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example12_DH.out
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example12_DH.out
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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.6.0
Simulation Date: 2024-10-15
Simulation Time: 13:08
Calculation Time: 0.584 sec
***SUMMARY OF RESULTS***
End-Use Option: Direct-Use Heat
Surface Application: District Heating
Average Direct-Use Heat Production: 12.95 MW
Annual District Heating Demand: 242.90 GWh/year
Average Annual Geothermal Heat Production: 109.16 GWh/year
Average Annual Peaking Fuel Heat Production: 133.74 GWh/year
Direct-Use heat breakeven price (LCOH): 13.19 USD/MMBTU
Number of production wells: 2
Number of injection wells: 2
Flowrate per production well: 50.0 kg/sec
Well depth (or total length, if not vertical): 3.5 kilometer
Geothermal gradient: 23.4 degC/km
***ECONOMIC PARAMETERS***
Economic Model = Standard Levelized Cost
Interest Rate: 7.00 %
Accrued financing during construction: 0.00
Project lifetime: 20 yr
Capacity factor: 96.3 %
Project NPV: -20.81 MUSD
Project IRR: 2.18 %
Project VIR=PI=PIR: 0.67
Project MOIC: 0.16
Project Payback Period: 16.46 yr
***ENGINEERING PARAMETERS***
Number of Production Wells: 2
Number of Injection Wells: 2
Well depth (or total length, if not vertical): 3.5 kilometer
Water loss rate: 0.0
Pump efficiency: 80.0
Injection temperature: 50.0 degC
Production Wellbore heat transmission calculated with Ramey's model
Average production well temperature drop: 2.2 degC
Flowrate per production well: 50.0 kg/sec
Injection well casing ID: 6.000 in
Production well casing ID: 6.000 in
Number of times redrilling: 0
***RESOURCE CHARACTERISTICS***
Maximum reservoir temperature: 400.0 degC
Number of segments: 1
Geothermal gradient: 23.4 degC/km
***RESERVOIR PARAMETERS***
Reservoir Model = Multiple Parallel Fractures Model
Bottom-hole temperature: 93.90 degC
Fracture model = Rectangular
Well separation: fracture height: 300.00 meter
Fracture width: 200.00 meter
Fracture area: 60000.00 m**2
Reservoir volume provided as input
Reservoir volume: 125000000 m**3
Reservoir hydrostatic pressure: 34617.32 kPa
Plant outlet pressure: 356.99 kPa
Production wellhead pressure: 425.94 kPa
Productivity Index: 10.00 kg/sec/bar
Injectivity Index: 10.00 kg/sec/bar
Reservoir density: 2700.00 kg/m**3
Reservoir thermal conductivity: 3.00 W/m/K
Reservoir heat capacity: 1000.00 J/kg/K
***RESERVOIR SIMULATION RESULTS***
Maximum Production Temperature: 91.5 degC
Average Production Temperature: 89.3 degC
Minimum Production Temperature: 84.3 degC
Initial Production Temperature: 90.8 degC
Average Reservoir Heat Extraction: 16.19 MW
Production Wellbore Heat Transmission Model = Ramey Model
Average Production Well Temperature Drop: 2.2 degC
Average Injection Well Pump Pressure Drop: 1918.0 kPa
Average Production Well Pump Pressure Drop: 1539.5 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 48.00 MUSD
Drilling and completion costs per well: 12.00 MUSD
Stimulation costs: 3.00 MUSD
Surface power plant costs: 10.09 MUSD
of which Peaking Boiler Cost: 4.59 MUSD
Field gathering system costs: 2.55 MUSD
District Heating System Cost: 0.00 MUSD
Total surface equipment costs: 12.64 MUSD
Exploration costs: 0.00 MUSD
Total capital costs: 63.64 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.62 MUSD/yr
Power plant maintenance costs: 0.50 MUSD/yr
Water costs: 0.00 MUSD/yr
Average Reservoir Pumping Cost: 0.25 MUSD/yr
Annual District Heating O&M Cost: 0.34 MUSD/yr
Average Annual Peaking Fuel Cost: 4.30 MUSD/yr
Total operating and maintenance costs: 1.71 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Maximum Net Heat Production: 13.67 MW
Average Net Heat Production: 12.95 MW
Minimum Net Heat Production: 11.29 MW
Initial Net Heat Production: 13.45 MW
Average Annual Heat Production: 107.53 GWh
Annual District Heating Demand: 242.90 GWh/year
Maximum Daily District Heating Demand: 1683.32 MWh/day
Average Daily District Heating Demand: 665.47 MWh/day
Minimum Daily District Heating Demand: 216.86 MWh/day
Maximum Geothermal Heating Production: 13.67 MW
Average Geothermal Heating Production: 12.46 MW
Minimum Geothermal Heating Production: 9.04 MW
