Vorlesung Übung Material Science

Learning Outcomes: • Ability to apply the first and second laws of thermo dynamics on thermal systems, to use property tables and charts, to perform energy balances, to calculate power and refrigeration cycle performance. • Understand the basic principles of heat transfer and its basic modes; apply the governing differential equation and perform simple energy balance on energy systems; be able to calculate the temperature distribution and heat flow in simple geometries; sizing and performance evaluation of heat exchangers and insulation; use the basic measuring devices associated with the subject; generate and systematically analyze real engineering problems; correct use of software and data analysis; working in groups. • Ability to characterise different types of flows (laminar vs turbulent), to apply conservation equations to fluid flow and perform momentum and mass balances, to apply dimensional analysis and to calculate pressure losses in ducts and calculate pumping power requirements. • Get familiar with next generation photovoltaic and opto-electronic materials used in photovoltaic (PV) applications; familiarize with advanced membrane materials. Literatur - G.J. van Wylen and R.E. Sonntag, Fundamentals of Classical Thermodynamics, 3rd edition, John Wiley and Sons, New York, 1985.J.P. - Holman, Heat Transfer, McGraw-Hill Science/Engineering/Math, 9th edition, 2001. - Lecture notes on Fluid Mechanics and Material Science. - G.J. van Wylen and R.E. Sonntag, Fundamentals of Classical Thermodynamics, 3rd edition, John Wiley and Sons, New York, 1985.J.P. - Holman, Heat Transfer, McGraw-Hill Science/Engineering/Math, 9th edition, 2001. - Lecture notes on Fluid Mechanics and Material Science. Bemerkung Media: Black board and beamer, lectures and presentations, problem based teaching, experimental measurements, use of simple computer programs. Leistungsnachweis written exam Lerninhalte • Fundamental concepts and definitions; unit systems; thermodynamic properties; pure substances; first law of thermodynamics; thermodynamic relations; second law of thermodynamics; vapour power cycles; reversed cycles Introduction to different modes of heat transfer. • Heat transfer by thermal conduction (1D steady state conditions, heat transfer in composite walls and cylinders; internal heat generation; extended surfaces); heat transfer by convection (natural and forced convection: principles, mechanisms and correlations); heat transfer by thermal radiation (principles, radiation properties, surface heat exchange); heat transfer by boiling and condensation; heat exchange types and basic sizing calculations. • Introduction to fundamental concepts of fluids; fluid statics; basic conservation equations; Bernoulli equation; viscous flow in ducts and pipes; turbulent flow; pressure loss calculation in pipes; dimensional similarity. • Excitation, scattering and relaxation mechanisms that govern electronic transport in semiconducting materials, especially, quantum wire and quantum dot nanostructures to increase PV technology efficiency. • Fuel cell and batteries including polymers, ionic solids, and hybrid systems. FB 16 Elektrotechnik / Informatik written exam Uni Kassel WiSe 2016/17 REMENA Prof. Fouad Mahmoud