I.S. EN 60534-8-1:2005
Current
The latest, up-to-date edition.
INDUSTRIAL-PROCESS CONTROL VALVES - PART 8-1: NOISE CONSIDERATIONS - LABORATORY MEASUREMENT OF NOISE GENERATED BY AERODYNAMIC FLOW THROUGH CONTROL VALVES
Hardcopy , PDF
English
01-01-2005
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Symbols
5 Method A (external sound pressure measurement)
5.1 Test system
5.1.1 Pressure regulating devices
5.1.2 Test specimen
5.1.3 Test section piping
5.1.4 Pressure taps
5.1.5 Acoustic environment
5.1.6 Instrumentation
5.2 Test procedure
5.2.1 Test fluids
5.2.2 Sound level sensor position
5.2.3 Blow-down test limitations
5.2.4 Test data accuracy
5.2.5 Test data
5.2.6 Accuracy
5.3 Data evaluation
6 Method B (internal sound pressure measurement)
6.1 Test system
6.1.1 Pressure regulating devices
6.1.2 Test specimen
6.1.3 Test section piping
6.1.4 Pressure taps
6.1.5 Number of measuring points
6.1.6 Instrumentation for noise measurement
6.2 Testing procedures
6.2.1 Test fluid
6.2.2 Fluid velocity
6.2.3 Background noise
6.2.4 Sound level sensor position
6.2.5 Blow-down test limitations
6.2.6 Test data accuracy
6.2.7 Test data
6.2.8 Accuracy
6.3 Data evaluation
Annex ZA (normative) Normative references to international
publications with their corresponding European
publications
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