NEN EN 12354-6 : 2004
Current
The latest, up-to-date edition.
BUILDING ACOUSTICS - ESTIMATION OF ACOUSTIC PERFORMANCE OF BUILDINGS FROM THE PERFORMANCE OF ELEMENTS - PART 6: SOUND ABSORPTION IN ENCLOSED SPACES
01-12-2013
Foreword
1 Scope
2 Normative references
3 Relevant quantities
3.1 Building performance
3.2 Element performance
3.3 Other terms and quantities
4 Calculation models
4.1 General principles
4.2 Input data
4.3 Determination of the total equivalent absorption area
4.4 Determination of reverberation time
4.5 Interpretations
4.6 Limitations
5 Accuracy
Annex A (normative) List of symbols
Annex B (informative) Sound absorption of materials
B.1 Examples
B.2 Calculation
Annex C (informative) Sound absorption of objects
Annex D (informative) Estimation of irregular spaces and/or
absorption distribution
D.1 Introduction
D.2 Irregular absorption distribution
D.3 Irregularly shaped spaces
Annex E (informative) Calculation example
Bibliography
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