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 28 for “"Liquefied natural gas (LNG)"”.
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A Review of Energy and Environmental Policy for Offshore Liquefied Natural Gas (LNG) Terminals
… allowing energy industries to construct offshore liquefied natural gas (LNG) terminals. The industry friendly amendments weakened environmental regulations resulting in quick approval of several terminals that utilize environmentally damaging open-loop regasification systems. The objectives of …
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Development of novel energy systems for LNG locomotives
… fueled locomotives with economic benefits using liquefied natural gas (LNG) locomotives. Six novel energy systems for LNG locomotives are developed with different prime movers and fuel combinations. The systems are analyzed energetically and exergetically, and their performances are compared for …
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Common Ground, Contested Futures: Shared Values and Divided Attitudes Toward LNG in Squamish
… climate imperatives, Canada’s rapid expansion of liquefied natural gas (LNG) infrastructure has generated contested responses, particularly in communities located near new developments. In this thesis, I focus on two interdependent LNG projects in British Columbia, a gas pipeline and an associated …
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Opportunities for LNG supply infrastructure and demand growth in US and International markets
… for options to satiate a forecasted increase in natural gas consumption. A strong option for importing natural gas is by way of a liquefied natural gas (LNG) supply chain where natural gas is liquefied, transported in special tankers, and regasified at the destination. Research was conducted to …
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International LNG trade : the emergence of a short-term market
Natural gas is estimated to be the fastest growing component of world primary energy consumption. Liquefied natural gas (LNG) supply chain is a way of transporting natural gas over seas, by following a procedure of gas liquefaction, transportation in specialized tankers and regasification. During …
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Relative valuations of merchant and tolling LNG models considering alternate capital structures
As recently as 2008 liquefied natural gas (LNG) import facilities were being constructed in the United States in order to help meet domestic demand. Within the past five years, the development of hydraulic fracturing has created a seismic shift in the energy landscape as companies are turning their …
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Design, Simulation and control of a flexible LNG reception terminal
… design study relating to the importation of liquefied natural gas (LNG) in the United Kingdom, focusing on the process design, simulation and control of a flexible LNG reception terminal. The primary operating objective of the proposed LNG reception terminal is to accept a wide variety of LNG …
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Potential market for LNG-fueled marine vessels in the United States
… 10-20% of NOx and 4-8% of SO₂ global emissions. Gas turbines and gas engines, hybrid diesel-gas systems, and dual fuel diesel electric engines are examples of the existing engine system technology that can burn natural gas as a fuel and lessen ship emissions. Liquefied Natural Gas (LNG) fueled …
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Modelling the global prospects and impacts of heavy duty liquefied natural gas vehicles in computable general equilibrium
Natural gas vehicles have the prospects of making substantial contributions to transportation needs. The adoption of natural gas vehicles could lead to impacts on energy and environmental systems. An analysis of the main factors and trends that affect adoption of natural gas vehicles such as …
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Short-term supply chain management in upstream natural gas systems
Natural gas supply chain planning and optimization is important to ensure security and reliability of natural gas supply. However, it is challenging due to the distinctive features of natural gas supply chains. These features arise from the low volumetric energy density of natural gas and the …
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Impact of Liquefied Natural Gas usage and payload size on Hybrid Wing Body aircraft fuel efficiency
… Wing Body (HWB) aircraft in the context of Liquefied Natural Gas (LNG) fuel usage and payload/range scalability at three scales: H1 (B737), H2 (B787) and H3 (B777). The aircraft were optimized for reduced fuel burn and airframe noise at approach, based on NASA N+3 goals for the 2030 …
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The role of natural gas as a vehicle transportation fuel
This thesis analyzes pathways to directly use natural gas, as compressed natural gas (CNG) or liquefied natural gas (LNG), in the transportation sector. The thesis focuses on identifying opportunities to reduce market barriers in order to make the US natural gas vehicle market more efficient. We …
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Energy Poverty and Access Challenges in Sub-Saharan Africa: The Role of Regional Organizations in Overcoming the Problem
… access to modern energy, such as electricity, natural gas and liquefied natural gas (LNG) for lighting and cooking respectively. Initiatives have been taken at an international, regional and national level to address the issue of energy access, however, the problem continues to escalate in SSA. …
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Assessment of Seismic Behaviour of Large LNG Tanks Considering Soil-Foundation- Structure Interaction
During the past decades, demand for Liquefied Natural Gas (LNG) tanks has increased. Indeed, the LNG is cleaner and cheaper fuel for power generation compared to oil and coal. The LNG industry is growing rapidly, and many LNG tanks are constructed in seismically active coastal regions; hence, …
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Performance and Emissions Study of N+3 and N+4 Engine Models with Several Fuel types Using NPSS
… be one of the major contributors to greenhouse gases accounting for 4.9% of the global greenhouse emissions. With the ever-increasing threat of climate change to the overall survival of the planet, the exploration of new technologies and alternative energy sources that minimize greenhouse gas …
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Capacity and Operational Performance Optimization under External Constraints with Uncertainty
… context of maritime shipments of fuels, such as Liquefied Natural Gas (LNG), to supply global energy markets. The transport capacity investment problem is studied in terms of a mixed integer nonlinear model to maximize a single firm's profit. Using a proposed heuristic algorithm, the model …
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Identifying opportunities for flexible design of infrastructure : case studies of a space launch complex and LNG for Sardinia
… orbits, and the Italian strategy to provide natural gas to Sardinia via Small-Scale Liquefied Natural Gas (LNG) infrastructure. The space launch complex case shows that, in presence of market uncertainty, a flexible infrastructure that can support the implementation of different launchers …
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Environmental and economic assessment of alternative transportation fuels
… this work, we investigate two alternative fuels: liquefied natural gas (LNG) as an aviation fuel, and middle distillate fuel derived from woody biomass for use in aviation or road transport. The use of LNG as a supplemental aircraft fuel is considered in the context of the Lockheed Martin C- 1 30H …
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Rethinking terrorism in Mozambique: A critical analysis of the use of the terrorism term to describe the political violence in Cabo Delgado.
… Delgado, Mozambique, following the discovery of Liquefied Natural Gas (LNG), with a focus on its historical use to play a functional role on both the African continent and globally. I question the terrorism framing of the conflict by investigating the confluence of factors that made such a …
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A strategy for the commercial development of the liquified natural gas industry in a country with a large natural gas reserve.
… study concerns strategies for development of the liquefied natural gas (LNG) industry in a country which has large reserves of natural gas. Its aims were to identify the most applicable business management approaches to produce a process that new or existing LNG organizations could adopt for …
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