Course detail
Thermal engineering
FAST-BHB005Acad. year: 2020/2021
Thermal resistance of the structure.
Thermal transmittance.
Surface temperature of the budilding structure.
Temperature evaluation in the structure.
Average thermal transmittance if the building envelope.
Interstitial condensation and evaporation.
Thremal stability of the room.
Air permeability of the building envelope.
Language of instruction
Czech, English
Number of ECTS credits
4
Mode of study
Not applicable.
Guarantor
Department
Institute of Building Structures (PST)
Learning outcomes of the course unit
Fundamentals in the thermal protection and energy balance of buildings. Design of thermally insulated building constructions without thermal bridges and condensation problems. Evaluation of thermal comfort in low energy buildings. Introduction to acoustic and visual comfort in buildings.
Prerequisites
Knowledge of the fundamental physical values, thermal properties of building materials and compositions of building structures.
Co-requisites
Not applicable.
Planned learning activities and teaching methods
Not applicable.
Assesment methods and criteria linked to learning outcomes
Not applicable.
Course curriculum
1. Introduction, motivation, historical development, related laws, regulations, standards, heat transfer.
2. Thermal properties of building materials, sources of information, definition of thermal comfort.
3. Boundary conditions for calculations, definition of steady state thermal field, thermal resistance, total therma resistance.
4. Thermal transmittance - calculation when considering one-dimensional or two-dimensional heat transfer, evaluation, influence of reflective properties of materials.
5. The average (overal) thermal transmittance of the building envelope,the energy label of the building envelope.
6. Temperatures in building structures in steady state temperature field, lowest internal surface temperature of the structure, calculation of the temperature factor at the internal surface and its evaluation.
7. Calculation of the thermal transmittance when of one-dimensional heat transfer cannot be applied, thermal bridges, linear and point thermal transmittance
8. Water vapour tranfer through the building structures, calculation of the interstitial condensation , calculation of the annual balance of interstitial evaporation and condensation and evaluation.
9. Description of non steady temperature field, thermal damping, drop of the touch temperature of the floors and its evaluation.
10. Thermal room stability in summer and winter, definition of critical room, evaluation.
11. Introduction to the energy performance of the building, introduction to the energy performance certificate of the building.
12. Air permeability of building envelope, airtightness measurement, diagnostics of building structures by infrared thermography method.
2. Thermal properties of building materials, sources of information, definition of thermal comfort.
3. Boundary conditions for calculations, definition of steady state thermal field, thermal resistance, total therma resistance.
4. Thermal transmittance - calculation when considering one-dimensional or two-dimensional heat transfer, evaluation, influence of reflective properties of materials.
5. The average (overal) thermal transmittance of the building envelope,the energy label of the building envelope.
6. Temperatures in building structures in steady state temperature field, lowest internal surface temperature of the structure, calculation of the temperature factor at the internal surface and its evaluation.
7. Calculation of the thermal transmittance when of one-dimensional heat transfer cannot be applied, thermal bridges, linear and point thermal transmittance
8. Water vapour tranfer through the building structures, calculation of the interstitial condensation , calculation of the annual balance of interstitial evaporation and condensation and evaluation.
9. Description of non steady temperature field, thermal damping, drop of the touch temperature of the floors and its evaluation.
10. Thermal room stability in summer and winter, definition of critical room, evaluation.
11. Introduction to the energy performance of the building, introduction to the energy performance certificate of the building.
12. Air permeability of building envelope, airtightness measurement, diagnostics of building structures by infrared thermography method.
Work placements
Not applicable.
Aims
Introduction course to the thermal protection of buildings, design requirements for thermally insulated buildings envelopes and constructions, assessment of indoor thermal and visual and acoustic comfort.
Specification of controlled education, way of implementation and compensation for absences
Extent and forms are specified by guarantor’s regulation updated for every academic year.
Recommended optional programme components
Not applicable.
Prerequisites and corequisites
Not applicable.
Basic literature
Not applicable.
Recommended reading
Not applicable.
Classification of course in study plans
Type of course unit
Lecture
13 hod., optionally
Teacher / Lecturer
Syllabus
1. Introduction, motivation, historical development, related laws, regulations, standards, heat transfer.
2. Thermal properties of building materials, sources of information, definition of thermal comfort.
3. Boundary conditions for calculations, definition of steady state thermal field, thermal resistance, total therma resistance.
4. Thermal transmittance - calculation when considering one-dimensional or two-dimensional heat transfer, evaluation, influence of reflective properties of materials.
5. The average (overal) thermal transmittance of the building envelope,the energy label of the building envelope.
6. Temperatures in building structures in steady state temperature field, lowest internal surface temperature of the structure, calculation of the temperature factor at the internal surface and its evaluation.
7. Calculation of the thermal transmittance when of one-dimensional heat transfer cannot be applied, thermal bridges, linear and point thermal transmittance
8. Water vapour tranfer through the building structures, calculation of the interstitial condensation , calculation of the annual balance of interstitial evaporation and condensation and evaluation.
9. Description of non steady temperature field, thermal damping, drop of the touch temperature of the floors and its evaluation.
10. Thermal room stability in summer and winter, definition of critical room, evaluation.
11. Introduction to the energy performance of the building, introduction to the energy performance certificate of the building.
12. Air permeability of building envelope, airtightness measurement, diagnostics of building structures by infrared thermography method.
Exercise
26 hod., compulsory
Teacher / Lecturer
Syllabus
1. Introduction, calculation of thermal resistance and thermal transmittance of existing structures.
2. Design of new structures, thermal insulation of existing structures, drawings of renovated building.
3. Calculation and assessment of thermal transmittance of new structures.
4. Design of windows and doors, calculation of thermal transmittance.
5. Calculation and assessment of average thermal transmittance.
6. Simplified calculation of thermal transmittance of the composite structure.
7. Internal surface temperature and temperature factor at the internal surface .
8. Temperature evolution in the structure.
9. Interstitial condensation.
10. Annual balance of condensed and evaporated water vapour.
11. Assessment of selected structures with the use of selected software.
12. Informative calculation of two-dimensional temperature field using software, credit.