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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.4.15
GEOPHIRES Build Date: 2024-03-05
Simulation Date: 2024-03-05
Simulation Time: 09:58
Calculation Time: 0.167 sec
***SUMMARY OF RESULTS***
End-Use Option: Cogeneration Topping Cycle, Heat sales considered as extra income
Average Net Electricity Production: 19.66 MW
Average Direct-Use Heat Production: 10.52 MW
Electricity breakeven price: 6.38 cents/kWh
Direct-Use heat breakeven price (LCOH): 2.36 USD/MMBTU
Number of production wells: 3
Number of injection wells: 3
Flowrate per production well: 70.0 kg/sec
Well depth (or total length, if not vertical): 3.1 kilometer
Geothermal gradient: 0.0700 degC/m
***ECONOMIC PARAMETERS***
Economic Model = BICYCLE
Accrued financing during construction: 5.00
Project lifetime: 35 yr
Capacity factor: 90.0 %
Project NPV: -2.89 MUSD
Project IRR: 6.01 %
Project VIR=PI=PIR: 0.97
Project MOIC: 0.65
Project Payback Period: 14.87 yr
CHP: Percent cost allocation for electrical plant: 93.66%
***ENGINEERING PARAMETERS***
Number of Production Wells: 3
Number of Injection Wells: 3
Well depth (or total length, if not vertical): 3.1 kilometer
Water loss rate: 2.0
Pump efficiency: 80.0
Injection temperature: 73.0 degC
User-provided production well temperature drop
Constant production well temperature drop: 5.0 degC
Flowrate per production well: 70.0 kg/sec
Injection well casing ID: 8.500 in
Production well casing ID: 8.500 in
Number of times redrilling: 0
Power plant type: Double-Flash
***RESOURCE CHARACTERISTICS***
Maximum reservoir temperature: 400.0 degC
Number of segments: 1
Geothermal gradient: 0.0700 degC/m
***RESERVOIR PARAMETERS***
Reservoir Model = Single Fracture m/A Thermal Drawdown Model
m/A Drawdown Parameter: 0.00002 1/year
Bottom-hole temperature: 232.00 degC
Reservoir volume calculated with fracture separation and number of fractures as input
Number of fractures: 12.00
Fracture separation: 80.00 meter
Reservoir volume: 176000000 m**3
Reservoir hydrostatic pressure: 29742.69 kPa
Plant outlet pressure: 100.00 kPa
Injectivity Index: 5.00 kg/sec/bar
Reservoir density: 3000.00 kg/m**3
Reservoir thermal conductivity: 3.00 W/m/K
Reservoir heat capacity: 1000.00 J/kg/K
***RESERVOIR SIMULATION RESULTS***
Maximum Production Temperature: 227.0 degC
Average Production Temperature: 220.8 degC
Minimum Production Temperature: 208.2 degC
Initial Production Temperature: 227.0 degC
Average Reservoir Heat Extraction: 126.82 MW
Wellbore Heat Transmission Model = Constant Temperature Drop: 5.0 degC
Average Injection Well Pump Pressure Drop: 735.4 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 34.45 MUSD
Drilling and completion costs per well: 5.74 MUSD
Stimulation costs: 4.53 MUSD
Surface power plant costs: 63.92 MUSD
Field gathering system costs: 3.17 MUSD
Total surface equipment costs: 67.09 MUSD
Exploration costs: 5.51 MUSD
Total capital costs: 111.58 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.82 MUSD/yr
Power plant maintenance costs: 2.30 MUSD/yr
Water costs: 0.11 MUSD/yr
Total operating and maintenance costs: 3.23 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Initial geofluid availability: 0.23 MW/(kg/s)
Maximum Total Electricity Generation: 21.16 MW
Average Total Electricity Generation: 19.85 MW
Minimum Total Electricity Generation: 17.27 MW
Initial Total Electricity Generation: 21.16 MW
Maximum Net Electricity Generation: 20.97 MW
Average Net Electricity Generation: 19.66 MW
Minimum Net Electricity Generation: 17.08 MW
Initial Net Electricity Generation: 20.97 MW
Average Annual Total Electricity Generation: 156.09 GWh
Average Annual Net Electricity Generation: 154.56 GWh
Initial pumping power/net installed power: 0.93 %
Maximum Net Heat Production: 11.33 MW
Average Net Heat Production: 10.52 MW
Minimum Net Heat Production: 8.80 MW
