ČSN EN 62256 ed. 2 (085022) Aktuální vydání

Anotace obsahu normy

This document covers turbines, storage pumps and pump-turbines of all sizes and of the following types:
Francis;
Kaplan;
propeller;
Pelton (turbines only);
bulb turbines.
This document also identifies without detailed discussion, other powerhouse equipment that could affect or be affected by a turbine, storage pump, or pump-turbine rehabilitation.
The object of this document is to assist in identifying, evaluating and executing rehabilitation and performance improvement projects for hydraulic turbines, storage pumps and pump-turbines. This document can be used by owners, consultants, and suppliers to define:
needs and economics for rehabilitation and performance improvement;
scope of work;
specifications;
evaluation of results.
This document is intended to be:
an aid in the decision process;
an extensive source of information on rehabilitation;
an identification of the key milestones in the rehabilitation process;
an identification of the points to be addressed in the decision processes.
This document is not intended to be a detailed engineering manual nor a maintenance document.