Results 81 to 90 of about 2,123,170 (163)

Maximum photovoltaic power point tracking based on hybrid GWO-P&O algorithm under local shadow

Journal of Measurement Science and Instrumentation
In view of the problem of multiple peak values of P-U characteristic curve under a local shading environment,the traditional gray wolf optimization (GWO) is slow in convergence speed and low in accuracy of steady state at the late stage when tracking the
ZHAO Feng, XIAO Chengrui, CHEN Xiaoqiang, WANG Ying   +3 more
doaj  

Power equalization and optimization of photovoltaic module based on forward-flyback converter

Energy Informatics
This paper focuses on enhancing the energy extraction efficiency of photovoltaic (PV) modules through the use of a straightforward power converter and control algorithm.
DaiBin Tang, Fei Lu Siaw, Tzer Hwai Gilbert Thio   +2 more
doaj   +1 more source

Manoeuvrability assessment of a hybrid compound helicopter configuration [PDF]

, 2014
The compound helicopter design could potentially satisfy the new emerging requirements placed on the next generation of rotorcraft. The main benefit of the compound helicopter is its ability to reach speeds that significantly surpass the conventional ...
Ferguson, Kevin, Thomson, Douglas
core  

Near-field coupling of gold plasmonic antennas for sub-100 nm magneto-thermal microscopy

, 2017
The development of spintronic technology with increasingly dense, high-speed, and complex devices will be accelerated by accessible microscopy techniques capable of probing magnetic phenomena on picosecond time scales and at deeply sub-micron length ...
Bartell, Jason M., Fuchs, Gregory D., Karsch, Jonathan C.   +2 more
core   +2 more sources

A Hybrid P&O and PV Characteristics Simulation Method for GMPPT in PV Systems Under Partial Shading Conditions

Sensors
Under uniform operating conditions, the power–voltage (P-V) and current–voltage (I-V) curves of a photovoltaic (PV) system have only one maximum point, which facilitates the operation of maximum power point tracking (MPPT) algorithms. In practice, the PV
Van Hien Bui, Van Du Ha, Viet Anh Truong, Thanh Long Duong   +3 more
doaj   +1 more source

A Control Strategy of a Three-Level NPC Inverter with PV Array Reconfiguration for THD Reduction and Enhancement of Output Power of the System Under Partial Shading Conditions

Applied Sciences
This study introduces a control strategy that integrates a photovoltaic (PV) array reconfiguration approach into a Three-Level Neutral Point Clamped (NPC) inverter with LCL filtering and Space Vector Pulse Width Modulation (SVPWM) control.
Halil İbrahim Yüksek, Okan Güngör, Ali Fuat Boz   +2 more
doaj   +1 more source

RETRACTED ARTICLE: Enhancing MPPT performance for partially shaded photovoltaic arrays through backstepping control with Genetic Algorithm-optimized gains

Scientific Reports
As the significance and complexity of solar panel performance, particularly at their maximum power point (MPP), continue to grow, there is a demand for improved monitoring systems.
Serge Raoul Dzonde Naoussi, Kenfack Tsobze Saatong, Reagan Jean Jacques Molu, Wulfran Fendzi Mbasso, Mohit Bajaj, Mohamed Louzazni, Milkias Berhanu, Salah Kamel   +7 more
doaj   +1 more source

A Novel Maximum Power Point Inference Method for Distributed Marine Photovoltaic Monitoring

Energies
In actual operation, the output power of distributed marine photovoltaic monitoring faces challenges from wind, waves, and other dynamic motion factors.
Yujie Chen, Jianan Wang, Lele Peng, Jiachen Qiao   +3 more
doaj   +1 more source

An MPPT method using phasor particle swarm optimization for PV‐based generation system under varying irradiance conditions

IET Renewable Power Generation
The dependency of photovoltaic (PV) systems‐based generation systems on constantly varying temperatures and incident sunlight affect the non‐linear behaviour of PV panels.
Injila Sajid, Adil Sarwar, Mohd Tariq, Shafiq Ahmad, Farhad Ilahi Bakhsh, Adamali Shah Noor Mohamed, Md. Rasidul Islam   +6 more
doaj   +1 more source

Study, modeling and simulation of photovoltaic panels under uniform and nonuniform illumination conditions

Revue des Énergies Renouvelables, 2015
In this work we studied the behavior of the photovoltaic panels in a uniform and non uniform illumination conditions on the module surface. For this a group of UDTS50 PV panels was modeled and simulated under Matlab/Simulink environment toward discuss ...
S.E. Boukebbous, D. Kerdoun
doaj