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| MM3018 | Fuels and Combustion | 3+0+0 | ECTS:4 | | Year / Semester | Spring Semester | | Level of Course | First Cycle | | Status | Elective | | Department | DEPARTMENT of MECHANICAL ENGINEERING | | Prerequisites and co-requisites | None | | Mode of Delivery | Face to face, Group study, Practical | | Contact Hours | 14 weeks - 3 hours of lectures per week | | Lecturer | Prof. Dr. Zehra ŞAHİN | | Co-Lecturer | | | Language of instruction | Turkish | | Professional practise ( internship ) | None | | | | The aim of the course: | | To inform the students about the physical and chemical properties of the commonly used fossil fuels and alternative fuels. To give the basics of combustion thermochemistry and equilibrium combustion. To learn basics of the combustion equipment design knowledge. |
| Learning Outcomes | CTPO | TOA | | Upon successful completion of the course, the students will be able to : | | | | LO - 1 : | inform about physical and chemical properties of the commonly used fossil fuels and alternative fuels. | 1,3 | 1,3 | | LO - 2 : | choose the appropriate fuels for different combustion systems, and learn the basics of the various combustion system equipments design. | 1,3 | 1,3 | | LO - 3 : | calculate the temperature and products of the combustion under lean, stoichiometric and rich conditions for relatively lower and higher temperatures. | 1,3 | 1,3 | | LO - 4 : | inform about environmental considerations of the combustion, especially air pollution and global warming. | 1,3 | 1,3 | | CTPO : Contribution to programme outcomes, TOA :Type of assessment (1: written exam, 2: Oral exam, 3: Homework assignment, 4: Laboratory exercise/exam, 5: Seminar / presentation, 6: Term paper), LO : Learning Outcome | | |
| Properties of common hydrocarbons, hydrocarbon fuels and alternative fuels. Classification of the combustion types for various air-excess coefficients. Combustion stoichiometry, enthalpy of the combustion and heating values of the fuels. Determination of the adiabatic flame temperature of combustion. Chemical equilibrium and second law considerations. Determination of the equilibrium products of the combustion; environmental considerations, air pollution and global warming. |
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| Course Syllabus | | Week | Subject | Related Notes / Files | | Week 1 | Introduction. Definitions and engineering importance of the fuels and combustion. | | | Week 2 | Combustion reactants and composition of the air. | | | Week 3 | Hydrocarbons as the basic components of fuels: Paraffines, Aromatics, and Naphthenes. | | | Week 4 | Solid, liquid, and gaseous fuels. LPG and natural gas. | | | Week 5 | Gasoline and diesel fuels as conventional fuels. | | | Week 6 | The basic properties expected from the spark ignition and compression ignition engine fuels, knock resistance of the fuels, octane and setane ratings. | | | Week 7 | Alcohols, hydrogen and biofuels as alternative fuels. | | | Week 8 | Definition of combustion, combustion types, fuel-air mixture, and air excess coefficient. | | | Week 9 | Mid-term exam. | | | Week 10 | Reaction equations, combustion stoichiometry, combustion products at lower temperature combustions. | | | Week 11 | Combustion products calculations from closed formula and elemential composition. | | | Week 12 | Chemical equilibrium and equilibrium constant. | | | Week 13 | Dissociation and equilibrium reactions. | | | Week 14 | Combustion calculations and determination of combustion products at higher temperatures. | | | Week 15 | Determination of adiabatic flame temperature. | | | Week 16 | Combustion in SI and CI engines. | | | |
| 1 | Durgun, O. Yakitlar ve Yanma Ders Notlari, yayinlanmamis. | | | |
| 1 | Sürmen, A., Karamangil, MI., Arslan, R. 2004; Motor Termodinamigi, Aktüel Yayinlari. (ISBN 975-253-002-8) | | | 2 | Heywood, JB. 1988; Internal Combustion Engine Fundamentals, McGraw-Hill, New York. (ISBN 0-07-100499-8) | | | 3 | Guibet, JC. 1999; Fuels and Engines, Volume 1, Editions Technip, Paris. (ISBN 2-7108-0753-X) | | | |
| Method of Assessment | | Type of assessment | Week No | Date | Duration (hours) | Weight (%) | | Mid-term exam | 9 | 12/04/2018 | 2 | 25 | | Project | 13 | 18/05/2018 | 6 | 25 | | End-of-term exam | 16 | 30/05/2018 | 2 | 50 | | |
| Student Work Load and its Distribution | | Type of work | Duration (hours pw) | No of weeks / Number of activity | Hours in total per term | | Yüz yüze eğitim | 3 | 14 | 42 | | Sınıf dışı çalışma | 2 | 10 | 20 | | Arasınav için hazırlık | 1 | 6 | 6 | | Arasınav | 2 | 1 | 2 | | Uygulama | 1 | 5 | 5 | | Ödev | 2 | 4 | 8 | | Dönem sonu sınavı için hazırlık | 2 | 3 | 6 | | Dönem sonu sınavı | 1 | 1 | 1 | | Total work load | | | 90 |
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