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 25 for “"carbon capture and sequestration (CCS)"”.
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Marine transportation for Carbon Capture and Sequestration (CCS)
… determine whether opportunities to use liquefied carbon dioxide carriers as part of a carbon capture and storage system will exist over the next twenty years. Factors that encourage or discourage the use of vessels are discussed. This study concludes that liquefied carbon dioxide carriers can …
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Economic Prospects for Advanced Combustion Technologies Suited for Climate Change Mitigation
… emissions from coal-fired power plants through carbon capture and sequestration: CCS). Utilities considering expansion of baseload generation capacity face a myriad of uncertainties regarding the timing and scale of future carbon legislation. This study reports on an economic evaluation of …
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Analysis of Biomass/Coal Co-Gasification for Integrated Gasification Combined Cycle (IGCC) Systems with Carbon Capture
… more common in clean coal power operations with carbon capture and sequestration (CCS). Great efforts have been spent on investigating ways to improve the efficiency, reduce costs, and further reduce greenhouse gas emissions. This study focuses on investigating two approaches to achieve these …
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Pathways to adoption of carbon capture and sequestration in India : technologies and policies
… populous country with a rapidly growing economy and increasing emissions. With the imminent threat of anthropogenic climate change in the coming decades, helping to control India's emissions will have to be a global priority. Carbon capture and sequestration (CCS) can play a pivotal role in …
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Carbon capture and sequestration : an option to buy time?
… the contribution of technology option of Carbon Capture and Sequestration (CCS) to climate change mitigation. CCS means that CO2 is captured at large industrial facilities and sequestered in goelogical structures. The technology uses the endogenous growth model MIND. Herein the various …
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SUSTAINABILITY ASSESSMENT OF LARGE-SCALE CARBON CAPTURE AND SEQUESTRATION DEPLOYMENT OUTSIDE THE SYSTEM BOUNDARIES - OPPORTUNITIES AND CHALLENGES
… the combustion of fossil fuels, primarily coal and natural gas. As a result, greenhouse gases (GHGs) are generated, and they act to trap radiant heat from the Earth. When GHGs are discussed, attention is usually concentrated on carbon dioxide (CO2) because it is believed to be the most …
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Exploring the value proposition of integrating back-up saline storage into anthropogenic CO₂ supplied EOR operations
Enhanced oil recovery (EOR) through carbon dioxide (CO₂) sequestration from anthropogenic sources has been gaining attention in policy circles. In particular, it is viewed as a potential way to help accelerate the deployment of carbon capture and sequestration (CCS) technologies. The interest in …
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Numerical Investigations of Geologic CO2 Sequestration Using Physics-Based and Machine Learning Modeling Strategies
Carbon capture and sequestration (CCS) is an engineering-based approach for mitigating excess anthropogenic CO2 emissions. Deep brine aquifers and basalt reservoirs have shown outstanding performance in CO2 storage based on their global widespread distribution and large storage capacity. Capillary …
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From Capture to Storage: Understanding the Viability and Challenges of Carbon Capture and Sequestration Initiatives
This thesis explores the implementation of Carbon Capture and Sequestration (CCS) technologies, focusing on the stages of capture, transportation, and sequestration. Utilizing a system dynamics model, the research evaluates CCS's effectiveness and economic viability across various scenarios, …
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Implications of permeability uncertainty within engineered geologic fluid systems
Carbon-capture and sequestration (CCS) in geologic reservoirs is one strategy for reducing anthropogenic CO2 emissions from large-scale point source emitters. Recent developments have shown that basalt reservoirs are highly effective for permanent mineral trapping on the basis of CO2-water-rock …
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Experimental characterization of condensation behavior for metastable carbon dioxide
… characterization of the thermodynamic properties and behavior of carbon dioxide (CO₂ ) undergoing non-equilibrium condensation near the critical point in a convergent-divergent nozzle. The insight gained facilitates new modelling tools that guide the design of more efficient compressors for …
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All fired-up about coal : technology & policy recommendations for the 2030 United Kingdom energy strategy
Given United Kingdom (UK) carbon dioxide emissions policies that direct attention at the electricity segment, the focus is on the largest electricity polluter, coal, and the immediately pressing issue of UK coal policy. There is also some consideration of overall energy systems impacts. Coal is an …
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CO2 Dissociation using the Versatile Atmospheric Dielectric Barrier Discharge Experiment (VADER)
As of 2013, the Carbon Dioxide Information Analysis Center (CDIAC) estimates that the world emits approximately 36 trillion metric tons of Carbon Dioxide (CO2) into the atmosphere every year. These large emissions have been correlated to global warming trends that have many consequences across the …
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Economics and policies for carbon capture and sequestration in the western United States : a marginal cost analysis of potential power plant deployment
Carbon capture and sequestration (CCS) is a technology that can significantly reduce power sector greenhouse gas (GHG) emissions from coal-fired power plants. CCS technology is currently in development and requires higher construction and operating costs than is currently competitive in the private …
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Economic and Environmental Assessment of an Integrated Carbon Capture and Utilization Pathway
… the expected growth of global energy demand while mitigating CO2 emissions is an urgent challenge of this century. With the growing interest in carbon capture and conversion technologies, there is a growing need to assess the economic feasibility and environmental benefit of these …
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Improving heat capture for power generation in coal gasification plants
… examines the effect of including both sensible and latent heating of steam in the composite curve. It is shown that including sensible heating allows for better thermal matching between the process and steam system which results in improving the overall efficiency while minimizing the capital …
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An analytical framework for long term policy for commercial deployment and innovation in carbon capture and sequestration technology in the United States
Carbon capture and sequestration (CCS) technology has the potential to be a key CO2 emissions mitigation technology for the United States. Several CCS technology options are ready for immediate commercial-scale demonstration, but three obstacles to commercial deployment remain: the lack of a clear …
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CFD Simulation of Chemical Looping Combustion System
… change. The American Clean Energy Security Act and the American Power Act project that about 30% of fossil-fuel-based electricity generation to come from power plants with carbon capture and sequestration (CCS) by 2040, rising to approximately 59% by 2050. Chemical looping combustion (CLC) is …
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Green Chimney - Localized Carbon Sequestration in closed Environment
Global climate is changing rapidly and unequivocally due to greenhouse gases (GHG) emission. According to IPCC, the largest contribution to the increase in GHG level is fossil combustion emission (56.6%). Although there are many ways to minimize GHG level in the atmosphere, Carbon Capture and …
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Optimization and hybridization of membrane-based oxy-combustion power plants
This thesis considers the optimization and hybridization of advanced zero emissions power (AZEP) cycles. More specifically, existing flowsheets for zero and partial emissions are optimized, and new integration schemes with solar energy are proposed and analyzed. First, optimal design and operation …
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