635-3030/01 – Transfer of Heat Energy (PTE)
Gurantor department | Department of Thermal Engineering | Credits | 7 |
Subject guarantor | doc. Ing. Marek Velička, Ph.D. | Subject version guarantor | doc. Ing. Marek Velička, Ph.D. |
Study level | undergraduate or graduate | Requirement | Compulsory |
Year | 1 | Semester | winter |
| | Study language | Czech |
Year of introduction | 2019/2020 | Year of cancellation | |
Intended for the faculties | FMT | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
Student will be able:
- to solve analytically more complex tasks in the field of convection, convection and radiation transport of heat
- to use the acquired knowledges in the next subjects of the study program
Teaching methods
Lectures
Tutorials
Summary
Modes of heat transfer. Heat conduction in planar, cylindrical, spherical wall and semi-infinite body. Heat conduction in the temperature dependence of the thermal conductivity and with a volumetric heat source. Multidimensional heat conduction. Transient heat conduction. Superposition methods. Convective heat transfer - automodelling area. Radiation heat transfer - methods of view factors determining.
Compulsory literature:
Recommended literature:
Additional study materials
Way of continuous check of knowledge in the course of semester
Written test and oral exam.
E-learning
Other requirements
Basic knowledge of maths and physics.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
• Basic modes of heat transfer: conduction, convection, radiation, complex heat transfer.
• Steady heat conduction in a planar wall. The temperature field and the heat flux through the planar wall at λ=f(t).
• Heat conduction in endless and final lengths bar. Effectiveness of the fin.
• Steady heat conduction in the cylindrical wall. Critical radius of the cylindrical wall. Critical radius of insulation.
• Steady heat conduction in a planar and cylindrical wall with a volumetric heat source; temperature field and heat flux.
• Steady heat conduction in a spherical wall, temperature field and heat flux.
• Analytical solution of steady multidimensional heat conduction. The method of separation of variables.
• Transient heat conduction. Analytical solution - the method of separation of variables. Solution for two- and three-dimensional bodies. Semi-infinite body.
• Simple and combined superposition method, conditions of use.
• Analytical solution for convection heat transfer at constant and parabolic velocity profiles in pipes. Criterion equations, automodelling area. Heat transfer in phase-change configurations.
• Radiation heat transfer. Methods of view factors determining. The crossed –string method. View factors for a variety of two-dimensional configurations.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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