UNE-EN ISO 10846-4:2004
Current
The latest, up-to-date edition.
Acoustics and vibration - Laboratory measurement of vibro-acyustic transfer properties of resilient elements - Part 4: Dynamic stiffness of elements other than resilient supports for translatory motion (ISO 10846-4:2003)
Hardcopy , PDF
Spanish, Castilian, English
05-03-2004
Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Principles
5 Test arrangements
5.1 General
5.2 Local coordinate systems
5.3 Test rig components
5.4 Suppression of unwanted vibrations
6 Criteria for adequacy of the test arrangement
6.1 Frequency range
6.2 Measurement of blocking force in the direct method
6.3 Determination of upper frequency limit f[3] in the
indirect method
6.4 Flanking transmission
6.5 Unwanted input vibrations
6.6 Accelerometers
6.7 Force transducers
6.8 Summation of signals
6.9 Analysers
7 Test procedures
7.1 Installation of the test elements
7.2 Selection of force measurement system and force
distribution plates
7.3 Mounting and connection of accelerometers
7.4 Mounting and connection of the vibration exciter
7.5 Source signal
7.6 Measurements
7.7 Test for linearity
8 Evaluation of test results
8.1 Evaluation of dynamic transfer stiffness for direct
method
8.2 Calculation of dynamic transfer stiffness for indirect
method
8.3 One-third-octave-band values of the frequency-averaged
dynamic transfer stiffness
8.4 Presentation of one-third-octave-band results
8.5 Presentation of narrow-band data
9 Information to be recorded
10 Test report
Annex A (informative) Transfer stiffness related to rotatory
vibration components
Bibliography
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