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Demonstrated Reserve Base of Coal by State and Rank, 1997 (Million Short Tons) StateAnthraciteBituminousSubbituminousLignite Alabama3464-1083 Alaska-698541414.

Published byNoreen Philippa Newman Modified over 9 years ago

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Presentation on theme: "Demonstrated Reserve Base of Coal by State and Rank, 1997 (Million Short Tons) StateAnthraciteBituminousSubbituminousLignite Alabama3464-1083 Alaska-698541414."— Presentation transcript:

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2 Demonstrated Reserve Base of Coal by State and Rank, 1997 (Million Short Tons) StateAnthraciteBituminousSubbituminousLignite Alabama3464-1083 Alaska-698541414 Arizona-161-- Arkansas104288-25.4 Colorado25.58,7113,8304,190 Georgia-3.6-- Idaho-4.4-- Illinois-105069-- Indiana-9916-- Iowa-2190-- Kansas-975-- Kentucky-32041-- Louisana---463 Maryland-717-- Michigan-128-- Missouri-5994-- Montana-138510253115760 New Mexico2.33,7068,804- North Carolina-10.7-- North Dakota---9395 Ohio-23664-- Oklahoma-1575-- Oregon--17.5- Pennsylvania722021427-- South Dakota---366 Tennessee-816-- Texas---12931 Utah-58501.1- Virginia125.52077-- Washington-30410788.1 West Virginia-35397-- Wyoming-434363472- U.S. Total7,477.30270,914.70185,147.6044,235.50 Sources: EIA Coal Reserves Data Base Program, State geological and mineral resource surveys, and other geological reports.

3 U.S. COAL RESERVES RECOVERABLE - 10% U.S.G.S - 50% DOE “UNRECOVERABLE” - TECHNOLOGICALLY - ECONOMICALLY - (EXTRACTION, RECLAMATION COSTS)

4 SUPPLIES OF COAL UNITED STATES - 3 TRILLION TONS (50% IN WYOMING, MONTANA, NORTH DAKOTA) WESTERN COAL - 60% LOW SULFUR (0.7%S) - AT STRIP MINING DEPTH - >1000 MILES FROM DEMAND CENTERS - $5- $7/TON

5 World Coal Reserves, 1995 From Shepherd and Shepherd, 1998

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7 Coal Deposits and Production for the World in Million Tons of Coal (1980-2004) Country Total ResourcesReservesCumulative Production Australia 660795865316,187 Canada 35576772511764 China 158375312621530969 Germany 27180774283739 India 892281019036922 Poland 153910154325227 South Africa 79295537385741 Former Soviet Union 535243525050515816 United Kingdom 2092522432006 United States 283040327071824679 Other Countries 25238420716321,970 Total World 118390291000912125020 *Data is reported in million short tons (2000lb = 1 ton)

8 AVAILABLE COAL ENERGY 3 TRILLION TONS X 50% RECOVERABLE X 2000 LB/TON X 10,000 BTU/LB = 3 X 10 19 BTU - 1980 U.S. CONSUMPTION = 80X10 15 BTU (TOTAL) - 375 YEAR SUPPLY AT PRESENT COAL CONSUMPTION RATES (20 X 10 15 BTU/YEAR) - 1500 YEAR SUPPLY

9 Surface Underground Lignite Anthracite Subbi- tuminous Bituminous Gulf Coast unk > < Western Appalachian Interior (midwest)

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11 Distribution of Coal Producers' Output By Company Type In The U.S. IndustryNumber of CompaniesCoal Production 10 6 tons10 6 tons/ CompanyPercent Coal1217231143617.3 Oil and Gas1431175222731.3 Utility1014442144414.5 Steel2338616933.4 Other1133266302433.4 Total49996 - 100

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15 Atomic H/C Ratios From Wiser, 2000 Arrow in direction of… Solid-liquid-gas Ease of transport Less solids pollution Less air contamination

16 COAL RANK 1.ANTHRACITE -14,000 BTU/LB 2. BITUMINOUS -12,000 BTU/LB 3. SUB-BITUMINOUS -9,000 BTU/LB 4. LIGNITE (30% WATER) - 7,000 BTU/LB

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19 TABLE 4 Representative Composition of Western Lignite (As Received) Proximate AnalysisUltimate analysis Fixed carbon 27.2%Carbon 44.9 % Ash 11.7%Hydrogen 3.4% Water 25.4%Oxygen 13.2% Volatiles 34.5%Nitrogen 0.2% Sulfur 1.2%Sulfur 1.2% Heating value 7500 Btu/lbAsh 11.7% Water 25.4%

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21 Coal Summary….. The good news…. –High energy content –We have a lot of it The bad news…. –Solids, air pollution issues –Mine safety –Not easy to transport

22 EXTRACTION TRANSPORTATION PREPARATION CONVERSION - GASIFICATION - LIQUEFACTION - COMBUSTION POLLUTION CONTROL- PARTICULATES - SO 2 - H 2 S - NO X

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