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.
Results
Showing 1 to 20 of 58 for “"increasing efficiency"”.
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Parabolic trough solar collectors : design for increasing efficiency
… a tube filled with a heat transfer fluid. The efficiency and cost of the parabolic trough collector designs is influenced by structural stiffness, choice of materials, assembly tolerances, mirror cleanliness and wear. Current performance estimates of solar trough optical field efficiencies are …
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A variable fluid-transformer for increasing efficiency in hydraulic control systems.
Massachusetts Institute of Technology. Dept. of Mechanical Engineering. Thesis. 1965. Sc.D.
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Simulating the Human in Human-Centred Design: Increasing Efficiency in Design Activities
… imperfect, can systematically enhance the efficiency and rigour of human-centred design (HCD), particularly particularly when access to stakeholders is limited and interdisciplinary complexity is high, such as designing augmentative and alternative communication (AAC) systems. This research …
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INCREASING EFFICIENCY AND SUSTAINABILITY OF WASTE-TO-ENERGY SYSTEMS USING BIOCHAR FOR HYDROGEN SULFIDE CONTROL AND LIFE CYCLE ASSESSMENT
… research aim was to increase energy production efficiency and reduce the environmental impacts of waste-to-energy technologies, specifically anaerobic digestion (AD) of dairy manure (DM) and combustion of poultry litter (PL). The first objective was co-digestion of DM with gummy vitamin waste …
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The development of a student-initiated, teacher-guided hypermedia program for automotive computer control systems
… program to provide a starting point in increasing efficiency in instructional delivery and to continue to provide the skills necessary for a student to become a competent automotive technician.
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Efficiency alone as a solution to increasing energy consumption
… was performed to determine the effect of efficiency on the total US energy consumption of automobiles and refrigerators. Review of literature shows that there are many different opinions regarding this issue. Trends in energy consumption were constructed using historical data from …
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AC Direct Drive LED Lighting Using Low Cost Analog Components
… the conclusions of methods for improving efficiency from a previous investigation that found minimizing voltage across the linear regulating MOSFET led to higher efficiency at the cost of increased input current THD. This project found that this conclusion is physically realizable, with a …
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A probabilisitc approach to the frequency domain analysis of drill-string lateral vibrations
… and dynamic behaviors of drill-strings, towards increasing efficiency. Drill-string dynamics involves complex phenomena with excitations in axial, lateral and torsional directions, and coupling of these three and other factors such as mass imbalance, whirling, or stick-slip motion of the bit. The …
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Improving relationships between public transit authorities and medical centers : case studies and applications to the Illinois Medical District (Chicago, Illinois) and Centro Medico (Sun Juan, Puerto Rico)
… the hospital experience by reducing congestion, increasing efficiency, improving the built environment, avoiding the deadening effect of parking garages, and improving quality of care. The thesis considers the implications of improved public transportation on medical centers, as well as the …
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Time dependent dielectric breakdown in novel GaN metal-insulator-semiconductor high electron mobility transistors
… mobility transistors (MIS-HEMTs) have been increasing in popularity for high voltage power electronics applications because they combine high electron mobility with low gate leakage, increasing efficiency. This comes with the tradeoff of increased reliability concerns to be addressed before …
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On-chip networks for manycore architecture
Over the past decade, increasing the number of cores on a single processor has successfully enabled continued improvements of computer performance. Further scaling these designs to tens and hundreds of cores, however, still presents a number of hard problems, such as scalability, power efficiency …
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Effect of Passive Clean Air Injection Into the Wake Region of a Moving Ground Vehicle
… passive method, pressure drag can be reduced, increasing the overall performance of the vehicle. To ensure high velocity fluid injection, a venturi shaped roof was implemented with an inlet size of 352mm x 12.7mm, and 2 outlets of size 88.011mm x 25.4mm resulting in an area of 4,470.959 for …
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Developing a Methodical Approach for the Systematic Identification of Innovative Technological Applications – Based on Mixed Reality in Manual Order Picking
… innovative and implement new technologies with increasing efficiency and effectiveness. Uncertainty about whether to use new technologies and missing knowledge about their advantages lead to staggering and withholding from fast diffusion of innovations. Focusing on the industry of logistics and …
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Industry 4.0 in Biomanufacturing: Predictive Real-Time Models Using Process Analytical Technology
… improving product quality, reducing costs, and increasing efficiency. In this thesis, we collect capacitance and optical density data from two in-line sensors in production bioreactors to compute real-time readings of viable cell density (VCD) and viability, two critical metrics that drive …
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Strategies for Developing Entrepreneurial Capacity and Capability in Coffee Industry Sect in Timor-Leste
… (PESTLE analysis), prospects, and obstacles in increasing entrepreneurial capacity and capability. And it was found that by increasing efficiency in partnership and collaboration of all parties in Pentahelix, it can promote and awaken the entrepreneurial spirit of the Timorese people and …
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An Analysis of Employee’s Perception on Motivation Mechanism in Public Service: Empirical Evidence from Katavi Police Force
… Intelligence, Good Record, Leadership abilities, Efficiency, Education standard, Faithful, Public Relationship and Obedience. However, more than half( 68% ) of the police officer gave their views that their working environment is not well conducive enough to enhance their work output. The …
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DAN-based string rewrite computational systems
… it through three cycles of mutagenesis to gather efficiency data. We showed that the counter operates with increasing efficiency, but decreasing overall yield.
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Impact of distributed energy resources on locational marginal prices and electricity networks
… of decentralized resources, while maintaining or increasing efficiency and operational reliability. Secondly, distributed energy resources have a quantifiable impact on short-term wholesale pricing of electricity (LMPs). Thirdly, distribution locational marginal prices (DLMPs) have been …
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Development of an automated system for extraction and quantification of soybean cyst nematode (SCN) eggs and cysts
… next decade. Addressing this demand necessitates increasing efficiency of soybean production, as increases in harvested area and yield per unit area alone are not viable solutions. The soybean cyst nematode (SCN) is the most devastating pathogen for US soybean, causing an estimated $1.5 billion in …
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