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 651 for “"CAL"”.
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Development of Cal Poly's Shock Table
… to creating a successful shock test facility. Cal Poly’s CubeSat programs can currently perform all environmental testing other than shock themselves, so a quality shock table would be useful. Previous groups of students had developed a shock table, and this paper details the improvement and …
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Improving Cal NAGPRA: Honoring Native American Rights
<p>The California Native American Graves Protection and Repatriation Act (Cal NAGPRA) became state law in 2001. Its purpose was to create a process whereby California tribes could seek to repatriate human remains and objects from their cultural heritage from museums and custodial institutions. Cal …
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Modeling and Analysis of Cal Poly Microgrid
<p>Microgrids—miniature versions of the electrical grid are becoming increasingly more popular as advancements in technologies, renewable energy mandates, and decreased costs drive communities to adopt them. The modern microgrid has capabilities of generating, distributing, and regulating the flow …
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CPLOP: The Cal Poly Library of Pyroprints
… not always reliable. The biology department at Cal Poly, San Luis Obispo has developed a new method for MST called pyroprinting. Pyroprints can be used as DNA fingerprints for identifying sources of fecal contamination and studying bacterial populations in host animals. The MST method consists …
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Enhanced Cal Poly SuPER System Simulink Model
The Cal Poly Sustainable Power for Electrical Resources (SuPER) project is a solar power DC distribution system designed to autonomously manage and supply the energy needs of a single family off-the-grid home. The following thesis describes the improvement and re-design of a MATLAB Simulink model …
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Estudo da permeabilidade e estrutura de solo-cal
… of clay soils, and the modifications of physical soil properties due to lime treatment. A special permeameter was built which uses compressed air and permits saturation by back pressure. This apparatus is described and its use in routine work is explained. The permeability study was divided …
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Static Balancing of the Cal Poly Wind Turbine Rotor
… <p>A rotor can be balanced either statically or dynamically. A method of rotor balancing was developed that achieves both the simplicity of static balancing and the accuracy of dynamic balancing. This method is best suited, but not limited, to hollow composite blades of any size. The …
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Estabilização de um solo argiloso com cal de carbureto
… effects of the waste lime and the effects of a calcitic hidrated lime on this soil. The steps of this research work consisted of: analysis of the waste lime, of the calcitic lime, and analysis of the soil; the effects of the waste lime and the effects of calcitic lime, in varied proportions, in …
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Cal-Adapt and the usability of climate adaptation tools
… form of map-based visualizations showing downscaled climate data. This thesis explores whether communities are actually able to use this downscaled data to inform decisions and consider policy options that will increase their resilience. I specifically focus on a tool produced by the State of …
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No-Till Vegetable Production at the Cal Poly Organic Farm
… to erosion, nutrient leaching, reduced biological diversity, loss of organic matter, and release of CO2 into the atmosphere (Brady and Weil, 2004). The usefulness of an organic no-till system for transplanted vegetables was explored over two growing seasons. In 2007-2008, in a randomized …
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Estabilização de areia com adição de cal e cinza volante
… compressive strengths obtained with the cylindrical specimens are comparable to those of soil-cement; at 28 days values were 37 kg/cm² and 54 kg/cm² for mixture with higher proportion of fly ash, at two compaction energies. It was observed the effect of curing time and temperature on the strength …
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Recuperación de morteros romanos de cal y chamota en aplicaciones actuales
… trituración, para posteriormente mezclarlos con cal aérea y obtener así un conglomerante capaz de fraguar, endurecer y adquirir resistencias tanto al aire como sumergido en agua. La cal, como conglomerante hidráulico, no se fabrica actualmente en España debido al uso de los cementos Pórtland. Sin …
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Applied Mass Properties Identification Method to the Cal Poly's Spacecraft Simulator
<p>The Cal Poly Spacecraft Simulator is currently being developed for future testing and verifying theoretical control applications. This paper details the effort to balance the platform and remove undesired external torque from the system using System Identification technique developed by Patrick …
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Adaptive Control Applied to the Cal Poly Spacecraft Attitude Dynamics Simulator
The goal of this thesis is to use the Cal Poly Spacecraft Attitude Dynamics Simulator to provide proof of concept of two adaptive control theories developed by former Cal Poly students: Nonlinear Direct Model Reference Adaptive Control and Adaptive Output Feedback Control. The Spacecraft Attitude …
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Durabilidade e módulo de elasticidade de misturas areia - cal - cinza volante
… and tensile strength obtained through diametrical compression (split tensile strength) 22 kgf/cm2. Static elastic modulus attained values up to 150,000 kgf/cm2 and the dynamic modulus 178,000 kgf/cm2. Durability testing have shown that adding cement and replacing sand by crushed stone together …
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Design, Validation, and Verification of the Cal Poly Educational Cubesat Kit Structure
… contributing to academic capacity building at Cal Poly and its collaborators. The design improves on existing CubeSat kit structures by increasing accessibility to internal components by implementing a modular backplane system, as well as adding the ability to be environmentally tested. …
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