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Fervo_Norbeck_Latimer_2023.out
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Fervo_Norbeck_Latimer_2023.out
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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.5.0
Simulation Date: 2024-07-24
Simulation Time: 18:06
Calculation Time: 1.152 sec
***SUMMARY OF RESULTS***
End-Use Option: Electricity
Average Net Electricity Production: 2.08 MW
Electricity breakeven price: 27.85 cents/kWh
Number of production wells: 1
Number of injection wells: 1
Flowrate per production well: 41.0 kg/sec
Well depth (or total length, if not vertical): 2.3 kilometer
Geothermal gradient: 76.74 degC/km
***ECONOMIC PARAMETERS***
Economic Model = BICYCLE
Accrued financing during construction: 5.00
Project lifetime: 10 yr
Capacity factor: 90.0 %
Project NPV: -12.65 MUSD
Project IRR: -5.39 %
Project VIR=PI=PIR: 0.53
Project MOIC: -0.21
Project Payback Period: N/A
Estimated Jobs Created: 6
***ENGINEERING PARAMETERS***
Number of Production Wells: 1
Number of Injection Wells: 1
Well depth (or total length, if not vertical): 2.3 kilometer
Water loss rate: 10.0
Pump efficiency: 80.0
Injection temperature: 41.0 degC
Production Wellbore heat transmission calculated with Ramey's model
Average production well temperature drop: 4.1 degC
Flowrate per production well: 41.0 kg/sec
Injection well casing ID: 7.000 in
Production well casing ID: 7.000 in
Number of times redrilling: 0
Power plant type: Subcritical ORC
***RESOURCE CHARACTERISTICS***
Maximum reservoir temperature: 400.0 degC
Number of segments: 1
Geothermal gradient: 76.74 degC/km
***RESERVOIR PARAMETERS***
Reservoir Model = Multiple Parallel Fractures Model
Bottom-hole temperature: 188.11 degC
Fracture model = Rectangular
Well separation: fracture height: 160.00 meter
Fracture width: 160.00 meter
Fracture area: 25600.00 m**2
Reservoir volume calculated with fracture separation and number of fractures as input
Number of fractures: 100.00
Fracture separation: 10.00 meter
Reservoir volume: 25344000 m**3
Reservoir impedance: 0.33 GPa.s/m**3
Reservoir density: 2800.00 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: 184.1 degC
Average Production Temperature: 182.4 degC
Minimum Production Temperature: 169.6 degC
Initial Production Temperature: 181.8 degC
Average Reservoir Heat Extraction: 24.20 MW
Production Wellbore Heat Transmission Model = Ramey Model
Average Production Well Temperature Drop: 4.1 degC
Total Average Pressure Drop: 12325.6 kPa
Average Injection Well Pressure Drop: 392.5 kPa
Average Reservoir Pressure Drop: 14029.4 kPa
Average Production Well Pressure Drop: 350.0 kPa
Average Buoyancy Pressure Drop: -2446.4 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 10.21 MUSD
Drilling and completion costs per vertical production well: 3.06 MUSD
Drilling and completion costs per vertical injection well: 3.06 MUSD
Drilling and completion costs per non-vertical sections: 3.61 MUSD
Stimulation costs: 1.51 MUSD
Surface power plant costs: 9.85 MUSD
Field gathering system costs: 1.55 MUSD
Total surface equipment costs: 11.40 MUSD
Exploration costs: 3.65 MUSD
Total capital costs: 26.77 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.20 MUSD/yr
Power plant maintenance costs: 0.41 MUSD/yr
Water costs: 0.11 MUSD/yr
Total operating and maintenance costs: 0.72 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Initial geofluid availability: 0.16 MW/(kg/s)
Maximum Total Electricity Generation: 2.85 MW
Average Total Electricity Generation: 2.77 MW
Minimum Total Electricity Generation: 2.22 MW
Initial Total Electricity Generation: 2.74 MW
Maximum Net Electricity Generation: 2.16 MW
Average Net Electricity Generation: 2.08 MW
Minimum Net Electricity Generation: 1.50 MW
Initial Net Electricity Generation: 2.05 MW
Average Annual Total Electricity Generation: 21.67 GWh
Average Annual Net Electricity Generation: 16.26 GWh
Initial pumping power/net installed power: 33.79 %
Average Pumping Power: 0.69 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 181.78 0.6927 2.0502 8.5097
2 1.0090 183.41 0.6921 2.1272 8.7283
3 1.0108 183.75 0.6920 2.1434 8.7738
4 1.0118 183.93 0.6920 2.1518 8.7974
5 1.0124 184.04 0.6919 2.1574 8.8131
6 1.0129 184.12 0.6919 2.1612 8.8239
7 1.0129 184.13 0.6920 2.1612 8.8237
8 1.0108 183.75 0.6925 2.1430 8.7720
9 1.0019 182.13 0.6948 2.0640 8.5464
10 0.9771 177.63 0.7009 1.8532 7.9258
*******************************************************************
* 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 16.6 191.4 9.75 6.60
2 16.8 192.4 9.06 13.23
3 16.9 192.7 8.36 19.88
4 17.0 192.9 7.67 26.53
5 17.0 193.1 6.97 33.19
6 17.0 193.1 6.28 39.85
7 17.0 192.9 5.58 46.50
8 16.6 191.7 4.89 53.12
9 15.6 187.8 4.22 59.59
10 12.0 161.5 3.64 65.16
********************************
* 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 0.00 -26.77 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -26.77 -26.77
2 15.00 1.77 2.48 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 1.77 -25.00
3 15.00 1.81 5.01 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 1.81 -23.20
4 15.41 1.89 7.62 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 1.89 -21.30
5 15.81 1.97 10.30 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 1.97 -19.34
6 16.22 2.04 13.07 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 2.04 -17.29
7 16.62 2.11 15.90 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 2.11 -15.18
8 17.03 2.17 18.79 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 2.17 -13.01
9 17.43 2.18 21.69 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 2.18 -10.82
10 17.84 2.06 24.47 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.72 2.06 -8.77