Initial Net Heat Production: 11.33 MW
Average Annual Heat Production: 82.71 GWh
Average Pumping Power: 0.19 MW
************************************************************
* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
************************************************************
YEAR THERMAL GEOFLUID PUMP NET NET FIRST LAW
DRAWDOWN TEMPERATURE POWER POWER HEAT EFFICIENCY
(deg C) (MW) (MW) (MW) (%)
0 1.0000 227.00 0.1945 20.9662 11.3288 17.5398
1 1.0000 227.00 0.1945 20.9662 11.3288 17.5398
2 1.0000 227.00 0.1945 20.9662 11.3288 17.5398
3 1.0000 227.00 0.1945 20.9662 11.3288 17.5398
4 1.0000 227.00 0.1945 20.9661 11.3287 17.5398
5 1.0000 226.99 0.1945 20.9650 11.3280 17.5394
6 0.9999 226.97 0.1945 20.9605 11.3255 17.5378
7 0.9997 226.92 0.1945 20.9494 11.3193 17.5339
8 0.9992 226.83 0.1945 20.9280 11.3072 17.5263
9 0.9985 226.67 0.1945 20.8935 11.2877 17.5140
10 0.9975 226.44 0.1945 20.8442 11.2597 17.4965
11 0.9962 226.15 0.1945 20.7793 11.2228 17.4734
12 0.9946 225.78 0.1945 20.6989 11.1767 17.4446
13 0.9927 225.34 0.1945 20.6037 11.1219 17.4106
14 0.9905 224.84 0.1945 20.4948 11.0587 17.3715
15 0.9880 224.28 0.1945 20.3736 10.9878 17.3278
16 0.9853 223.66 0.1945 20.2415 10.9097 17.2800
17 0.9824 223.00 0.1945 20.0999 10.8253 17.2287
18 0.9793 222.30 0.1945 19.9504 10.7352 17.1741
19 0.9761 221.57 0.1945 19.7941 10.6400 17.1169
20 0.9727 220.80 0.1945 19.6323 10.5402 17.0573
21 0.9692 220.02 0.1945 19.4661 10.4366 16.9958
22 0.9657 219.21 0.1945 19.2965 10.3295 16.9328
23 0.9620 218.38 0.1945 19.1244 10.2194 16.8684
24 0.9583 217.54 0.1945 18.9505 10.1069 16.8031
25 0.9546 216.70 0.1945 18.7755 9.9921 16.7370
26 0.9508 215.84 0.1945 18.6001 9.8756 16.6703
27 0.9471 214.98 0.1945 18.4246 9.7575 16.6032
28 0.9433 214.12 0.1945 18.2496 9.6382 16.5359
29 0.9395 213.26 0.1945 18.0754 9.5180 16.4686
30 0.9357 212.40 0.1945 17.9023 9.3970 16.4013
31 0.9319 211.54 0.1945 17.7307 9.2754 16.3342
32 0.9281 210.68 0.1945 17.5606 9.1534 16.2673
33 0.9244 209.83 0.1945 17.3924 9.0312 16.2007
34 0.9206 208.98 0.1945 17.2262 8.9089 16.1346
*******************************************************************
* ANNUAL HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
*******************************************************************
YEAR HEAT ELECTRICITY HEAT RESERVOIR PERCENTAGE OF
PROVIDED PROVIDED EXTRACTED HEAT CONTENT TOTAL HEAT MINED
(GWh/year) (GWh/year) (GWh/year) (10^15 J) (%)
1 89.3 165.3 1041.65 80.20 4.47
2 89.3 165.3 1041.65 76.45 8.93
3 89.3 165.3 1041.65 72.70 13.40
4 89.3 165.3 1041.65 68.95 17.87
5 89.3 165.3 1041.64 65.20 22.33
6 89.3 165.3 1041.56 61.45 26.80
7 89.3 165.2 1041.33 57.70 31.27
8 89.2 165.1 1040.83 53.96 35.73
9 89.1 164.9 1039.98 50.21 40.19
10 88.9 164.5 1038.69 46.47 44.64
11 88.6 164.1 1036.92 42.74 49.09
12 88.3 163.5 1034.67 39.02 53.53
13 87.9 162.8 1031.94 35.30 57.95
14 87.4 162.0 1028.76 31.60 62.36
15 86.9 161.1 1025.16 27.91 66.76
16 86.3 160.1 1021.19 24.23 71.14
17 85.7 159.0 1016.88 20.57 75.50
18 85.0 157.9 1012.28 16.93 79.84
19 84.3 156.7 1007.42 13.30 84.16
20 83.5 155.4 1002.35 9.69 88.46
21 82.7 154.1 997.09 6.10 92.73
22 81.9 152.8 991.69 2.53 96.99
23 81.0 151.5 986.16 -1.02 101.21
24 80.1 150.1 980.53 -4.55 105.42
25 79.2 148.7 974.83 -8.06 109.60
26 78.3 147.3 969.07 -11.55 113.75
27 77.4 146.0 963.27 -15.02 117.89
28 76.5 144.6 957.45 -18.46 121.99
29 75.5 143.2 951.62 -21.89 126.07
30 74.6 141.8 945.78 -25.29 130.13
31 73.6 140.5 939.96 -28.68 134.16
32 72.6 139.1 934.16 -32.04 138.16
33 71.7 137.8 928.38 -35.38 142.14
34 70.7 136.5 922.64 -38.70 146.10
35 62.8 121.7 825.50 -41.67 149.64
********************************
* REVENUE & CASHFLOW PROFILE *
********************************
Year Electricity | Heat | Cooling | Carbon | Project
Since Price Ann. Rev. Cumm. Rev. | Price Ann. Rev. Cumm. Rev. | Price Ann. Rev. Cumm. Rev. | Price Ann. Rev. Cumm. Rev. | OPEX Net Rev. Net Cashflow
Start (cents/kWh)(MUSD/yr) (MUSD) |(cents/kWh) (MUSD/yr) (MUSD) |(cents/kWh) (MUSD/yr) (MUSD) |(USD/tonne) (MUSD/yr) (MUSD) |(MUSD/yr) (MUSD/yr) (MUSD)
________________________________________________________________________________________________________________________________________________________________________________________
1 5.50 0.00 0.00 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -111.58 -111.58
2 5.50 9.09 9.09 | 2.50 2.23 2.23 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -103.49
3 5.50 9.09 18.18 | 2.50 2.23 4.47 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -95.40
4 5.50 9.09 27.27 | 2.50 2.23 6.70 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -87.31
5 5.50 9.09 36.37 | 2.50 2.23 8.93 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -79.21
6 5.50 9.09 45.46 | 2.50 2.23 11.16 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -71.12
7 5.50 9.09 54.55 | 2.50 2.23 13.40 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -63.03
8 5.50 9.09 63.63 | 2.50 2.23 15.63 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.09 -54.95
9 5.50 9.08 72.71 | 2.50 2.23 17.86 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.08 -46.87
10 5.50 9.07 81.78 | 2.50 2.23 20.09 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.06 -38.81
11 5.50 9.05 90.83 | 2.50 2.22 22.31 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.04 -30.77
12 5.50 9.02 99.86 | 2.50 2.22 24.52 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 8.01 -22.76
13 5.50 8.99 108.85 | 2.50 2.21 26.73 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.97 -14.79
14 5.50 8.96 117.80 | 2.50 2.20 28.93 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.92 -6.87
15 5.50 8.91 126.72 | 2.50 2.19 31.11 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.86 1.00
16 5.50 8.86 135.58 | 2.50 2.17 33.29 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.80 8.80
17 5.50 8.81 144.38 | 2.50 2.16 35.45 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.73 16.53
18 5.50 8.75 153.13 | 2.50 2.14 37.59 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.66 24.19
19 5.50 8.68 161.81 | 2.50 2.12 39.71 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.58 31.76
20 5.50 8.62 170.43 | 2.50 2.11 41.82 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.49 39.25
21 5.50 8.55 178.98 | 2.50 2.09 43.91 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.40 46.66
22 5.50 8.48 187.46 | 2.50 2.07 45.97 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.31 53.97
23 5.50 8.40 195.86 | 2.50 2.05 48.02 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.22 61.19
24 5.50 8.33 204.19 | 2.50 2.03 50.05 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.12 68.31
25 5.50 8.26 212.45 | 2.50 2.00 52.05 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 7.03 75.34
26 5.50 8.18 220.62 | 2.50 1.98 54.03 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.93 82.27
27 5.50 8.10 228.73 | 2.50 1.96 55.99 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.83 89.09
28 5.50 8.03 236.76 | 2.50 1.93 57.92 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.73 95.82
29 5.50 7.95 244.71 | 2.50 1.91 59.83 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.63 102.45
30 5.50 7.88 252.58 | 2.50 1.89 61.72 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.53 108.99
31 5.50 7.80 260.38 | 2.50 1.86 63.59 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.43 115.42
32 5.50 7.73 268.11 | 2.50 1.84 65.43 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.33 121.75
33 5.50 7.65 275.76 | 2.50 1.82 67.24 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.24 127.99
34 5.50 7.58 283.34 | 2.50 1.79 69.03 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.14 134.12
35 5.50 7.51 290.84 | 2.50 1.77 70.80 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 3.23 6.04 140.17