This diploma thesis introduces analysis of automated switchgear in medium voltage distribution network, with consideration in available GSM, GPRS and DMR communication technologies.
First section introduces general architecture of Elektro Ljubljana electrical network, with an emphasis on satisfying of regulated criteria for energy supply quality.
Second section introduces main elements of automated medium voltage network system, their functionality and their modes of operation.
Third section introduces basic connections between distribution control center and automated switchgear. Comparison between circuit-switched data connection and general packet radio service data connection is explained.
Fourth section elaborates possibilities of implementing newest DMR technology in Elektro Ljubljana network. Results of conducted analysis of communication reliability and responsiveness are represented, which exhibit many advantages.
Final section summarizes results of conducted analysis and introduces trends for future development of medium voltage distribution network automation.