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    I.S. EN ISO 19226:2020

    Current The latest, up-to-date edition.

    Nuclear energy - Determination of neutron fluence and displacement per atom (dpa) in reactor vessel and internals (ISO 19226:2017)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-03-2020

    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)

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Transport theory calculational models
    5 Reactor pressure vessel neutron dosimetry measurements
    6 Comparison of calculations with measurements
    7 Determination of the best-estimate fluence
    8 Calculational methods for dpa and gas production
    Bibliography

    Abstract - (Show below) - (Hide below)

    This document provides a procedure for the evaluation of irradiation data in the region between the reactor core and the inside surface of the containment vessel, through the pressure vessel and the reactor cavity, between the ends of active fuel assemblies, given the neutron source in the core.

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

    Committee TC 85
    Document Type Standard
    Product Note The date of any NSAI previous adoption may not match the date of its original CEN/CENELEC document.
    Publisher National Standards Authority of Ireland
    Status Current
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