نتایج جستجو برای: non renewable energy

تعداد نتایج: 1925348  

2014
Sunil Kumar Singal

Economic and geopolitical limitation on global non-renewable energy supplies will force many nations, especially the developing countries, to accelerate their use of local renewable energy sources. The study reveals the research referring to the optimal configuration and Intelligent Control of Hybrid System. The system uses Renewable Energy i.e. Photovoltaic Cells, Biomass, Wind Energy, Small H...

2010
Mark T. Brown Shu-Li Huang David Tilley David R. Tilley

An elegant feature of emergy synthesis is its capability to integrate the diverse inputs required to operate a system into a single metric that represents the equivalent amount of energy of one type. However, integration also presents problems with 1) precise tracking of emergy flows from source to sink, 2) developing and estimating indices, 3) communicating results to non-emergy specialists, a...

2013
Ludovic Gris

The introduction of photovoltaic and wind turbine generation systems has been accelerating around the world, and the case for using renewable energy remains strong. However, because of the intermittency of the renewable sources, the power generation level, or capacity factor, of these renewable energy systems is relatively low and the generation level is not fixed. Generation capacity with thes...

2017
Tiejiang Yuan Tingting Ma Yiqian Sun Ning Chen Bingtuan Gao

With the increasing penetration of renewable energy in power systems, fluctuation of renewable energy power plants has great influence on stability of the system, and renewable power curtailment is also becoming more and more serious due to the insufficient consumptive ability of local power grid. In order to maximize the utilization of renewable energy, this paper focuses on the generation sch...

Masoud Yazdanpanah Nadejda Komendantova,

Currently Iran and Morocco are going through an energy transition. Ambitious plans exist at international, regional and national governance levels to deploy renewable energy sources (RES), such as concentrated solar power (CSP) and photovoltaic (PV) solar power. These plans foresee deployment of RES to cover local growing energy needs, to diversify energy supply and to benefit from electricity ...

2017
Ionica Oncioiu Anca Gabriela Petrescu Eugenia Grecu Marius Petrescu

This paper investigates the potential of Romanian renewable energy across energy production and consumption definitions. Moreover, it presents a model that estimates the regional evolution of renewable energy diffusion, focusing primarily on hydro energy. Statistics showed that Romanian consumers have a key role in developing the renewable energy market, while it is also very important to ensur...

2017
Manimegalai

The present modern power system is getting more complex and dynamic day by day. These Dynamic changes can be effectively handled by integrating renewable sources to the grid. The optimal usage of renewable sources will improve the overall performance of the electrical utility. Renewable energy sources and non-linear loads connected to grid have adverse effects on the power quality of the system...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده برق و کامپیوتر 1392

abstract nowadaysphotovoltaic solar cells (pvs) areacknowledged the fastest growing energy technology in the word, however, they only account for only fraction of current global renewable energy capacity. it isrecognized that this incomplete market penetration has been largely a result of the technology’sexcessive cost. so researchers are trying to find innovative, economic way with theaim of ...

2014
A. Giannitrapani S. Paoletti A. Vicino D. Zarrilli

The intrinsic variability in non-dispatchable power generation raises important challenges to the integration of renewable energy sources into the electricity grid. This paper studies the problem of optimizing energy bids for a photovoltaic (PV) power producer taking part into a competitive electricity market characterized by financial penalties for generation shortfall and surplus. To this pur...

ژورنال: مسکن و محیط روستا 2019
Tahsildoost, Mohammad, Zomorodian, Zahra S,

Renewable energy systems (RES) have a vital role in a country’s rural and comprehensive development programs. Renewable resources for the generation of electricity (e.g., wind, solar, geothermal, etc.) are typically most abundant and practical resources for development in rural areas. Such green development plans create an opportunity for rural electric utilities that are at a geographical adva...

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