<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The paper deals with simulating the circumstances of switching surge and trigger current at switching-in of the T402 autotransformer recently installed in Križovany, with the tests conducted by means of ATP (Alternative Transient Program) simulation software for simulating transient electromagnetic phenomena. The target has been to determine temporal curves for the most critical surge instances against earth and between the phases and the curves for trigger current with and without surge limiters connected, and to determine by means of simulations the size and statistical frequency of switching surges and based on a controlled switching simulation, to describe the elimination of transient phenomena during the process and in reference to the simulations and to operating manual for the PSD02 Siemens control unit, suggest the required configuration settings for the unit.</p></abstract>

The paper deals with simulating the circumstances of switching surge and trigger current at switching-in of the T402 autotransformer recently installed in Križovany, with the tests conducted by means of ATP (Alternative Transient Program) simulation software for simulating transient electromagnetic phenomena. The target has been to determine temporal curves for the most critical surge instances against earth and between the phases and the curves for trigger current with and without surge limiters connected, and to determine by means of simulations the size and statistical frequency of switching surges and based on a controlled switching simulation, to describe the elimination of transient phenomena during the process and in reference to the simulations and to operating manual for the PSD02 Siemens control unit, suggest the required configuration settings for the unit.

Controlled Switching of the T402 Transformer in the Križovany 400kV Substation

Faculty of Electrical Engineering and Information Technology, Slovak University of Technology in Bratislava, Ilkovičova 3, 812 19 Bratislava

Journal of Electrical Engineering

{"article-title":"Controlled Switching of the T402 Transformer in the Križovany 400kV Substation"}

The paper deals with simulating the circumstances of switching surge and trigger current at switching-in of the T402 autotransformer recently installed in...

Controlled Switching of the T402 Transformer in the Križovany 400kV Substation

Published Online: Jun 07, 2011

Page range: 11 - 19

DOI: https://doi.org/10.2478/v10187-010-0002-y

Keywords
switching surge, trigger current, substation, transformer, T402 transformer, EMTP - ATP, Križovany, surge current

This content is open access.

Controlled Switching of the T402 Transformer in the Križovany 400kV Substation

Published Online: Jun 07, 2011

Page range: 11 - 19

DOI: https://doi.org/10.2478/v10187-010-0002-y

Keywordsswitching surge, trigger current, substation, transformer, T402 transformer, EMTP - ATP, Križovany, surge current

This content is open access.

Keywords
switching surge, trigger current, substation, transformer, T402 transformer, EMTP - ATP, Križovany, surge current