Harnessing the potential of
in-situ Underground Coal Gasification
Energy Demand Projections
• Integrated Energy report
• National Energy Map of India
Coal consumption in variousend-use sectors in 2031 (in Mtoe)
Sector BAU HYB HG HHYB
Industry
(process Heat)
285 146 490 253
Industry(Captive power)
91 106 139 160
Power 663 296 1148 581
Ore Reduction 137 219 231 370
Total 1176 767 2009 1364
Need to Clean up the Act
Fossil fuels Spewing the muck……. Coal 115 Quad/annum….
Green House Gases…
Rise in CO2 Concentration (Mauna Loa)
Greenhouse Effect
UCG: Essential
Figure 2.
Schematic view of Underground coal Gasifer Plant
Figure 5
Area of an underground Gasifier 600 X300 m
Life of a Gasifier 1 year
Gas output per Gasifier 1 Billion m3/ annum
No of vertical injection boreholes 67
No of inclined gas withdrawal boreholes 13
Spacing of inclined gas withdrawal boreholes
50 m
Spacing of vertical injection boreholes 60 m
Gas yield per kg of coal 1.93 m3/kg
Coal consumption 0.6 Million tons/annum
Typical Site for UCG Station
Top Related