BS EN 60609-2:1999
Current
The latest, up-to-date edition.
Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump turbines Evaluation in Pelton turbines
Hardcopy , PDF
English
15-02-1998
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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
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.
| Committee |
MCE/15
|
| DevelopmentNote |
Renumbers and supersedes BS IEC 60609-2. 1999 version incorporates amendment 15739 to BS IEC 60609-2. Supersedes 95/701796 DC. (04/2006)
|
| DocumentType |
Standard
|
| Pages |
22
|
| PublisherName |
British Standards Institution
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN 60609-2:1999 | Identical |
| NBN EN 60609-2 : 2001 | Identical |
| IEC 60609-2:1997 | Identical |
| I.S. EN 60609-2:2000 | Identical |
| UNE-EN 60609-2:1999 | Identical |
| SN EN 60609-2 : 1999 | Identical |
| NF EN 60609-2 : 2000 | Identical |
| IEC TR 61364:1999 | Nomenclature for hydroelectric powerplant machinery |
| IEC 60041:1991 | Field acceptance tests to determine the hydraulic performance of hydraulic turbines, storage pumps and pump-turbines |
| IEC 60609:1978 | Cavitation pitting evaluation in hydraulic turbines, storage pumps and pump-turbines |
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