3

 

TRENDS AND ISSUES FOR FUTURE COAL USE

 

38

   

Domestic and International Markets

 

38

   

Coal Use for Domestic Electricity Generation

 

41

   

Coal Use for Liquid and Gaseous Fuels

 

53

   

Other Uses of Coal

 

54

   

Environmental Issues for Coal Use

 

56

   

Summary

 

61

   

References

 

62

4

 

THE STRATEGIC PLANNING FRAMEWORK

 

64

   

Baseline Strategic Planning Scenarios

 

64

   

Alternative Scenarios

 

65

   

Scenario Implications for RDD&C Planning

 

68

   

Additional Criteria to Set National Coal RDD&C Priorities

 

69

   

References

 

71

PART II
Overview of Current DOE Coal Programs

 

 

5

 

COAL PREPARATION, COAL-LIQUID MIXTURES, AND COALBED METHANE RECOVERY

 

75

   

Coal Preparation

 

75

   

Coal-Liquid Mixtures

 

79

   

Coalbed Methane Recovery

 

81

   

References

 

84

6

 

CLEAN FUELS AND SPECIALTY PRODUCTS FROM COAL

 

85

   

Gasification of Coal

 

86

   

Products from Coal-Derived Gas

 

96

   

Products from Direct Liquefaction and Pyrolysis of Coal

 

102

   

Coal Refineries and Coproduct Systems

 

106

   

Findings

 

109

   

References

 

111

7

 

ELECTRIC POWER GENERATION

 

113

   

Pulverized Coal Systems

 

114

   

Fluidized-Bed Combustion

 

119

   

Integrated Gasification Combined-Cycle Systems

 

124

   

Integrated Gasification Fuel Cell Systems

 

128

   

Magnetohydrodynamic Power Generation

 

132

   

Combustion Turbines

 

134

   

Emission Control Technologies

 

138

   

References

 

146



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