer

Feedstock
Characterizations

Lubricating Oils Technology

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Fouling Seminars

Seminars on Fouling and Coking in Refinery and Petrochemical Plants

Introduction: Fouling and Coking in Plant Operations

Photographs of 18 plant process fouling problems
Cost of fouling to plant operations
Plant safety related to fouling and coking
Investigating plant fouling and mitigation
Laboratory measurements of fouling(using tube-in shell exchanger)
Analytical methods used in fouling investigations

Fouling in Crude oil Processing

Causes of fouling in crude oil processing
Fouling caused by organic mechanisms
Fouling caused by inorganic materials
Asphaltenes role in crude oil fouling
Blending of crude oils and their effect on fouling
Characterization of plant fouling deposits and their relationship to fouling
Monitoring crude oil fouling using fouling analyzers
Mitigation of fouling (Blending, asphaltene control, antifoulants, equipment metallurgy)

Fouling in Hydrotreater Process

Characterization of hydrotreater feed and their heavy fractions
Measurement of dissolved oxygen (laboratory and on-site)
Reactivity of various hydrocarbons to air oxidation
Causes of hydrotreater fouling
Thermal fouling testing of hydrotreater feedstock (tube-in-shell exchanger)
Characterization of plant fouling deposits and their relationship to fouling
Laboratory polymerization of hydrotreater feedstock
Effect of various organic sulfur compounds on naphtha fouling
Effect of particulates on fouling
Characterization of fouling deposits
Effect of hydrotreating on fouling of hydrocarbons
Chemical changes occurring during hydrotreating

Fouling in Delayed Coker Process

Characterization of coker feedstock
Coking of petroleum resid and their fractions
Laboratory measurements of coker furnace tube fouling
Coker feed asphaltene and their effect on coking
Processing of coker feed blends(Slop oils, ROSE bottom, aromatics, used lube oil)
Characterization of foulant coke from delayed coker
De-coking of foulant coke (air and steam air)
Potential methods for mitigating delayed coker fouling
Preparation and characterization of petrocoke

Fouling in Visbreaker Process

Chemical reactions in Visbreaking process
Laboratory testing of Visbreaker feed fouling
Coke formation in Visbreaker furnace
Effect of feed asphaltene on conversion
Incompatibility of Visbreaker tar
Mitigation of furnace coking and tar incompatibility

Fouling of Cat Cracking Process

Introduction
Characterization of FCC slurry and its residue
Thermal polymerization of FCC slurry
Thermal fouling of FCC slurry (using tube-in-shell exchanger)
Mechanism of FCC slurry fouling
Effect of fractionator temperature on slurry exchanger fouling
Relationship of FCCU feed and slurry
Correlation of FFC slurry characteristics to fouling
Mitigation of FCC unit fouling

Fouling in Steam Cracking Process

Fouling of steam cracker light end
Mechanism of coke formation in furnace tubes
Characterization of furnace foulant coke deposits
Carburization of furnace metal tubes
Effect of temperature on foulant coke microstructure
Laboratory de-coking of furnace coke deposits
Mitigation of fouling in fractionator and furnace tubes
Composition of steam cracker tar
Effect of temperature on steam cracked tar stability
Potential uses of steam cracker tar

Fouling in Petrochemical Plants

Measurement of dissolved oxygen and its effect on fouling
Fouling in mixed C4 processing
Fouling in butadiene and isoprene processing
Fouling in ethylene dichloride plants
Fouling in styrene production
Fouling of pyrolysis gasoline
Peroxide and popcorn polymer formation
Fouling of ethyl benzene
Fouling of acrylates

Fouling in Gas Compressor Operations

Causes of gas compressor fouling
Composition of gases from various processes
Characteristics of compressor fouling deposits
Gas/liquid separators and their effect on compressor fouling
Laboratory investigation of compressor fouling
Mitigation of compressor fouling

Fouling of Filters and Mitigation

Characterization of deposits from filter fouling
Measurements of feedstock fouling
Solubility of filter deposits in organic solvents
Development of filter cleaning procedure

Fouling of Utility Boilers

Residual fuel oil production
Potential problems caused by residual fuel oil
Incompatibility of residual fuel oil
Role of asphaltene in burner tip fouling
Laboratory measurements of residual fuel oil stability
Mitigation of utility boiler fouling by chemicals

Fouling of Acid Gas Scrubbing Process

Problems in acid gas scrubbing
Cause(s) of fouling in acid gas scrubbing
Air oxidation of acetaldehyde
Fouling mitigation in amine and caustic extraction by antifoulants

Fouling in Lube Oil / Furfural Extraction Process

Problems in furfural extraction units
Role of dissolved oxygen in furfural oxidation
Effect of furfural oxidation on acid and polymer formation
Laboratory measurement of furfural fouling
Characteristics of fouling deposits
Mitigation of fouling in lube / furfural plants

Other Fouling Technology

Fouling of distillate fuel
Fouling of heating oils
Fouling of benzene scrubbing units
Fouling in NGL processing plants
Asphaltenes: Characterization, solubility, incompatibility and fouling
Fouling of H-oil process
Co-processing of used lube oil and petroleum resid