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  • UNI ISO 21940-13 : 2012

    Current The latest, up-to-date edition.

    MECHANICAL VIBRATION - ROTOR BALANCING - PART 13: CRITERIA AND SAFEGUARDS FOR THE IN-SITU BALANCING OF MEDIUM AND LARGE ROTORS

    Available format(s): 

    Language(s): 

    Published date:  21-11-2012

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    Foreword
    Introduction
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 In-situ balancing
    5 Criteria for performing in-situ balancing
    6 Safeguards
    7 Measurements
    8 Operational conditions
    9 Reporting
    Annex A (normative) - Precautions and safeguards for
            specific machine types during in-situ balancing
    Annex B (informative) - Example of an in-situ balancing
            report for a boiler fan <= 1 MW
    Annex C (informative) - Example of an in-situ balancing
            report for a large > 50 MW turbine generator set
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes procedures to be adopted when balancing medium and large rotors installed in their own bearings on site.

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

    Committee CT 2
    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Current

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

    ISO 13373-1:2002 Condition monitoring and diagnostics of machines — Vibration condition monitoring — Part 1: General procedures
    ISO 1940-1:2003 Mechanical vibration Balance quality requirements for rotors in a constant (rigid) state Part 1: Specification and verification of balance tolerances
    ISO 1925:2001 Mechanical vibration Balancing Vocabulary
    ISO 2954:2012 Mechanical vibration of rotating and reciprocating machinery — Requirements for instruments for measuring vibration severity
    ISO 10817-1:1998 Rotating shaft vibration measuring systems Part 1: Relative and absolute sensing of radial vibration
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