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 43 for “"Total cost of ownership"”.
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Characterizing opportunities for short reach optical interconnect adoption : a market survey and total cost of ownership model approach
… has increased dramatically with the rising use of the Internet and various types of multimedia data - text, audio, graphics, video, and voice. As a consequence, the technologies that connect and transport data have become critically important. Available interconnect technologies are broadly …
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Green HPC : a system design approach to energy-efficient datacenters
… primary interest among HPC researchers because of a renewed emphasis on Total Cost of Ownership (TCO) and the pursuit of higher performance. Quite simply, the cost of operating modern HPC equipment can rapidly outstrip the cost of acquisition. This phenomenon is recent and can be traced to the …
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Machine to machine communication for physical security
The objective of this study was to research the core principles of Machine to Machine (M2M) communications methodology and create a framework that can be used to lower the total cost of ownership for a system. The second objective was to demonstrate an M2M communications application for physical …
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An empirical study on software quality : developer perception of quality, metrics, and visualizations
Software tends to decline in quality over time, causing development and maintenance costs to rise. However, by measuring, tracking, and controlling quality during the lifetime of a software product, its technical debt can be held in check, reducing total cost of ownership. The measurement of …
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Experimental Design and Comparative Testing of a Hybrid-Cooled Computer Cluster
… over air cooling. There are several methods of liquid cooling, notables include: immersion, cold water cooling, and warm water cooling. The total cost of ownership is difficult to determine with these options as each has a different impact on the data center. Considering retrofit, over a new …
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A Comprehensive Study on Energy Management Strategy Design of an Extended-Range Electric Vehicle
… research on the development process of an extended range logistics vehicle (ERLV) is conducted in the automobile theory and vehicle control points of view. The research priority of the study consists of three parts: the background review and the vehicle structure design, the …
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A global sourcing strategy for durable tooling
… industries have led to an increased utilization of strategic sourcing initiatives: among them is low cost sourcing. While low cost sourcing has been used extensively for direct materials, the penetration of low cost sourcing in indirect materials is small. This thesis develops a global sourcing …
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Make vs. Buy Optimization for Industrial Manufacturing & Distribution Businesses
… product. Here we show the development of a broad strategic sourcing framework and detailed item-level analytical tool to aid in these make vs. buy decisions for manufacturer-distributors in commoditized markets. We show that the novel combination of internal capability and capacity …
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0 + 0 = 1 : the appliance model of selling software bundled with hardware
The business model of selling software bundled with hardware is called the appliance model. As hardware becomes less and less expensive and open source software is being offered for free, the traditional business model of selling packaged software is being threatened. This disruption in the …
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Reliability evaluation of Sabah transmission and sub-transmission networks
… planning criteria such N-1 and N-2 are measures of system wide reliability provided by an electricity distribution utility. These criteria also indirectly indicate the utility’s Operations and Maintenance (O&M) efficiency, system’s ability to transfer load to the neighbouring units in case of …
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Technological and economic comparison of battery technologies for U.S.A electric grid stabilization applications
… can provide many benefits to the electric grid of the United States of America. With recent pushes to stabilize renewable energy and implement a Smart Grid, battery technology can play a pivotal role in the advancement of energy storage of the grid. While there are many types of batteries that …
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A Conceptual Design and Economic Analysis of a Small Autonomous Harvester
… equipment have led to an increasing degree of autonomy. As the state of the art progresses towards fully autonomous vehicles, it is important to consider assumptions implicit in the design of these vehicles. Current automation in harvesters have led to increased sensing and automation on …
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Accelerating bus electrification : enabling a sustainable transition to low carbon transportation systems
… the notion that widespread electrification of the transportation sector will be an essential strategy for meeting scientifically-based midcentury climate goals. While transit buses have a relatively small impact on greenhouse gas emissions, they have a larger impact on urban air quality, …
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QUANTIFYING THE COST OF DATA CENTER COOLING APPROACHES INCLUDING SERVICE-LEVEL AGREEMENTS
This thesis developed a comprehensive cost model for evaluating and comparing the financial viability of different data center cooling systems. As data center demand and energy consumption rise, driven by AI and cloud computing, optimizing cooling systems is critical for reducing operational …
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System thinking to analyze the Market penetration of Two-Wheeled vs Four-Wheeled EVs in India
… analyzes the disparate market penetration rates of electric two-wheelers (E2Ws) and electric four-wheelers (E4Ws) in India, using systems thinking approaches to understand the underlying dynamics and propose strategic interventions. In 2024, while E2Ws have achieved 4.43% market penetration, E4Ws …
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GreenMap: MapReduce with ultra-high-efficiency power delivery
With the continuous growth of online services, energy consumption has become a significant fraction of the total cost of ownership of large data centers. Though much work in green computing has focused on improving efficiency for computation units such as CPU’s or servers, little attention has been …
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Decarbonizing the Global Shipping Industry: Evaluating Pathways for Alternative Fuels
… and feedstock. Each pathway is assessed based on cost and multi-attribute utility using system-level metrics relevant to shipping. For alternative fuels, fuel cost models have been developed to estimate the levelized cost of production based on varying electricity prices, natural gas prices, and …
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Techno-Economic Analysis of Line Haul and Switcher Locomotive Propulsion by Diesel, Battery, and Hydrogen Fuel Cell Technologies
This thesis examines the critical challenges of reducing greenhouse gas (GHG) emissions within the freight rail industry of the United States transportation sector. The transportation sector, being a significant contributor to the nation’s GHG emissions, requires urgent attention to mitigate …
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Techno-economic analysis of a rapid phenotyping rover
… robot that measures the physical traits of plants to identify high yielding crop varieties would fit in the current agricultural market by assessing historical crop production, similar technology currently available, and stakeholders, and develops a ten-year forecast of yields. The …
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