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example10_HP.out
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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.8.4
Simulation Date: 2025-03-19
Simulation Time: 10:30
Calculation Time: 0.101 sec
***SUMMARY OF RESULTS***
End-Use Option: Direct-Use Heat
Surface Application: Heat Pump
Average Direct-Use Heat Production: 16.89 MW
Direct-Use heat breakeven price (LCOH): 13.87 USD/MMBTU
Number of production wells: 2
Number of injection wells: 2
Flowrate per production well: 70.0 kg/sec
Well depth: 2.1 kilometer
Geothermal gradient: 45 degC/km
***ECONOMIC PARAMETERS***
Economic Model = Standard Levelized Cost
Interest Rate: 5.00 %
Accrued financing during construction: 5.00
Project lifetime: 30 yr
Capacity factor: 90.0 %
Project NPV: 15.18 MUSD
Project IRR: 9.52 %
Project VIR=PI=PIR: 1.55
Project MOIC: 1.20
Project Payback Period: 10.66 yr
***ENGINEERING PARAMETERS***
Number of Production Wells: 2
Number of Injection Wells: 2
Well depth: 2.1 kilometer
Water loss rate: 2.0
Pump efficiency: 80.0 %
Injection temperature: 83.0 degC
User-provided production well temperature drop
Constant production well temperature drop: 5.0 degC
Flowrate per production well: 70.0 kg/sec
Injection well casing ID: 8.500 in
Production well casing ID: 8.500 in
Number of times redrilling: 0
***RESOURCE CHARACTERISTICS***
Maximum reservoir temperature: 400.0 degC
Number of segments: 1
Geothermal gradient: 45 degC/km
***RESERVOIR PARAMETERS***
Reservoir Model = Single Fracture m/A Thermal Drawdown Model
m/A Drawdown Parameter: 0.00002 1/year
Bottom-hole temperature: 109.50 degC
Reservoir volume calculated with fracture separation and number of fractures as input
Number of fractures: 12.00
Fracture separation: 80.00 meter
Reservoir volume: 176000000 m**3
Reservoir hydrostatic pressure: 20488.96 kPa
Plant outlet pressure: 416.74 kPa
Production wellhead pressure: 485.69 kPa
Productivity Index: 10.00 kg/sec/bar
Injectivity Index: 5.00 kg/sec/bar
Reservoir density: 3000.00 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: 104.5 degC
Average Production Temperature: 103.7 degC
Minimum Production Temperature: 101.9 degC
Initial Production Temperature: 104.5 degC
Average Reservoir Heat Extraction: 12.07 MW
Wellbore Heat Transmission Model = Constant Temperature Drop: 5.0 degC
Average Injection Well Pump Pressure Drop: 1652.5 kPa
Average Production Well Pump Pressure Drop: 833.2 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 11.05 MUSD
Drilling and completion costs per well: 2.76 MUSD
Stimulation costs: 3.02 MUSD
Surface power plant costs: 7.78 MUSD
of which Heat Pump Cost: 3.74 MUSD
Field gathering system costs: 2.55 MUSD
Total surface equipment costs: 10.33 MUSD
Exploration costs: 3.32 MUSD
Total capital costs: 27.72 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.20 MUSD/yr
Power plant maintenance costs: 0.31 MUSD/yr
Water costs: 0.07 MUSD/yr
Average Reservoir Pumping Cost: 0.25 MUSD/yr
Average Heat Pump Electricity Cost: 3.70 MUSD/yr
Total operating and maintenance costs: 4.54 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Maximum Net Heat Production: 17.55 MW
Average Net Heat Production: 16.89 MW
Minimum Net Heat Production: 15.44 MW
Initial Net Heat Production: 17.55 MW
Average Annual Heat Production: 133.16 GWh
Average Annual Heat Pump Electricity Use: 52.84 GWh/year
Average Pumping Power: 0.45 MW
************************************************************
* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
************************************************************
YEAR THERMAL GEOFLUID PUMP NET HEAT PUMP
DRAWDOWN TEMPERATURE POWER HEAT ELECTRICITY USE
(deg C) (MWe) (MWt) (MWe)
0 1.0000 104.50 0.4508 17.5507 6.9646
1 1.0000 104.50 0.4508 17.5507 6.9646
2 1.0000 104.50 0.4508 17.5507 6.9646
3 1.0000 104.50 0.4508 17.5507 6.9646
4 1.0000 104.50 0.4508 17.5506 6.9645
5 1.0000 104.50 0.4508 17.5496 6.9641
6 0.9999 104.49 0.4508 17.5460 6.9627
7 0.9998 104.48 0.4508 17.5373 6.9592
8 0.9997 104.46 0.4509 17.5211 6.9528
9 0.9994 104.43 0.4509 17.4957 6.9428
10 0.9989 104.39 0.4511 17.4601 6.9286
11 0.9984 104.33 0.4512 17.4138 6.9102
12 0.9977 104.26 0.4514 17.3571 6.8877
13 0.9969 104.18 0.4516 17.2906 6.8613
14 0.9961 104.09 0.4518 17.2150 6.8313
15 0.9951 103.99 0.4521 17.1313 6.7981
16 0.9940 103.87 0.4524 17.0404 6.7620
17 0.9929 103.76 0.4527 16.9432 6.7235
18 0.9917 103.63 0.4530 16.8407 6.6828
19 0.9904 103.50 0.4534 16.7336 6.6403
20 0.9891 103.36 0.4537 16.6228 6.5963
21 0.9878 103.22 0.4541 16.5088 6.5511
22 0.9864 103.08 0.4544 16.3924 6.5049
23 0.9850 102.94 0.4548 16.2740 6.4579
24 0.9836 102.79 0.4552 16.1542 6.4104
25 0.9822 102.64 0.4555 16.0333 6.3624
26 0.9808 102.49 0.4559 15.9117 6.3142
