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 27 for “"Life cycle inventory"”.
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Automated life cycle inventory for typical wastewater treatment plant
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2027-05-01
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Addressing Allocation and Disparity in Methods of Life Cycle Inventory
<p>Life cycle assessment (LCA) is an environmental management standard practiced by a wide variety of government, industrial and academic users as a tool for understanding the broader environmental consequences incurred due to provision of materials and services. Before these impacts can be …
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Life cycle inventory uncertainty in resource-based industries : a focus on coal-based power generation
… process incorporated into the assessment Life cycle assessment (LeA) has received increasing attention for its role in environmental decision making processes, where it supports the process of defining the contribution of human activities to (at least the environmental dimension of) …
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Energy use and emissions reduction strategies for structural steel fabricators: a case study
… building construction. This research involves a life-cycle inventory assessment of structural members used in a case-study building to address this gap in research and identify high-impact areas for future process improvement at one fabrication facility. With a life-cycle inventory model …
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The development of a regional inventory database for the material phase of the pavement life-cycle with updated vehicle emission factors using moves
… various sustainability rating systems and life-cycle assessment (LCA) tools for roadways and pavements. However, many of the existing pavement LCA tools use outdated databases and, at present, there are no regional LCA tools available. This study focuses on regionalizing the pavement LCA by …
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Investigation of Fundamental Relationships to Improve the Sustainability of Unit Loads
… perspectives: physical interactions and end-of-life options of unit load components. From the physical interaction perspective, the effects of various characteristics of secondary and tertiary packaging components on load-bridging within unit loads are investigated.. Packaging component …
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An environmental analysis of injection molding
… alternatives, and provide a transparent life cycle inventory (LCI) identifying the mayor players in terms of environmental impact. The choice of injection molding machine type (hydraulic, hybrid or all-electric) has a substantial impact on the specific energy consumption (SEC), energy …
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Método de avaliação das emissões de CO2 no ciclo de vida do BRT
… This research focused on the analysis of the life cycle of a BRT system, having as objective to develop a tool that could predict the transportation system impacts in the planning stage. We conducted a life cycle inventory - ICV of Transcarioca corridor, newly deployed in the city of Rio de …
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Modeling the Production of Microalgal Biodiesel
… are to develop an integrated techno–economic life cycle inventory model of microalgal biodiesel production, create a base case that simulates proven manufacturing processes, identify potential barriers to technical, financial, and/or environmental viability, perform sensitivity analyses that …
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Life cycle assessment case study of North American residential windows
This thesis is a life cycle assessment (LCA) on three window types commonly available to the North American residential consumer: PVC, fiberglass, and wood covered with an aluminum cladding. The LCA was a case study based on the production of the three windows by a single representative …
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Development of a pavement life cycle assessment tool utilizing regional data and introducing an asphalt binder model
… in the field of transportation engineering. Life cycle assessment (LCA) is a quantitative method that can be used to measure the environmental impacts of pavements. A LCA framework for pavements is developed to evaluate the environmental burdens of five phases in the life cycle: material …
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GHG Implications of Downstream Decisions in the Petroleum Industry: A Life Cycle Assessment
… future environmental regulations by developing a life cycle assessment (LCA) framework to estimate the effect on greenhouse gas (GHG) emissions of 1) an international 0.5% sulfur marine fuel limit, and 2) regional and seasonal variability in U.S. gasoline and diesel specifications. Additional …
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Assembly of Life Cycle Inventories using Physical Models and Supervised Learning to support Sustainable Process Development in the Pharmaceutical Industry
… with novel synthesis pathways is essential. Life Cycle Assessment (LCA) is a methodology to holistically analyse the environmental impacts of goods and services. However, there are challenges in its application in early-stage process development: assembling Life Cycle Inventory (LCI) data is …
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Effect Of Field Pea And Multicarbohydrase Enzymes Inclusion On Growth, Diet Digestibility, And Greenhouse Gas Emissions Of Finishing Pigs And Their Manure
Introduction of field pea into a crop rotation cycle can reduce the use of nitrogenous fertilizers. Nitrogen fertilizer production and application is one of the largest greenhouse gas (GHG) emission sources from crop production. Multicarbohydrase enzymes improve diet digestibility by breaking down …
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Strategic evaluation of environmental metrics : making use of life cycle inventories
… evaluating design alternatives based upon their life cycle inventories, called "Explicit LCA" (XLCA). The utility of current LCA methods for comparing designs is limited for one of two reasons: ( 1) they are incomplete, in that they do not actually identify an overall best design, or (2) while …
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Quantifying the life cycle water consumption of a passenger vehicle
… effort devoted to characterizing the life-cycle performance of the vehicle product system. However, much of this work has focused on energy consumption and carbon emissions while few studies have examined water. The difference between water use versus water consumption were highlighted …
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Life cycle assessment comparison between Pepfactant® and chemical surfactant production.
… manufacturing process, using the methodology of Life Cycle Assessment (LCA) – a comprehensive tool to quantify the environmental impacts from products and processes. To find the environmental shortcomings of the proposed manufacturing process for Pepfactant® AM1, the LCA outcomes were compared …
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Development and implementation of comprehensive regionalized pavement life-cycle assessment
The use of life-cycle assessment (LCA) to evaluate the environmental impacts of pavement systems is a topic that stakeholders in academia, industry, and government have actively engaged with in the last two decades. The LCA methodology aims to provide quantitative environmental metrics such as …
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An exploration of materials taxonomies to support streamlined life cycle assessment
As life cycle assessment (LCA) gains prominence as a reliable method of environmental evaluation, concerns about data availability and quality have become more important. LCA is a resource intensive methodology, and thus data gaps pose a frequent challenge, motivating the need for robust …
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