نتایج جستجو برای: smart grids

تعداد نتایج: 92392  

2013
C. E. Capovilla A. J. Sguarezi Filho I. R. S. Casella E. Ruppert

Recently, the renewable power grids that carry electricity generated by wind, solar, and tidal have received new investments to turn out to be feasible and to optimize their use based on the concept of smart grids [2]. Among all sources of electric energy applied to this new concept, wind generation has emerged as one of the most promising presented techniques and has been the focus of several ...

In the light of the emergence of smart grids, the functions associated with this type of grids in the blocks of the energy management system require the adoption of robust strategies in order to provide a higher level of control and protection. Under-frequency load shedding (UFLS) sheds load blocks when the frequency drop is below the threshold limit. In adaptive UFLS, in an advanced telecommun...

2008
Francisco LOBO Ana CABELLO Alberto LOPEZ

This paper proposes, using the Distribution Network (DN), the deployment of a common communication architecture to support different electrical services. The aim of the architecture proposed is to simplify the development of future smart grids in the current electrical systems.

2013
E. T. Tchao K. Diawuo W. K. Ofosu I. Ghansah

Abstract— Advocates of Smart Grid networks implementation in Ghana believe that Smart Grids will deliver a more secure, sustainable and affordable energy for future generations of Ghanaian consumers. It is also believed that Smart Grids would underlie much of the infrastructure which makes everyday life possible. In order to realize this dream, an Ultra High Frequency (UHF) telemetry system ha...

Journal: :Future Generation Comp. Syst. 2012
Jingcheng Gao Yang Xiao Jing Liu Wei Liang C. L. Philip Chen

Smart Grid is designed to integrate advanced communication/networking technologies into electrical power grids to make them ‘‘smarter’’. Current situation is that most of the blackouts and voltage sags could be prevented if we have better and faster communication devices and technologies for the electrical grid. In order to make the current electrical power grid a Smart Grid, the design and imp...

Journal: :International Transactions in Operational Research 2019

2016
Joonsang Baek Quang Hieu Vu Joseph K. Liu Xinyi Huang K. G. Paterson K. P. Birman L. Ganesh H. Khurana M. Hadley N. Lu

A smart grid is modernized electrical equipment that uses analog or digital information in an automated fashion to improve the efficiency, reliability, economics, and sustainability of the production and distribution of electricity. The main challenges of smart grids, however, to manage different types of front-end intelligent devices such as power assets and smart meters efficiently, and how t...

2012
Alessandro Barenghi Luca Breveglieri Mariagrazia Fugini Gerardo Pelosi

This paper gives an overview of the security issues regarding power grids. It is targeted to use case scenarios, namely smart metering, and home gateway for applications like electric cars and home multimedia contents distribution over the power grid. The scenarios are described, the architectural model of the smart power grid is described at a high level, the actors and data types are identifi...

2012
Okafor Kennedy E. C. N. Okafor C. C. Okezie

The energy demand in the enterprise market segment demands a supply format that accommodates all generation and storage options with active participation by end users in demand response. Basically, with today’s high power computing (HPC), a highly reliable, scalable, and cost effective energy solution that will satisfy power demands and improve environmental sustainability will have a broad acc...

2010
Graham Vickery

The OECD is a unique forum where the governments of 30 democracies work together to address the economic, social and environmental challenges of globalisation. The OECD is also at the forefront of efforts to understand and to help governments respond to new developments and concerns, such as corporate governance, the information economy and the challenges of an ageing population. The Organisati...

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