HYDRAULIC TURBINES, STORAGE PUMPS AND PUMP-TURBINES - TENDERING DOCUMENTS - PART 3: GUIDELINES FOR TECHNICAL SPECIFICATIONS FOR PELTON TURBINES
International Electrotechnical Committee
0. Introduction to technical specifications
1. Scope
2. Reference documents
3. Technical requirements
3.1 Scope of work
3.2 Limits of the contract
3.3 Supply by Employer
3.4 Design conditions
3.5 Technical performance and other guarantees
3.6 Mechanical design criteria
3.7 Design documentation
3.8 Materials and construction
3.9 Shop inspection and testing
4. Technical specifications for fixed/embedded components
4.1 Manifold
4.2 Turbine housing
5. Technical specifications for stationary/removable
components
5.1 Branch pipe (including intake pipe and nozzle pipe)
5.2 Upper turbine housing (if not embedded)
5.3 Turbine cover
5.4 Brake jet assembly
6. Technical specifications for injector/deflector system
6.1 Injector system
6.2 Deflector system
7. Technical specifications for rotating parts, guide
bearings and seals
7.1 Runner
7.2 Main shaft
7.3 Turbine guide bearing
7.4 Main shaft seal (if necessary)
7.5 Standstill maintenance seal (if necessary)
8. Technical specifications for thrust bearing (when
specified as part of the hydraulic machine)
8.1 Design data
8.2 Bearing support
8.3 Bearing assembly
8.4 Oil injection pressure system
9. Technical specifications for miscellaneous components
9.1 Walkways, access platforms and stairs
9.2 Lifting fixtures
9.3 Special tools
9.4 Standard tools
9.5 Turbine pit hoist
9.6 Nameplate
9.7 Runner cart and rails (if required)
9.8 Access door to turbine housing interior
(if required)
10. Technical specifications for auxiliary systems
10.1 Bearing lubrication system
10.2 Cooling water system for runner
10.3 Tailwater air admission system
10.4 Turbine pit drainage
11. Technical specifications for instrumentation
11.1 Controls
11.2 Indication
11.3 Protection
12. Spare parts
13. Model acceptance tests
14. Site installation and commissioning tests
14.1 General
14.2 Installation procedures
14.3 Commissioning tests
15. Field acceptance tests
15.1 Scope and reports
15.2 Inspection of cavitating pitting
Helps in the preparation of Tendering Documents and Tendering proposals and in the evaluation of tenders for hydraulic machines. This part gives guidelines for Pelton turbines.
| Document Type | Standard |
| Status | Current |
| Publisher | International Electrotechnical Committee |
| Committee | TC 4 |
