Results 41 to 50 of about 3,318 (200)

Two-Stage Fault Diagnosis Method Based on the Extension Theory for PV Power Systems

open access: yesInternational Journal of Photoenergy, 2012
In order to shorten the maintenance time and make sure of the photovoltaic (PV) power generation system steadily in operation, a fault diagnosis system for photovoltaic power generation system was proposed in this paper. First, a PSIM software is used to
Meng-Hui Wang, Mu-Jia Chen
doaj   +1 more source

Development of triple-diode based generalized model of photovoltaic module

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy
The growing large-scale penetration of solar power plants into electric grids mandates accurate modeling of the photovoltaic modules with consideration of varying environmental conditions, resulting in the development of a large variety of models at ...
Harish Kumar Khyani, Jayashri Vajpai
doaj   +1 more source

PV Balancer --Concept, Architectures and Realization [PDF]

open access: yes, 2012
This thesis presents a new concept of module-integrated converters called PV balancers for photovoltaic applications. The proposed concept enables independent maximum power point tracking (MPPT) for each panel, and dramatically decreases the requirements
Zhou, Huimin
core   +1 more source

Modelling of a stand alone photovoltaic system with dedicated hybrid battery energy storage system [PDF]

open access: yes, 2012
Includes abstract.Includes bibliographical references.The purpose of this thesis project was to model and simulate a stand-alone photovoltaic (PV) plant that utilized the maximum power point tracking (MPPT) technique and included a hybrid battery energy ...
Vanden Eynde, Nicholas
core  

New high performance PV system architecture for mitigation of partial shading effects

open access: yese-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
Partial shading (PS) is a common phenomenon that significantly affects the performance of photovoltaic (PV) systems. Various techniques such as maximum power tracking (MPPT), PV module interconnection and reconfiguration, and power electronics- based ...
Subhash Murkute   +1 more
doaj   +1 more source

Grid-connected transformerless single-phase photovoltaic inverters: an evaluation on DC current injection and PV array voltage fluctuation [PDF]

open access: yes, 2009
A number of political, environmental and technical factors have resulted in the increase of implementation of renewable technology including grid connected photovoltaic inverters.
Morris, Claude
core   +1 more source

Mathematical Model of Bridge-Linked Photovoltaic Arrays Operating Under Irregular Conditions

open access: yesTecnoLógicas, 2013
This paper presents a mathematical procedure to model a photovoltaic array (N rows and M columns) in bridge-linked configuration operating under regular and irregular conditions. The proposed procedure uses the ideal single-diode model representation for
Juan D. Bastidas-Rodríguez   +2 more
doaj  

The Effect of Partial Shadings on the Output Power of the Photovoltaic Modules Connected with Different Current and Voltage Characteristics

open access: yesJurnal Rekayasa Elektrika
A mismatch in the output power of photovoltaic (PV) modules in a PV array can occur due to partial shading or a module replacement. Substitution of a module in a PV array with a new one might lead to different current and voltage characteristics between ...
Ira Devi Sara   +2 more
doaj   +1 more source

Photovoltaic Array Reconfiguration Strategy for Maximization of Energy Production

open access: yesInternational Journal of Photoenergy, 2015
This paper presents a dynamic reconfiguration method for electrical connections in a Series-Parallel connected photovoltaic array under partial shading conditions.
Paula dos Santos Vicente   +2 more
doaj   +1 more source

Experimental analysis to extract maximum power from PV array reconfiguration under partial shading conditions

open access: yesEngineering Science and Technology, an International Journal, 2019
An investigation of auto-reconfiguration scheme for interchanging the electrical connections of photovoltaic (PV) array of 3 × 3 size, from series-parallel (SP) to total cross-tied (TCT) configuration under partial shading conditions (PSCs) is presented.
Rupendra Pachauri   +4 more
doaj   +1 more source

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