Coal Beneficiation for Clean Coal Technology

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Coal Beneficiation for Clean Coal Technology
Dr Kalyan Sen Director Central Fuel Research
Institute Dhanbad 828108
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PSD of Indian Non Coking Coals
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Indian Coal as feed to TPS
Favourable qualities

• Huge reserve
• Low S content ( lt0.6)
• High AFT (gt1100oC)
• Low Iron content
• Low Chlorine content
• Low toxic trace elements
• Reactive inertinites

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DSC/TG of Density Fractions
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Maximum Rate Vs Ch. Ash
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DTG Peak Temperature Vs Ch. Ash
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STRATEGY FOR ACHIEVING COAL BASED POWER TARGET

• Improved Coal Quality
• Mine planning
• Assessment
• Cleaning
• Blending

• Advance Technology
• Larger Units
• CCT

R M National Programme
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Technology Routes for beneficiation
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Achievable yield of washed coal by different
level of beneficiation
Yield of Cleans,
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90
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65
60
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Ash,
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Thank You