PWM and PFM hybrid control method for LLC resonant converters in high switching frequency operation

HP Park, JH Jung - IEEE Transactions on Industrial Electronics, 2016 - ieeexplore.ieee.org
High switching frequency is an effective method to improve power density for LLC resonant
converters. However, conventional digital controllers, such as general-purpose digital signal …

Towards automated statistical partial discharge source classification using pattern recognition techniques

H Janani, B Kordi - High Voltage, 2018 - Wiley Online Library
This study presents a comprehensive review of the automated classification in partial
discharge (PD) source identification and probabilistic interpretation of the classification …

LLC LED driver small-signal modeling and digital control design for active ripple compensation

MF Menke, ÁR Seidel… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
This paper presents a new approach for the small-signal modeling of the dc–dc LLC
resonant converter aimed to supply high-power light-emitting diodes (LEDs). This small …

Enhanced differential power processor for PV systems: Resonant switched-capacitor gyrator converter with local MPPT

A Blumenfeld, A Cervera… - IEEE Journal of Emerging …, 2014 - ieeexplore.ieee.org
This paper introduces an enhanced differential power processor topology and principle of
operation for photovoltaic (PV) systems that is based on switched-capacitor technology …

Analysis, design, and experimentation on constant-frequency DC-DC resonant converters with magnetic control

JM Alonso, MS Perdigao, DG Vaquero… - … on Power Electronics, 2011 - ieeexplore.ieee.org
In this paper, a new technique for controlling dc-dc resonant converters is investigated. A
variable inductance is used to control and regulate the dc output voltage maintaining …

Multi-loop control for power transfer regulation in capacitive wireless systems by means of variable matching networks

E Abramov, MM Peretz - … of Emerging and Selected Topics in …, 2019 - ieeexplore.ieee.org
This article introduces an adaptive multi-loop controller for capacitive wireless power
transfer (WPT) systems. The new control approach combines continuous frequency tracking …

The application of resonant controllers to four-leg matrix converters feeding unbalanced or nonlinear loads

R Cárdenas, C Juri, R Pena… - IEEE Transactions on …, 2011 - ieeexplore.ieee.org
Matrix converters (MC) have some advantages when compared to conventional back-to-
back pulsewidth modulation voltage-source converters. The MC may be considered more …

Optimizing the LLC–LC resonant converter topology for wide-output-voltage and wide-output-load applications

R Beiranvand, MR Zolghadri… - … on Power electronics, 2011 - ieeexplore.ieee.org
LLC-LC resonant converter is a suitable circuit topology to design switched-mode power
supplies for wide-output-voltage and wide-output-load applications. In this paper, a design …

Multioutput LED drivers with precise passive current balancing

C Zhao, X Xie, S Liu - IEEE transactions on power electronics, 2012 - ieeexplore.ieee.org
According to the detailed essential concept of current balancing presented in this paper, an
improved passive current balancing method based on capacitive scheme is proposed …

Parallel three-phase interfacing converters operation under unbalanced voltage in hybrid AC/DC microgrid

F Nejabatkhah, YW Li, K Sun - IEEE Transactions on Smart …, 2016 - ieeexplore.ieee.org
Parallel interfacing converters (IFCs) with the same dc link are commonly used to handle
higher power and currents. In hybrid AC/DC microgrids, they are used to connect ac and dc …