Technical brochure
TB 879 WG A1.44

Guideline on Testing of Turbo and Hydro Generators

The maintenance, inspection and testing of large generators remains one of the most significant costs of asset ownership for electricity generation companies worldwide. Competitive reforms in electricity utility ownership and change in operational practices have imposed significant cost pressures. As a result, in many countries these processes forced utilities to reduce maintenance and inspection frequency and accept greater operating risk, albeit through managed risk assessment and mitigation programs. There is both factual and anecdotal evidence that in some instances the risk envelope is being stretched quite significantly compared to previous practice.

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A1

Rotating electrical machines

This Technical Brochure has been created by a Working Group from the CIGRE Rotating electrical machines Study Committee which is one of CIGRE's 16 domains of work.
The SC is focused on the development of new technologies and the international exchange of information and knowledge in the field of rotating electrical machines, to add value to this information and knowledge by means of synthesizing state-of-the-art practices and developing guidelines and recommendations.

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