Pulse density modulation for maximum efficiency point tracking of wireless power transfer systems

H Li, J Fang, S Chen, K Wang… - IEEE Transactions on …, 2017‏ - ieeexplore.ieee.org
Maximum efficiency point tracking (MEPT) control has been adopted in state-of-the-art
wireless power transfer (WPT) systems to meet the power demands with the highest …

Intermediate range wireless power transfer with segmented coil transmitters for implantable heart pumps

SC Tang, TLT Lun, Z Guo, KW Kwok… - IEEE Transactions on …, 2016‏ - ieeexplore.ieee.org
In wireless power transfer systems, substantial differences in transmission range and
alignment sensitivity can occur when the transmitting coil dimensions are varied. A coil with …

Design and analysis of single-phase grid-tied inverter with PDM MPPT-controlled converter

A Karafil, H Ozbay, S Oncu - IEEE Transactions on Power …, 2019‏ - ieeexplore.ieee.org
In this article, a novel method is presented for maximum power point tracker (MPPT) system
to increase efficiency. For this purpose, maximum power obtained from photovoltaic (PV) …

Comparison of basic inductive power transfer systems with linear control achieving optimized efficiency

Z Huang, SC Wong, KT Chi - IEEE Transactions on Power …, 2019‏ - ieeexplore.ieee.org
Inductive power transfer (IPT) systems with front-side and load-side converters are generally
developed for better overall system efficiency than a single IPT converter by providing …

[HTML][HTML] Thinned-out controlled IC MPPT algorithm for class E resonant inverter with PV system

A Karafil - Ain Shams Engineering Journal, 2023‏ - Elsevier
In this study, maximum power extracted from photovoltaic (PV) panels was transferred to the
load using the proposed thinned-out controlled class E resonant inverter. For the system, PV …

Wireless Power Transfer System With - Modulated Transmission Power and Fast Load Response for Implantable Medical Devices

X Li, YP Li, CY Tsui, WH Ki - … on Circuits and Systems II: Express …, 2016‏ - ieeexplore.ieee.org
The Class-D power amplifier (PA) is widely used to drive the primary coil of wireless power
transfer (WPT) systems. Due to coupling and loading variations, the PA is required to adjust …

Load-Adaptive Resonant Frequency-Tuned Pulse Density Modulation for Class-D ZVS High-Frequency Inverter-Based Inductive Wireless Power Transfer

T Mishima, CM Lai - IEEE Journal of Emerging and Selected …, 2021‏ - ieeexplore.ieee.org
This article presents a resonant frequency tuning (RFT) delta–sigma (–) signal-transformed
pulse density modulation (PDM) class-D converter for inductive power transfer (IPT) …

[HTML][HTML] PDM-MPPT based solar powered induction heating system

H Özbay - Engineering Science and Technology, an International …, 2020‏ - Elsevier
In the study, the maximum power obtained from the photovoltaic (PV) panels with the
proposed 32 model pulse density modulation (PDM) controlled serial resonant inverter has …

Analysis and optimisation of three‐coil wireless power transfer systems

PJ Abatti, CM de Miranda, MAP da Silva… - IET Power …, 2018‏ - Wiley Online Library
In this study, the analysis of a three‐coil wireless power transfer (WPT) system, which can be
divided into source, communication and load circuits, is discussed in details. Among the …

An improved pulse density modulation of high-frequency inverter in ICPT system

X Sheng, L Shi, M Fan - IEEE Transactions on Industrial …, 2020‏ - ieeexplore.ieee.org
Pulse density modulation (PDM) is often applied in inductively coupled power transfer
(ICPT) systems to improve high-frequency inverter (HFI) efficiency. However, the PDM may …