• S.R. CEN/TR 16891:2016

    Current The latest, up-to-date edition.

    RAILWAY APPLICATIONS - ACOUSTICS - MEASUREMENT METHOD FOR COMBINED ROUGHNESS, TRACK DECAY RATES AND TRANSFER FUNCTIONS

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2016

    Publisher:  National Standards Authority of Ireland

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    Table of Contents - (Show below) - (Hide below)

    National Foreword
    European foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and abbreviations
    5 Instrumentation
    6 Installation aspects
    7 Measurement positions
    8 Measured quantities
    9 Test procedure
    10 Data processing
    11 Method to determine the track decay rate from rail vibration
    12 Method to determine the combined roughness from vertical
       railhead vibration
    13 Method to convert roughness from frequency to wavelength domain
    14 Method to determine the rolling noise transfer function
    15 Test report
    16 Uncertainty and grade
    Annex A (informative) - A2 factor, difference between the
            combined roughness and the contact point displacement
    Annex B (informative) - Benchmark examples and background
            Information
    Annex C (informative) - Slope methods
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides method that is used to determine combined wheel-rail roughness and track decay rates from rail vibration during the pass-by of a train.

    General Product Information - (Show below) - (Hide below)

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

    Standards Referencing This Book - (Show below) - (Hide below)

    EN 15461:2008+A1:2010 Railway applications - Noise emission - Characterisation of the dynamic properties of track sections for pass by noise measurements
    ISO 266:1997 Acoustics — Preferred frequencies
    EN 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
    EN ISO 3095:2013 Acoustics - Railway applications - Measurement of noise emitted by railbound vehicles (ISO 3095:2013)
    EN 15610:2009 Railway applications - Noise emission - Rail roughness measurement related to noise generation
    IEC 61260-1:2014 Electroacoustics - Octave-band and fractional-octave-band filters - Part 1: Specifications
    ISO 3095:2013 Acoustics Railway applications Measurement of noise emitted by railbound vehicles
    ISO 5348:1998 Mechanical vibration and shock Mechanical mounting of accelerometers
    EN ISO 266 : 1997 ACOUSTICS - PREFERRED FREQUENCIES (ISO 266:1997)
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