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Title | Date | Subject | Description |
251 |
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Accelerating deployment of retrofitable CO2 capture technologies through predictivity: (Simulation, verification, validation / uncertainty quantification) - 2010 Annual report (for year 1 of 3) to DOE NNSA from The University of Utah | 2011 | CO2; CO2 capture technologies; predictivity; fossil-fuel utilization | There is an ever increasing national awareness that an effective, sustainable energy future must include fossil-fuel utilization that deploys cost-efficient technologies (both new and retrofit) that significantly improve energy efficiencies and reduce CO2 emissions over existing electric power and t... |
252 |
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National Strategic Unconventional Resource Model- A decision support system | 2005 | National Strategic Unconventional Resource model; unconventional resources; DOE; process economics; oil; heavy oil; oil sands; oil shale | Supporting documentation for a model produced by DOE to assess the requirements, process economics, and potential benefits of producing oil from heavy oil, oil sands, and oil shale under a variety of resource and market conditions. |
253 |
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Preliminary geologic analysis of the tar sands near Sunnyside, Utah | 1987-11-02 | geologic analysis; tar sands; Sunnyside, Utah; sandstones; Roan Cliffs; bitumen | Sandstones that crop out along the Roan Cliffs near Sunnyside, Utah, are estimated to contain approximately 6 billion barrels of bitumen, making it one of the largest deposits in the United States. Little is known of the geologic aspects, particularly sedimentology, mineralogy (especially clays), an... |
254 |
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Porosity of unconsolidated sand, diatomite, and fractured shale reservoirs, South Belridge and West Cat Canyon oil fields, California | 1987-11-02 | porosity; unconsolidated sand; diatomite; fractured shale reservoirs; South Belridge oil field; West Cat Canyon oil field | Porosity analysis based on conventional core samples, gamma-gamma logs, and borehole gravity (BHG) surveys is presented for a Pleistocene unconsolidated sand reservoir and for Miocene diatomaceous, porcelaneous, and fractured shale reservoirs of the Monterey Formation in the South Belridge oil field... |
255 |
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Resource evaluation of selected tar-sand deposits in southern Oklahoma | 1987-11-02 | resource evaluation; tar-sand deposits; southern Oklahoma; sulphur deposit; bitumen content | The cooperative program between the Oklahoma Geological Survey and the U.S. Department of Energy has permitted evaluation of specific tar-sand deposits in Carter and Murray counties, Oklahoma. The Sulphur deposit was evaluated by a combination of industry and DOE-OGS boreholes. Bitumen content of th... |
256 |
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Integrated sedimentary and geochemical investigation of core form the upper Green River Formation lacustrine deposits, Uinta Basin, Utah | 2010-04-12 | upper Green River formation; lacustrine deposits; geochemical investigation; lithofacies; facies | Description of the upper Green River Formation has been largely based on outcrop exposures, but this core-based investigation provides newly detailed subsurface data that can be used to examine basin-wide lithologic and geochemical variability of he Parachute Creek Member of the upper Green River Fo... |
257 |
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SO3 formation during oxy-coal combustion | 2010-06-10 | oxy-coal combustion; SO3 formation; formation of sulfur compounds; sulfur | In oxy-coal combustion, an oxygen and carbon dioxide mixture, rather than air, is used to burn the coal. Many studies to date have focused on the formation of NOx under oxy-coal combustion conditions; however, the formation of sulfur species, particularly sulfur trioxide, is currently not a well und... |
258 |
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Structural characterization of Green River oil shale core segments and the kerogen isolated from these segments | 2011-09-18 | structural characterization; Green River oil shale; oil shale core segments; kerogen; chemical structure of oil shale and kerogen; QEMScan | The goal is to obtain information about chemical structure of oil shale and its kerogen. This includes chemical characterization of the shale, the isolated kerogen, and the products of pyrolysis of both the shale and kerogen, and provides data for validation of modeling component of the project (lat... |
259 |
