Volume 56, Issue 1-2, 2021

20210102-full
Issue 1-2, 2021

ELECTROTECHNICA & ELECTRONICA E+E

Vol. 56. No 1-2/2021
Monthly scientific and technical journal
Published by:
The Union of Electronics, Electrical Engineering and Telecommunications /CEEC/, BULGARIA

20210102-full

C O N T E N T S

TELECOMMUNICATIONS SCIENCE
Seferin Mirtchev, Mircho Mirchev, Georgi Georgiev
Models ...  read more

20210102-01
Models and methods for analysis of the stochastic processes in IP based networks – survey
Seferin Mirtchev, Mircho Mirchev, Georgi Georgiev

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Today, the internet network is in a base to almost any social, educational or economic activity, a true value creator that reshapes the economy and society. In the future, the IP based networks will be even more essential ...  read more

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

20210102-03
Thermal model of bidirectional DC/DC converter
Evgeni Malev

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The purpose of this article is to create and analyze a mathematical model of Isolated full-bridge bidirectional DC/DC converter for electric vehicle application. The article considers and analyzes mathematical models of the ...  read more