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274 5 Geothermal Reservoir Simulation
30
1 year
2 years
5 years
10 years
15 years
20
Frequency (%)
10
0
320 340 360 380 400 420 440
Temperature (K)
Figure 5.19 Monte Carlo analysis: temperature frequencies
at the observation point after different operation periods,
1, 2, 5, 10, and 15 years.
440
420
400 100% 80%
Temperature (K) 380
360 20%
340
320
0 100 200 300 400
Distance from injection well (m)
Figure 5.20 Monte Carlo analysis: uncertainty ranges of
temperature profiles after 15 years heat extraction, 20%
(dark gray area), 80% (dotted line), 100% (light gray area).