Results 31 to 40 of about 6,461,357 (286)

Active and reactive power sharing in micro grid using droop control

open access: yesInternational Journal of Electrical and Computer Engineering (IJECE), 2020
The development of renewable energy contributes to the global objectives of reducing our greenhouse gas emissions, obtaining and increasing our energy efficiency. In the face of these changes, the electric-network must adapt, while maintaining a high level of reliability and a quality of energy production.
Omar Feddaoui   +3 more
openaire   +3 more sources

Proportional Reactive Power Sharing Using Advanced Droop Control Method [PDF]

open access: yesInternational Journal of Trend in Scientific Research and Development, 2018
Microgrids are nowadays used to produce electric energy with more efficiency and advantage. However, the use of microgrids presents some challenges. One of the main problems of the microgrids widely used in electrical power systems is the control of voltage, frequency and load sharing balance among inverter based distributed generators DGs in islanded ...
Miss. Priya S. Sonekar   +1 more
openaire   +2 more sources

An Improved Droop Control Strategy for Low-Voltage Microgrids Based on Distributed Secondary Power Optimization Control

open access: yesEnergies, 2017
To achieve accurate reactive power sharing and voltage frequency and amplitude restoration in low-voltage microgrids, a control strategy combining an improved droop control with distributed secondary power optimization control is proposed. The active and
Demin Li   +4 more
doaj   +1 more source

Consensus-Based Intelligent Distributed Secondary Control for Multiagent Islanded Microgrid

open access: yesInternational Transactions on Electrical Energy Systems, 2023
Isolated microgrids (MGs) face challenges in performance stability and active/reactive power sharing as a result of frequency/voltage deviations and mismatched line impedance issues. In this paper, a consensus-based multiagent system (MAS) is proposed as
Ali M. Jasim   +4 more
doaj   +1 more source

Using low bandwidth communication through power lines to enhance reactive power sharing for inverters-based microgrids

open access: yesInternational Journal of Electrical Power & Energy Systems
Active and reactive powers should be properly shared among sources to avoid instability problems and to improve reliability in inverter-based micro grids.
Mahmoud AlSadat   +3 more
doaj   +1 more source

Self-adaptable reactive power-voltage controller for virtual synchronous generators

open access: yesThe Journal of Engineering, 2019
With a higher and higher penetration of renewable energy in the grid, the principle of the virtual synchronous generator (VSG) is proposed as an attractive solution to controlling the grid-connected inverters.
Bo Zhang   +3 more
doaj   +1 more source

An Efficient Reactive Power Dispatch Method for Hybrid Photovoltaic and Superconducting Magnetic Energy Storage Inverters in Utility Grids

open access: yesIEEE Access, 2020
The intermittent property and increased grid restrictions have become the most critical elements for increasing penetration levels of clean renewable energy sources (RESs).
Sayed M. Said   +2 more
doaj   +1 more source

Reactive Power Compensation in AC Power Systems

open access: yes, 2017
This chapter introduces most widely used reactive power compensators considering the recent advances seen in industrial applications. In order to provide better and deeper knowledge for authors, the basic principles of reactive power compensation and ...
Ersan Kabalci, Kabalcı, Ersan
core   +1 more source

Distributed Nodal Voltage Regulation Method for Low-Voltage Distribution Networks by Sharing PV System Reactive Power

open access: yesEnergies, 2022
With the intensive integration of photovoltaic (PV) sources into the low-voltage distribution networks (LVDN), the nodal voltage limit violations and fluctuation problem cause concerns on the safety operation of a power system.
Xiangdong Wang   +6 more
doaj   +1 more source

Security constrained reactive power dispatch in electrical power systems [PDF]

open access: yes, 1990
With the increased loading and exploitation of the power transmission system and also due to improved optimised operation, the problem of voltage stability and voltage collapse attracts more and more attention .
Chebbo, Ahmad Mustapha
core  

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