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 13 of 13 for “"Co-combustion"”.
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Co-Pyrolysis and Co-Combustion of Coal and Biomass
… security of supply, and diversity, as well as economic competitiveness are key components of energy policy. There is increasingly stringent legislation on the environmental impact of energy production, and there is growing pressure to reduce not just NOx and SOx emissions, but also C02 …
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Life cycle assessment of greenhouse gas emissions and non-CO₂ combustion effects from alternative jet fuels
… of a transportation fuel depends on both economic and environmental sustainability. This thesis focuses specifically on assessing the life cycle greenhouse gas (GHG) emissions and non-CO 2 combustion effects from conventional jet fuel and synthetic paraffinic kerosene (SPK). The research …
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Achieving net-zero CO2 emissions from indirect co-combustion of biomass and natural gas with carbon capture using a novel amine blend
… levels of greenhouse gases, particularly CO2, in the atmosphere, the need to minimize CO2 emissions into the atmosphere has become very crucial. The energy sector remains the largest source of CO2 emissions, therefore, a technology which allows for achieving netzero CO2 emissions in this …
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Beyond net-zero carbon emissions in industrial processes through catalyst-aided amine solvents for the indirect co-combustion of natural gas and biomass
… catalysts developed and optimized for effective CO₂ capture in a power production process involving the indirect co-combustion of biomass and natural gas, addressing a crucial case study challenge of carbon emissions from large. By employing a novel bi-blend amine solvent system, improved by …
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Mechanistic Investigation of FCC CO/NOx Emission Control Additives
… Cracking (FCC) is the primary process used to convert crude oil into a variety of higher-value products in modern petroleum refineries. Some portion of the nitrogen present in crude oil feeds is transported - as part of the coke formed during the cracking process - into the FCC regenerator unit …
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CFD-DEM MODELLING OF PARTICLE-GAS REACTIVE FLOWS AND ITS APPLICATION IN BLAST FURNACE REGIONS
The ironmaking blast furnace involves complex particle-gas reactive flows, which are crucial for determining the efficiency and effectiveness of iron production. A fundamental understanding of these intricate reactive flows is essential for optimizing furnace operation and performance. This thesis …
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Mechanical Property Evaluation of Torrefied Biomass Materials with Correlation to Grinding Efficiency
… largest renewable energy source in the world, could therefore in principle become a key energy source in the future. Co-combustion of these materials and coal can lead to a significant reduction in carbon dioxide net emissions in new and existing power plants while potentially reducing capture …
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Influences on durability and leaching behaviour of concrete: new technologies in fly ash production
… carried out to determine the effects of modern coal power generation technologies on the properties of fly ash and how these may affect the use of the material in concrete. A total of 18 fly ashes, from 11 different sources, produced under a range of conditions and technologies were …
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Modeling of Bioenergy Production
… we address three different sustainability concepts: [1] modeling of biodiesel production via heterogeneous catalysis, [2] life cycle analysis for pyrolysis of switchgrass for using in power plant, and [3] modeling of pyrolysis of biomass. Thus we deal with Specific Aim 1, 2 and 3. In …
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Optimisation of Co-Firing of High Moisture Biomass with Coal in a Bubbling Fluidised Bed Combustor
… out with a particular view of enhancing the of coal fired fluidised bed hot gas generator (HGG) at the Cantley factory of British Sugar. It covers combustion of coal and biomass and their blends also called co-firing in a fluidised bed combustor. Particularly it focuses on the effect of …
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Evaluating reactivity and sorptivity of fly ash for use in concrete construction
… admixtures (AEAs), both with regard to use in concrete. The materials considered for the project included, 54 fly ashes from 8 UK sources, and an additional three materials from Bangladesh, covering a range of fineness, loss-on-ignition (LOI) and production conditions (run-of-station, carbon …
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Solid Fuel Blend Pyrolysis-Combustion Behavior and Fluidized Bed Hydrodynamics
… to help sustain the future energy demand. The co-firing of coal and biomass mixtures is an alternative fuel route for the existing coal based reactors. The main challenges associated with co-firing involves proper understanding of the co-firing behavior of blended coal-biomass fuels, and proper …
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The Investigation of Aspects of Chemical Looping Combustion in Fluidised Beds
Chemical looping combustion (CLC) is a promising fossil fuel combustion technology, which is able to separate CO2 from the flue gases without a large consumption of energy. In this thesis, the study was extended to look at the use of chemical looping materials within traditional fluidised bed …