نتایج جستجو برای: load flow distributed generation

تعداد نتایج: 1184918  

In this paper, a heuristic mathematical model for optimal decision-making of a Distribution Company (DisCo) is proposed that employs demand response (DR) programs in order to participate in a day-ahead market, taking into account elastic and inelastic load models. The proposed model is an extended responsive load modeling that is based on price elasticity and customers’ incentives in which they...

A stand-alone microgrid usually contains a set of distributed generation resources, energy storage system and loads that can be used to supply electricity of remote areas. These areas are small in terms of population and industry. Connection of these areas to the national distribution network due to the high costs of constructing transmission lines is not economical. Optimal utilization and eco...

2017
Tengku Juhana Tengku Hashim Azah Mohamed

The growing interest in distributed generation (DG) in recent years has led to a number of generators connected to a distribution system. The integration of DGs in a distribution system has resulted in a network known as active distribution network due to the existence of bidirectional power flow in the system. Voltage rise issue is one of the predominantly important technical issues to be addr...

Distributed Energy Resources (DERs) play a key role in the Active Distribution Networks (ADNs) with environmental concerns. Their small scales and the uncertainty pertaining to intermittent generation of renewable resources are the major challenges of participating in the wholesale electricity markets. Based on the concept of Virtual Power Plant (VPP), the aggregation of heterogeneous DERs is p...

Journal: :journal of operation and automation in power engineering 2015
soheil derafshi beigvand hamdi abdi,

this paper proposes an optimal power flow (opf) algorithm by direct load control (dlc) programs to optimize the operational cost of smart grids considering various scenarios based on different constraints. the cost function includes active power production cost of available power sources and a novel flexible load curtailment cost associated with dlc programs. the load curtailment cost is based ...

Journal: :International Journal of Electrical Power & Energy Systems 2023

Distributed energy resources, such as electric vehicles and roof-top solar panels have become increasingly popular essential components of power distribution systems. However, their growth poses significant challenges to system operation, bidirectional flow, intermittent generation, increased peak demand, unexpected frequency/voltage fluctuation. To tackle these challenges, we developed a vehic...

Journal: :International Journal of Power Electronics and Drive Systems 2022

The demand of electricity globally led to the concept renewable energy resources for power generation that are eco-friendly and freely available from nature. solar photovoltaic systems wind-based generators considered as primary called Distributed Generation units they scattered in These operated with bidirectional converters by providing auxiliary services at grid side load either mode microgr...

2014
A. S. A. Awad T. H. M. EL-Fouly M. M. A. Salama

Recent deployment of distributed generation has led to a revolution in distribution systems and the emergence of “smart grid” concepts. Smart grid mainly intends to facilitate integration of renewable energy sources and to achieve higher system reliability and efficiency. Different distributed generation types found in modern distribution systems can be classified into two main categories: inte...

2011
Han-I Su Abbas El Gamal

The high variability of renewable energy resources presents significant challenges to the operation of the electric power grid. Conventional generators can be used to mitigate this variability but are costly to operate and produce carbon emissions. Energy storage provides a more environmentally friendly alternative, but is costly to deploy in large amounts. This paper studies the limits on the ...

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