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Full-Text Articles in Engineering

Economic And Sustainability Aspects Of Chemical Process Industries By Thermodynamics Analysis, Mahdi H. Alhajji Jul 2015

Economic And Sustainability Aspects Of Chemical Process Industries By Thermodynamics Analysis, Mahdi H. Alhajji

Department of Chemical and Biomolecular Engineering: Theses and Student Research

Economics and sustainability improvements of some chemical processes are assessed after the retrofits suggested by thermodynamic analysis and energy analyzer. The main objective is to explore the scope of reducing the energy consumption and CO2 emissions for a more sustainable operation in chemical process industries. Thermodynamic analysis is carried out by applying the thermal analysis capability of ‘Column Targeting Tool’ to address the ‘energy intensity,’ and/or the ‘Energy Analyzer’ to design and improve the performance of the heat exchanger network system for process heat integration. CTT is based on the ‘Practical Near-Minimum Thermodynamic Condition’ representing a close to practical …


Energy Intensity And Environmental Impact Metrics Of The Back-End Separation Of Ethylene Plant By Thermodynamic Analysis, Mahdi H. Alhajji, Yaşar Demirel Jan 2015

Energy Intensity And Environmental Impact Metrics Of The Back-End Separation Of Ethylene Plant By Thermodynamic Analysis, Mahdi H. Alhajji, Yaşar Demirel

Department of Chemical and Biomolecular Engineering: Faculty Publications

This study presents metrics of energy intensity and environmental impact of the back-end separation of ethylene plant consisting three interacting distillation columns by thermodynamic analysis. The objective is to explore the scope of reducing the energy for utilities and CO2 emissions. Thermodynamic analysis is carried out using the column targeting tool (CTT) to address the sustainability metrics of ‘Energy Intensity.’ CTT is based on the ‘Practical Near-Minimum Thermodynamic Condition’ representing a close to practical reversible column operation. Environmental impact metrics are estimated from the carbon tracking options. The carbon tracking are estimated by the CO2 emission data source …