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  • UNI ISO 11342 : 2010

    Withdrawn A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.

    MECHANICAL VIBRATION - METHODS AND CRITERIA FOR THE MECHANICAL BALANCING OF FLEXIBLE ROTORS

    Available format(s): 

    Withdrawn date:  13-12-2017

    Language(s): 

    Published date:  31-12-2009

    Publisher:  Ente Nazionale Italiano di Unificazione (UNI)

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

    1 Scope
    2 Normative references
    3 Definitions
    4 Fundamentals of flexible rotor dynamics and balancing
    5 Rotor configurations
    6 Procedures for balancing flexible rotors at low speed
    7 Procedures for balancing flexible rotors at high speed
    8 Evaluation criteria
    9 Evaluation procedures
    Annex A (informative) - Cautionary notes concerning rotors
      on site
    Annex B (informative) - Optimum planes balancing -
      Low-speed three-plane balancing
    Annex C (informative) - Conversion factors
    Annex D (informative) - Calculation of equivalent mode
      residual unbalance
    Annex E (informative) - Procedure to determine if a rotor is
      rigid or flexible
    Annex F (informative) - Example - Permissible equivalent
      modal unbalance calculations
    Annex G (informative) - A method of computation of unbalance
      correction
    Annex H (informative) - Definitions from ISO 1925:1990 and
      ISO 1925:1990/Amd 1:1995 relating to flexible rotors
    Annex I (informative) - Bibliography

    Abstract - (Show below) - (Hide below)

    Provides typical flexible rotor configurations in accordance with their characteristics and balancing requirements, explains balancing procedures, ascertains methods of assessment of the final state of unbalance, and presents guidance on balance quality criteria.

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

    Document Type Standard
    Publisher Ente Nazionale Italiano di Unificazione (UNI)
    Status Withdrawn

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

    ISO 2953:1999 Mechanical vibration Balancing machines Description and evaluation
    ISO 10814:1996 Mechanical vibration Susceptibility and sensitivity of machines to unbalance
    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 2041:2009 Mechanical vibration, shock and condition monitoring Vocabulary
    ISO 8821:1989 Mechanical vibration Balancing Shaft and fitment key convention
    ISO 1925:2001 Mechanical vibration Balancing Vocabulary
    ISO 1940-2:1997 Mechanical vibration Balance quality requirements of rigid rotors Part 2: Balance errors
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