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Indian Institute of Technology, Kharagpur

Upstream LNG Technology

Indian Institute of Technology, Kharagpur and NPTEL via Swayam


This course discusses in depth the various processes related to upstream LNG technology. The importance, sources and types of natural gases, properties and phase behavior of natural gas, dehydration of natural gas, removal of natural gas hydrates , nitrogen gas and acid gas. Natural gas liquid, sulpher and trace component recovery, Compression of natural gas and Liquefaction of natural gas will be explained to a good extent. INTENDED AUDIENCE : Mechanical/ Chemical/ Ocean/ Cryogenic/ Marine/ Naval/ Energy/ Petroleum/ Environmental/ Geological Engineering INDUSTRY SUPPORT : IOCL, BPCL, GAIL, Reliance Petrochemicals, HPCL, SHELL etc


Week 1: Importance, sources and classification of natural gas Week 2: Estimation of physical properties and phase behavior of natural gas Week 3: Estimation of thermophysical properties of natural gas Week 4: Dehydration of natural gas Week 5: Natural gas hydrates and their removal Week 6: Nitrogen gas removal Week 7: Acid gas removal Week 8: Natural gas liquid, sulphur and trace component recovery Week 9: Compression of natural gas Week 10: Flow measurement of natural gas Week 11: Liquefaction of natural gas Week 12: Tutorials

Taught by

Prof. Pavitra Sandilya

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