Lecture 02 . Transient heat transfer and introduction to lumped sy...

An introduction to transient or unsteady heat conduction. Revision of thermal resistances and importance of the relative sizes of resistance of conduction resistance to convection resistance. Lecture is based on the textbook of Cengel and Ghajar (4th ed) and was presented as part of a heat transfer class to the fourth year students of the Department of Mechanical and Aeronautical Engineering by Prof Josua Meyer, Head of the Department of Mechanical and Aeronautical Engineering of the University of Pretoria, South Africa