Results 21 to 30 of about 1,467,221 (295)

Cascaded dual fuzzy logic controller for stable microgrid operation mitigating effects of natural uncertainty in solar and wind energy sources

e-Prime: Advances in Electrical Engineering, Electronics and Energy, 2023
In a microgrid system, the perturbations due to variable solar irradiance, fluctuating wind speed, and even the sudden fluctuation in load lead to the deviation in system voltage, frequency, DC-Link voltage, etc., causing instability.
Sahil Mehta, Prasenjit Basak
doaj   +1 more source

A Modular Algorithm Based on the Minimum-Cost-Path Problem for Optimizing LTC Operations in Photovoltaic Integrated Distribution Systems

Energies, 2023
This paper presents a novel modular voltage control algorithm for optimal scheduling of a distribution system’s load tap changers to minimize the number of tap changes while maintaining a voltage deviation (VD) around a desired target.
Arbel Yaniv, Yuval Beck
doaj   +1 more source

Voltage calculation on low voltage feeders with distributed generation [PDF]

, 2014
Includes bibliographical references.The increasing levels of greenhouse gas emission and the continued depletion of fossil fuels have been the driving factors for power utilities to utilize renewable energy sources for power generation.
Namanya, Emmanuel
core   +1 more source

Fast Positioning of Marginal Hosting Capacity and Optimal Selection of Accommodation Scheme for Distributed PVs

Zhongguo dianli, 2022
With rapid development of distributed photovoltaic(PV), it is becoming of great importance to evaluate PVs’ hosting capacity for the planning and operation of distribution power system.
Can CHEN, Minghui BAI, Wanming ZHANG, Haikuo XI, Zhaolei YIN, Yinchi SHAO, Xiaoxiao WANG, Yuan MA   +7 more
doaj   +1 more source

Voltage Profile Enhancement and Loss Minimization Using Optimal Placement and Sizing of Distributed Generation in Reconfigured Network

Machines, 2021
Power loss and voltage instability are major problems in distribution systems. However, these problems are typically mitigated by efficient network reconfiguration, including the integration of distributed generation (DG) units in the distribution ...
Waseem Haider, S Jarjees Ul Hassan, Arif Mehdi, Arif Hussain, Gerardo Ondo Micha Adjayeng, Chul-Hwan Kim   +5 more
doaj   +1 more source

Reactive Power Management of PV Systems by Distributed Cooperative Control in Low Voltage Distribution Networks [PDF]

AUT Journal of Electrical Engineering, 2023
A distributed control strategy is proposed to enhance voltage regulation and reactive power sharing in Low Voltage (LV) distribution networks with high penetration of Photovoltaic (PV) systems.
Saeed Mahdavian Rostami, Mohsen Hamzeh
doaj   +1 more source

Probabilistic analysis and risk traceability of over-voltage for distribution networks based on global probabilistic voltage sensitivity

International Journal of Electrical Power & Energy Systems
Highly penetrated distributed generations exacerbate over-voltage and increase the difficulty of voltage safety analysis in distribution networks. This study proposes a method for over-voltage probabilistic analysis and risk traceability based on global ...
Ren Zhang, Jian Wang, Zhihao Yang, Haoming Liu, Funian Hu   +4 more
doaj   +1 more source

Reactive Power Dispatch Optimization with Voltage Profile Improvement Using an Efficient Hybrid Algorithm †

Energies, 2018
This paper presents an efficient approach for solving the optimal reactive power dispatch problem. It is a non-linear constrained optimization problem where two distinct objective functions are considered.
Zahir Sahli, Abdellatif Hamouda, Abdelghani Bekrar, Damien Trentesaux   +3 more
doaj   +1 more source

Voltage Deviations in a Power System

, 2021
Kandidatexjobb i elektroteknik 2021, KTH ...
Lindgren, Klas, Larbi Engelbrektsson, Sophia   +1 more
openaire   +1 more source

Impact Assessment of Grid-Connected Solar Photovoltaic Systems on Power Distribution Grid: A Case Study on a Highly Loaded Feeder in Ulaanbaatar Ger District

Energies
Adopting and widely implementing solar photovoltaic (PV) systems are regarded as a promising solution to address energy crises by providing a sustainable and independent electricity supply while significantly reducing greenhouse gas emissions to combat ...
Turmandakh Bat-Orgil, Battuvshin Bayarkhuu, Bayasgalan Dugarjav, Insu Paek   +3 more
doaj   +1 more source