Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classes of acoustic insulation
5 Guide to the reduction of noise from pipes
5.1 Required insertion loss: Design phase steps
5.2 Required insertion loss: Operating plants
5.3 Length of acoustic insulation
5.4 Implications for piping design
5.5 Derivation of overall noise reduction
5.6 Typical noise reduction values
6 Construction of typical acoustic insulation systems
6.1 General
6.2 Cladding
6.3 Porous layer
6.4 Support of the cladding
7 Installation
7.1 General
7.2 Extent of insulation
7.3 End caps
7.4 Acoustic enclosures
7.5 Prevention of mechanical damage
8 Combined thermal and acoustic insulation
8.1 General
8.2 Hot services
8.3 Cold services
9 Acoustic insulation construction that meet the insulation
class requirements
9.1 General
9.2 Materials
9.3 Vibration isolation material at pipe supports
10 Testing of acoustic insulation systems
10.1 General
10.2 Measurement method: Reverberation room
10.3 Test facility
10.4 Test specimen
10.5 Measurements
10.6 Results
10.7 Information to be reported
Annex A (informative) - Equations for the calculation
of the minimum required insertion
loss D[W,min] of the insulation
classes
Annex B (informative) - General construction of acoustic
insulation
Annex C (informative) - Examples of typical construction
details
Bibliography