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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: 0.213 sec
***SUMMARY OF RESULTS***
End-Use Option: Direct-Use Heat
Average Direct-Use Heat Production: 21.03 MW
Direct-Use heat breakeven price (LCOH): 7.23 USD/MMBTU
Number of production wells: 2
Number of injection wells: 2
Flowrate per production well: 30.0 kg/sec
Well depth (or total length, if not vertical): 3.0 kilometer
Geothermal gradient: 0.0550 degC/m
***ECONOMIC PARAMETERS***
Economic Model = Standard Levelized Cost
Interest Rate: 5.00
Accrued financing during construction: 0.00
Project lifetime: 25 yr
Capacity factor: 90.0 %
Project NPV: -1.73 MUSD
Project IRR: 5.77 %
Project VIR=PI=PIR: 0.96
Project MOIC: 0.51
Project Payback Period: 13.48 yr
***ENGINEERING PARAMETERS***
Number of Production Wells: 2
Number of Injection Wells: 2
Well depth (or total length, if not vertical): 3.0 kilometer
Water loss rate: 0.0
Pump efficiency: 80.0
Injection temperature: 70.0 degC
Production Wellbore heat transmission calculated with Ramey's model
Average production well temperature drop: 6.7 degC
Flowrate per production well: 30.0 kg/sec
Injection well casing ID: 8.000 in
Production well casing ID: 8.000 in
Number of times redrilling: 0
***RESOURCE CHARACTERISTICS***
Maximum reservoir temperature: 400.0 degC
Number of segments: 1
Geothermal gradient: 0.0550 degC/m
***RESERVOIR PARAMETERS***
Reservoir Model = 1-D Linear Heat Sweep Model
Bottom-hole temperature: 180.00 degC
Fracture model = Circular fracture with known diameter
Well seperation: fracture diameter: 300.00 meter
Fracture area: 70685.83 m**2
Number of fractures calculated with reservoir volume and fracture separation as input
Number of fractures: 30.47
Fracture separation: 60.00 meter
Reservoir volume: 125000000 m**3
Reservoir impedance: 0.20 GPa.s/m**3
Reservoir density: 3000.00 kg/m**3
Reservoir thermal conductivity: 3.20 W/m/K
Reservoir heat capacity: 975.00 J/kg/K
Reservoir porosity: 10.00
***RESERVOIR SIMULATION RESULTS***
Maximum Production Temperature: 172.6 degC
Average Production Temperature: 165.7 degC
Minimum Production Temperature: 154.8 degC
Initial Production Temperature: 169.6 degC
Average Reservoir Heat Extraction: 23.36 MW
Production Wellbore Heat Transmission Model = Ramey Model
Average Production Well Temperature Drop: 6.7 degC
Total Average Pressure Drop: 10383.3 kPa
Average Injection Well Pressure Drop: 110.6 kPa
Average Reservoir Pressure Drop: 12215.4 kPa
Average Production Well Pressure Drop: 114.7 kPa
Average Buoyancy Pressure Drop: -2057.4 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 21.95 MUSD
Drilling and completion costs per well: 5.49 MUSD
Stimulation costs: 3.02 MUSD
Surface power plant costs: 8.07 MUSD
Field gathering system costs: 2.55 MUSD
Total surface equipment costs: 10.62 MUSD
Exploration costs: 5.33 MUSD
Total capital costs: 40.91 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.42 MUSD/yr
Power plant maintenance costs: 0.65 MUSD/yr
Water costs: 0.00 MUSD/yr
Average Reservoir Pumping Cost: 0.30 MUSD/yr
Total operating and maintenance costs: 1.37 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Maximum Net Heat Production: 22.55 MW
Average Net Heat Production: 21.03 MW
Minimum Net Heat Production: 18.64 MW
Initial Net Heat Production: 21.89 MW
Average Annual Heat Production: 163.65 GWh
Average Pumping Power: 0.77 MW
************************************************************
* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
************************************************************
YEAR THERMAL GEOFLUID PUMP NET
DRAWDOWN TEMPERATURE POWER HEAT
(deg C) (MW) (MW)
0 1.0000 169.64 0.7567 21.8934
1 1.0075 170.91 0.7561 22.1720
2 1.0113 171.56 0.7558 22.3152
3 1.0133 171.90 0.7556 22.3898
4 1.0146 172.13 0.7555 22.4392
5 1.0156 172.29 0.7555 22.4757
6 1.0164 172.42 0.7554 22.5043
7 1.0170 172.53 0.7554 22.5278
8 1.0176 172.62 0.7553 22.5477
9 0.9956 168.90 0.7627 21.7304
10 0.9916 168.22 0.7642 21.5798
