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    I.S. EN 14792:2017

    Current The latest, up-to-date edition.

    STATIONARY SOURCE EMISSIONS - DETERMINATION OF MASS CONCENTRATION OF NITROGEN OXIDES - STANDARD REFERENCE METHOD: CHEMILUMINESCENCE

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2017

    Publisher:  National Standards Authority of Ireland

    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.

    Dates of withdrawal of national standards are available from NSAI.

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

    National Foreword
    European foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Symbols and abbreviations
    5 Principle
    6 Description of the measuring system
    7 Performance characteristics of the SRM
    8 Suitability of the measuring system to the measurement task
    9 Field operation
    10 Ongoing quality control
    11 Expression of results
    12 Equivalence of an alternative method
    13 Measurement report
    Annex A (informative) - Validation of the method in the field
    Annex B (informative) - Sampling and conditioning configurations
    Annex C (normative) - Determination of conversion efficiency
    Annex D (informative) - Examples of different types of converters
    Annex E (informative) - Calculation of the uncertainty associated
            with a concentration expressed for dry gas and
            at an oxygen reference concentration
    Annex F (informative) - Example of assessment of compliance
            of chemiluminescence method for NO[x] with
            requirements on emission measurements
    Annex G (informative) - Example of correction of data from
            drift effect
    Annex H (informative) - Significant technical changes
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines the standard reference method (SRM) based on the chemiluminescence principle for the determination of the nitrogen oxides (NO[x]) in flue gases emitted to the atmosphere from ducts and stacks.

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

    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

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

    ISO 14956:2002 Air quality Evaluation of the suitability of a measurement procedure by comparison with a required measurement uncertainty
    ISO 5725-6:1994 Accuracy (trueness and precision) of measurement methods and results — Part 6: Use in practice of accuracy values
    EN 15259:2007 Air quality - Measurement of stationary source emissions - Requirements for measurement sections and sites and for the measurement objective, plan and report
    ISO/IEC Guide 99:2007 International vocabulary of metrology Basic and general concepts and associated terms (VIM)
    EN 13284-1:2017 Stationary source emissions - Determination of low range mass concentration of dust - Part 1: Manual gravimetric method
    EN ISO 14956 : 2002 AIR QUALITY - EVALUATION OF THE SUITABILITY OF A MEASUREMENT PROCEDURE BY COMPARISON WITH A REQUIRED MEASUREMENT UNCERTAINTY
    ISO 5725-2:1994 Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method
    EN 14790:2017 Stationary source emissions - Determination of the water vapour in ducts - Standard reference method
    EN 15267-4:2017 Air quality - Certification of automated measuring systems - Part 4: Performance criteria and test procedures for automated measuring systems for periodic measurements of emissions from stationary sources
    ISO/IEC Guide 98-3:2008 Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995)
    EN 14793:2017 Stationary source emissions - Demonstration of equivalence of an alternative method with a reference method
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