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    I.S. EN 62256:2017

    Current The latest, up-to-date edition.

    HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES - REHABILITATION AND PERFORMANCE IMPROVEMENT

    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
    FOREWORD
    INTRODUCTION
    1 Scope
    2 Normative references
    3 Terms, definitions and nomenclature
    4 Reasons for rehabilitating
    5 Phases of a rehabilitation project
    6 Scheduling, cost analysis and risk analysis
    7 Assessment and determination of scope of the work
    8 Hydraulic design and performance testing options
    9 Specifications
    Annex A (informative) - Check-list for evaluation of existing
            turbine
    Annex B (informative) - Assessment examples
    Annex C (informative) - Checklist for evaluation of related
            equipment
    Bibliography

    Abstract - (Show below) - (Hide below)

    Defines turbines, storage pumps and pump-turbines of all sizes and of the following types: - Francis; - Kaplan; - Propeller; - Pelton (turbines only); and - Bulb turbines.

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

    Development Note For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
    Document Type Standard
    Publisher National Standards Authority of Ireland
    Status Current

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

    IEC 60545:1976 Guide for commissioning, operation and maintenance of hydraulic turbines
    IEC TR 61366-3:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering documents - Part 3: Guidelines for technical specifications for Pelton turbines
    IEC TR 61364:1999 Nomenclature for hydroelectric powerplant machinery
    IEC TR 61366-1:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 1: General and annexes
    IEC TR 61366-6:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 6: Guidelines for technical specifications for pump-turbines
    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 10816-5:2000 Mechanical vibration Evaluation of machine vibration by measurements on non-rotating parts Part 5: Machine sets in hydraulic power generating and pumping plants
    IEC 62364:2013 Hydraulic machines - Guide for dealing with hydro-abrasive erosion in Kaplan, Francis and Pelton turbines
    IEC 60193:1999 Hydraulic turbines, storage pumps and pump-turbines - Model acceptance tests
    IEEE 810-2015 IEEE Standard for Hydraulic Turbine and Generator Shaft Couplings and Shaft Runout Tolerances
    IEC 60041:1991 Field acceptance tests to determine the hydraulic performance of hydraulic turbines, storage pumps and pump-turbines
    ISO 7919-5:2005 Mechanical vibration Evaluation of machine vibration by measurements on rotating shafts Part 5: Machine sets in hydraulic power generating and pumping plants
    IEC TR 61366-2:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 2: Guidelines for technical specifications for Francis turbines
    ASTM E 125 : 1963 : R2003 Standard Reference Photographs for Magnetic Particle Indications on Ferrous Castings
    ASTM E 709 : 2015 : REDLINE Standard Guide for Magnetic Particle Testing
    IEC TR 61366-4:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 4: Guidelines for technical specifications for Kaplan and propeller turbines
    AWS D1.1/D1.1M : 2015 STRUCTURAL WELDING CODE-STEEL
    IEC TR 61366-7:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 7: Guidelines for technical specifications for storage pumps
    IEC TR 61366-5:1998 Hydraulic turbines, storage pumps and pump-turbines - Tendering Documents - Part 5: Guidelines for technical specifications for tubular turbines
    IEC 62097:2009 Hydraulic machines, radial and axial - Performance conversion method from model to prototype
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