MIT22_081JF10_lec04b

MIT22_081JF10_lec04b -...

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Unformatted text preview: 1.818J/2.65J/3.564J/10.391J/11.371J/22.811J/ESD166J SUSTAINABLE ENERGY Prof. Michael W. Golay Nuclear Engineering Dept. RESOURCE EVALUATION AND D DEP EPLETI LETION ON ANALY LYSES SES 1 WAYS OF ESTIMATING ENERGY RESOURCES Monte Carlo Hubbert Method Extrapolation 2 Expert Opinion (Delphi) FACTORS AFFECTING RESOURCE RECOVERY Nature of Deposit Fuel Price Technological Innovation 3 Deep drilling Sideways drilling Oil and gas field pressurization Hydrofracturing Large scale mechanization 4 URANIUM AREAS OF THE U.S. Courtesy of U.S. Atomic Energy Commission. MAJOR SOURCES OF URANIUM Class 1 Sandstone Deposits U 3 O 8 Concentration Share (Percent) Tons U 3 O 8 New Mexico .49 0.25 Total Wyoming .36 0.20 315,000 Utah .03 0.32 $10/lb Colorado .03 0.28 Texas .06 0.28 Other .03 0.28 Ve Class 2 Vein Deposits 7,100 Class 3 Lignite Deposits 0.01-0.05 1,200 Class 4 Phosphate Rock 0.015 Class 5 Phosphate Rock Leached 0.010 54,600 Zone (Fla.) Class 6 Chattanooga Shale 0.006 2,557,300 Class 7 Copper Leach Solution 0.0012 30,000 Operations Class 8 Conway Granite 0.0012-Uranium 1x10 6 0.0050-Thorium 4x10 6 Class 9 Sea Water 0.33x10-6 4x10 9 5 ESTIMATES OF URANIUM AVAILABILITY FROM GEOLOGICAL FORMATIONS AND OCEANS IN THE U.S. 6 Conventional Shale Shale Shale Granite Granite Seawater 60-80 ppm 25-60 ppm 10-20 ppm 10-25 ppm 4-10 ppm 0.003 ppm S 10 S 30 2 4 6 8 200 1800 4000 Millions of Tons U 3 O 8 700-2100 ppm Image by MIT OpenCourseWare. DECLINE IN GRADE OF MINED COPPER ORES SINCE 1925 7 2.5 2.0 1.5 1.0 0.5 1925 1930 1935 1940 1950 1955 1960 1965 1945 % Copper in ORE Image by MIT OpenCourseWare. RECOVERY BY IN-SITU COMBUSTION 8 MONTE CARLO ESTIMATION Yield from Region Y Y = Y (Eq. 1) j j=1 n Y Probability density functions are obtained subjectively, using information about deposit characteristics, fuel price, and technology used....
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This note was uploaded on 02/24/2012 for the course MECHANICAL 2.650J taught by Professor Johnc.wright during the Fall '10 term at MIT.

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MIT22_081JF10_lec04b -...

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