JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Prerequisites

Engineering Chemistry, Chemical Process Calculations

Course Objectives:

• To understand the various feed stocks of refinery and petroleum products.
• To get acquainted with basic separation and conversion processes used in refining of crude oil.
• To get familiarized with challenges involved in refining from viewpoint of environment.

Course Outcome

The student would be in a position to have advanced knowledge of feed-stocks

used in the refinery, various conversion processes used to produce various petroleum products.

UNIT - I

Introduction: Overall refinery operations & Indian scenario. Refinery feed stocks: Crude oil classification-Composition and properties-Composition of petroleum crude suitable for asphalt manufacture – Crude distillation curves.

UNIT - II

Petroleum Products: Low boiling products – Gasoline – Gasoline specifications – Distillate fuels – Jet and turbine fuels – Automotive diesel fuels; Heating oils –Residual fuel oils; wax and asphalt-Product blending. Crude distillation: Atmosphere topping unit – Vacuum distillation –Auxiliary equipment – Products of these two units.

UNIT - III

Thermal & catalytic processes: Visbreaking, Hydrovisbreaking, Thermal cracking – Catalytic cracking fluidized bed catalytic cracking and Hydrocracking - Feed stocks – Feed treating – Catalysts process variables – Yield Estimation-Latest developments in cracking processes. Coking: Types of petroleum coke-Properties and uses process description of delayed coking - Flexicoking and fluid coking – Yields.

UNIT - IV

Hydroprocessing and residue processing: Composition of vacuum tower bottoms – Processing options – Hydroprocessing options – Moving bed hydro processes – Solvent extraction Hydrotreating catalysts – aromatics reduction – Process variables. Catalytic reforming and isomerization: Catalytic reforming processes –Feed preparation & catalysts – Yields-Isomerization Processes and yields.

UNIT - V

Alkylation and polymerization: Alkylation feed stocks – Products –Catalysts – Hydrofluoric Acid and sulphuric acid alkylation processes –Comparison of processes-Polymerization processes. Supporting processes: Hydrogen production and purification – Gas processing unit - Acid gas removal – Sulphur recovery processes – Waste water treatment and control of atmospheric pollution.

TEXT BOOK:

• 1. Petroleum Refining: Technology and Economics, J.H. Gary and G. E. Handwerk, 4th Edition, Marcel Dekkar, Inc., New York, 2001. R18 B.TECH PETROLEUM ENGG. III YEAR

REFERENCE BOOKS:

• 1. Petroleum Refinery Engineering, W. L. Nelson, 4th Edition, McGraw Hill, New York, 1958.
• 2. Modern Petroleum Refining processes, 5th Edition, B. K. Bhaskara Rao, Oxford and IBH Publishing Co. Pvt. Ltd., 2008.
• 3. Practical Advances in Petroleum Processing, Chang S. Hsu and Paul Robinson, Vol. 1 & 2, Springer, 2006. R18 B.TECH PETROLEUM ENGG. III YEAR