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BS ISO 15665:2023

BS ISO 15665:2023

$198.66

Acoustics. Acoustic insulation for pipes, valves and flanges

Published By Publication Date Number of Pages
BSI 2023 52
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PDF Catalog

PDF Pages PDF Title
2 National foreword
7 Foreword
9 1 Scope
2 Normative references
3 Terms and definitions
11 4 Classes of acoustic insulation
14 5 Guidance to the reduction of noise from pipes
5.1 Required insertion loss: design phase steps
5.1.1 Determination of sound pressure levels
15 5.1.2 Evaluation of sound pressure levels against limits
5.1.3 Determination of sound power levels
16 5.1.4 Contribution to noise in reverberant spaces or environmental noise
5.2 Required insertion loss: operating plants
17 5.3 Length of acoustic insulation
5.4 Implications for piping design
19 5.5 Derivation of overall noise reduction
20 5.6 Typical noise reduction values
21 6 Construction of typical acoustic insulation systems
6.1 General
6.2 Cladding
6.2.1 General
22 6.2.2 Materials for the outer layer
6.2.3 Materials for an additional layer
6.2.4 Vibro-acoustic seals
23 6.3 Porous layer
24 6.4 Support of the cladding
6.5 Vibration isolation material at pipe supports
7 Installation
7.1 General
25 7.2 Extent of insulation
7.3 End caps
7.4 Acoustic enclosures and jackets
7.5 Prevention of mechanical damage
26 8 Combined thermal and acoustic insulation
8.1 General
8.2 Hot services
8.3 Cold services
9 Testing of acoustic insulation systems
9.1 General
27 9.2 Measurement method: Field measurement
9.2.1 Sound power insulation, DW
9.2.2 Sound pressure insulation, Dp
28 9.3 Measurement method: reverberation room
9.4 Test facility
9.4.1 Test room
29 9.4.2 Installation
30 9.4.3 Pipe dimensions
9.5 Sound source
9.6 Test specimen
9.7 Measurements
31 9.8 Results
9.9 Information to be reported
33 Annex A (informative) Acoustic insulation constructions that can meet the insulation class requirements
36 Annex B (informative) Equations for the calculation of the minimum required insertion loss DW,min of the insulation classes
37 Annex C (informative) General construction of acoustic insulation
38 Annex D (informative) Examples of typical construction details
50 Bibliography

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BS ISO 15665:2023
$198.66