Page 362 - Advanced Mine Ventilation

Economics of Coal Mine Degasification
($) ($) NPV ($) Revenue Net ($) Costs Financial 82,492,347.83 94,866,200 17,708,160 69,559,682.42 91,992,680 17,177,664 58,650,033.70 89,199,370 16,661,976 49,451,942.21 86,491,756 16,162,108 41,695,934.73 83,865,418 15,677,246 NPV. positive higher a indicating so or 30 years for produce wi
Costs $331
Operating 2,025,000 2,025,000 2,025,000 2,025,000 2,025,000 of investment

Wells ($) initial the

Vertical Revenue 184,460,000 178,934,000 173,562,250 168,355,300 163,304,650 than

for less bit
a is
(NPV) which

Value (MMCF) million

Present Gas Production $302 is

Net Total 36,892.8 35,786.8 34,712.45 33,671.06 32,660.93 5 years

20.6 for NPV
Table Year 1 2 3 4 5 Total