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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.4.16
GEOPHIRES Build Date: 2024-03-05
Simulation Date: 2024-03-06
Simulation Time: 11:00
Calculation Time: 0.620 sec
***SUMMARY OF RESULTS***
End-Use Option: Electricity
Average Net Electricity Production: 30.58 MW
Electricity breakeven price: 3.92 cents/kWh
Number of production wells: 2
Number of injection wells: 2
Flowrate per production well: 55.0 kg/sec
Well depth (or total length, if not vertical): 7.5 kilometer
Geothermal gradient: 0.0500 degC/m
***ECONOMIC PARAMETERS***
Economic Model = Fixed Charge Rate (FCR)
Fixed Charge Rate (FCR): 5.00
Accrued financing during construction: 0.00
Project lifetime: 30 yr
Capacity factor: 90.0 %
Project NPV: 115.21 MUSD
Project IRR: 11.74 %
Project VIR=PI=PIR: 1.72
Project MOIC: 2.42
Project Payback Period: 9.54 yr
***ENGINEERING PARAMETERS***
Number of Production Wells: 2
Number of Injection Wells: 2
Well depth (or total length, if not vertical): 7.5 kilometer
Water loss rate: 2.0
Pump efficiency: 80.0
Injection temperature: 50.0 degC
Production Wellbore heat transmission calculated with Ramey's model
Average production well temperature drop: 19.0 degC
Flowrate per production well: 55.0 kg/sec
Injection well casing ID: 7.000 in
Production well casing ID: 7.000 in
Number of times redrilling: 0
Power plant type: Single-Flash
***RESOURCE CHARACTERISTICS***
Maximum reservoir temperature: 500.0 degC
Number of segments: 1
Geothermal gradient: 0.0500 degC/m
***RESERVOIR PARAMETERS***
Reservoir Model = Multiple Parallel Fractures Model
Bottom-hole temperature: 395.00 degC
Fracture model = Square
Well seperation: fracture height: 900.00 meter
Fracture area: 810000.00 m**2
Reservoir volume: 1000000000 m**3
Reservoir hydrostatic pressure: 68311.02 kPa
Plant outlet pressure: 100.00 kPa
Injectivity Index: 5.00 kg/sec/bar
Reservoir density: 2700.00 kg/m**3
Reservoir thermal conductivity: 2.70 W/m/K
Reservoir heat capacity: 1000.00 J/kg/K
***RESERVOIR SIMULATION RESULTS***
Maximum Production Temperature: 377.7 degC
Average Production Temperature: 376.0 degC
Minimum Production Temperature: 365.6 degC
Initial Production Temperature: 365.6 degC
Average Reservoir Heat Extraction: 142.85 MW
Production Wellbore Heat Transmission Model = Ramey Model
Average Production Well Temperature Drop: 19.0 degC
Average Injection Well Pump Pressure Drop: -6843.0 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 92.95 MUSD
Drilling and completion costs per well: 23.24 MUSD
Stimulation costs: 3.02 MUSD
Surface power plant costs: 44.77 MUSD
Field gathering system costs: 1.93 MUSD
Total surface equipment costs: 46.70 MUSD
Exploration costs: 18.39 MUSD
Total capital costs: 161.06 MUSD
Annualized capital costs: 8.05 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 1.42 MUSD/yr
Power plant maintenance costs: 2.09 MUSD/yr
Water costs: 0.06 MUSD/yr
Total operating and maintenance costs: 1.36 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Initial geofluid availability: 0.60 MW/(kg/s)
Maximum Total Electricity Generation: 30.94 MW
Average Total Electricity Generation: 30.58 MW
Minimum Total Electricity Generation: 28.35 MW
Initial Total Electricity Generation: 28.35 MW
Maximum Net Electricity Generation: 30.94 MW
Average Net Electricity Generation: 30.58 MW
Minimum Net Electricity Generation: 28.35 MW
Initial Net Electricity Generation: 28.35 MW
Average Annual Total Electricity Generation: 239.79 GWh
Average Annual Net Electricity Generation: 239.79 GWh
Average Pumping Power: 0.00 MW
************************************************************
* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
************************************************************
YEAR THERMAL GEOFLUID PUMP NET FIRST LAW
DRAWDOWN TEMPERATURE POWER POWER EFFICIENCY
(degC) (MW) (MW) (%)
1 1.0000 365.60 0.0000 28.3465 20.5000
2 1.0157 371.32 0.0000 29.5550 20.9933
3 1.0202 372.98 0.0000 29.9119 21.1377
4 1.0226 373.85 0.0000 30.0996 21.2134
5 1.0241 374.42 0.0000 30.2245 21.2637
6 1.0253 374.85 0.0000 30.3170 21.3009
7 1.0262 375.18 0.0000 30.3900 21.3303
8 1.0270 375.46 0.0000 30.4499 21.3543
9 1.0276 375.69 0.0000 30.5006 21.3747
10 1.0281 375.89 0.0000 30.5443 21.3922
11 1.0286 376.06 0.0000 30.5827 21.4076
12 1.0290 376.22 0.0000 30.6169 21.4213
13 1.0294 376.36 0.0000 30.6476 21.4336
14 1.0298 376.48 0.0000 30.6755 21.4448
15 1.0301 376.60 0.0000 30.7010 21.4550
16 1.0304 376.71 0.0000 30.7245 21.4644
17 1.0306 376.81 0.0000 30.7462 21.4731
18 1.0309 376.90 0.0000 30.7664 21.4812
19 1.0311 376.98 0.0000 30.7853 21.4887
20 1.0314 377.06 0.0000 30.8029 21.4958
21 1.0316 377.14 0.0000 30.8196 21.5024
22 1.0318 377.21 0.0000 30.8353 21.5087
23 1.0319 377.28 0.0000 30.8502 21.5147
24 1.0321 377.34 0.0000 30.8643 21.5203
25 1.0323 377.40 0.0000 30.8777 21.5257
26 1.0324 377.46 0.0000 30.8904 21.5308
27 1.0326 377.51 0.0000 30.9026 21.5356
28 1.0327 377.57 0.0000 30.9143 21.5403
29 1.0329 377.62 0.0000 30.9254 21.5447
30 1.0330 377.67 0.0000 30.9361 21.5490
*******************************************************************
* ANNUAL HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
*******************************************************************
YEAR ELECTRICITY HEAT RESERVOIR PERCENTAGE OF
PROVIDED EXTRACTED HEAT CONTENT TOTAL HEAT MINED
(GWh/year) (GWh/year) (10^15 J) (%)
1 228.8 1101.1 927.54 0.43
2 234.6 1113.2 923.53 0.86
3 236.6 1117.3 919.51 1.29
4 237.8 1119.7 915.48 1.72
5 238.7 1121.4 911.44 2.15
6 239.3 1122.7 907.40 2.59
7 239.8 1123.7 903.35 3.02
8 240.3 1124.6 899.30 3.46
9 240.6 1125.4 895.25 3.89
10 241.0 1126.0 891.20 4.33
11 241.3 1126.6 887.14 4.76
12 241.5 1127.1 883.08 5.20
13 241.7 1127.5 879.03 5.63
14 241.9 1128.0 874.96 6.07
15 242.1 1128.3 870.90 6.51
16 242.3 1128.7 866.84 6.94
17 242.5 1129.0 862.77 7.38
18 242.6 1129.3 858.71 7.81
19 242.8 1129.6 854.64 8.25
20 242.9 1129.9 850.57 8.69
21 243.0 1130.1 846.51 9.12
22 243.2 1130.4 842.44 9.56
23 243.3 1130.6 838.37 10.00
24 243.4 1130.8 834.30 10.44
25 243.5 1131.0 830.22 10.87
26 243.6 1131.2 826.15 11.31
27 243.7 1131.4 822.08 11.75
28 243.8 1131.6 818.00 12.18
29 243.9 1131.8 813.93 12.62
30 203.3 943.3 810.53 12.99
********************************
* 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 6.00 -161.06 0.00 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -161.06 -161.06
2 6.00 12.37 13.73 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 12.37 -148.69
3 7.20 12.72 27.80 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 12.72 -135.97
4 8.40 15.68 44.84 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 15.68 -120.29
5 9.60 18.62 64.82 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 18.62 -101.67
6 10.00 21.56 87.73 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 21.56 -80.11
7 10.00 22.58 111.66 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.58 -57.54
8 10.00 22.63 135.64 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.63 -34.91
9 10.00 22.67 159.67 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.67 -12.24
10 10.00 22.71 183.73 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.71 10.47
11 10.00 22.74 207.83 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.74 33.21
12 10.00 22.77 231.96 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.77 55.98
13 10.00 22.80 256.11 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.80 78.78
14 10.00 22.82 280.28 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.82 101.60
15 10.00 22.84 304.48 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.84 124.44
16 10.00 22.86 328.69 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.86 147.30
17 10.00 22.88 352.92 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.88 170.17
18 10.00 22.89 377.17 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.89 193.06
19 10.00 22.91 401.43 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.91 215.97
20 10.00 22.92 425.71 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.92 238.90
21 10.00 22.94 450.00 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.94 261.83
22 10.00 22.95 474.31 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.95 284.78
23 10.00 22.96 498.62 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.96 307.74
24 10.00 22.97 522.95 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.97 330.71
25 10.00 22.98 547.29 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.98 353.70
26 10.00 22.99 571.64 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 22.99 376.69
27 10.00 23.00 596.00 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 23.00 399.69
28 10.00 23.01 620.37 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 23.01 422.71
29 10.00 23.02 644.74 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 23.02 445.73
30 10.00 23.03 669.13 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.36 23.03 468.76