Results 21 to 30 of about 14,019 (268)

Reliability assessment in active distribution networks with detailed effects of PV systems

open access: yesJournal of Modern Power Systems and Clean Energy, 2014
With the increased integration of photovoltaic (PV) power generation into active distribution networks, the operational challenges and their complexities are increased.
Zulu Esau, Dilan Jayaweera
doaj   +1 more source

Performance enhancement of grid-connected PV systems using adaptive reference PI controller

open access: yesAin Shams Engineering Journal, 2021
Solar photovoltaic (PV) energy has met great attention in the electrical power generation field for its many advantages. The connection of the PV systems to the electrical network is performed through DC-DC converter and DC-AC inverter.
Ayman Alhejji, Mohamed I. Mosaad
doaj   +1 more source

Investigation of Var Compensation Schemes in Unbalanced Distribution Systems

open access: yesComplexity, 2019
Distributed rooftop photovoltaic (PV) generators prospered distributed generation (DG) in recent years. Certain randomness of rooftop PV connection may lead to significant PV power imbalance across three phases, especially in low-voltage distribution ...
Yinuo Huang, Licheng Wang, Kai Wang
doaj   +1 more source

Review and System Design of Integrated Phase Change Materials and Solar Energy Generation in Extreme Weather [PDF]

open access: yesE3S Web of Conferences
. Extreme weather conditions create significant challenges for energy efficiency considerations, both passive strategies and energy generation, impacting indoor environmental quality in high-performance buildings (HPBs).
Dardir Mohamed, Khorasgani Ali
doaj   +1 more source

Quantifying and Comparing Fundamental Loss Mechanisms to Enable Solar‐to‐Hydrogen Conversion Efficiencies above 20% Using Perovskite–Silicon Tandem Absorbers

open access: yesAdvanced Energy & Sustainability Research, 2021
Photovoltaic (PV)‐based solar hydrogen generation is a promising pathway for the scalable production of renewable fuels. Understanding the limitations of solar‐to‐hydrogen (STH) conversion efficiencies is critical to identify performance limits and ...
Astha Sharma, Fiona J. Beck
doaj   +1 more source

The influences of including solar photovoltaic system on distribution network operation using one of Bahir Dar radial distribution network as a case study based on selected parameters

open access: yesCogent Engineering
There are considerable power losses as well as under voltage issues in a distribution network. Utilities can improve this by including solar PV installations into their distribution networks.
Estifanos Abeje Sharew
doaj   +1 more source

Hour-Ahead Photovoltaic Output Forecasting Using Wavelet-ANFIS

open access: yesMathematics, 2021
The operational challenge of a photovoltaic (PV) integrated system is the uncertainty (irregularity) of the future power output. The integration and correct operation can be carried out with accurate forecasting of the PV output power.
Chao-Rong Chen   +4 more
doaj   +1 more source

Impacts of Inertia and Photovoltaic Integration on Existing and Proposed Power System Transient Stability Parameters

open access: yesEnergies
The integration of variable distributed energy sources (DERs) can reduce overall system inertia, potentially impacting the transient response of both conventional and renewable generators within electrical grids.
Ramkrishna Mishan   +3 more
doaj   +1 more source

Enhancing Solar PV Performance: Advanced Converters for Efficient Green Energy Conversion and Grid Compatibility [PDF]

open access: yesE3S Web of Conferences
This paper delves into the vital role of converters in enhancing the efficiency and reliability of solar photovoltaic (PV) systems. With the escalating demand for renewable energy sources, solar PV systems emerge as a sustainable solution, necessitating ...
Vishwakarma Neelesh   +6 more
doaj   +1 more source

Experimental investigation of photovoltaic-thermoelectric hybrid systems enhanced by a heatsink and radiation reflector

open access: yesInternational Journal of Renewable Energy Development
This study presents the design and performance evaluation of a hybrid photovoltaic-thermoelectric (PV–TEG) power generation system enhanced by the integration of a heat sink and a radiation reflector under various thermal-management conditions.
Pawatwong Bamroongkhan, Mati Nararom
doaj   +1 more source

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