Course detail

Acoustics and Daylighting

FAST-BHB011Acad. year: 2022/2023

The course presents fundamentals in room acoustics and daylighting in buildings. Knowledge of this subject will be practically used for the following study - in seminars, projects and master degree projects.

Language of instruction

Czech

Number of ECTS credits

4

Mode of study

Not applicable.

Guarantor

prof. Ing. Jitka Mohelníková, Ph.D.

Department

Institute of Building Structures (PST)

Learning outcomes of the course unit

Reports of building acoustics and daylighting and insolation tasks.

Tasks from reports will be applicable in study projects. 

Prerequisites

Fundamentals in building constructions, fundamentals in physics, Acoustics and Optics.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Lectures on the introduction into the building acoustics and daylighting and insolation.

Practices - reports and consultations.

Assesment methods and criteria linked to learning outcomes

Final evaluation on basis of consulted and completed reports and passed exam. Classification according to ECTS degree at the BUT Brno.

Course curriculum

Building acoustics:
1. Sound waves, sound field. Acoustics and physiology, basic notions, sound levels and loudness.
2. Sound measurement, frequency band, frequency band analysis, noise report, hygienic limits.
3. Urban acoustics, noise attenuation.
4. Room acoustics, diffuse sound field, sound field.
5. Absorptive constructions, membranes and oscillating plates, Helmholtz resonators. Sound insulation, rating of air-born and structure-born sound insulation.
6. Air-born sound insulation, Watter’s method. Impact sound insulation of building constructions.
Daylighting and insolation in buildings:
7. Solar radiation, insolation, requirements for insolation.
8. Light and photometry. Methods of evaluation of daylighting in buildings, Daniljuk’s nomograms.
9. Waldram’s diagram, BRS nomograms, average daylight factor.
10. Daylight simulation software.
11. Summary, importance of acoustics, daylighting and insolation for the building design.

Work placements

Not applicable.

Aims

Fundamentals in room acoustics, determination of air-borne and impact sound insulation index for building constructions, design of rooms and their interiors with respect to reverberation time, determination of requirements for indoor acoustic comfort and design of building protection against exterior noise.
Methods for the evaluation of visual comfort in buildings, daylighting and insolation of buildings.

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

  • Programme BPC-SI Bachelor's

    specialization S , 4 year of study, summer semester, compulsory-optional

  • Programme BPA-SI Bachelor's 4 year of study, summer semester, compulsory
  • Programme BKC-SI Bachelor's 4 year of study, summer semester, compulsory

Type of course unit

 

Lecture

26 hod., optionally

Teacher / Lecturer

prof. Ing. Jitka Mohelníková, Ph.D.

Syllabus

Acoustics: 1. Sound waves, sound field. Acoustics and physiology, basic notions, sound levels and loudness. 2. Sound measurement, frequency band, frequency band analysis, noise report, hygienic limits. 3. Urban acoustics, noise attenuation. 4. Room acoustics, diffuse sound field, sound field. 5. Absorptive constructions, membranes and oscillating plates, Helmholtz resonators. Sound insulation, rating of air-born and structure-born sound insulation. 6. Air-born sound insulation, Watter’s method. Impact sound insulation of building constructions. Daylighting: 7. Solar radiation, insolation, requirements for insolation. 8. Light and photometry. Methods of evaluation of daylighting in buildings, Daniljuk’s nomograms. 9. Waldram’s diagram, BRS nomograms, average daylight factor. 10. Daylight simulation software. 11. Summary, importance of acoustics, daylighting and insolation for building design.

Exercise

26 hod., compulsory

Teacher / Lecturer

prof. Ing. Jitka Mohelníková, Ph.D.

Syllabus

Acoustics: 1. Introduction, sound waves, octave bands, frequences. 2. Sound pressure, power and intensity levels. 3. Equivalent noise level, noise histogram. 4. Noise reduction due to distance, green bushes and walls. Noise reduction due to wide barrier. 5. Reverberation time of a room. Recommendations for the room finishings because of the reverberation time reduction. 6. Air-borne sound insulation of a building construction. Sound reduction index of a simple wall determined according to the Watter’s method. 7. Impact-sound insulation of a building construction. Daylighting: 8. Assessment of a building insolation, shading diagram. 9. Evaluation of a room daylighting with Daniljuk’s nomograms. 10. Daylight simulation in software WDLS. 11. Preliminary report of noise, insolation and daylight conditions in a selected building.