نتایج جستجو برای: power system

تعداد نتایج: 2582202  

MahdiSalimi Salimi ParisaAlipour Alipour

In this paper, a novel control method for photovoltaic converter connection to the national gridis presented, so in addition to the injection control by solar arrays to the grid, this method cancompensate reactive power and harmonics in the load current. The system will be connected inparallel between the grid and load. The proposed system supplies all load power consumption(including active po...

Journal: :the modares journal of electrical engineering 2016
mustafa gholami gvrvg gharehpetian mohammad mohammadi

due to the high penetration of wind farms in the networks, they can have a significant role in the control of power systems. in this paper, wind farms (wfs) are used to improve the static security margins of the power system. generation rescheduling is one of the remedies to improve the static security margins of the power system. in this paper, the generation rescheduling is presented based on...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده برق 1386

سیستم قدرت سیستمی است که گستردگی بسیار زیادی دارد و از حجم پارامترهای دینامیکی بالایی برخوردار است. تغییراتی که چه به صورت اختیاری و چه ناخواسته با گذشت زمان در ساختار سیستم بوجود میآید منجر به تغییر دینامیک و رفتار سیستم میشود. لذا برای مدل سازی و شناسایی این سیستم باید به طور مداوم از اطلاعات مربوط به نقطه کار جدید سیستم استفاده نمود.از طرف دیگر میتوان با فرض اینکه اغتشاشات وارده به سیستم تغی...

Multi agent systems (MAS) are popularly used in practice, however; a few studies have looked at MAS capabilities from the power engineering perspective. This paper presents the results of an investigation concerning the compatibility of MAS capabilities in different power engineering categories. Five MAS capabilities and seven power system categories are established. A framework for applying MA...

Journal: :international journal of smart electrical engineering 2014
ghazanfar shahgholian mehdi mahdavian michael noorani kalteh mohammadreza janghorbani

the interline power flow controller (ipfc) is a concept of the facts controller for series compensation which can inject a voltage with controllable magnitude and phase angle among multi lines. this paper proposes a novel ipfc-based damping neuro-control scheme using pso for damping oscil la t i o ns in a power system to improve power system stability. the add i tion of a supplementary controll...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1387

چکیده ندارد.

Asghar Akhundi Hessam Golmohamadi M. S. Jahan Reza Keypour, Saeed Saeedi

Reliability evaluation of a large-scale composite power system faces to numerous events/outage and consequently imposes an extensive burden of calculations. In order to simplify the problem, determination of an equivalent system for large-scale power system is inevitable. This paper proposes a framework as reduction technique to separate a composite power system to three areas: external area, o...

Journal: :journal of artificial intelligence in electrical engineering 2016
shiva alipour ghorbani hossein nasiraghdam

the issue of unit commitment is one of the most important economic plans in power system. in modern and traditional power systems, in addition to being economical of the planning, the issue of security in unit operation is also of great importance. hence power system operation confronts units’ participation and input considering network security constrains. the issue of units’ participation is ...

Journal: :Wireless Power Transfer 2014

Journal: :Energy and Power Engineering 2013

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