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I.S. EN 62256:2017

Current

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

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.

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

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

DevelopmentNote
For CENELEC adoptions of IEC publications, please check www.iec.ch to be sure that you have any corrigenda that may apply. (01/2017)
DocumentType
Standard
Pages
170
PublisherName
National Standards Authority of Ireland
Status
Current

Standards Relationship
EN 62256:2017 Identical

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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