11 0.9873 167.49 0.7656 21.4207
12 0.9828 166.73 0.7672 21.2536
13 0.9782 165.94 0.7688 21.0793
14 0.9733 165.11 0.7704 20.8980
15 0.9683 164.26 0.7721 20.7103
16 0.9631 163.38 0.7739 20.5167
17 0.9577 162.47 0.7756 20.3174
18 0.9522 161.54 0.7774 20.1129
19 0.9466 160.59 0.7793 19.9035
20 0.9409 159.61 0.7812 19.6896
21 0.9350 158.62 0.7831 19.4715
22 0.9291 157.61 0.7850 19.2495
23 0.9230 156.58 0.7869 19.0239
24 0.9169 155.54 0.7889 18.7951
*******************************************************************
* ANNUAL HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
*******************************************************************
YEAR HEAT HEAT RESERVOIR PERCENTAGE OF
PROVIDED EXTRACTED HEAT CONTENT TOTAL HEAT MINED
(GWh/year) (GWh/year) (10^15 J) (%)
1 173.5 192.7 39.52 1.73
2 175.4 194.9 38.82 3.47
3 176.2 195.8 38.12 5.22
4 176.7 196.4 37.41 6.98
5 177.1 196.7 36.70 8.74
6 177.3 197.0 35.99 10.50
7 177.5 197.2 35.28 12.27
8 177.7 197.4 34.57 14.04
9 172.8 192.0 33.88 15.76
10 170.7 189.7 33.20 17.45
11 169.5 188.3 32.52 19.14
12 168.2 186.9 31.85 20.81
13 166.9 185.4 31.18 22.47
14 165.5 183.9 30.52 24.12
15 164.0 182.2 29.86 25.75
16 162.5 180.6 29.21 27.37
17 161.0 178.9 28.57 28.97
18 159.4 177.1 27.93 30.55
19 157.7 175.3 27.30 32.12
20 156.1 173.4 26.68 33.67
21 154.4 171.5 26.06 35.21
22 152.6 169.6 25.45 36.73
23 150.9 167.6 24.84 38.23
24 149.1 165.6 24.25 39.71
25 98.4 109.3 23.85 40.69
********************************
* 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 -40.91 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -40.91 -40.91
2 5.50 0.00 0.00 | 2.50 3.26 4.34 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.26 -37.65
3 5.50 0.00 0.00 | 2.50 3.31 8.72 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.31 -34.34
4 5.50 0.00 0.00 | 2.50 3.33 13.13 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.33 -31.01
5 5.50 0.00 0.00 | 2.50 3.34 17.55 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.34 -27.66
6 5.50 0.00 0.00 | 2.50 3.35 21.97 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.35 -24.31
7 5.50 0.00 0.00 | 2.50 3.36 26.41 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.36 -20.95
8 5.50 0.00 0.00 | 2.50 3.36 30.84 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.36 -17.59
9 5.50 0.00 0.00 | 2.50 3.37 35.29 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.37 -14.23
10 5.50 0.00 0.00 | 2.50 3.24 39.61 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.24 -10.98
11 5.50 0.00 0.00 | 2.50 3.19 43.87 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.19 -7.79
12 5.50 0.00 0.00 | 2.50 3.16 48.11 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.16 -4.63
13 5.50 0.00 0.00 | 2.50 3.13 52.32 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.13 -1.50
14 5.50 0.00 0.00 | 2.50 3.10 56.49 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.10 1.60
15 5.50 0.00 0.00 | 2.50 3.06 60.63 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.06 4.66
16 5.50 0.00 0.00 | 2.50 3.02 64.73 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 3.02 7.69
17 5.50 0.00 0.00 | 2.50 2.99 68.79 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.99 10.67
18 5.50 0.00 0.00 | 2.50 2.95 72.81 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.95 13.62
19 5.50 0.00 0.00 | 2.50 2.91 76.80 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.91 16.53
20 5.50 0.00 0.00 | 2.50 2.87 80.74 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.87 19.40
21 5.50 0.00 0.00 | 2.50 2.83 84.64 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.83 22.22
22 5.50 0.00 0.00 | 2.50 2.78 88.50 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.78 25.01
23 5.50 0.00 0.00 | 2.50 2.74 92.32 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.74 27.75
24 5.50 0.00 0.00 | 2.50 2.70 96.09 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.70 30.44
25 5.50 0.00 0.00 | 2.50 2.65 99.82 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.08 2.65 33.10