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Gradient 1, 74, -- temperature at 8500 ft: 200 degC (https://pangea.stanford.edu/ERE/db/GeoConf/papers/SGW/2024/Fercho.pdf); 228.89 degC @ 9824 ft (https://doi.org/10.31223/X5VH8C)
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Plant Outlet Pressure, 1000 psi
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Number of Injection Wells, 39
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Number of Production Wells, 39
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Well Geometry Configuration, 4
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Has Nonvertical Section, True
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Multilaterals Cased, True
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Number of Multilateral Sections, 3
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Total Nonvertical Length, 4700 feet
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Production Flow Rate per Well, 120
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Production Flow Rate per Well, 120, -- peak flow reported in paper
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Production Well Diameter, 7
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Injection Well Diameter, 7
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Well Separation, 365 feet
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Injection Temperature, 60 degC
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Injection Wellbore Temperature Gain, 3
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Reservoir Impedance, 0.001
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Plant Outlet Pressure, 1000 psi
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Production Wellhead Pressure, 325 psi
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Ramey Production Wellbore Model, 1
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Utilization Factor, .9
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Water Loss Fraction, 0.02
@@ -43,8 +43,9 @@ End-Use Option, 1
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Plant Lifetime, 15
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Power Plant Type, 2
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Circulation Pump Efficiency, 0.80
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Exploration Capital Cost, 0
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Well Drilling and Completion Capital Cost, 4, -- https://houston.innovationmap.com/fervo-energy-drilling-utah-project-2667300142.html
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Well Drilling and Completion Capital Cost, 4, -- Assume cost continues to decrease from 4.8 (https://houston.innovationmap.com/fervo-energy-drilling-utah-project-2667300142.html)
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Reservoir Stimulation Capital Cost, 20
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Economic Model, 3
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Starting Electricity Sale Price, 0.15
@@ -63,5 +64,9 @@ Property Tax Rate, 0
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Time steps per year, 10
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Maximum Temperature, 500
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Surface Plant Capital Cost Adjustment Factor, 0.78, -- pad drilling reduces surface CAPEX by 22% https://www.resfrac.com/blog/digesting-the-bonkers-incredible-off-the-charts-spectacular-results-from-the-fervo-and-forge-enhanced-geothermal-projects
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Production Wellhead Pressure, 325 psi
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Reservoir Porosity, 0.0118
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Well Geometry Configuration, 4
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Has Nonvertical Section, True
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Multilaterals Cased, True
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Number of Multilateral Sections, 3
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Nonvertical Length per Multilateral Section, 4700 feet
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