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    I.S. EN ISO 18125:2017

    Current The latest, up-to-date edition.

    SOLID BIOFUELS - DETERMINATION OF CALORIFIC VALUE (ISO 18125:2017)

    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
    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Principle
    5 Reagents
    6 Apparatus
    7 Preparation of test sample
    8 Calorimetric procedure
    9 Calibration
    10 Gross calorific value
    11 Performance characteristics
    12 Calculation of net calorific value at
       constant pressure
    13 Test report
    Annex A (normative) - Adiabatic bomb calorimeters
    Annex B (normative) - Isoperibol and static-jacket
            bomb calorimeters
    Annex C (normative) - Automated bomb calorimeters
    Annex D (informative) - Checklists for the design and
            procedures of combustion experiments
    Annex E (informative) - Examples to illustrate the main
            calculations used in this document when an
            automated bomb calorimeter is used for
            determinations
    Annex F (informative) - List of symbols used in this
            document
    Annex G (informative) - Default values of most used
            solid biofuels for the calculations of calorific values
    Annex H (informative) Flow chart for a routine calorific
            value determination
    Bibliography
    Index

    Abstract - (Show below) - (Hide below)

    Defines a method for the determination of the gross calorific value of a solid biofuel at constant volume and at the reference temperature 25 degrees C in a bomb calorimeter calibrated by combustion of certified benzoic acid.

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

    Development Note Supersedes I.S. EN 14918. (06/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current
    Supersedes

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

    ISO 14780:2017 Solid biofuels — Sample preparation
    ISO 1928:2009 Solid mineral fuels Determination of gross calorific value by the bomb calorimetric method and calculation of net calorific value
    ISO 16559:2014 Solid biofuels Terminology, definitions and descriptions
    ISO 16948:2015 Solid biofuels Determination of total content of carbon, hydrogen and nitrogen
    ISO 18134-3:2015 Solid biofuels — Determination of moisture content — Oven dry method — Part 3: Moisture in general analysis sample
    ISO 10304-1:2007 Water quality Determination of dissolved anions by liquid chromatography of ions Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
    ISO 18122:2015 Solid biofuels — Determination of ash content
    ISO 18135:2017 Solid Biofuels — Sampling
    ISO 18134-2:2017 Solid biofuels — Determination of moisture content — Oven dry method — Part 2: Total moisture — Simplified method
    ISO 651:1975 Solid-stem calorimeter thermometers
    ISO 16994:2016 Solid biofuels — Determination of total content of sulfur and chlorine
    ISO 652:1975 Enclosed-scale calorimeter thermometers
    ISO 17225-1:2014 Solid biofuels Fuel specifications and classes Part 1: General requirements
    ISO 18134-1:2015 Solid biofuels — Determination of moisture content — Oven dry method — Part 1: Total moisture — Reference method
    ISO 16993:2016 Solid biofuels — Conversion of analytical results from one basis to another
    View more information

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