Results 71 to 80 of about 1,812,610 (208)

International science conference RESpect report [PDF]

open access: yesActa Montanistica Slovaca, 2010
Report is dedicated to aspects of conceiving the number of scientific magazine Acta Montanistica Slovaca, which purpose wasto publish specific key reports from the sixth year of international science conference RESpect 2011.
Radim Rybár, Adriana Csikósová
doaj  

THE IMPACT ON CLIMATE AND ENVIRONMENT CHANGE –RENEWABLE ENERGY SECTOR [PDF]

open access: yes
Most of the people have an idea of what renewable energy sources are and what they can offer us. The majority of people are also very aware of the impact that non-renewable energy is having on the environment. The adage reduce, reuse, recycle is commonly
GURGU, Elena
core  

DESIGN OF ALTERNATIVE ENERGY SOURCES

open access: yesJournal of Industrial Design and Engineering Graphics, 2013
By energy sources we understand technologies and materials used to obtain various forms of energy necessary for the development of society. These sources must be in adequate quantities and be conveniently exploited in terms of technical, economic and ...
Popa Stefania
doaj  

Mathematical model of the solar combined cycle power plant using phase change materials in thermal energy storage system (Thermodynamic analysis)

open access: yesInternational Journal of Thermofluids
This research presents a novel mathematical framework for optimizing solar combined cycle power plants, with a particular emphasis on the exergy analysis of various superheating heat exchanger configurations used in thermal energy storage. The importance
Barno Sayfutdinovna Abdullaeva   +3 more
doaj   +1 more source

Energy and Economic Growth in Pakistan [PDF]

open access: yes
Recent rise in energy prices, shrinking existing resources, and the search for alternative sources of energy and energy conservation technologies have brought into focus the issue of causality between energy use and economic growth.
Rehana Siddiqui
core  

Comparative analysis of traditional and alternative energy sources [PDF]

open access: yesActa Montanistica Slovaca, 2008
The presented thesis with designation of Comparing analysis of traditional and alternative energy resources includes, on basisof theoretical information source, research in firm, internal data, trends in company development and market, descriptionof the ...
Adriana Csikósová, Lívia Bodonská
doaj  

Future prospects of the renewable energy sector in libya [PDF]

open access: yes, 2016
This study investigates the options available to the energy sector in Libyan, particularly in relation to the potential of using renewable energy as one of the main sources for the country.
Abdo, H, Al-Habaibeh, A, Mohamed, AMA
core  

Origin of the Ultrahigh-Energy Cosmic Rays and their Spectral Break

open access: yes, 2010
The energy spectrum, composition and arrival directions of ultrahigh energy cosmic rays (UHECRs) with energy above the cosmic ray ankle, measured by the Pierre Auger Observatory, are inconsistent if their origin is assumed to be extragalactic.
Dado, Shlomo, Dar, Arnon, De Rujula, A.
core   +1 more source

Combustion heat release models of biodiesels [PDF]

open access: yes, 2014
Fossil fuels such as standard gasoline and diesel fuel are the most important source of energy for our society today, providing the bulk of global energy requirements for transportation, construction, heating, and agriculture.
Abuhabaya, Abdullah   +2 more
core  

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