General calculation of exergy

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Table of contents

Introduction
The company ArcelorMittal
I) Profile of ArcelorMittal
II) History of ArcelorMittal
Part 1: The process of steel making
I) General description of steel making
II) The sintering plant
III) The coke oven
IV) The blast furnace
V) The basic oxygen furnace
1) General description
2) Physico-chemical characterization of the conversion
VI) The hot rolling
Part 2: Energy analysis of the basic oxygen furnace
I) Calculation of the thermal energy
II) Calculation of the energy of reaction
III) Results of the energy analysis
Part 3: Exergy analysis of the basic oxygen furnace
I) Presentation of the exergy concept
II) General calculation of exergy
1) Exergy of a heat reservoir at a fixed temperature T
2) Exergy of a heat reservoir with a declining temperature T
IV) Results of the exergy analysis
Presentation and interpretation of the results
Conclusions and perspectives
Appendix
I) Cp formulas of the elements involved in steel making processes
II) Explanation of the EXCEL file
1) The energy balance
2) The exergy balance
References