E-lesson

Design of power transformers – e-lesson #14: Efficiency, voltage drop & PEI

In the e-lesson #14 of the DoPT course authored and host Aleksandar Lojpur talks about Efficiency, voltage drop & PEI. Join us on 12 July 2023, at 2PM CET.

Master’s level
Master’s level

Master's level

In the e-lesson #14 in the Design of power transformers course, course authored and host Mr. Aleksandar Lojpur talks about Efficiency, voltage drop & PEI. The lesson will be held on 12 July 2023, at 2PM CET.

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The topics this e-lesson tackles are:

  • Efficiency for a specified load
  • Peak efficiency index (PEI)
  • Link between sustainability,  losses optimization and “Total Cost of Ownership” (TCO)
  • Calculation of voltage drop for a specified load

The e-lesson is presented on the Master’s level and after the live broadcast, it stays available on demand.

About the author

Alekasndar Lojpur picture - 300 x 300

Aleksandar Lojpur

Aleksandar Lojpur is a Master of Electrical Engineering, having obtained the degree at the Faculty of Electrical Engineering and Computing at the University of Zagreb, Croatia.

In the period from 2014 to 2021 he performed the duty of Head of Electrical design at the Končar Power Transformers Ltd., a joint venture of Siemens Energy AG and Končar, while from 2019 to 2020 he was a lecturer at the Postgraduate Specialist Study in Transformers – Transformer Design at the University of Zagreb, Faculty of Electrical Engineering and Computing.

His most notable projects include 200 MVA autotransformer with phase shift regulation for Croatia; 560 MVA, 550 kV single phase autotransformer for USA; 1,000 MVA, 420 kV autotransformer for Norway; 240 MVA, 275 kV ester-filled autotransformer for the UK; 400 MVA, 245 kV split winding network transformer, SC-tested for the Netherlands.