نتایج جستجو برای: power distribution reliability

تعداد نتایج: 1179265  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده برق و کامپیوتر 1387

با تجدید ساختار سیستم های قدرت، استفاده از منابع تولید پراکنده بعنوان یکی از راههای موثر تأمین انرژی الکتریکی مورد توجه بیشتری قرار گرفته است. این منابع می توانند زمینه ساز تعامل تولید کنندگان خرد در بازارهای برق باشند و در صورت استفاده از انرژی های تجدید پذیر نیز منافع زیست محیطی فراوانی را فراهم آورند. از آنجا که منابع تولید پراکنده معمولاً به شبکه های توزیع متصل می گردند که محل وقوع بیشترین خ...

2014
Peyman Mazidi

Distributed Generation (DG) plays an important role in current power systems with high demand growth. DG provides an alternative to the traditional electricity sources like oil, gas, coal, water, etc. and can also be used to enhance the current electrical system. DG distribution is likely to improve the reliability of a power distribution system by at least partially minimizing unplanned power ...

Journal: :journal of operation and automation in power engineering 2015
z. moravej s. bagheri

power transformers provide a vital link between the generation and distribution of produced energy. such static equipment is subjected to abuse during operation in generation and distribution stations and leads to catastrophic failures. this paper reviewed the techniques in the field of condition monitoring of power transformers in recent years. transformer monitoring and diagnosis are the effe...

2012
SHAZIA ZARRIN Shazia Zarrin

Abstract-This paper presents the reliability computation and Bayesian estimation of system reliability when the applied stress and strength follows the power function distribution. The Power Function Distribution is considered as a simple model to assess component reliability and may exhibit a better fit for failure data and also provide more appropriate information about hazard rate. The resul...

In this paper, simultaneous placement of distributed generation, capacitor bank and protective devices are utilized to improve the efficiency of the distribution network. The objectives of the problem are reduction of active and reactive power losses, improvement of voltage profile and reliability indices and increasing distribution companies’ profit. The combination of firefly algorithm, parti...

This paper presents a lifetime efficiency index model and a developed crow search algorithm (DCSA) in order to achieve optimal maintenance for the power transformer. Not doing maintenance on the power transformer, resulting in instability of the transmission system and not to supply consistently electric energy in the load points. In other words, deterioration of the transmission system effects...

2014
K. Jithendra Gowd Sai Babu S. Sivanagaraju

The distribution system is prone to failures and disturbances due to weather related issues and human errors. The distributed generation is expected to play a key role in the power system. The reliability of the power supply can be improved in the presence of distributed generation (DG). In this paper, general assessment of the impact of distributed generation (DG) on the distribution system re...

2006
D. P. Kothari

[ 1 ] E. Hirst, "Reliability rules should not ignore economics and probability," Electricity J., vol. 12, no. 7, pp. 7-8, 1999. [2] M. J. Besnir, A. S. Farag, and T. C. Cheng, "New comprehensive reliability assessment framework for power system," Energy Corners. Manage., vol. 40, no. 9, pp. 975-1007, 1999. [3] P. R. Mishra and J. C. Joshi, "Reliability estimation for components of photovoltaic ...

Journal: :International Journal of Engineering Research and Technology 2020

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