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NETLIntegrated-gasification combined-cycle (IGCC) technology is an emerging technology that utilizes coal for power generation and production of chemical feedstocks. However, the...
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NETLThe overall objective of this conference was to review the latest environmental and waste management technologies being developed under the sponsorship of METC. The focus of...
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NETLThe objective of this investigation is to correlate the sorbate and leaching characteristics of fly ash with coal properties and monitored combustion conditions in order to...
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NETLPhase 1 of Task 4 was concluded this quarter with the TGA testing of Illinois No. 6 coal impregnated with calcium, iron and potassium as gasification catalysts. The TGA tests...
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NETLThis report addresses solid waste management from generic clean coal technologies (CCT) processes, where 90% sulfur reduction is achieved. The technologies evaluated are:...
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NETLIn parallel with pursuing the goal of increased utilization of low-rank solid fuels, the US Department of Energy is investigating various aspects associated with the disposal of...
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NETLGRI-ShowFlow is a compilation of flow and transport groundwater models under one user-friendly, graphical interface in the Microsoft{reg_sign}Windows{trademark} 3.1 environment....
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NETLIn previous projects, Praxis investigated the utilization of as-generated slags for a wide variety of applications in road construction, cement and concrete production,...
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NETLIn previous projects, Praxis investigated the utilization of as-generated slags for a wide variety of applications in road construction, cement and concrete production,...
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NETLThis document presents the findings of a study conducted at West Virginia University to determine the feasibility of using a combination of longwall mining and standard landfill...
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NETLIntegrated-gasification combined-cycle (IGCC) technology is an emerging technology that utilizes coal for power generation and production of chemical feedstocks. However, the...
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NETLThe potential impacts of fly ash and fly ash-generated FGD waste on groundwater quality by disposal in various surface mine settings is being evaluated by an ongoing study at...
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NETLThe field experimental site was located on a well drained Beltsville silt loam soil. Field soil samples were analyzed for trace elements prior to treatment initiation from each...
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NETLThe leaching and transport of chemical constituents from spent oil shale disposal areas is an area of environmental concern at the present time. Sulfur-containing compounds are...
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NETLThe mineralogy, trace element concentrations in the solids, and leaching characteristics of spent shales from retort 3E cores were studied. This is the first comprehensive study...
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NETLWater quality analyses of groundwaters at the Hanna, Wyoming, underground coal gasification (UCG) test sites comprise part of a continuing monitoring program to assess the...
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NETLPrevious field and laboratory studies indicated a strong correlation between alkalinity of western fly ash leachate and trace element concentrations. These observations have...
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NETLThe Department of Energy Grand Forks Energy Technology Center has supported development of wet scrubbers that use western fly ashes to supply all or part of the alkalinity...
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NETLFour potential absorbents: zinc sulfate, nickel, coal ash leachate, and redox reagents, have been identified and evaluated. The ZnSO/sub 4/ absorbent had excellent H/sub 2/S...
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NETLThe objective of this investigation is to correlate the sorbate and leaching characteristics of fly ash with coal properties and monitored combustion conditions in order to...
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