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CZECH TECHNICAL UNIVERSITY IN PRAGUE
STUDY PLANS
2023/2024

Momentum, Mass and Heat Transfer

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Code Completion Credits Range
2181026 Z,ZK 5 3P+1C
Garant předmětu:
Tomáš Jirout
Lecturer:
Martin Dostál, Tomáš Jirout
Tutor:
Vojtěch Bělohlav, Martin Dostál, Tomáš Jirout, Adam Krupica, Jiří Moravec, Jan Skočilas, Stanislav Solnař
Supervisor:
Department of Process Engineering
Synopsis:

Fundamentals of transport phenomena balances in homogeneous fluids. Navier-Stokes equations. Momentum transport in turbulent flows. Mechanical energy equation. Residence time distributions in continuous systems. Conduction heat transfer. Forced and natural convection heat transfer. Heat transfer with phase changes and thermal radiation. Multicomponent systems. Mass transfer by molecular diffusion, convection, with chemical reactions and interphase mass transfer.

Requirements:
Syllabus of lectures:

Contents:

1.Course introduction, fundamentals of cartesian tensor calculus .

2.Fundamental balance equations. General transport equation, material derivative. Equation of continuity. Momentum balance - Cauchy´s equation of dynamical equilibrium in continua.

3.Angular momentum balance. Kinematics of fluid flow. Rheological constitutive equations.

4.Navier-Stokes equation.

5.Inspection analysis of the Navier-Stokes equation. Drag coefficient with flow around objects.

6.Solutions of the Navier-Stokes equations in limiting cases. Engineering Bernoulli equation. Darcy-Weissbach equation. Frictional loss coefficient. Boundary layer.

7.Turbulent flow. Friction factor and frictional losses and drag coefficient with turbulent flow. Mechanical energy balance.

8.Residence time distribution. Internal energy balance and heat transfer. Fourier´s law of heat conduction.

9.Fourier-Kirchhoff ´s equation. Fourier´s equation. Steady-state heat conduction. Thermal resistance. Overall heat tranfer coefficient.

10.Multidimensional heat conduction problems. Heat conduction with internal sources or sinks. Unsteady heat conduction in solids.

11.Forced convection. Momentum and heat transfer analogy.

12.Natural convection. Mixed convection. Heat transfer with boiling and condensation

13.Radiation heat transfer. Fundamental concepts and equations of mass transfer.

14.Fick´s law. Molecular mass transfer. Mass transfer with chemical reactions. Unsteady mass transfer. Convective mass transfer. Interphase mass transfer.

Syllabus of tutorials:

1. Course introduction. Practical examples of momentum and heat transfer.

2. Basis of tensor calculus - examples. Application of angular momentum balance.

3. Solutions of momentum balance - Cauchy´s equation in one-dimensional cases.

4. Approximation solution of momentum balance.

5. Solution of steady-state heat conduction without and with internal sources.

6. Solution of unsteady heat conduction in solids.

7. Forced and natural convection. Calculation of heat exchanger.

Study Objective:
Study materials:

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

Note:
Time-table for winter semester 2023/2024:
Time-table is not available yet
Time-table for summer semester 2023/2024:
06:00–08:0008:00–10:0010:00–12:0012:00–14:0014:00–16:0016:00–18:0018:00–20:0020:00–22:0022:00–24:00
Mon
roomT4:A1-306
Bělohlav V.
10:45–12:15
EVEN WEEK

(lecture parallel1
parallel nr.111)

Dejvice
Učebna 306
roomT4:A1-306
Bělohlav V.
16:45–18:30
ODD WEEK

(lecture parallel1
parallel nr.103)

Dejvice
Učebna 306
roomT4:A1-306
Skočilas J.
12:30–14:00
ODD WEEK

(lecture parallel1
parallel nr.105)

Dejvice
Učebna 306
roomT4:A1-306
Bělohlav V.
16:45–18:30
EVEN WEEK

(lecture parallel1
parallel nr.104)

Dejvice
Učebna 306
roomT4:A1-306
Bělohlav V.
12:30–14:00
EVEN WEEK

(lecture parallel1
parallel nr.106)

Dejvice
Učebna 306
Tue
roomT4:D1-266
Jirout T.
08:00–10:30
(lecture parallel1)
Dejvice
Posluchárna 266
roomT4:A1-306
Solnař S.
16:00–17:30
ODD WEEK

(lecture parallel1
parallel nr.101)

Dejvice
Učebna 306
roomT4:A1-306
Solnař S.
12:30–14:00
ODD WEEK

(lecture parallel1
parallel nr.109)

Dejvice
Učebna 306
roomT4:A1-306
Solnař S.
16:00–17:30
EVEN WEEK

(lecture parallel1
parallel nr.102)

Dejvice
Učebna 306
roomT4:A1-306
Solnař S.
12:30–14:00
EVEN WEEK

(lecture parallel1
parallel nr.110)

Dejvice
Učebna 306
roomT4:A1-306
Moravec J.
14:15–15:45
ODD WEEK

(lecture parallel1
parallel nr.107)

Dejvice
Učebna 306
roomKN:A-108
Dostál M.
13:15–15:00
(lecture parallel2)
Karlovo nám.
Posluchárna KA108
roomKN:A-108
Dostál M.
13:15–15:00
(lecture parallel2
parallel nr.201)

Karlovo nám.
Posluchárna KA108
roomT4:A1-306
Moravec J.
14:15–15:45
EVEN WEEK

(lecture parallel1
parallel nr.108)

Dejvice
Učebna 306
Wed
Thu
Fri
The course is a part of the following study plans:
Data valid to 2024-07-20
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