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 19 of 19 for “"Powerplant"”.
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Modeling and Testing Powerplant Subsystems of a Solar UAS
<p>In order to accurately conduct the preliminary and detailed design of solar powered Unmanned Aerial Systems (UAS), it is necessary to have a thorough understanding of the systems involved. In particular, it is desirable to have mathematical models and analysis tools describing the energy income …
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In-situ nitric oxide sensor for powerplant emission control, An
Includes bibliographical references (pages 139-143).
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Investigation of alternative rotorcraft powerplant configurations for improving airframe performance
Alternative rotorcraft powerplant configurations were analyzed to determine their improvements to airframe performance capabilities, with the main goal of increasing an aircraft's range. The helicopter's engine was the focus of this thesis, with emphasis on improving its specific power (power vs …
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A method for identifying structural load share opportunities in aircraft powerplant configurations
… and load carrying capacity of the overall powerplant system. This can only be achieved if the main structural components of the power plant are to be designed as a single structural unit: using the inherent load carrying capacity of the surrounding nacelle components to ‘share’ or relieve …
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Identification of endophytic bacterial communities associated with South African crops: sorghum bicolor (L. Moench), pennisetum glaucum and arachis villosulicarpa
… and SDS-based) and five commercial kits: MoBio PowerPlant Pro® DNA Isolation Kit, Qiagen DNeasyR Plant Mini Kit, Fermentas GeneJET Plant Genomic DNA Purification Kit, MoBio PowerSoilTM DNA Purification Kit and MoBio UltraClean® Soil DNA Isolation Kit. Eletrophoresis and the Nanodrop were used to …
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The Propulsive Design Aspects on the World’s First Direct Drive Hybrid Airplane
… the method of integration of the hybrid powerplant system into a Stemme S-10 and describes the various components of that system.</p>
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Desorption of Non-Exchangeable Radiocesium in soil from Fukushima Prefecture, Japan
<p>The Fukushima Daiichi Nuclear Powerplant was struck by an earthquake and a tsunami resulting in the meltdown of four of the six reactor cores operating at the plant. As a result, nuclear waste was released from the plant, contaminating the soil in the region. Most of the contamination was …
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A historical perspective of aircrew systems effects on aircraft design
… than the integration of the airframe and powerplant. However, the true test of the aircraft is how well the aircrew can use the aircraft for mission performance. NAVAIR has been seeking the establishment of an Aircrew Centered System Design discipline, to be addressed as an integral part …
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Otimização das leis de manobra de comportas dos circuitos de enchimento e esgotamento de eclusas de navegação
… method was tested on the example of the Promiss Powerplant Navigation Lock. ln order to obtain more general conclusions and a comparison between different locks, a formulation using dimensionless variables was also proposed and developped. For the purpose of integrating numericalIy the equation …
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Powerscapes
… the Powerscapes is a spatial problem. Unlike a powerplant that burns coal or oil, the scale of the Powerscapes is dramatically extensive. The inserted Powerscapes will interiorize the desert landscape and shelter the ground from the harsh direct sunlight that will be captured for power supply. …
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Development of Diagnostic Tools for Use in a Gas Turbine Engine Undergoing Solid Particulate Ingestion
… can be ingested directly into the gas turbine powerplant which is exposed to the ambient environment. For helicopters and other vertical takeoff and landing (VTOL) aircraft, rotor down wash presents a particular threat during takeoff and landing operations as significant amounts of groundlevel …
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Experimental Investigation of NexGen and Gas Burner for FAA Fire Test
… for the required FAA fire certification tests on Powerplant. The objective of this study is to understand the performance of this burner and provide the benchmark to adapt the burner setting for future FAA fire tests. The NexGen burner was found to satisfy the temperature and heat flux …
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Experimental Investigation of NexGen and Gas Burner for FAA Fire Test
… for the required FAA fire certification tests on Powerplant. The objective of this study is to understand the performance of this burner and provide the benchmark to adapt the burner setting for future FAA fire tests. The NexGen burner was found to satisfy the temperature and heat flux …
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Optimum Design of Composite Wing Spar Subjected to Fatigue Loadings
… on the wings include its lift distribution, powerplant, and fuel which can be carried in the wing body. When in flight these forces repeatedly cause cyclic displacements which could ultimately lead to failure. It is important to design the wing spars which carry the bending loads, to be …
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The Use of Virtual Reality Training Environments for Procedural Training in Fourth-Generation Airliners
… course for FAA certificated Airframe and Powerplant (A&P) technicians, which used a Full Flight Simulator (FFS) to deliver and assess training, differed from the same training delivered using a Virtual Reality (VR) device.</p> <p>The study used an experimental design with three groups and …
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The development and evaluation of a lean six sigma advanced manufacturing methodologies course for aeronautical engineering technology curriculum
… included a focus on transforming the School’s powerplant laboratory into a more typical aerospace manufacturing cell layout, enabling students to explore ways of operating an advanced manufacturing facility. Students in the advanced aviation manufacturing course developed and implemented …
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A combined cycle approach to dual-mode scramjet design and analysis
… (scramjet) engine. This hypersonic airbreathing powerplant, which is fundamentally comprised of a high-speed flowpath with no moving parts, belies its structural simplicity with the attendance of incredibly rich fluid and flame dynamics that govern its design and operation. While great strides …
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Větrná elektrárna
Práce se zabývá popisem větrných elektráren se zaměřením na jeden konkrétní typ elektrárny. Stručně je popsán trend větrných elektráren ve světě a v České republice. Součástí práce je výpočet větrné elektrárny, dle zvoleného typu, která je umístěna v lokalitě Prosiměřice na Znojemsku. Zároveň je v …