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NETLIn order to increase the efficiency of advanced coal-fired power systems, higher working, fluid temperatures must be reached. To protect some system surfaces, they are covered...
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NETLNon-Adiabatic Effects on Combustion Front Propagation in Porous Media: Multiplicity of Steady StatesThe sustained propagation of combustion fronts in porous media is a necessary condition for the success of an in situ combustion project for oil recovery. Compared to other...
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NETLSorbent Technologies Corporation (Sorbtech) of Twinsburg, Ohio has developed a new technology for converting SO{sub 2}-rich gas streams directly to elemental sulfur. Key to the...
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NETLThis report extend the approach to heterogeneous systems, by considering the simpler case of in-situ combustion in layered porous media (and particularly to a two-layer model)....
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Coupled alkali-feldspar dissolution and secondary mineral precipitation in batch systems: 1. New experiments at 200 °C and 300 bars Batch reactor experiments were conducted to...
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NETLAdvanced integrated gasification combined cycle and pressurized fluidized bed combustion power system requires both hot gas desulfurization and particulate filtration to improve...
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NETLWe are pleased to receive such prompt and considered commentary on our recent findings1 regarding methane hydrate ?anomalous preservation?. We agree that future studies of gas...
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NETLThe work on advanced fuel forms in 1996 focused on the synthesis of higher alcohols from mixtures of hydrogen and carbon dioxide (syngas) from coal gasification. Initial work in...
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NETLDuring the tenth quarter, work continued on the measurement of coal particle temperature during pyrolysis using FT-IR transmission and emission spectroscopy. The transmission...
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NETLThe object of the program was to investigate the rates at which a variety of coals change their properties when subjected to drying and mild gas-phase oxidation, and to...
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NETLWork done during the second quarter of this contract is presented. The coal reaction models developed during the first quarter have been coupled with the fluid mechanics of the...
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NETLMass transfer and kinetic studies were carried out for the Rhodospirillum rubrum and Chlorobium thiosulfatophilum bacterial systems. R. rubrum is a photosynthetic anaerobic...
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NETLAlkali metal sulfates are known to be the principal corrodants of heat transfer surfaces in boilers and gas turbines. An experimental study of the gas phase reaction of alkali...
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NETLThis topical report documents the technical effort required to investigate and verify the reaction chemistry associated with the Rockwell Advanced Flash Hydropyrolysis (AFHP)...
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NETLThe methodology and results of determining cavity growth via a side wall burn model in underground coal gasification (UCG) in Eastern, swelling coals is presented. Modeling...
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NETLThe overall objective of this project was to obtain experimental data on the reactions of calcium-based sorbents in both air-blown coal gasification systems and second...
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NETLThe objetive of this work is to determine the changes in the particle structure of coal as it undergoes the carbon/carbon dioxide reaction (C CO/sub 2/ ..-->.. 2CO). Char...
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NETLRockwell Internation has been developing technology for the flash hydropyrolysis (FHP) of carbonaceous feedstocks under U. S. Department of Energy (DOE) sponshorship since 1975....
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NETLVarious model compounds, representative of aromatic structures found in coal liquefaction, were synthesized and tested for their stability and reactivity with hydrogen donor...
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NETLExperiments are being performed to optimize the conversion of NaCl in the presence of carbon to an active steam gasification catalyst. During the past quarter we examined the...
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