<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The paper is devoted to the comparison of different types and different values of coils for inductive power transfer in the classical circuit. This topic is relevant with the growing demand and interest in wireless chargers and the diversity of inductance coils for wireless power transfer. The main geometric parameters affecting the coil efficiency are determined. For experimental verification the classical scheme for wireless power transfer is used based on a full-bridge inverter. Different coils at different distance between them, lateral misalignment and load resistance changed are tested. It is determined that single-layer coils have better transmit-receive efficiency than double-layer ones, especially with series-series compensation topology. The application of two-layer coils is recommended in case of high input current. The investigated samples have efficiency at the level of industrial standards. The design approach can be used for any level of power and application, including wireless charging of electric vehicle batteries.</p></abstract>

The paper is devoted to the comparison of different types and different values of coils for inductive power transfer in the classical circuit. This topic is relevant with the growing demand and interest in wireless chargers and the diversity of inductance coils for wireless power transfer. The main geometric parameters affecting the coil efficiency are determined. For experimental verification the classical scheme for wireless power transfer is used based on a full-bridge inverter. Different coils at different distance between them, lateral misalignment and load resistance changed are tested. It is determined that single-layer coils have better transmit-receive efficiency than double-layer ones, especially with series-series compensation topology. The application of two-layer coils is recommended in case of high input current. The investigated samples have efficiency at the level of industrial standards. The design approach can be used for any level of power and application, including wireless charging of electric vehicle batteries.

Experimental Comparison of Designed Inductance Coils for Wireless Power Transfer

Ph. D. Student, Chernihiv National University of Technology

Senior Researcher, Chernihiv National University of Technology

Leading Researcher, Chernihiv National University of Technology

Electrical, Control and Communication Engineering

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

{"article-title":"Experimental Comparison of Designed Inductance Coils for Wireless Power Transfer"}

The paper is devoted to the comparison of different types and different values of coils for inductive power transfer in the classical circuit. This topic is...

Experimental Comparison of Designed Inductance Coils for Wireless Power Transfer

Published Online: Apr 12, 2021

Page range: 102 - 109

DOI: https://doi.org/10.2478/ecce-2020-0015

Keywords
AC-DC power converters electromagnetic coupling, Finite element modelling, Inductive power transmission, Wireless power transfer

© 2020 Viktor Shevchenko et al., published by Sciendo

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

Experimental Comparison of Designed Inductance Coils for Wireless Power Transfer

Published Online: Apr 12, 2021

Page range: 102 - 109

DOI: https://doi.org/10.2478/ecce-2020-0015

KeywordsAC-DC power converters electromagnetic coupling, Finite element modelling, Inductive power transmission, Wireless power transfer

© 2020 Viktor Shevchenko et al., published by Sciendo

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

Keywords
AC-DC power converters electromagnetic coupling, Finite element modelling, Inductive power transmission, Wireless power transfer