Maximum Peaking Boiler Heat Production: 58.82 MW
Average Peaking Boiler Heat Production: 15.27 MW
Minimum Peaking Boiler Heat Production: 0.00 MW
Average Pumping Power: 0.44 MW
************************************************************
* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
************************************************************
YEAR THERMAL GEOFLUID PUMP GEOTHERMAL
DRAWDOWN TEMPERATURE POWER HEAT OUTPUT
(deg C) (MWe) (MWt)
0 1.0000 90.79 0.4299 13.4486
1 1.0040 91.14 0.4296 13.5672
2 1.0060 91.33 0.4295 13.6289
3 1.0070 91.42 0.4295 13.6595
4 1.0074 91.46 0.4295 13.6701
5 1.0070 91.42 0.4297 13.6568
6 1.0056 91.30 0.4301 13.6172
7 1.0035 91.10 0.4307 13.5522
8 1.0005 90.83 0.4315 13.4643
9 0.9969 90.50 0.4325 13.3561
10 0.9927 90.12 0.4336 13.2298
11 0.9879 89.69 0.4348 13.0869
12 0.9826 89.21 0.4361 12.9286
13 0.9769 88.68 0.4375 12.7556
14 0.9706 88.12 0.4391 12.5690
15 0.9639 87.51 0.4407 12.3694
16 0.9569 86.87 0.4425 12.1578
17 0.9494 86.19 0.4443 11.9351
18 0.9417 85.49 0.4461 11.7022
19 0.9336 84.75 0.4481 11.4602
*******************************************************************
* ANNUAL HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
*******************************************************************
YEAR GEOTHERMAL PEAKING BOILER RESERVOIR HEAT RESERVOIR PERCENTAGE OF
HEATING PROVIDED HEATING PROVIDED EXTRACTED HEAT CONTENT TOTAL HEAT MINED
(GWh/year) (GWh/year) (GWh/year) (10^15 J) (%)
1 113.0 129.9 141.30 14.31 3.43
2 113.7 129.2 142.10 13.80 6.89
3 113.9 129.0 142.41 13.28 10.35
4 114.0 128.8 142.56 12.77 13.81
5 114.0 128.9 142.53 12.26 17.27
6 113.8 129.1 142.30 11.74 20.73
7 113.5 129.4 141.86 11.23 24.18
8 113.0 129.9 141.23 10.73 27.61
9 112.3 130.6 140.43 10.22 31.02
10 111.6 131.3 139.48 9.72 34.41
11 110.7 132.2 138.39 9.22 37.77
12 109.7 133.2 137.16 8.73 41.11
13 108.6 134.3 135.79 8.24 44.40
14 107.4 135.5 134.29 7.75 47.67
15 106.1 136.8 132.65 7.28 50.89
16 104.7 138.2 130.89 6.80 54.07
17 103.2 139.7 128.98 6.34 57.21
18 101.6 141.3 126.97 5.88 60.29
19 99.9 143.0 124.84 5.43 63.32
20 65.6 144.7 82.02 5.14 65.32
********************************
* 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 0.00 0.00 | 0.00 -63.64 0.00 | 0.00 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -63.64 -63.64
2 5.50 0.00 0.00 | 5.00 4.19 5.65 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.19 -59.45
3 5.50 0.00 0.00 | 5.00 4.23 11.34 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.23 -55.22
4 5.50 0.00 0.00 | 5.00 4.24 17.03 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.24 -50.99
5 5.50 0.00 0.00 | 5.00 4.24 22.74 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.24 -46.74
6 5.50 0.00 0.00 | 5.00 4.24 28.44 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.24 -42.50
7 5.50 0.00 0.00 | 5.00 4.23 34.13 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.23 -38.27
8 5.50 0.00 0.00 | 5.00 4.22 39.80 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.22 -34.05
9 5.50 0.00 0.00 | 5.00 4.19 45.45 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.19 -29.86
10 5.50 0.00 0.00 | 5.00 4.16 51.07 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.16 -25.70
11 5.50 0.00 0.00 | 5.00 4.12 56.65 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.12 -21.58
12 5.50 0.00 0.00 | 5.00 4.08 62.18 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.08 -17.50
13 5.50 0.00 0.00 | 5.00 4.03 67.67 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 4.03 -13.48
14 5.50 0.00 0.00 | 5.00 3.97 73.10 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.97 -9.50
15 5.50 0.00 0.00 | 5.00 3.91 78.47 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.91 -5.59
16 5.50 0.00 0.00 | 5.00 3.85 83.78 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.85 -1.74
17 5.50 0.00 0.00 | 5.00 3.78 89.01 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.78 2.03
18 5.50 0.00 0.00 | 5.00 3.70 94.17 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.70 5.73
19 5.50 0.00 0.00 | 5.00 3.62 99.25 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.62 9.35
20 5.50 0.00 0.00 | 5.00 3.53 104.25 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.46 3.53 12.89