27 0.9794 102.34 0.4563 15.7898 6.2658
28 0.9779 102.19 0.4567 15.6677 6.2174
29 0.9765 102.04 0.4571 15.5459 6.1690
*******************************************************************
* ANNUAL HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
*******************************************************************
YEAR HEATING RESERVOIR HEAT HEAT PUMP RESERVOIR PERCENTAGE OF
PROVIDED EXTRACTED ELECTRICITY USE HEAT CONTENT TOTAL HEAT MINED
(GWh/year) (GWh/year) (GWh/year) (10^15 J) (%)
1 138.4 98.8 54.91 13.64 2.54
2 138.4 98.8 54.91 13.28 5.09
3 138.4 98.8 54.91 12.92 7.63
4 138.4 98.8 54.91 12.57 10.17
5 138.4 98.8 54.91 12.21 12.71
6 138.3 98.8 54.90 11.86 15.26
7 138.3 98.8 54.88 11.50 17.80
8 138.2 98.7 54.84 11.15 20.34
9 138.0 98.6 54.78 10.79 22.88
10 137.8 98.4 54.68 10.44 25.41
11 137.5 98.2 54.56 10.08 27.93
12 137.1 97.9 54.39 9.73 30.45
13 136.6 97.6 54.20 9.38 32.96
14 136.0 97.2 53.98 9.03 35.46
15 135.4 96.7 53.73 8.68 37.95
16 134.7 96.2 53.46 8.34 40.43
17 134.0 95.7 53.16 7.99 42.89
18 133.2 95.1 52.85 7.65 45.34
19 132.4 94.5 52.52 7.31 47.77
20 131.5 93.9 52.18 6.97 50.19
21 130.6 93.3 51.83 6.63 52.59
22 129.7 92.6 51.47 6.30 54.97
23 128.8 92.0 51.10 5.97 57.34
24 127.8 91.3 50.73 5.64 59.69
25 126.9 90.6 50.35 5.31 62.02
26 125.9 89.9 49.97 4.99 64.33
27 125.0 89.3 49.59 4.67 66.63
28 124.0 88.6 49.21 4.35 68.91
29 123.0 87.9 48.83 4.03 71.17
30 122.1 87.2 48.47 3.72 73.41
********************************
* 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/lb) (MUSD/yr) (MUSD) |(MUSD/yr) (MUSD/yr) (MUSD)
________________________________________________________________________________________________________________________________________________________________________________________
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 -27.72 -27.72
1 5.50 0.00 0.00 | 2.50 3.46 3.46 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -24.84
2 5.50 0.00 0.00 | 2.50 3.46 6.92 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -21.97
3 5.50 0.00 0.00 | 2.50 3.46 10.38 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -19.10
4 5.50 0.00 0.00 | 2.50 3.46 13.84 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -16.23
5 5.50 0.00 0.00 | 2.50 3.46 17.30 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -13.36
6 5.50 0.00 0.00 | 2.50 3.46 20.75 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -10.48
7 5.50 0.00 0.00 | 2.50 3.46 24.21 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -7.61
8 5.50 0.00 0.00 | 2.50 3.46 27.67 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.87 -4.75
9 5.50 0.00 0.00 | 2.50 3.45 31.12 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.86 -1.88
10 5.50 0.00 0.00 | 2.50 3.45 34.56 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.86 0.98
11 5.50 0.00 0.00 | 2.50 3.44 38.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.85 3.83
12 5.50 0.00 0.00 | 2.50 3.43 41.43 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.84 6.66
13 5.50 0.00 0.00 | 2.50 3.41 44.84 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.83 9.49
14 5.50 0.00 0.00 | 2.50 3.40 48.24 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.81 12.31
15 5.50 0.00 0.00 | 2.50 3.38 51.63 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.80 15.10
16 5.50 0.00 0.00 | 2.50 3.37 55.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.78 17.88
17 5.50 0.00 0.00 | 2.50 3.35 58.34 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.76 20.65
18 5.50 0.00 0.00 | 2.50 3.33 61.67 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.74 23.39
19 5.50 0.00 0.00 | 2.50 3.31 64.98 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.72 26.11
20 5.50 0.00 0.00 | 2.50 3.29 68.27 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.70 28.81
21 5.50 0.00 0.00 | 2.50 3.27 71.54 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.68 31.49
22 5.50 0.00 0.00 | 2.50 3.24 74.78 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.66 34.14
23 5.50 0.00 0.00 | 2.50 3.22 78.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.63 36.77
24 5.50 0.00 0.00 | 2.50 3.20 81.19 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.61 39.38
25 5.50 0.00 0.00 | 2.50 3.17 84.37 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.58 41.97
26 5.50 0.00 0.00 | 2.50 3.15 87.51 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.56 44.53
27 5.50 0.00 0.00 | 2.50 3.12 90.64 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.54 47.07
28 5.50 0.00 0.00 | 2.50 3.10 93.74 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.51 49.58
29 5.50 0.00 0.00 | 2.50 3.08 96.81 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.49 52.07
30 5.50 0.00 0.00 | 2.50 3.05 99.87 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.59 2.47 54.53