Results 21 to 30 of about 162,368 (244)

Options for Control of Reactive Power by Distributed Photovoltaic Generators [PDF]

open access: yes, 2010
High penetration levels of distributed photovoltaic(PV) generation on an electrical distribution circuit present several challenges and opportunities for distribution utilities. Rapidly varying irradiance conditions may cause voltage sags and swells that
Backhaus, Scott   +3 more
core   +1 more source

Current Sensorless MPPT Control for PV Systems Based on Robust Observer

open access: yesApplied Sciences, 2022
Photovoltaic (PV) systems are among the most used alternatives for electrical power generation from renewable sources. To ensure that PV systems make the most of the available solar energy, maximum power point tracking (MPPT) schemes must be implemented,
David Cortes-Vega   +2 more
doaj   +1 more source

Optimal design and operation of damping controllers in PV–wind integrated sustainable energy grids considering system uncertainties

open access: yesIET Renewable Power Generation, 2023
Abstract This paper aims to present an optimization method for the best bus selection (BBS) in the large‐scale power systems in order to send the input signals to the damping controllers. In this regard, a submodular function is first defined to calculate the distance between the unstable vectors of the system and the controllability ...
Mohsen Darabian   +2 more
openaire   +2 more sources

Design and Operation of Fuzzy Logic Based MPPT Controller under Uncertain Condition

open access: yes, 2021
Maximum power point tracking System (MPPT) is so important in PV systems to increase the efficiency of solar cells. So many methods are proposed to generate the maximum voltage from PV modules under different weather conditions.
Lalit Kumar Narwat, Javed Dhillon
semanticscholar   +1 more source

Design of Heat-Pump Systems for Single- and Multi-Family Houses using a Heuristic Scheduling for the Optimization of PV Self-Consumption

open access: yesEnergies, 2020
Heat pumps in combination with a photovoltaic system are a very promising option for the transformation of the energy system. By using such a system for coupling the electricity and heat sectors, buildings can be heated sustainably and with low ...
Thomas Kemmler, B. Thomas
semanticscholar   +1 more source

Design and Controller-In-Loop Simulations of a Low Cost Two-Stage PV-Simulator

open access: yesEnergies, 2018
A PV-Simulator is a DC power source in which the current-voltage (I-V) characteristics of different PV arrays can be programmed. With a PV-simulator, the operation of the solar power conditioning systems can be validated at a laboratory level itself ...
Sridhar Vavilapalli   +3 more
doaj   +1 more source

Design and economic analysis of a stand-alone hybrid photovoltaic energy system for remote healthcare centre

open access: yesInternational Journal of Sustainable Engineering, 2020
This paper presents design of a stand-alone hybrid photovoltaic (PV) energy system according to the daily electrical load demand of remote healthcare centre located in Madhya Pradesh, India.
Santosh Singh Raghuwanshi, Rajesh Arya
doaj   +1 more source

Remote Microgrids for Energy Access in Indonesia—Part II: PV Microgrids and a Technology Outlook

open access: yesEnergies, 2021
This paper is the companion paper of Remote Microgrids for Energy Access in Indonesia “Part I: scaling and sustainability challenges and a technology outlook”. This part II investigates the issues of photovoltaic (PV) systems with respect to the planning,
Desmon Simatupang   +7 more
doaj   +1 more source

Design and operation of an OCC‐based scheme for a stand‐alone PV system powering DC loads [PDF]

open access: yesIET Renewable Power Generation, 2019
Distributed energy resources such as stand‐alone photovoltaic (PV) systems have been widely used in electric systems in the last decades due to the increase in global energy demand, and the concern about the environmental problems caused by fossil fuels power generation. Owing to the fast growing of direct current (DC) microgrids and electronic devices,
João T. de Carvalho Neto   +2 more
openaire   +1 more source

A Predictive Model for Performance Analysis of Solar PV Systems in Kajiado County, Kenya

open access: yesInternational Journal of Science and Research (IJSR), 2023
Solar photovoltaic is one of the emerging technologies widely recognized as a potential solution to energy poverty due to its high  reliability, long life, and automatic operation with minimal maintenance requirements.
Benjamin Elmard Ogweno   +2 more
semanticscholar   +1 more source

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