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tune IDs, retune PI/II accordingly
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‎tests/examples/Fervo_Project_Red-2026.out‎

Lines changed: 48 additions & 47 deletions
Original file line numberDiff line numberDiff line change
@@ -6,14 +6,14 @@ Simulation Metadata
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----------------------
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GEOPHIRES Version: 3.13.1
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Simulation Date: 2026-04-19
9-
Simulation Time: 08:13
10-
Calculation Time: 0.138 sec
9+
Simulation Time: 08:44
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Calculation Time: 0.135 sec
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***SUMMARY OF RESULTS***
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End-Use Option: Electricity
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Average Net Electricity Production: 1.94 MW
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Electricity breakeven price: 107.03 cents/kWh
15+
Average Net Electricity Production: 1.88 MW
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Electricity breakeven price: 111.31 cents/kWh
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Number of production wells: 1
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Number of injection wells: 1
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Flowrate per production well: 36.0 kg/sec
@@ -25,12 +25,12 @@ Simulation Metadata
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Economic Model = BICYCLE
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Accrued financing during construction: 5.00 %
28-
Inflation costs during construction: 1.33 MUSD
28+
Inflation costs during construction: 1.34 MUSD
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Project lifetime: 2 yr
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Capacity factor: 90.0 %
31-
Project NPV: -24.01 MUSD
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Project IRR: -73.48 %
33-
Project VIR=PI=PIR: 0.10
31+
Project NPV: -24.32 MUSD
32+
Project IRR: -74.41 %
33+
Project VIR=PI=PIR: 0.09
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Project MOIC: -0.84
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Project Payback Period: N/A
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Estimated Jobs Created: 5
@@ -44,10 +44,10 @@ Simulation Metadata
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Pump efficiency: 80.0 %
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Injection temperature: 54.8 degC
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Production Wellbore heat transmission calculated with Ramey's model
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Average production well temperature drop: 5.2 degC
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Average production well temperature drop: 4.7 degC
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Flowrate per production well: 36.0 kg/sec
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Injection well casing ID: 7.000 in
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Production well casing ID: 7.000 in
49+
Injection well casing ID: 4.276 in
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Production well casing ID: 4.276 in
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Number of times redrilling: 0
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Power plant type: Supercritical ORC
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@@ -71,26 +71,27 @@ Simulation Metadata
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Number of fractures: 100
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Fracture separation: 10.00 meter
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Reservoir volume: 25344000 m**3
74-
Reservoir impedance: 0.3000 GPa.s/m**3
74+
Reservoir hydrostatic pressure: 22066.59 kPa
75+
Plant outlet pressure: 10342.14 kPa
76+
Production wellhead pressure: 1551.32 kPa
77+
Productivity Index: 0.49 kg/sec/bar
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Injectivity Index: 0.60 kg/sec/bar
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Reservoir density: 2800.00 kg/m**3
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Reservoir thermal conductivity: 2.70 W/m/K
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Reservoir heat capacity: 1000.00 J/kg/K
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***RESERVOIR SIMULATION RESULTS***
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82-
Maximum Production Temperature: 174.8 degC
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Average Production Temperature: 174.2 degC
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Minimum Production Temperature: 172.7 degC
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Initial Production Temperature: 172.7 degC
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Average Reservoir Heat Extraction: 18.02 MW
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Maximum Production Temperature: 175.2 degC
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Average Production Temperature: 174.7 degC
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Minimum Production Temperature: 173.6 degC
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Initial Production Temperature: 173.6 degC
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Average Reservoir Heat Extraction: 18.10 MW
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Production Wellbore Heat Transmission Model = Ramey Model
88-
Average Production Well Temperature Drop: 5.2 degC
89-
Total Average Pressure Drop: 10197.1 kPa
90-
Average Injection Well Pressure Drop: 415.9 kPa
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Average Reservoir Pressure Drop: 11339.2 kPa
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Average Production Well Pressure Drop: 264.6 kPa
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Average Buoyancy Pressure Drop: -1822.6 kPa
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Average Production Well Temperature Drop: 4.7 degC
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Average Injection Well Pump Pressure Drop: 2579.6 kPa
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Average Production Well Pump Pressure Drop: 10782.0 kPa
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***CAPITAL COSTS (M$)***
@@ -101,10 +102,10 @@ Simulation Metadata
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Drilling and completion costs per vertical injection well: 3.02 MUSD
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Drilling and completion costs per non-vertical section: 1.80 MUSD
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Stimulation costs: 1.51 MUSD
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Surface power plant costs: 9.91 MUSD
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Field gathering system costs: 1.50 MUSD
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Total surface equipment costs: 11.40 MUSD
107-
Total capital costs: 26.67 MUSD
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Surface power plant costs: 9.97 MUSD
106+
Field gathering system costs: 1.60 MUSD
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Total surface equipment costs: 11.57 MUSD
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Total capital costs: 26.83 MUSD
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***OPERATING AND MAINTENANCE COSTS (M$/yr)***
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***SURFACE EQUIPMENT SIMULATION RESULTS***
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Initial geofluid availability: 0.15 MW/(kg/s)
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Maximum Total Electricity Generation: 2.57 MW
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Average Total Electricity Generation: 2.55 MW
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Minimum Total Electricity Generation: 2.49 MW
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Initial Total Electricity Generation: 2.49 MW
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Maximum Net Electricity Generation: 1.96 MW
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Average Net Electricity Generation: 1.94 MW
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Minimum Net Electricity Generation: 1.88 MW
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Initial Net Electricity Generation: 1.88 MW
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Average Annual Total Electricity Generation: 20.10 GWh
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Average Annual Net Electricity Generation: 15.31 GWh
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Initial pumping power/net installed power: 32.25 %
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Average Pumping Power: 0.61 MW
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Heat to Power Conversion Efficiency: 10.77 %
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Maximum Total Electricity Generation: 2.59 MW
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Average Total Electricity Generation: 2.57 MW
123+
Minimum Total Electricity Generation: 2.52 MW
124+
Initial Total Electricity Generation: 2.52 MW
125+
Maximum Net Electricity Generation: 1.90 MW
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Average Net Electricity Generation: 1.88 MW
127+
Minimum Net Electricity Generation: 1.83 MW
128+
Initial Net Electricity Generation: 1.83 MW
129+
Average Annual Total Electricity Generation: 20.27 GWh
130+
Average Annual Net Electricity Generation: 14.82 GWh
131+
Initial pumping power/net installed power: 37.71 %
132+
Average Pumping Power: 0.69 MW
133+
Heat to Power Conversion Efficiency: 10.38 %
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************************************************************
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* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
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************************************************************
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YEAR THERMAL GEOFLUID PUMP NET FIRST LAW
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DRAWDOWN TEMPERATURE POWER POWER EFFICIENCY
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(degC) (MW) (MW) (%)
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1 1.0000 172.75 0.6074 1.8834 10.5805
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2 1.0099 174.46 0.6069 1.9508 10.8030
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1 1.0000 173.60 0.6912 1.8330 10.2249
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2 1.0077 174.95 0.6911 1.8859 10.4023
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*******************************************************************
@@ -147,8 +148,8 @@ Simulation Metadata
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YEAR ELECTRICITY HEAT RESERVOIR PERCENTAGE OF
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PROVIDED EXTRACTED HEAT CONTENT TOTAL HEAT MINED
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(GWh/year) (GWh/year) (10^15 J) (%)
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1 15.2 141.6 6.69 7.09
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2 15.4 142.6 6.17 14.22
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1 14.7 142.4 6.68 7.12
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2 14.9 143.1 6.17 14.28
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********************************
@@ -158,6 +159,6 @@ Year Electricity | Heat |
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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
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Start (cents/kWh)(MUSD/yr) (MUSD) |(cents/kWh) (MUSD/yr) (MUSD) |(cents/kWh) (MUSD/yr) (MUSD) |(USD/lb) (MUSD/yr) (MUSD) |(MUSD/yr) (MUSD/yr) (MUSD)
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________________________________________________________________________________________________________________________________________________________________________________________
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0 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -26.67 -26.67
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1 15.00 2.28 2.28 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.83 1.45 -25.22
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2 15.00 2.32 4.59 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.83 1.49 -23.73
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0 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -26.83 -26.83
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1 15.00 2.21 2.21 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.83 1.38 -25.46
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2 15.00 2.24 4.45 | 2.50 0.00 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.83 1.41 -24.05

