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3 results for “Sun Helios”

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Research ArticleOpen accessIn the keywordsSimplification of Sun Tracking Mode to Gain High Concentration Solar EnergyOmar Aliman, Ismail Daut, Muzamir Isa, Mohd Rafi AdzmanPower conversion from solar thermal energy to electrical energy is still very cost-intensive. Serious effort has to be given in the development of the concentrator or heliostat structure expenditure which contributing the most expensive component in a central receiver solar power plant. With current development to find alternatives and lower down the capital, a new mode of sun tracking has … …American Journal of Applied Sciences, Vol. 4, Issue 3 · 31 Mar 2007 · 7,187 accessesView PDFCite
Research ArticleOpen accessIn the keywordsWhat is a UFO?Relly Victoria Petrescu, Raffaella Aversa, Bilal Akash et al.There is much talk about UFOs sometimes. Is there anyway? If so what are they? Here are some questions we want to answer them briefly in this paper. An unidentified flying object or UFO is defined as any apparent object in the sky that can’t be identified and classified as an object or phenomenon already known. But the name is … …Journal of Aircraft and Spacecraft Technology, Vol. 1, Issue 2 · 25 Jun 2017 · 17,960 accessesView PDFCite
Research ArticleOpen accessIn the keywordsOur UniverseRelly Victoria Petrescu, Raffaella Aversa, Bilal Akash et al.It's hard to know ourselves and our role as humanity, without knowing our precise location first. In the universe where we find ourselves (what we know not much about), there are billions of galaxies. A galaxy is a large cluster of stars (suns), i.e., solar systems; on average an ordinary galaxy contains about two billion stars (suns), which may or … …Journal of Aircraft and Spacecraft Technology, Vol. 1, Issue 2 · 21 Jun 2017 · 7,343 accessesView PDFCite