Ivan Yatchev

20210102-02
Influence of the middle pole shape on the force characteristic of an actuator with Т-shaped armature
Ivan Hadzhiev, Dian Malamov, Iosko Balabozov, Ivan Yatchev

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In the paper, a study of the influence of the middle pole shape on the static force characteristic of a direct-current solenoid actuator with T-shaped armature is presented. For this purpose, computer models of the actuator ...  read more

20181112-01
Analysis of typical faults in the real grid of 22 kV Roha town feeder (India)
Vikas Gaikwad, Angel Tcolov, Ivan Yatchev

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The fault analysis and evaluation of fault voltage and current in the power system network is very important for a stable and reliable operation of the power system. In the present paper, a study of various reasons for faults ...  read more