نتایج جستجو برای: wind energy densitykwh

تعداد نتایج: 731968  

Journal: :تحقیقات اقتصادی 0
بابک صفاری استادیار اقتصاد، گروه اقتصاد، دانشگاه اصفهان رضا نصراصفهانی استادیار اقتصاد، گروه اقتصاد شهری، دانشگاه هنر اصفهان نسیم منصوری دانشجوی کارشناسی ارشد اقتصاد شهری، دانشگاه هنر اصفهان

open local energy requirements, the need for regional energy planning in the process of macro-planning can make significant energy. in this respect, the outer part of the direct effects of energy production and consumption locally effective, less energy planning processes will be huge. in this paper, the issue of continuity of energy supply, long-term access to resources and lower emissions fro...

2013
Eric M. Jensen Ray S. Fertig

As wind turbines continue to grow in size, the wind energy industry increasingly looks to carbon fiber composites as a way to meet demanding weight and stiffness requirements. In general, wind energy carbon fiber tends to be large-tow standard-modulus carbon fiber manufactured as economically as possible. This focus has the potential to produce properties and property distributions unique to wi...

2011
Qiang Zhai Huajun Cao Xiang Zhao Chris Yuan

Automotive manufacturing is energy-intensive. The consumed energy contributes to the generation of significant amounts of greenhouse gas (GHG) emissions by the automotive manufacturing industry. In this paper, a study is conducted on assessing the application potential of such clean energy power systems as solar PV, wind and fuel cells in reducing the GHG emissions of the global auto manufactur...

1999
Hans J. Fahr Daniel Ruciński

Many stars are known to drive stellar winds of the solar wind type. Thus when moving through the ambient interstellar medium these stars not simply ionize this medium but also interact as moving stellar wind systems. Only neutral interstellar gas components can directly enter the inner stellar wind region and there undergo charge exchange reactions with the supersonic stellar wind protons. Ther...

2016
W. T. Chong

Solar energy, renewable energy, urban wind energy, environment, augmented wind turbine. a r t i c l e i n f o

2003
J. P. Verhoef C. A. Westra

An important implementation issue for wind farms is the risk of bird collision. A lot of the existing knowledge on birds and wind energy is based on studies at onshore sites. With respect to wind energy implementation especially offshore, more information about the environmental impact is needed. Several countries carrying out environmental base line studies focuses on offshore wind farm sites....

Ali Akhavein, Mahmoud Reza Haghifam Shohreh Monshizadeh,

A wind farm is a collection of wind turbines built in an area to provide electricity. Wind power is a renewable energy resource and an alternative to non-renewable fossil fuels. In this paper impact of wind farms in power system reliability is investigate and a new procedure for reliability assessment of wind farms in HL1 level is proposed. In proposed procedure, application of Fuzzy – Markov f...

Journal: :Rel. Eng. & Sys. Safety 2009
Haitao Guo Simon Watson Peter Tavner Jiangping Xiang

Reliability has an impact on wind energy project costs and benefits. Both life test data and field failure data can be used for reliability analysis. In wind energy industry, wind farm operators have greater interest in recording wind turbine operating data. However, field failure data may be tainted or incomplete, and therefore it needs a more general mathematical model and algorithms to solve...

2017
Marouane El Azzaoui

In recent years, wind energy has become one of the most important and promising sources of renewable energy. As a result, wind energy demands additional transmission capacity and better means of maintaining system reliability. The evolution of technology related to the wind system industry has led to the development of a generation of variable speed wind turbines that present numerous advantage...

2018
Dilek Kuccuk Dougan Kuccuk

Ontologies are critical sources of semantic information for many application domains. Hence, there are ontologies proposed and utilized for domains such as medicine, chemical engineering, and electrical energy. In this paper, we present an improved and extended version of a wind energy ontology previously proposed. First, the ontology is restructured to increase its understandability and covera...

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