Novel soft-switching active-bridge converter for bi-directional inductive power transfer system

R Okada, R Ota, N Hoshi - IEEJ Journal of Industry Applications, 2022 - jstage.jst.go.jp
Inductive power transfer (IPT) systems suffer from power loss caused by reactive currents
that circulate in the system during soft-switching operation. To address this problem, this …

A consideration on maximum efficiency of resonant circuit of inductive power transfer system with soft-switching operation

R Ota, D Sudarmo Nugroho, N Hoshi - World Electric Vehicle Journal, 2019 - mdpi.com
By using bi-directional inductive power transfer (IPT) systems as battery chargers for electric
vehicles (EVs), battery charging operations become convenient and safe. However, IPT …

A capacitance design guideline of snubber capacitors for soft switching in bi-directional inductive power transfer system considering battery charging cycle

R Ota, DS Nugroho, N Hoshi - 2018 7th International …, 2018 - ieeexplore.ieee.org
Previously, soft switching methods for unidirectional inductive power transfer (IPT) systems
were proposed. However, these methods were not applicable to bidirectional IPT system as …

Radiated EMI Reduction and Efficiency Improvement in WPT Systems with Passive Auxiliary Circuits for Soft-switching

R Okada, R Ota, N Hoshi - … and Expo, Asia-Pacific (ITEC Asia …, 2023 - ieeexplore.ieee.org
This paper compares the efficiency and radiated EMI of conventional WPT systems and a
system incorporating passive auxiliary circuits for soft switching. The experimental results …

A dynamic inductive power transfer system

CM Apostoaia, M Cernat - 2019 8th International Conference …, 2019 - ieeexplore.ieee.org
This study is done in the area of in-motion inductive power transfer systems, commonly
known as dynamic wireless power transfer, with application for charging electric vehicles' …