Basics Room Acoustics
By: Acoustical Engineer, Peter Heringa, from PUM Program, Holland.
San Pedro Sula, Honduras.
26 de Febrero 2013 en la Plaza Comercial BioclimĂĄtica Techos Verdes.
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Architect and vision
Climate considerations
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The ear and it´s properties
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Sound Pressure
Sound Pressure Levels
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Sound Waves
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Sound Mirror Sources The angle of incidence is the same as the angle of reflection.
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General contents:
• • •
Hall´s, acoustical criteria Hall´s Examples Fun of the design process
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Basic Acoustic Properties
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Reverberation time
V= volume A= absorption www.techosverdes.net
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Speech Intelligibility (understandability)
• •
Short reverberation time Signal to noise ratio
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Musical acoustics
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Ensemble conditions. Ceiling reflections for hearing each other Blend by walls around the musicians
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Building types for performances Natural sounds
Amplified sounds
Musical
Rock concerts
Theatre
Jazz concerts
Opera
Assembly Halls
Double purpose Music + Theatre
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Theatre Section cat walk
control booth miĂŠrcoles 06 de marzo de 2013
balconies
seating area
fly tower
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orchestra pit
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Theatre, fly tower section
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The Royal Theatre of The Hague, Holland. 2800 mÂł 675 persons T= <1 Sec
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Sound design for Theatre Halls:
• • • •
Reverberation time 1s or lower Maximum listening distance: 20 mts. Good sound lines Reflections
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Concert Hall Lucerne, Switzerland
20,000 mÂł T= 2 sec. www.techosverdes.net
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Vereeniging Concert Hall, Nijmegen, Holland 13 000 mÂł, 1 200 persons, T 2,1 sec miĂŠrcoles 06 de marzo de 2013
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Concert Building at Amsterdam, Holland 19 500mÂł, 2 100 persons,T 2,2 sec miĂŠrcoles 06 de marzo de 2013
Acoustical laboratory IRCAM, Paris, France Variable acoustics
280-400 mÂł 0,8-4,5s 280-400 persons www.techosverdes.net miĂŠrcoles 06 de marzo de 2013
Double purpose Music + Theatre De Spiegel, Zwolle, Holland
3,500 to 11,000 mÂł T= 0.9 and 2 sec. www.techosverdes.net
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Lyon Opera House, France 6,500 mÂł 1100 persons T= 1.3 sec. www.techosverdes.net
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Sound design criteria for Opera Halls:
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Reverberant volume The orchestra pit influence on music Balance music-vocals
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Sava Centar Belgrade Yugoslavia/Servia
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20,000 to 31,000 mÂł T= 1.3 to 2 sec
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Congress Hall Mecc Maastricht Holland 11,000 mÂł 1 060 persons T= 1.2 sec
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Sound design criteria for Congress Halls: Short reverberation time • • Good conditions for sound amplification
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Rock Music
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Rock music Hall Amstelveen Holland 0,9s
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Stadium ArenA Amsterdam Holland used for Rock
1,250,000 mÂł, 50,000 - 70,000 persons 4s miĂŠrcoles 06 de marzo de 2013
Sound design criteria for Rock music halls:
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Close to outdoor conditions Little blend for musicians
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Jazz Hall BIM Amsterdam Holland 1500 m3 0,8s
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The fun of the design process:
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Hall´s use decisions Basic dimensions Personalized customer´s preferences
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Seating
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Sight lines and sound lines
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Acoustic properties of finishings
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Acoustic properties of finishings
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Integrating architecture and acoustics
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Lights and acoustic treatment
Windows, light and sound diffusion www.techosverdes.net
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Sound Insulation
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Cinema
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Metropool, Rock Music Halls, Holland miĂŠrcoles 06 de marzo de 2013
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Architecture and sound insulation combined
Rehearsal Rooms
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Amphitheatre design at Techos Verdes in Hacienda Tara. Initial layout
Design: Arch. Angela Stassano Drawings by: Ana DĂaz
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Initial layout
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Design: Arch. Angela Stassano Drawings by: Ana DĂaz
Amphitheatre design at Techos Verdes in Hacienda Tara.
A1
A-301-02
Acoustical Evolved layout
MUSICIANS BOX 0+ 1.10 N.P.T.
CENTRAL STAGE
20.07
0+ 0.10 N.P.T.
A1
A-301-02
23.36
1 ARCHITECTURAL PLAN ESCALA
Design: Arch. Angela Stassano www.techosverdes.net miércoles 06 de marzo de 2013
1:100
Drawings by: Ana Díaz
Amphitheater design at Techos Verdes in Hacienda Tara. Render of the Acoustical Evolved layout
Design: Arch. Angela Stassano Drawings by: Ana DĂaz www.techosverdes.net miĂŠrcoles 06 de marzo de 2013
1 MUSIC ESCALA
1:75
2 MUSIC ESCALA
Design: Arch. Angela Stassano
Drawings by: Ana Díaz
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1:75
5.2 1.1 8.49
1 SECTION -A1 ESCALA
1:75
1 CINEMA ESCALA
Design: Arch. Angela Stassano
Drawings by: Ana Díaz
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1:75
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Last tip...from Peter
I hope you will enjoy integrating all the bioclimatic elements in your designs. miĂŠrcoles 06 de marzo de 2013