نتایج جستجو برای: digsilent

تعداد نتایج: 267  

Journal: :The Journal of Engineering 2023

This paper presents a new non-linear complex load structure that consists of two induction motors, DC motor, static and electric vehicle charging stations. The proposed covers modern power system loads behaviour. Additionally, there is need for an automatic method modelling accurate suitable loads. proposes automated (ALM) composite based on software tool. models besides the conventional models...

Journal: :Cogent engineering 2022

Changes in consumption and changes the structure of system always occur each power system. One effects these can be instability voltage. When voltage is unstable, their performance conditions fluctuations after large errors occur. Determining stability traditional methods time consuming does not have necessary efficiency for instantaneous monitoring. In this paper, an index based on two indices...

Journal: :Journal of Power and Energy Engineering 2023

In order to improve the reliability of power system and provide uninterrupted consumer, automatic reclosing (ARC) devices are often used in overhead lines. On top that, condition short-circuit elimination or removal during ARC recloser depends on many random factors. this article, number outages 110 kV lines Khangai region Mongolia was studied, statistics device operation were compared with int...

Journal: :Applied sciences 2022

The fault level is used as a simple indicator for scanning the system strength in power systems. To an extent, this has proven its efficacy classical systems based on synchronous generation (SG). However, electronics-based renewable energy sources (RESs), due to their controlled and limited current contribution, may affect impedance, level, non-linear manner. Hence, raises question about validi...

Journal: :Energies 2023

This study aimed to optimize the incorporation of static var compensators (SVCs) into Oman’s main interconnected system (MIS) using real 2023 MIS data. Leveraging particle swarm optimization (PSO) algorithm within MATLAB, substantial enhancements were achieved in voltage profiles, with associated losses reducing by roughly 2%. A multi-objective strategy effectively managed costs while preservin...

Journal: :World Electric Vehicle Journal 2023

In this paper, we determine the maximum number of battery electric vehicles (BEVs) that can be charged simultaneously at full power during peak load hour without overloading transformer and lines or causing an unacceptable voltage drop in low-voltage (LV) grid. order to predict BEVs charging demand, application takes into account random user’s arrival time initial state charge (SOC) was develop...

Journal: :International Journal of Power Electronics and Drive Systems 2023

<span lang="EN-US">Global warming has become a significant concern over the past decades. As result, governments have shifted their policies toward renewable energy sources and environmentally friendly industries. This approach requires renewal of electrical networks to accommodate this new intermittent generation (from solar wind sources) while remaining stable reliable. In vision, notio...

2017
Fabio Bignucolo Roberto Caldon Massimiliano Coppo Fabio Pasut Gianfranco Chicco

The ever-growing diffusion of renewables as electrical generation sources is forcing the electrical power system to face new and challenging regulation problems to preserve grid stability. Among these, the primary control reserve is reckoned to be one of the most important issues, since the introduction of generators based on renewable energies and interconnected through static converters, if r...

2012
MOHAMMAD KHORAMI Zoran Gajic

The market interest in Variable Shunt Reactors (VSR) is steadily increasing and from a manufacturer’s perspective, tender requests for VSRs become more frequent. Although a few VSRs have been in service for several years and such application is not new, it is within the last years that utilities and network planners have become more interested in this option. With increasing market interest in ...

Journal: :IEEE Transactions on Smart Grid 2022

The main objective of this article is to develop scalable dynamic anomaly detectors with high-fidelity simulators power systems. On the one hand, models in are typically “intractable” if opts describe them a mathematical formulation order apply existing model-based approaches from detection literature. other pure data-driven methods developed primarily machine learning literature neglect our kn...

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