‎tests/examples/Fervo_Project_Red-2026.txt‎

Lines changed: 4 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -28,12 +28,13 @@ Well Drilling Cost Correlation, 10, -- per the drill cost paper - works out to $
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Horizontal Well Drilling Cost Correlation, 10, -- per the drill cost paper - works out to $400/ft
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Production Flow Rate per Well, 36, -- per https://fervoenergy.com/enhanced-geothermal-has-been-proven-at-scale-heres-what-two-years-of-production-data-show/
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Production Wellhead Pressure, 225 psi, -- per https://fervoenergy.com/enhanced-geothermal-has-been-proven-at-scale-heres-what-two-years-of-production-data-show/
31-
Production Well Diameter, 7, -- per the paper
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Injection Well Diameter, 7, -- per the paper
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Production Well Diameter, 4.276, -- Assumed ID for 5 inch casing size per https://fervoenergy.com/enhanced-geothermal-has-been-proven-at-scale-heres-what-two-years-of-production-data-show/
32+
Injection Well Diameter, 4.276, -- See Production Well Diameter
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Well Separation, 365 feet, -- per the paper
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Injection Temperature, 75, -- per https://fervoenergy.com/enhanced-geothermal-has-been-proven-at-scale-heres-what-two-years-of-production-data-show/
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Injection Wellbore Temperature Gain, 3, -- [degC]
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Reservoir Impedance, 0.30, -- per paper, matching pumping power report 500-1000 kW
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Injectivity Index, 0.6, -- Calibrated to yield ~0.7 MW Average Pumping Power
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Productivity Index, 0.491, -- See Injectivity Index
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Ramey Production Wellbore Model, 1
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Utilization Factor, .9
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Water Loss Fraction, 0.3, -- per https://fervoenergy.com/enhanced-geothermal-has-been-proven-at-scale-heres-what-two-years-of-production-data-show/

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