Results 21 to 30 of about 80,798 (260)

Reactive power optimization under interval uncertainty of renewable power generation based on a security limits method

open access: yesInternational Journal of Electrical Power & Energy Systems, 2021
Abstract With the integration of high penetration renewable power generation, the voltage security of power systems is threatened. The reactive power optimization including interval uncertainty (RPOIU) model is applied for developing a voltage control strategy to ensure that the state variables of a power grid reside within their safe operating ...
Cong Zhang   +6 more
openaire   +1 more source

Stability limit of double-fed induction generator system connected to weak grid

open access: yes电力工程技术, 2022
With large-scale wind turbines connected to the power system, the power grid strength becomes weak, leading to unstability problem of wind turbines in DC voltage control timescale.
HUANG Yunhui   +5 more
doaj   +1 more source

False Data Injection Impact on High RES Power Systems with Centralized Voltage Regulation Architecture

open access: yesSensors, 2023
The increasing penetration of distributed generation (DG) across power distribution networks (DNs) is forcing distribution system operators (DSOs) to improve the voltage regulation capabilities of the system.
Tommaso Bragatto   +5 more
doaj   +1 more source

Power optimization for a hydrocarbon industrial plant using a genetic algorithm [PDF]

open access: yes, 2014
In this paper, a genetic algorithm (GA) is considered for optimizing electrical power loss for a real hydrocarbon industrial plant as a single objective problem.
Abido, MA, Al-Hajri, MT, Darwish, MK
core   +1 more source

A virtual power plant model for time-driven power flow calculations [PDF]

open access: yes, 2017
This paper presents the implementation of a custom-made virtual power plant model in OpenDSS. The goal is to develop a model adequate for time-driven power flow calculations in distribution systems.
Guerra Sánchez, Luis Gerardo   +1 more
core   +2 more sources

Distributed Generation as Voltage Support for Single Wire Earth Return Systems [PDF]

open access: yes, 2004
Key issues for distributed generation (DG) inclusion in a distribution system include operation, control, protection, harmonics, and transients. This paper analyzes two of the main issues: operation and control for DG installation.
Kashem, Mohammad, Ledwich, Gerard
core   +2 more sources

Secure High DER Penetration Power Distribution Via Autonomously Coordinated Volt/VAR Control [PDF]

open access: yes, 2020
Traditionally voltage control in distribution power system (DPS) is performed through voltage regulating devices (VRDs) including on load tap changers (OLTCs), step voltage regulators (SVRs), and switched capacitor banks (SCBs). The recent IEEE 1547-2018
Joseph, Anto   +2 more
core   +1 more source

Optimal Reactive Power Dispatch untuk Meminimisasi Rugi-Rugi Daya Aktif pada Sistem Lampung Menggunakan Metode Grey-Wolf Optimizer (GWO)

open access: yesJurnal Nasional Teknik Elektro, 2017
Optimal reactive power dispatch has a purpose to achieve secure and economic operation of power system by regulating reactive power allocation in electric power system, such as regulating generators voltage, capacity of shunt capacitors and tap position
Osea Zebua, I Made Ginarsa
doaj   +1 more source

Determining the Capacity Limit of Inverter-Based Distributed Generators in High-Generation Areas Considering Transient and Frequency Stability

open access: yesIEEE Access, 2020
The responses of an inverter-based distributed generator (IBDG) to abnormal voltage and frequency are different from those of a conventional generator owing to the difference in the operating modes.
Heewon Shin, Jaeyeop Jung, Byongjun Lee
doaj   +1 more source

Application of Grey Wolf Optimizer Algorithm for Optimal Power Flow of Two-Terminal HVDC Transmission System [PDF]

open access: yes, 2017
This paper applies a relatively new optimization method, the Grey Wolf Optimizer (GWO) algorithm for Optimal Power Flow (OPF) of twoterminal High Voltage Direct Current (HVDC) electrical power system.
Hassan, Heba Ahmed
core   +1 more source

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