Results 31 to 40 of about 951,453 (257)

Modeling, simulation and performance analysis of solar PV array configurations (Series, Series–Parallel and Honey-Comb) to extract maximum power under Partial Shading Conditions

open access: yesEnergy Reports, 2018
The main design objective of the solar photovoltaic (PV) systems is to extract the maximum power from the PV systems for a long time. The amount of power extracted from the PV array can be affected by temperature, solar irradiation, dust accumulation ...
Suneel Raju Pendem, Suresh Mikkili
doaj   +1 more source

Improved modelling of bypass diodes for photovoltaic applications

open access: yesAlexandria Engineering Journal, 2022
Photovoltaic (PV) systems require bypass diodes to protect PV modules from operating at negative voltages, thus avoiding the degradation of a PV array under partial-shading conditions.
Juan D. Bastidas-Rodríguez   +2 more
doaj   +1 more source

Reconfiguration Method to Extract More Power from Partially Shaded Photovoltaic Arrays with Series-Parallel Topology

open access: yesEnergies, 2019
A photovoltaic (PV) array is composed of several panels connected in series-parallel topology in most actual applications. However, partial shading of a PV array can dramatically reduce power generation.
Xiaoguang Liu, Yuefeng Wang
doaj   +1 more source

Standardized assessment of PV array simulators

open access: yesEPJ Photovoltaics
PV array simulators are devices for PV and PV battery inverter testing. To ensure that these devices operate correctly and can realistically simulate PV modules and PV arrays, a test procedure for the assessment of PV array simulators has been developed ...
Zwahlen Theo   +8 more
doaj   +1 more source

A Reinforcement Learning-Based Maximum Power Point Tracking Method for Photovoltaic Array

open access: yesInternational Journal of Photoenergy, 2015
A reinforcement learning-based maximum power point tracking (RLMPPT) method is proposed for photovoltaic (PV) array. By utilizing the developed system model of PV array and configuring the environment for the reinforcement learning, the proposed RLMPPT ...
Roy Chaoming Hsu   +4 more
doaj   +1 more source

PV array simulator performance evaluation [PDF]

open access: yes, 2011
This dissertation evaluates the performance of a 25kW PV Array Simulator based on a design from Prof. Heinrich Haberlin and his staff from the PV laboratory of the Berne University of Applied Sciences, in Burgdorf, Switzerland.
Chan, Joshua
core  

Multi-objective design optimisation of standalone hybrid wind-PV-diesel systems under uncertainties [PDF]

open access: yes, 2014
Optimal design of a standalone wind-PV-diesel hybrid system is a multi-objective optimisation problem with conflicting objectives of cost and reliability. Uncertainties in renewable resources, demand load and power modelling make deterministic methods of
Maheri, Alireza
core   +1 more source

Rotary 3D Printing With Integrated Electroplating

open access: yesAdvanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria   +5 more
wiley   +1 more source

Modeling and detection of hot-spot in shaded photovoltaic cells [PDF]

open access: yes, 2014
In this paper, we address the problem of modeling the thermal behavior of photovoltaic (PV) cells undergoing a hotspot condition. In case of shading, PV cells may experience a dramatic temperature increase, with consequent reduction of the provided power.
Giaffreda, Daniele   +12 more
core   +1 more source

Hybrid Ferroelectric Tunnel Junctions with Intrinsic Nonlinearity and Self‐Rectification via Interfacial Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
Rapid thermal annealing reconstructs the BCFO/Nb:STO interface into an atomically thin reconstructed interfacial layer, which reshapes the tunneling barrier and converts a high‐TER ferroelectric tunnel junction into an intrinsically nonlinear, self‐rectifying device.
Hojin Lee   +21 more
wiley   +1 more source

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