نتایج جستجو برای: electricity distribution network

تعداد نتایج: 1269588  

2015
Zvonimir Klaić Krešimir Fekete Damir Šljivac

Original scientific paper Recently, there has been made a great effort to include electricity generation from the renewable energy sources into the power system. Random renewable generation creates the imbalance between electricity production and consumption, which requires power plants with fast response or energy storage systems. Generally accepted solution for load balancing is the concept o...

2000
C M Walton R Friel

The UK regulatory framework for electricity distribution has been continuously evolving since privatisation in 1990. In 1995 it was recognised by London Electricity that increasingly the regulatory would seek to put into place incentive systems that would reward improved levels of network performance delivered at lower cost. Recent developments in terms of frontier efficiency and competitive in...

2009
L. Ramesh S. P. Chowdhury S. Chowdhury A. A. Natarajan C. T. Gaunt

Accurate loss minimization is the critical component for efficient electrical distribution power flow .The contribution of this work presents loss minimization in power distribution system through feeder restructuring, incorporating DG and placement of capacitor. The study of this work was conducted on IEEE distribution network and India Electricity Board benchmark distribution system. The exec...

2012

Electricity distribution is the final stage in the delivery of electricity from generating power plants to end users. A distribution system's network carries electricity from the transmission system and delivers its load centers. It is the most visible part of the power supply chain, and as such the most exposed to the critical observation of its users. Thus, it is very important to have high r...

2006

This Technical Note presents an overview of the adverse effects on connected equipment of transient overvoltages that can occur on the electricity distribution network, and how to provide protection against them. Integral Energy, your local Distribution Network Service Provider or the Integral Energy Power Quality and Reliability Centre can give you additional advice if you have particular conc...

Journal: :تحقیقات اقتصادی 0
محمد سخنور دانشجوی دکترای علوم اقتصادی دانشگاه تربیت مدرس حسین صادقی استادیار دانشگاه تربیت مدرس عباس عصاری استادیار دانشگاه تربیت مدرس کاظم یاوری دانشیار دانشگاه تربیت مدرس الیاس نادران دانشیار دانشگاه بوعلی سینا همدان

in this article, we have used 36 electricity distribution companies of iran and by using input-oriented dea, we analysis the companies technical efficiency with respect to group frontier and metafrontier following restructuring, then we investigate the factors affecting efficiency. the companies decomposed to two groups in terms of high and low circuit density. for discussing the impact of stru...

Amalnick , M.S., Azadeh , M.A. , Omrani , H.,

 In this paper, a comprehensive approach for performance assessment and ranking of the electricity distribution companies is presented. In this approach, in order to obtain exact ranks of the electricity distribution companies, Data Envelopment Analysis (DEA) as a non-parametric model and Corrected Ordinary Least Squares (COLS) as a parametric model are combined by Principal Component Analysis ...

2013
Robert Passey

In Australia, as electricity prices have increased, driven mainly by increases in peak demand, electricity use has decreased every year since 2008/09. The factors most responsible for these decreases include increased electricity costs, energy efficiency, solar water heaters and photovoltaics. Further increases in electricity prices and uptake of these technologies could result in further reduc...

This paper presents a new robust two-stage Data Envelopment Analysis (DEA) for efficiency evaluation of the electricity power production and distribution companies. DEA has been widely used for benchmarking the electricity companies. Traditional studies in DEA consider systems as a whole when measuring the efficiency, ignoring the operation of individual processes within a system. To tackle thi...

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