• NF EN 60609-2 : 2000

    Current The latest, up-to-date edition.

    CAVITATION PITTING EVALUATION IN HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES - PART 2: EVALUATION IN PELTON TURBINES

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    Language(s): 

    Published date:  12-01-2013

    Publisher:  Association Francaise de Normalisation

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

    Foreword
    Introduction
    1 General
      1.1 Scope and object
      1.2 Excluded topics
      1.3 Normative reference
    2 Terms, symbols and definitions
      2.1 Units
      2.2 List of terms
      2.3 Location and type of damage to Pelton buckets
    3 Nature and extent of cavitation pitting guarantees
      3.1 Period of guarantee
      3.2 Definition of the amount of cavitation pitting
      3.3 Operating ranges and duration of operation
          3.3.1 Reference duration of operation
          3.3.2 Actual duration of operation
          3.3.3 Special conditions
    4 Test procedure
      4.1 Cavitation pitting repair during the guarantee
          period
      4.2 Measurement and calculation of the amount of
          cavitation pitting
    5 Computation of results
      5.1 Fulfilment of the guarantee
    Annex A (normative) Examples of amounts of cavitation
                          pittings
    Annex B (informative) Bibliography
    Annex ZA (normative) Normative references to international
                          publications with their corresponding
                          European publications

    Abstract - (Show below) - (Hide below)

    Provides a basis for formulating guarantees on cavitation pitting on Pelton turbine runners, in addition to the measuring and evaluating of the amount of cavitation pitting on Pelton turbine runners of a specific turbine, specified in the contract by power, specific hydraulic energy of machine (head), rotational speed, material, operation, and so on.

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    Development Note Indice de Classement: C55409-2
    Document Type Standard
    Publisher Association Francaise de Normalisation
    Status Current
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