Results 61 to 70 of about 20,440 (201)
Energy Science &Engineering, EarlyView.A Tri‐Meta Hybrid DOA–CSA–WOA Maximum Power Point Tracking controller is developed to enhance photovoltaic system performance. The proposed approach achieves higher tracking efficiency, faster convergence, and robust operation under dynamic irradiance and partial shading conditions.
Ali Abbas +6 more
wiley +1 more source
Energy Science &Engineering, EarlyView.This study proposes a fault diagnostic approach for photovoltaic systems using normalized DC voltage and current indices derived from routinely collected inverter and environmental data. The approach enables string‐ and array‐level fault diagnosis without additional measurement equipment and supports operation and maintenance decision‐making.
Woo Gyun Shin +5 more
wiley +1 more source
Low power mppt controller. [PDF]
, 2019 Low power MPPT controller The aim of this thesis is to look what ultra low power MPPT energy harvesters is in the market today, dicuss their working principle, collect information about their electrical parameters, features and find weak spot of each ...
Jakas, Julius,
core
Advanced Control Strategy of Back-to-Back PWM Converters in PMSG Wind Power System
Advances in Electrical and Electronic Engineering, 2015 This paper proposes a control scheme of back-to-back PWM converters for the permanent magnet synchronous generator (PMSG) wind turbine system. The DC-link voltage can be controlled at the machine-side converter (MSC), while the grid-side converter (GSC ...
Tan Luong Van +3 more
doaj +1 more source
Regulating secondary phase of Rb‐based aggregates for efficient and stable perovskite solar cells
FlexMat, EarlyView.By introducing RbAc into the precursor solution, the crystallization pathway is optimized, excessive lead iodide is eliminated, grain size increases, and defects are passivated in the perovskite films. The obtained perovskite devices exhibit improved power conversion efficiency and operational stability. Abstract Passivating defects in perovskite films
Weiyuan Chen +7 more
wiley +1 more source
Enhanced Sliding Mode Control for Dual MPPT Systems Integrated with Three-Level T-Type PV Inverters [PDF]
Dual Maximum Power Point Tracking (MPPT) inverters are essential in residential and small commercial solar power systems, optimizing power extraction from two independent solar panel arrays to enhance efficiency and energy harvesting.
Jakson Bonaldo +11 more
core +1 more source
Small, EarlyView.1‐butyl‐4‐methylpyridinium tetrafluoroborate (BMPyBF4) interacts with excess PbI2 during film formation, driving the formation of a low‐dimensional perovskite phase and enabling the self‐organization of a 3D/2D interfacial structure. This molecularly regulated interface suppresses defect‐mediated recombination and facilitates interfacial charge ...
Bulent Alkan +9 more
wiley +1 more source
Simulation of hybrid photovoltaic/fuel cell energy system [PDF]
, 2013 Basically, Malaysia energy production has been always generated from crude oil and natural gas. Currently, Malaysia has 13GW of electrical generation capacity.
A. Shukor, Azim Shukri
core
Safety Science and Technology, EarlyView.This review systematically outlines two‐stage power management circuits for TENGs, integrating AC–DC and DC–DC conversion to overcome high impedance and unstable output. It highlights strategies for efficient energy extraction and stable power delivery, enabling the development of reliable self‐powered systems for safety monitoring and applications in ...
Jiaxin Hu +5 more
wiley +1 more source