<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The normal life of a transformer is well above 25 years. The economical operation of the distribution system has its roots in the equipments being used. The economy being such, that it is financially advantageous to replace transformers with more than 15 years of service in the second perennial market. Testing of transformer is required, as its an indication of the extent to which a transformer can comply with the customers specified requirements and the respective standards (IEC 60076-3). In this paper, induced over voltage testing on transformers using enhanced Z source inverter is discussed. Power electronic circuits are now essential for a whole array of industrial electronic products. The bulky motor generator set, which is used to generate the required frequency to conduct the induced over voltage testing of transformers is nowadays replaced by static frequency converter. First conventional Z-source inverter, and second an enhanced Z source inverter is being used to generate the required voltage and frequency to test the transformer for induced over voltage test, and its characteristics is analysed.</p></abstract>

The normal life of a transformer is well above 25 years. The economical operation of the distribution system has its roots in the equipments being used. The economy being such, that it is financially advantageous to replace transformers with more than 15 years of service in the second perennial market. Testing of transformer is required, as its an indication of the extent to which a transformer can comply with the customers specified requirements and the respective standards (IEC 60076-3). In this paper, induced over voltage testing on transformers using enhanced Z source inverter is discussed. Power electronic circuits are now essential for a whole array of industrial electronic products. The bulky motor generator set, which is used to generate the required frequency to conduct the induced over voltage testing of transformers is nowadays replaced by static frequency converter. First conventional Z-source inverter, and second an enhanced Z source inverter is being used to generate the required voltage and frequency to test the transformer for induced over voltage test, and its characteristics is analysed.

Induced over voltage test on transformers using enhanced Z-source inverter based circuit

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The normal life of a transformer is well above 25 years. The economical operation of the distribution system has its roots in the equipments being used. The...

Induced over voltage test on transformers using enhanced Z-source inverter based circuit

Published Online: Nov 28, 2017

Page range: 378 - 383

Received: Apr 13, 2017

DOI: https://doi.org/10.1515/jee-2017-0070

Keywords
transformer, motor generator, Z-source inverter, static frequency converter

© 2017 Geno Peter et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Induced over voltage test on transformers using enhanced Z-source inverter based circuit

Published Online: Nov 28, 2017

Page range: 378 - 383

Received: Apr 13, 2017

DOI: https://doi.org/10.1515/jee-2017-0070

Keywordstransformer, motor generator, Z-source inverter, static frequency converter

© 2017 Geno Peter et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
transformer, motor generator, Z-source inverter, static frequency converter