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NETLField test work in Utah during 1980 proved that application of radio frequency (RF) electromagnetic heating will raise Green River Formation oil shale to retorting temperatures....
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Dataset Size: 2.083 MB
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NETLA theoretical model for an in situ oil shale retort with three distinct zones surrounded by the wall of oil shale deposits, the overburden and underburden, is considered to...
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Dataset Size: 2.284 MB
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NETLWe report below the initial three months work on-line identification of oil shale parameters for the purpose of improved control of in-situ gasification of oil shale. Two...
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Dataset Size: 636.937 KB
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NETLSandia Laboratories, as part of a DOE funded investigation of underground coal gasification potential for the state of Washington, has been conducting a geophysical mapping and...
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Dataset Size: 2.179 MB
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NETLThe main objective of this project is to develop and field test an induction system and estimator algorithm for remote determination (at the surface) of the location, shape and...
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Dataset Size: 7.387 MB
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NETLIn this report we present the mathematical foundations of the physical processes for true in-situ retorting by electromagnetic heating. The modeling of in-situ retorting via...
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Dataset Size: 910.916 KB
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NETLA systematic study of the many variables (other than the organic content) which could possibly influence the dielectric properties of oil shales is carried out. The relative...
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Dataset Size: 457.813 KB
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NETLIn this paper we present the mathematical foundations of the physical processes for true in-situ retorting by electromagnetic heating. The modeling of in-situ retorting via...
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Dataset Size: 3.565 MB
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NETLThis report discusses the results of modeling efforts by Sandia National Laboratories in in-situ coal gasification. The main areas addressed are (1) flow characteristics and (2)...
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Dataset Size: 1.771 MB
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NETLExperimental work on microwave absorption in oil shale materials is continuing. The experimental work done so far concerns the propagation of electromagnetic waves perpendicular...
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Dataset Size: 590.058 KB
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NETLThe objectives of this research are to improve the interpretations of transient electromagnetic (TEM) measurements over two-dimensional subsurface structures. TEM is a surface...
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Dataset Size: 0 bytes
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NETLThe problem of volumetric heating of oil shales by electromagnetic methods is studied theoretically. This study includes both a detailed examination of heat conduction in...
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Dataset Size: 21.418 MB
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NETL"Pillars surrounding modified in situ retorts contain large amounts of potentially recoverable shale oil. Recovery of the oil contained in the pillars within a few feet of the...
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Dataset Size: 1.665 MB
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NETLThe dielectric properties of oil shales over a wide range of the electromagnetic spectrum has become increasingly important during the past few years from the standpoint of...
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Dataset Size: 3.759 MB
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NETLThis report is a brief summary of the work carried out since Oct.1981 in the project entitled "Volumetric Heating of Oil Shales by Electromagnetic Methods : A Program of...
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Dataset Size: 3.063 MB
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NETLAnalytical solutions are derived for the electromagnetic E and H modes in a cylindrical wave guide of radius a and infinite length which is filled axially with media of...
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Dataset Size: 3.042 MB
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NETLThe in situ electrical conductivity and permittivity of Colorado oil shale were recently measured. The measurements were made by transmitting a high frequency electromagnetic...
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Dataset Size: 1.416 MB
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NETLThe remote control system described makes it possible to install tracer gas canisters at selected locations in a modified in situ oil shale retort during rubbling. After...
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Dataset Size: 2.065 MB
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NETLWe report here some work on the modeling of oil shale retorts for electromagnetic sensing techniques. The aim is to obtain useful information about the contents of the retort by...
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Dataset Size: 4.049 MB
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NETLThe remote control system described makes it possible to install tracer gas canisters at selected locations in a modified in situ oil shale retort during rubbling. After...
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Dataset Size: 1.456 MB
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