ASA S12.11 2013 Part2
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ANSI/ASA S12.11- 2013/Part 2 / ISO 10302-2:2011 (R2018) American National Standard Acoustics – Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices – Part 2: Structure-borne vibration measurements (a nationally adopted international standard)
| Published By | Publication Date | Number of Pages |
| ASA | 2013 | 40 |
None
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 11 | 1 Scope 2 Normative references |
| 12 | 3 Terms and definitions 4 Descriptors |
| 13 | 5 Measurement uncertainty 6 Design and performance requirements for test fixture 6.1 Basic design |
| 14 | 6.2 Damped panel 6.3 Mounting area |
| 15 | 7 Installation 7.1 Orientation of the AMD 7.2 Mounting of the AMD 7.3 Damped panel opening 8 Operation of AMDs 8.1 Input power |
| 16 | 8.2 Points of operation 9 Instrumentation 9.1 Plenum pressure measurements 9.2 Accelerometer and accelerometer system |
| 17 | 9.3 Signal conditioners 9.4 Analyzer 9.5 Basic calibration 10 Measurement procedure 10.1 Preparation 10.2 Operational test for AMD |
| 18 | 10.3 Operational calibration 10.4 Measurement |
| 19 | 10.5 Corrections for background acceleration levels |
| 20 | 10.6 Accelerometer mounting |
| 21 | 10.7 Accelerometer cable 10.8 Accelerometer locations 10.9 Data acquisition time |
| 22 | 11 Test report 11.1 Information to be recorded |
| 23 | 11.2 Information to be reported |
| 24 | Annex A (informative) Suggested data format for presentation |
| 29 | Annex B (informative) Recommended voltages for testing AMDs that operate with variable speeds B.1 Background of measurement B.2 Recommended procedure |
| 30 | © 2013 Acoustical Society of America ii – All rights reserved Annex C (informative) Sample specification of AMD structure-borne vibratory acceleration levels C.1 Recommended specification format C.2 Optional specification format C.3 Determination of specification values |
| 31 | Annex D Guidance on the development of information on measurement uncertainty D.1 General D.2 Model function |
| 32 | D.3 Input quantities and their contributions to measurement uncertainty |
| 34 | D.4 Uncertainty budget |
| 35 | D.5 Combined standard uncertainty and expanded uncertainty |
