Special Theoretical Topics from Momentum, Mass and Heat Transfer

Garant předmětu:

Lecturer:

Tutor:

Supervisor:

Department of Process Engineering

Synopsis:

Basic equations of transport phenomena. Momentum transfer. Unidirectional flows. Two dimensional flows. Inspection analysis of Navier-Stokes equations. Approximate methods of solution. Creeping flow. Ideal flow. Boundary layer flow. Integral averaging. Heat transfer. Inspection analysis of the Fourier-Kirchhoff equation. Heat conduction with more variables. Convection heat transfer - Graetz solution and Léveque approximation. Mass transfer. Diffusion equation. Similarity of heat and mass transfer.

Requirements:

Syllabus of lectures:

1.Exact solution of N.S.equation - unidirectional flows. Flow in slit.

2.Flow in rectangular tube - velocity profile, flow rate, friction factor. Asymptotic relations.

3.Flow in tubes with circular and eliptic cross sections. Development of flow in tubes.

4.Flow of Newtonian fluid in tube of variable cross section and between discs.

5.Film flow of power-law fluids - profile of shear stress, velocity profile, flow rate.

6.Rotational rheometry. Stream function.

7.Creeping flow around sphere - velocity and pressure distribution, force.

8.Potential flow. Ideal flow around cylinder - stream function, velocity and pressure distribution.

9.Boundary layer flow - exact solution.

10.Boundary layer flow - solution of integral equation.

11.Heat conduction in fin. Unsteady heat conduction in semi-infinite space.

12.Unsteady heat conduction in slab and cylinder.

13.Heat convection in tube - Leveque solution.

14.Temperature boundary layer. Analogy between heat and mass transfer.

Syllabus of tutorials:

Study Objective:

Study materials:

Šesták J., Rieger F.: Přenos hybnosti, tepla a hmoty. Skriptum ČVUT.

Šesták J., Rieger F.: Přenos hybnosti, tepla. Skriptum ČVUT.

Note:

Further information:

No time-table has been prepared for this course

The course is a part of the following study plans: