229-0225/01 – Energy Performance of Buildings (ENB)
| Gurantor department | Department of Building Environment and Building Services | Credits | 5 |
| Subject guarantor | doc. Ing. Iveta Skotnicová, Ph.D. | Subject version guarantor | doc. Ing. Iveta Skotnicová, 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 | FAST | Intended for study types | Follow-up Master |
Subject aims expressed by acquired skills and competences
The student will acquire basic knowledge and skills in the field of energy efficiency assessment of individual buildings in connection with smart energy (smart grid) of cities. They will learn to assess construction structures and buildings according to the requirements of the applicable legislation in the given area. Can solve computational tasks using special software. The student will acquire the skill to design and assess different types of buildings for their energy efficiency, determine the certificate of energy efficiency of buildings, and propose improvement measures. The student will learn about the principles of a decentralized energy system in smart cities using elements of artificial intelligence to predict energy flows.
Teaching methods
Lectures
Tutorials
Summary
The subject deals with building thermal technology and the energy demand of buildings in connection with smart energy (smart grid) of cities. Students will become familiar with calculation methods for evaluating the energy efficiency of buildings, energy evaluation of the operation of heating and ventilation systems, systems for the preparation and distribution of domestic hot water, lighting systems, pumps and fans, cooling systems, technological equipment and other energy consumers, with the principles of digitization of distribution energy networks in smart cities.
Compulsory literature:
Recommended literature:
Way of continuous check of knowledge in the course of semester
The form of the method of verification of study results will be solved by continuous control of the assigned programs and by granting credit.
E-learning
E-learning for this subject is not processed.
Other requirements
Students prepare individually specified programs.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Introduction - energy efficiency of buildings, legislation, basic terms
2. Thermal technical assessment of building structures
3. Heat transfer through the building envelope - average heat transfer coefficient, standard requirement, energy label of the building envelope, classification classes of heat transfer through the building envelope
4. Relative loss through heat penetration - through the building envelope, unheated space, secondary unheated spaces, through penetration into the adjacent soil, linear and point coefficient of heat through the thermal bridge and thermal bond
5. Specific heat loss through ventilation, total heat loss, heat output according to ČSN EN 12831
6. Terms and definitions, energy balance, zones, rules for dividing zones, adiabatic boundary, heat flows between zones
7. Thermal gains – internal, external, calculation of heat losses and solar gains by passive elements of the outer shell (trombe wall, winter garden, opaque elements with transparent insulation)
8. Examples: specific heat loss, average heat transfer coefficient, solar gains through a conservatory, energy balance of glazing
9. Calculation of the need for heat for heating – daily degrees, materials, source efficiency, distribution efficiency, coefficients expressing actual operating conditions
10. Calculation of heat requirement for TV preparation
11. Calculation of total heat losses in special cases, examples of calculation of total heat losses using the envelope method and the room-by-room method
12. Energy assessment and certification, terms and definitions. Energy efficiency of the building
13. Smart buildings and smart cities. Simulation and modeling tools for theoretical knowledge of city functioning.
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction