UNBALANCED OPERATION OF TRANSFORMERS AND ELECTRICAL ENERGY LOSSES

  • TOADER C.
    POWER SYSTEMS DEPARTMENT, UNIVERSITY POLITEHNICA BUCHAREST, ROMANIA
  • POSTOLACHE P.
    POWER SYSTEMS DEPARTMENT, UNIVERSITY POLITEHNICA BUCHAREST, ROMANIA
  • GOLOVANOV N.
    POWER SYSTEMS DEPARTMENT, UNIVERSITY POLITEHNICA BUCHAREST, ROMANIA
  • FLORICĂU D.
    POWER SYSTEMS DEPARTMENT, UNIVERSITY POLITEHNICA BUCHAREST, ROMANIA

Abstract

In the paper is presented a useful method for electric energy losses evaluation in two-winding transformers. An adequate mathematical model for the case of several transformers working within the same power station is developed, by supposing an unbalanced transformers load.

Cuvinte cheie

unbalance load electrical electrical efficiency electrical power.