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ASA S12.11 2013 Part1

ASA S12.11 2013 Part1

$86.13

ANSI/ASA S12.11-2013/Part 1 / ISO 10302-1:2011 (R2018) American National Standard Acoustics – Measurement of airborne noise emitted and structure-borne vibration induced by small air-moving devices – Part 1: Airborne noise measurement (a nationally adopted international standard)

Published By Publication Date Number of Pages
ASA 2013 56
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PDF Catalog

PDF Pages PDF Title
13 1 Scope
2 Normative references
14 3 Terms and definitions
3.1 General definitions
15 3.2 Acoustical definitions
3.3 Aerodynamic definitions
17 4 Limitations of measurement
18 5 Design and performance requirements for test plenum
5.1 General
5.2 Test plenum: main assembly
19 5.3 Mounting panel assembly
5.4 Adjustable exit port assembly
20 5.5 Insertion loss of test plenum
5.6 Instrumentation for static pressure measurement
6 Installation
6.1 Installation of test plenum in test room
21 6.2 Direction of airflow
6.3 Mounting of air-moving device
7 Operation of air-moving device
7.1 Input power
22 7.2 Points of operation (AC and DC air-moving devices
23 8 Measurement procedures
8.1 General
8.2 Microphone positions for measurements in an essentially free field over a reflecting
plane
24 8.3 Preparations for measurements
8.4 Operational test of air-moving device
25 9 Measurement uncertainty
26 10 Information to be recorded
11 Information to be reported
38 Annex A (normative) Micro-fan p-q curve measurement method
A.1 Scope
40 Annex B (informative) Effects of air density
41 Annex C (informative) Data formats for presentation
C.1 General
C.2 Example
45 Annex D (informative) Air-moving device acoustical noise specification
D.1 General
ii © 2013 Acoustical Society of America – All rights reserved
D.2 Specification formats for a single air-moving device
D.3 Specification formats for a lot of air-moving devices
46 Annex E (informative) Guidance on the development of information on measurement
uncertainty
E.1 General
E.2 Model function
48 E.3 Input quantities and their contributions to measurement uncertainty
51 E.4 Uncertainty budget
52 E.5 Combined standard uncertainty and expanded uncertainty

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ASA S12.11 2013 Part1
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