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Virtual Radiometers for Parallel Architectures | 2012 | parallel architectures; virtual radiometers; a parallel ray tracing scheme; ray tracing algorithms; radiation; ray tracing; monte carlo; combustion; radiometer; parallel | Background: Parallelization of traditional ray tracing algorithms for radiation applications in participating media suffers from the large amount of inter-processor communication required to hand off rays between processors. As a result, strong scaling of these algorithms falls short of the required... |
260 |
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Sulphur isotope abundances in petroleum and associated materials | 1958-11 | sulphur isotope; petroleum; isotopes of sulphur; sulphur isotope abundances; treatment of oil samples | A study has been made of the sulphur isotope ratios for petroleum from many different oil fields in the United States and Canada. The S34/S32 ratio for petroleum varies by about 4.5 per cent as compared with a total spread of about 9 per cent for terrestrial sulphur. The single large oil pools appea... |
261 |
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Utah's tar sand resource: Geology, politics, and economics | 1976 | Utah tar sand; tar sand resource; geology; politics; economics; oil-impregnated rock deposits; oil shale; tar sands | Twelve of fifty deposits of oil-impregnated rock in Utah contain 98 percent of the 26 billion barrels estimated in place. This is about 90 to 95 percent of the total mapped U.S. resource. Several deposits have been and are mined for paving material. Extraction of oil from three deposits is beginning... |
262 |
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Oxy-coal combustion studies - Task 3 topical report, Utah Clean Coal Program. | 2014-08 | oxy-coal combustion; Utah Clean Coal Program; oxy-coal; large eddy simulations; near-flame aerodynamics; pilot-scale oxy-CFB; single-particle oxy char oxidation; ash partitioning; carbon capture; pulverized coal-fired power plants | The objective of this task is to move toward the development of a predictive capability with quantified uncertainty bounds for pilot-scale, single-burner, oxy-coal operation. This validation research brings together multi-scale experimental measurements and computer simulations. The combination of s... |
263 |
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Clean and Secure Energy from Coal - Final report, Utah Clean Coal Program | 2015-02 | coal; Utah Clean Coal Program; domestic coal resources; CO2 capture; CO2 combustion; stationary power generation; V/UQ; oxy-coal combustion; high-pressure, entrained-flow coal gasification; chemical looping combustion; underground coal thermal treatment; mercury control; environmental issues; legal ... | The University of Utah, through their Institute for Clean and Secure Energy (ICSE), performed research to utilize the vast energy stored in our domestic coal resources and to do so in a manner that will capture CO2 from combustion from stationary power generation. The research was organized around t... |
264 |
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Carbon capture and sequestration: A regulatory gap assessment - Topical report | 2012-04 | carbon capture and sequestration; gap assessment; CCS; climate change | Though a potentially significant climate change mitigation strategy, carbon capture and sequestration (CCS) remains mired in demonstration and development rather than proceeding to full-scale commercialization. Prior studies have suggested numerous reasons for this stagnation. This Report seeks to e... |
265 |
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Oxy-coal Combustion Studies Task 3 Topical Report, Utah Clean Coal Program | 2012-01-06 | oxy-coal combustion; Utah Clean Coal Program; carbon capture; large eddy simulations; near-field aerodynamics of oxy-coal flames; single-particle oxy-CO2 combustion; ash partitioning | The objective of this project is to move toward the development of a predictive capability with quantified uncertainty bounds for pilot-scale, single-burner, oxy-coal operation. This validation research brings together multi-scale experimental measurements and computer simulations. The combination o... |
266 |
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Regulatory promotion of emergent CCS technology - Topical report | 2014-01 | CCS technology; climate change; mitigation strategies; carbon capture and sequestration | Despite the growing inevitability of climate change and the attendant need for mitigation strategies, carbon capture and sequestration (CCS) has yet to gain much traction in the United States. Recent regulatory proposals by the U.S. Environmental Protection Agency (EPA), limited in scope to new-buil... |
267 |
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Validation/Uncertainty Quantification for Large Eddy Simulations of the heat flux in the Tangentially Fired Oxy-Coal Alstom Boiler Simulation Facility - Task 9 Topical Report, Utah Clean Coal Program | 2014-10 | large eddy simulations; Utah Clean Coal Program; heat flux; Tangenitally Fired Oxy-coal Alstom Boiler Simulation Facility; task 9; oxy-coal boilers; BSF; coal | The objective of this task is to produce predictive capability with quantified uncertainty bounds for the heat flux in commercial-scale, tangentially fired, oxy-coal boilers. Validation data came from the Alstom Boiler Simulation Facility (BSF) for tangentially fired, oxy-coal operation. This task b... |
