Receiver–coil location detection in a dynamic wireless power transfer system for electric vehicle charging

M Simonazzi, L Sandrolini, A Mariscotti - Sensors, 2022 - mdpi.com
Receiver position sensing is investigated in a dynamic wireless power transfer (DWPT)
system for electric vehicle (EV) charging. Exploiting the peculiar behaviour of the resonator …

Optimal terminations of 2-d meta-surfaces for uniform magnetic field applications

S Barmada, N Fontana, L Sandrolini… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This article investigates the possibility of obtaining a uniform magnetic field close to a text 2-
D metamaterial made of magnetically coupled resonant circuits. The magnetic field is …

Analysis and visualization of the instantaneous spatial energy density and Poynting vector of the wireless power transfer system

J Kang, J Lu, D Zeng, X Shi - Energies, 2022 - mdpi.com
This study analyzes the instantaneous spatial energy density and Poynting vector in the
WPT system and presents time-varying distributions and animations of this energy density …

Center-fed resonator array for increased misalignment tolerance in automotive wireless power transfer

M Simonazzi, L Sandrolini, A Campanini… - 2022 IEEE 21st …, 2022 - ieeexplore.ieee.org
An alternative topology of resonator array for wireless power transfer (WPT) applications is
proposed and discussed. The system is composed of an array of magnetically coupled …

Two‐port network compact representation of resonator arrays for wireless power transfer with variable receiver position

L Sandrolini, M Simonazzi, S Barmada… - … Journal of Circuit …, 2023 - Wiley Online Library
This paper presents an equivalent circuit characterization of an array of resonators for
wireless power transfer (WPT) applications. These apparatuses are composed of …

Fast Calculation of Shielding Effectiveness in Wireless Power Transfer Systems

L Sandrolini, M Simonazzi… - 2024 IEEE 21st Biennial …, 2024 - ieeexplore.ieee.org
This paper proposes a fast analytical procedure to evaluate the shielding effectiveness (SE)
of conductive shields in wireless power transfer (WPT) systems. The methodology exploits …

Analysis of current distribution and termination conditions in 2D metasurfaces

S Barmada, N Fontana, L Sandrolini… - … The international journal …, 2024 - emerald.com
Purpose The purpose of this paper is to gain a better understanding on how metasurfaces
behave, in terms of currents in each unit cell. A better knowledge of their behavior could lead …

Resonator Arrays for Linear Position Sensors

M Simonazzi, L Sandrolini, A Mariscotti - Journal of Low Power …, 2023 - mdpi.com
A contactless position sensor based on an array of magnetically coupled resonators and an
external single coil cell is discussed for both stationary and dynamic applications. The …

Fabrication and Measurement of a Metasurface for Automotive Applications

N Fontana, C Villani, M Simonazzi… - … on Antennas and …, 2024 - ieeexplore.ieee.org
In this work, the goal is to fabricate and measure a small-scale version of a metamaterial,
capable of efficiently shielding the magnetic field from a Wireless Power Transfer (WPT) …

Analysis and design considerations of resonator arrays for inductive power transfer systems

M Simonazzi - 2023 - amsdottorato.unibo.it
In the frame of inductive power transfer (IPT) systems, arrays of magnetically coupled
resonators have received increasing attention as they are cheap and versatile due to their …