scholarly journals Central airport energy systems using alternate energy sources

1982 ◽  
Author(s):  
2019 ◽  
Vol 14 (2) ◽  
pp. 31-38
Author(s):  
Vasyl Zhelykh ◽  
Peter Kapalo ◽  
Stepan Shapoval ◽  
Iryna Venhryn ◽  
Khrystyna Kozak

AbstractOne of the most promising energy sources is solar energy, which is confirmed by the growth in the development of renewable energy for European countries. The main goal of research is to design and implement the latest energy systems for passive buildings using renewable energy. In this paper is documented the optimal operation stages of the solar heat supply system were investigated with recommendations for further development of the design and construction of passive buildings in Ukraine South.


Author(s):  
Radian Belu

The use of renewable energy sources is increasingly being pursued as a supplemental and an alternative to traditional energy generation. Several distributed energy systems are expected to a have a significant impact on the energy industry in the near future. As such, the renewable energy systems are presently undergoing a rapid change in technology and use. Such a feature is enabled clearly by power electronics. Both the solar-thermal and photovoltaic (PV) technologies have an almost exponential growth in installed capacity and applications. Both of them contribute to the overall grid control and power electronics research and advancement. Among the renewable energy systems, photovoltaic (PV) systems are the ones that make use of an extended scale of the advanced power electronics technologies. The specification of a power electronics interface is subject to the requirements related not only to the renewable energy source itself but also to its effects on the operations of the systems on which it is connected, especially the ones where these intermittent energy sources constitute a significant part of the total system capacity. Power electronics can also play a significant role in enhancing the performance and efficiency of PV systems. Furthermore, the use of appropriate power electronics enables solar generated electricity to be integrated into power grid. Aside from improving the quality of solar panels themselves, power electronics can provide another means of improving energy efficiency in PV and solar-thermal energy systems.


2015 ◽  
pp. 2016-2072
Author(s):  
Radian Belu

The use of renewable energy sources is increasingly being pursued as a supplemental and an alternative to traditional energy generation. Several distributed energy systems are expected to a have a significant impact on the energy industry in the near future. As such, the renewable energy systems are presently undergoing a rapid change in technology and use. Such a feature is enabled clearly by power electronics. Both the solar-thermal and photovoltaic (PV) technologies have an almost exponential growth in installed capacity and applications. Both of them contribute to the overall grid control and power electronics research and advancement. Among the renewable energy systems, photovoltaic (PV) systems are the ones that make use of an extended scale of the advanced power electronics technologies. The specification of a power electronics interface is subject to the requirements related not only to the renewable energy source itself but also to its effects on the operations of the systems on which it is connected, especially the ones where these intermittent energy sources constitute a significant part of the total system capacity. Power electronics can also play a significant role in enhancing the performance and efficiency of PV systems. Furthermore, the use of appropriate power electronics enables solar generated electricity to be integrated into power grid. Aside from improving the quality of solar panels themselves, power electronics can provide another means of improving energy efficiency in PV and solar-thermal energy systems.


Author(s):  
Marwa Mallek ◽  
Jalel Euchi ◽  
Yacin Jerbi

Hybrid energy systems (HESs) are an excellent solution for electrification of remote rural areas where the grid extension is difficult or not economical. Usually, HES generally integrate one or several renewable energy sources such as solar, wind, hydropower, and geothermal with fossil fuel powered diesel/petrol generator to provide electric power where the electricity is either fed directly into the grid or to batteries for energy storage. This chapter presents a review on the solution approaches for determining the HES systems based on various objective functions (e.g. economic, social, technical, environmental and health impact). In order to take account of environmental and health impacts from energy systems, several energy optimization model was developed for minimizing pollution and maximizing the production of renewable energy.


2019 ◽  
Vol 137 (1) ◽  
pp. 33-37
Author(s):  
Dominik Engel

AbstractThe mission to move from fossil to renewable energy sources is accompanied and enabled by the digitalization of our energy systems. With the introduction of information and communication technologies, the widespread integration of distributed, renewable sources, even in the distribution grid, are enabled. New use cases such as fast EV charging, local energy communities and dynamic energy tariffs are also enabled. However, this move toward digitalization also increases the exposure of the energy systems for cybercrime and raises concerns regarding the privacy of personal data. In this article, we address the issue of privacy in smart energy systems and give an overview of current methods to enhance privacy.


2009 ◽  
Vol 20 (4) ◽  
pp. 597-604 ◽  
Author(s):  
R. Raza ◽  
S. A. Hayat ◽  
M. Ashraf Chaudhry ◽  
J. Muhammad

There is a worldwide awareness for finding alternate energy sources. Fuel cells are seen as potential candidates to fill the upcoming energy shortage gap. In line with this global approach, an initiative has been undertaken for developing Fuel Cells in Pakistan. Accordingly, a prototype Fuel Cell was developed. Different experiments were conducted to gauge its performance. The results are presented in the graphical form. The study has also been extended to measure the impact of catalyst on various performance determining parameters of the Fuel Cell.


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