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 25 for “"Green house gas"”.
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Comparative analysis of automotive powertrain choices for the near to mid-term future
… types to be assessed include naturally aspirated gasoline engines, turbocharged gasoline engines, diesel engines, electric hybrids using gasoline engines and advanced transmissions. Advancements in aerodynamics, weight reduction and tire rolling friction are also taken into account. The basis for …
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Design of a battery-powered induction stove
… that emit hazardous fumes and contribute to green house gas emissions. Electric stoves would alleviate many of these issues, but significant barriers to adoption, most notably lack of reliable electric power, make current commercial options infeasible. However, a stove with an input power of …
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An investigation of the potential for and application of life cycle analysis in the pharmaceutical industry
… of this waste consisting of CO2 and other green house gas emissions. Typically, between 80 and 90% of the total mass used in the production of an active pharmaceutical ingredient (API) may be attributed to solvent use. Four case studies from Pfizer, Bristol-Myers Squibb, and Novartis are …
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Current technologies and trends of aluminum design
… assessment of aluminum production is discussed. Green-house gas emissions from aluminum production over the past several decades have declined consistently due to new smelting technologies. In addition, a great amount of aluminum in use today is recycled aluminum. As engineers and architects look …
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Energy Performance and Economic Evaluations of the Geothermal Heat Pump System used in the KnowledgeWorks I and II Buildings, Blacksburg, Virginia
… components in buildings but also contribute to green house gas emissions. As a result often environmental design strategies are focused on the performance of these systems. New HVAC technologies such as Geothermal Heat Pump systems have relatively high performance efficiencies when compared to …
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A comparison of ground source heat pumps and micro-combined heat and power as residential greenhouse gas reduction strategies
… fuels offer potential for the reduction of green house gas emissions in comparison to the conventional approaches for providing heating, air conditioning and electric power to residential homes. Factors that may impact the relative merits are actual system operating efficiencies, regional …
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Reducing Private Vehicle Dependency in Metro Vancouver: Overcoming Car Culture Through Mobilities Justice
… reduce reliance on automobiles, support regional Green House Gas (GHG) reduction targets, and ensure that mobility justice is foundational to all proposed solutions. The research uses an interdisciplinary framework that considers structural, policy, social, and environmental factors and how the …
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Scenario based lifecycle analysis of greenhouse gas emissions from petroleum-derived transportation fuels in 2050
… These fuels contribute significantly to global green house gas (GHG) emissions, both from their production and combustion emissions. Production emissions make up one fifth of the emissions associated with the entire petroleum fuel lifecycle. Although the current non-combustion production …
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Forecasting CO₂ emissions and identifying key CCUS factors for achieving net-zero targets in the North American cement, iron, and steel industries
… organizations. Keywords: Carbon Dioxide; Green house gas; Cement, Iron and Steel; Forecasting; North America; CCUS; Rough set theory; DEMATEL; Fuzzy set theory
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Design and development of a custom dual fuel (hydrogen and gasoline) power system for an extended range electric vehicle architecture
… global concern with regards to vehicle-generated green house gas (GHG) emissions and the resulting air pollution. Currently, gasoline and diesel are the most widely used automotive fuels and are refined from crude oil which is a nonrenewable resource. When they are combusted in an Internal …
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Developing a temperature-dependent simulation model for Sitobion avenae: Impacts of climate change for spring barley in Ireland
… from three Global Climate Models (GCMs) and two green house gas projection pathways, were used to drive the aphid simulation model for eleven locations in Ireland. Reported findings include increases in both aphid abundance and voltinism, as well as advanced phenology across all sites for …
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Fuel economy regulations and efficiency technology improvements in U.S. cars since 1975
… for 43% of petroleum consumption and 23% of green- house gas emissions in the United States. Corporate Average Fuel Economy (CAFE) standards are the primary policy tool addressing petroleum consumption in the U.S., and are set to tighten substantially through 2025. In this dissertation, I …
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Approaches to representing aircraft fuel efficiency performance for the purpose of a commercial aircraft certification standard
… concern over the potential harmful effects of green house gas emissions from various sources has motivated the consideration of an aircraft certification standard as one way to reduce aircraft C02 emissions and mitigate aviation impacts on the climate. In order to develop a commercial aircraft …
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Predicting storage vessel geometry requirements for discharge of extreme shape materials
… energy to mitigate the global warming or green-house gas emissions is global and is increasing everyday especially on bioenergy/biofuels. Clean Development Mechanism was developed in the Kyoto Protocol to ensure the mitigation of global warming is achieved in developing countries and …
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Bottom-up modelling of energy demand and technical energy savings potential in the Irish residential sector
… as the quickest, least costly method of green house gas mitigation, most recently in the 2012 World Energy Outlook, and urges all governing bodies to increase efforts to promote energy efficiency policies and technologies. The residential sector is recognised as a major potential source …
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Model and Control System Development for a Plug-In Parallel Hybrid Electric Vehicle
… 3 are to reduce petroleum energy use (PEU) and green house gas (GHG) emissions while maintaining safety, consumer acceptability, and performance, with an increased focus on cost and innovation. HEVT selected a P3 Plug-in Parallel hybrid electric vehicle (PHEV) to meet design goals and …
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Energy use analysis and technology for electric transit buses
Electric vehicles offer a method of transportation where the energy generation process is moved from the on-board engine to the electrical generation system. The Canadian electrical generation mix has a significant portion of low carbon and renewable sources. This low environmental impact source of …
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Optimization tool for transit bus fleet management
… to calculate cost.;The other key element is a green house gas (GHG) emissions model, which was based on the fuel consumption model in the TCRP C-15 project and GREET model generated at Argonn National Laboratory. The GHG model utilizes fuel consumption data to provide tail pipe GHG emissions …
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Essays on the economics of renewable energy
… Union and the United nations for reducing green house gas emissions and how that commitment is shared around the world is reviewed. Finally, Scotland is compared to several European countries on the basis of government policies and attainment of renewable energy deployment. Chapter Two …
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Essays on the Economics of Renewable Energy
… Union and the United nations for reducing green house gas emissions and how that commitment is shared around the world is reviewed. Finally, Scotland is compared to several European countries on the basis of government policies and attainment of renewable energy deployment. Chapter Two …
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