問題一覧
1
Hearing conditions in any auditorium are considerably affected by purely architectural considerations like:
1.Shape 2.Layout of boundary surfaces 3.Dimensions 4.Seating arrangements 5.Volume 6.Audience Capacity
2
Creep
3
Types of absorbers
Porous absorber, panel absorber, resonator
4
Focusing
5
1
reflected
6
Reflected
7
The actual design of music performance space is a very complex procedure involving extensive calculations of
absorption, reverberation time, ray diagramming, juggling materials, dimensions, and wall angles
8
Sound diffusion shape
convex
9
2
free field
10
2
7-10m
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2
transmitted
12
Transmitted
13
4
diffracted
14
3
reverberant field
15
An auditorium is a room, usually large, designed to be occupied by an audience which includes any room intended for:
1.Listening to music including theaters 2.Churches 3.Classrooms 4.Meeting halls
16
1
near field
17
Main types of auditorium
For speech, for music, multi-purpose
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In room acoustics we are mainly concerned with three types of sound sources:
Human voice, Musical Instrument, Technical and other miscellaneous noise sources
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Absorbed
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Multi-purpose
town hall
21
?
useful reflector
22
Sound diffusion shape
inclined flat
23
For speech
law court, lecture theatre, conference hall
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3
absorbed
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For music
concert hall, Music practice room
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Diffracted
27
Sound diffusion shape
horizontal flat
28
1
echo zone