Dissolved gas analysis (DGA) in oil filled transformers

Standard duration

 

1 day - The duration of the course can vary based on the training needs of the customer

Participation fee

The price depends on the number of participants, the location (at Sea Marconi or at the headquarters of the customer). The participation fee includes training materials, coffee breaks, lunch, transfers (in the case of practice sessions at an external site)

Course location

 

Campus Sea Marconi (via Ungheria 20, Collegno (Turin) - Italy). This course can also be organized at the customer's headquarters

Course Content

 

  • Basic concepts of the transformers and maintenance strategies
  • Normative requirements
  • Gas formation mechanisms
  • Classification of the failure modes
  • Analysis of interpretive criteria (The triangle of Duval) - IEC 60599
  • interpretation criteria according to IEEE (TDCG, Doernerburg, Rogers)
  • Typical values ​​of concentration - IEC 60599 and IEEE
  • Typical rates of increase - IEC 60599 and IEEE
  • Characteristic ratios - IEC 60599
  • Interpretation of gas from the Buchholz relay, switches, insulators, etc.
  • Degradation of Kraft paper and gas formation
  • Factors of aging of the insulation system: oxygen concentration, concentration of carbon oxides id and temperature
Course on the Analysis of Dissolved Gases (DGA)
Course on the Analysis of Dissolved Gases (DGA)
Course on the Analysis of Dissolved Gases (DGA)

Trainer

Dr. Riccardo Maina

Riccardo Maina comes from Turin, where he was born April 7, 1971 and has a degree in Chemistry in July 1996.
Specializing in analytical chemistry and instrumental, after an experience of R&D in the field of surface coatings, he began work at Sea Marconi Technologies in 2001, where he currently holds the position of laboratory manager and is in charge of the diagnostic of insulating fluids. He is active in the regulatory and research groups IEC TC 10 and SC Cigre 01 and 01, where he contributes to the development of analytical methods and diagnostic guides. He has received the IEC 2007 Award for his contributions in the field of studies on the insulating fluids and their chemical properties.
Author of articles published in IEEE Transaction or in other international contexts, currently his work is primarily concerned with the development of artificial intelligence systems for automatic diagnostics using diagnostic algorithms for condition assessment.

How it works

Theoretical session with supporting Power Point presentations Practical session in the laboratory.

Training materials

Copy of the Power Point presentations (printed and online), certificate of participation

Who should not miss

Managers of electric fleets, manufacturers, service providers, Risk Managers, engineers, utilities, consultants, researchers (in electrical, environmental and technical fluids), asset managers, insurance companies, maintenance technicians, engineers involved in the management of high voltage plants, managers and laboratory technicians.

Language

 

Also available in English and French. The course can be deliverd in other languages ​​through an interpreter chosen by Sea Marconi or the customer

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Published: 2011-08-04

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