268 |
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Underground coal thermal treatment - Task 6 topical report, Utah Clean Coal Program | 2015-01 | transformational energy production; insitu thermal treatment of a coal seam; coal reserves; underground coal thermal treatment; Utah Clean Coal Program; coal resources | The long-term objective of this task is to develop a transformational energy production technology by in situ thermal treatment of a coal seam for the production of substitute natural gas and/or liquid transportation fuels while leaving much of the coal's carbon in the ground. This process converts ... |
269 |
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The fluidized bed pyrolysis of bitumen-impregnated sandstone from the tar sand deposits of Utah | 1989 | fluidized bed pyrolysis; bitumen-impregnated sandstone; tar sand deposits; Utah tar sand deposits; process operation | The influence of process operating variables on the product distribution and yields for the pyrolysis of bitumen-impregnated sandstone in a fluidized-bed reactor have been investigated in both laboratory (11/2 inch diameter) and pilot-scale (4 1/2 inch diameter) reactors. The quality of the liquid p... |
270 |
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Tar sand research and development at the University of Utah | 1987 | tar sand research; tar sand development; hydrocarbon recovery; extensive tar sand deposits; in situ thermal production; bitumen; surface mining; hydrocarbon liquid | The recovery of hydrocarbon values from the extensive tar sand deposits of North America has generally been approached by one of two methods: in situ thermal production of the bitumen or of a bitumen-derived liquid or surface mining of the deposit followed by processing of the mined ore. In either a... |
271 |
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Field test of reverse combustion oil recovery from a Utah tar sand | 1976-06 | reverse combustion oil recovery; Utah tar sand; oil recovery; reverse combustion field test; Northwest Asphalt Ridge | A field experiment to recover oil from tar sand by reverse combustion was conducted at Northwest Asphalt Ridge, near Vernal, Utah. This test was in a 10-foot interval of the Rim Rock sandstone member of the Mesa Verde Formation at a depth of approximately 300 feet. Ignition was accomplished November... |
272 |
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Chemical looping combustion kinetics | 2009-12-01 | chemical looping; combustion kinetics; CO2 capture; coal-fired power plants; CLC | One of the most promising methods of capturing CO2 emitted by coal-fired power plants for subsequent sequestration is chemical looping combustion (CLC). A powdered metal oxide such as NiO transfers oxygen directly to a fuel in a fuel reactor at high temperatures with no air present. Heat, water, and... |
273 |
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Using a continuous time lag to determine the associations between ambient PM2.5 hourly levels and daily mortality | 2009-10 | continuous time lag; ambient PM2.5; hourly levels; daily mortality; PM2.5 exposure; short-term fine particulate matter; health effects | The authors are interested in understanding the possible association between exposure to short-term fine particulate matter (PM2.5) peaks that have changing physical characteristics throughout the day and observable health outcomes (daily mortality). To this end, modern statistical methods are used ... |
274 |
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Influence of the geological and geochemical characteristics of heavy oils on their recovery | 1987 | oil buoyancy; heavy oils; Likouala oil field; Emeraude oil field; water washing; oil saturation; biodegradation | The migration of an oil into a trap is governed by its buoyancy, the capillary pressure, and the hydrodynamic forces. For heavy oils the buoyancy is low; therefore, they can only saturate high-permeability zones, which are also preferentially swept by steam in a steam-drive recovery operation. Howev... |
275 |
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Bitumen extraction and treatment and reuse of process water | 2009-04-13 | bitumen extraction; bitumen treatment; reuse of process water; produced water; crude oil production; gas production; pressure-assisted ozonation technology; oil removal from water; wastewater treatment; hydrocarbon removal | Produced water from gas and crude oil production is voluminous, requiring extensive treatment before it can be safely discharged or reused. This project has used a newly developed pressure-assisted ozonation technology to remove oil from water and prevent oil sheen at the water surface. The new proc... |