A Simplified Capacitive Model for Center-Tapped Multi-Windings Transformers
Fermin A. Holguín ; Rafael Asensi ; Roberto Prieto ; José A. Cobos
Magnetic components
,
Transformers
,
Capacitive model
A simplified capacitive model for transformers with center-tapped windings has been developed. A Finite Element Analysis (FEA) tool is used to…
Coil Structure Optimization Method for Improving Coupling Coefficient of Wireless Power Transfer
Hongchang Li ; Kangping Wang ; Lang Huang ; Jie Li ; Xu Yang
WPT
,
Coils
,
Coupling Coefficient
The low coupling coefficient is the main reason that results in difficulties to design a high performance mid-range wireless power transfer…
Current Measurement Method for Characterization of Fast Switching Power Semiconductors with Silicon Steel Current Transformer
Helong Li ; Szymon B?czkowski ; Stig Munk-Nielsen ; Kaiyuan Lu ; Qian Wu
Power Semiconductors
,
Fast Switching Speed
,
Current Measurement
,
Current Transformer
This paper proposes a novel current measurement method with Silicon Steel Current Transformer (SSCT) for the characterization of fast…
Design Methodology and Optimization of a Medium Frequency Transformer for High Power DC-DC Applications
M.A. Bahmani ; T. Thiringer ; M. Kharezy
High Power
,
Medium Frequency Transformer
High power medium frequency transformer (HPMFT) is one of the key elements of different isolated, bi-directional DC-DC converters in…
Minimization of Vias in PCB Implementations of Planar Coils with Litz-Wire Structure
I. Lope ; J. Acero ; J. Serrano ; C. Carretero ; R. Alonso ; J.M. Burdío
Litz Structure
,
Printed Circuits
,
Inductors
,
Planar Coils
PCB implementation of planar windings replicates the structure of conventional litz wires in order to reduce the ac losses. This structure…
Qualification of Soft-Magnetic Shielding Materials used in Inductive Wireless Power Transmission Systems
C.P. Dick ; E. Waffenschmidt ; A. Krause ; Christian Polak
Inductive power transmission
,
magnetic material
,
magnetic shielding
In inductive wireless power transmission systems often soft-magnetic shielding is used to avoid lossy eddy currents being induced in…
Toward Flexible Ferromagnetic-Core Inductors for Wearable Electronic Converters
Yichao Tang ; Bruce Lee ; Mert Vural ; Peter Kofinas ; Alireza Khaligh
Flexible inductor
,
magneto-dielectric composite
,
wearable electronics
This paper presents flexible and deformable inductors using nanostructured flexible magneto-dielectric materials for wearable electronic…
