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Heat Transfer and Fluid Mechanics

Type of study Bachelor
Language of instruction English
Code 635-2032/02
Abbreviation STP
Course title Heat Transfer and Fluid Mechanics
Credits 6
Coordinating department Department of Thermal Engineering
Course coordinator doc. Ing. Marek Velička, Ph.D.

Subject syllabus

• Introduction of heat transfer and fluid mechanics.
• Conduction. Thermal and heat fields, temperature gradient. First Fourier Law – heat flow and heat. Second Fourier Law – steady and non-steady states. Joule-Lenz Law. Thermal conductivity coefficient, thermal diffusivity coefficient. Boundary conditions for conductive heat transfer problems.
• Convection. Forced and unforced convection. Heat transfer coefficient. Conductional-convectional heat transfer.
• Fundamentals of similarity of systems – model and reality. Laws of similarity, criteria-numbers, equations. Physical modelling vs. abstract modelling.
• Thermal radiation. Physical fundamentals of radiation and theory. Radiation properties. Emissivity. Black and grey surfaces (body). Radiation flux, areal radiation flux. Five laws – Planck, Wien, Stefan-Boltzmann, Lambert, Kirchfoff. Radiation between bodies – variants. View factor relations. Radiation of gases and mixture of gasses in interaction with surfaces.
• Fluid properties – variations of pressure, ideal gas equations, compression, expansion, dilatation, viscosity, surface tension, thermodynamics system gas – steam. Viscous and inviscid fluids.
• Hydromechanics. Basic statics and dynamics equations – Euler, Navier-Stokes, Bernoulli, continuity.
• Fluid statics. Static of one gas system. Statics of two gases thermodynamics system. Application in flame furnace device.
• Fluid dynamics. Reynolds number. Laminar and turbulent flow. Velocity flow rates. Specification.
• Pressure losses. Local losses, height loss, friction losses. Pressure losses developed by chimney. Fundamental laws and coefficients of losses.
• Gas discharge openings. Gas discharge at low speeds. Velocity, volume and mass flows determination.
• The commercial software utilization in conditions of heat transfer and fluid mechanics. FEM, FVM, CFD. Step-by-step creating the simulation. Advantages and disadvantages of simulations and what to do, to be the simulation correct and usable in real processes.

Literature

[1] CENGEL, Y.A.,‎ GHAJAR, A.J. Heat and Mass transfer:Fundamentals and Applications. Columbus: McGraw-Hill Education, 2014. ISBN 978-00-733-9818-1 .
[2] BEJAN, A., KRAUS, A. D. Heat Transfer Handbook. John Wiley & Sons, 2003. ISBN 978-0-471-39015-2 .
[3] STREETER, V. L., BEDFORD, K. W. A WYLIE, B. E. Fluid mechanics. 9th ed. Boston: McGraw-Hill, 1998. ISBN 0-07-062537-9  (Chapter 4).
[4] KRAUSE, E. Fluid Mechanics. Berlin: Springer Verlag, 2005. ISBN 3-540-22981-7 .

Advised literature

[1] CENGEL, Y.A.,‎ GHAJAR, A.J. Fluid mechanics:Fundamentals and Applications. Columbus: McGraw-Hill Education, 2017. ISBN 978-12-596-9653-4 .
[2] TALER, J., DUDA, P. Solving Direct and Inverse Heat Conduction Problems. Berlin: Springer, 2006. ISBN 978-3-540-33470-5 .
[3] MULLINGER, P., JENKINS, B. Industrial and Process Furnaces: Principles, Design and Operation. 1st ed. Oxford: Butterworth-Heinemann, 2008. ISBN 978-0-7506-8692-1 .