Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 52 for “"Alternative Energy Sources"”.
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FONTI ENERGETICHE RINNOVABILI: INCENTIVI ECONOMICI E ALTRI STRUMENTI DI SUPPORTO. UN'ANALISI DI DIRITTO COMPARATO.
Italy is a country where the energy supply depends largely on imported fossil fuels (such as oil and natural gas). The favorable geographic location could encourage the development of renewable energy sources; nevertheless, the growth of alternative energy sources is slow. What are the reasons? …
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A Method for PMU-Based Reconfigurable Monitoring
… tendency towards distributed generation and alternative energy sources, the power grid must be more carefully monitored in order to ensure stability. Phasor Measurement Units (PMUs) provide very good observation of a small area of a network, but their relatively high cost prevents them from …
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The consumption of energy for domestic use in three African villages
… were recorded. The larges~ quantities of energy are consumed . .in KwaZulu with the least in the Transkei (only slightly belong Lesotho). the total consumption of energy largely depends on the availability tv of wood. wood becorr.es scarce, is burnt for heat and cooking. Paraffin is used …
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The scarcity of domestic energy : a study in three villages.
… were recorded. The largest quantities of energy are consumed in KwaZulu with the least in the Transkei (only slightly below Lesotho). The total consumption of energy largely depends on the availability of wood. When wood becomes scarce, dung is burnt for heat and cooking. Paraffin is used …
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Energy substrates, metabolic regulators, and lipid accumulation during culture of in vitro-produced bovine embryos
… for bovine embryonic development, using alternative energy sources and metabolic regulators. Replacing glucose with fructose in culture medium consistently increased blastocyst production per oocyte and decreased lipid content in bovine embryos. The use of phenazine ethosulphate (PES) or …
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Semiconducting tin oxide and cobalt oxide films for future solar energy applications
Increased need for alternative energy sources has instigated much interest in conversion of solar energy to other useful forms of energy. Semiconducting oxide thin films have potential applicability in photovoltaic conversion of solar energy to electrical energy and thermal energy collection or …
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Alternative energy systems for Puerto Rico : analysis and comparison of anaerobic waste digestion
Energy prices in Puerto Rico are increasing constantly, making evident the need for alternative energy sources. Several methods to produce power have been developed as alternatives to burning petroleum, such as solar energy generation, but these processes have not been successfully implemented in …
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First-principles transition-metal catalysis : efficient and accurate approaches for studying enzymatic systems
… for green chemistry and optimal harnessing of alternative energy sources.
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A hierarchical model for photovoltaic system performance analysis
… and ever-escalating fuel prices would make alternative energy sources increasingly important in coming years. This study is aimed to develop the tools required to analyze the feasibility of alternate energy sources. Although the study refers specifically to solar energy, the methodology is …
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Analysis of MIT campus wind resources for future wind turbine installation
As our nation's continuing dependence on fossil energy and the problems that result from that dependence grow more apparent, we must look to alternative sources of energy to power the country. As a global scientific and technological leader, MIT is expected to take a part in the search for and …
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A multifunction wall system for application with solar heating and ground cooling
… of heating and cooling systems utilizing alternative energy sources is largely dependent on their ability to replace conventional systems with no appreciable loss in comfort or convenience. Research was done to determine why current passive solar heating systems and double-shell solar …
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Feasibility Assessment for Amine-Based Shipboard Carbon Capture
… 2008. Maritime traffic relies on non-renewable energy-dense fossil fuels and alternative energy sources have yet to prove feasible for a large sector of the industry. Shipboard carbon capture systems (SCC) offer a possible solution to maritime CO₂ emissions. Here, MEA-based carbon capture …
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Alternative and Renewable Energy
… and perhaps only half that long. A system of alternative and renewable fuels is our only solution to this problem. With proper action and development, a worldwide energy crisis will be avoided. </p><p>We have an abundance of renewable and alternative energy sources that are not currently being …
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Tuning the transport properties of layer-by-layer thin films for fuel cell applications
The increasing global focus on alternative energy sources has led to a renewed interest in fuel cells. For low power, portable applications, direct methanol fuel cells (DMFCs) are the most promising type of fuel cell. DMFCs can operate at ambient conditions and only require dilute methanol …
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A Comparison of Two Air Compressors for PEM Fuel Cell Systems
… cells are considered one of the best potential alternative power sources for automobiles. For this application, high efficiency and high power density are required. Pressurizing the fuel cell system can give higher efficiency, higher power density and better water balance characteristics for the …
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Validation of a numerical model for the analysis of thermal-fluid behavior in a solar concentrator vessel
The need for innovation in the renewable energy sector is an ever-growing concern. With national-level disasters in the Gulf of Mexico, the necessity to begin the drive to develop effective and practical alternative energy sources becomes a more pressing concern. The CSPond project is an attempt to …
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An Analysis of Nuclear Power's Potential Viability as a Transition Energy Technology in South Carolina
… increasingly aware of the negative effects of energy production from burning fossil fuels. These range from the environmental impacts to the economic impacts caused by a strong reliance of energy production by burning these fuels. Burning fossil fuels releases large emissions of carbon dioxide …
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An integrative approach for germplasm utilization, genetic diversity and QTL mapping in Camelina spp. and crop-production issues in Thlaspi arvense, new promising oilseed crops for bioenergy and industrial uses
… demands continue to increase to satisfy current energy needs. Fossil fuels are the primary source of energy and supply 80% of the total demand, 58% of which is used for transportation purposes. However, decreasing oil reserves, rising prices and negative environmental implications have all …
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Viability of an expanded United States nuclear power program and its effects on energy markets
The four biggest energy sources in the United States are coal, crude oil, natural gas, and nuclear power. While coal and nuclear power are produced domestically, more than 70% of crude oil and 20% of natural gas is imported. This places an unhealthy dependence on foreign products for our economy. …
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From digitalization to P&L : integrating the value chain of energy industry to improve social and financial profits
… unconventional assets, and the competition with alternative energy sources. In this challenging environment, integration and optimization of the full value chain serve as an excellent opportunity for the enterprise to improve its financial and social benefits. Utilizing architecting innovative …
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