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example11_AC.out
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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.6.3
Simulation Date: 2024-11-11
Simulation Time: 15:06
Calculation Time: 0.430 sec
***SUMMARY OF RESULTS***
End-Use Option: Direct-Use Heat
Surface Application: Absorption Chiller
Average Direct-Use Heat Production: 8.62 MW
Average Cooling Production: 5.58 MW
Direct-Use Cooling Breakeven Price (LCOC): 17.28 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): 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: 6.22 MUSD
Project IRR: 6.82 %
Project VIR=PI=PIR: 1.21
Project MOIC: 0.83
Project Payback Period: 13.36 yr
***ENGINEERING PARAMETERS***
Number of Production Wells: 2
Number of Injection Wells: 2
Well depth (or total length, if not vertical): 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: 50.0 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: 8.62 MW
Wellbore Heat Transmission Model = Constant Temperature Drop: 5.0 degC
Average Injection Well Pump Pressure Drop: 1090.0 kPa
Average Production Well Pump Pressure Drop: 482.8 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 13.91 MUSD
Drilling and completion costs per well: 3.48 MUSD
Stimulation costs: 3.02 MUSD
Surface power plant costs: 6.62 MUSD
of which Absorption Chiller Cost: 3.74 MUSD
Field gathering system costs: 2.34 MUSD
Total surface equipment costs: 8.96 MUSD
Exploration costs: 3.85 MUSD
Total capital costs: 29.74 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.23 MUSD/yr
Power plant maintenance costs: 0.24 MUSD/yr
Water costs: 0.05 MUSD/yr
Average Reservoir Pumping Cost: 0.11 MUSD/yr
Absorption Chiller O&M Cost: 0.07 MUSD/yr
Total operating and maintenance costs: 0.70 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Maximum Net Heat Production: 8.95 MW
Average Net Heat Production: 8.62 MW
Minimum Net Heat Production: 7.88 MW
Initial Net Heat Production: 8.95 MW
Average Annual Heat Production: 67.73 GWh
Maximum Cooling Production: 5.80 MW
Average Cooling Production: 5.58 MW
Minimum Cooling Production: 5.10 MW
Initial Cooling Production: 5.80 MW
Average Annual Cooling Production: 43.89 GWh/year
Average Pumping Power: 0.20 MW
************************************************************
* HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
************************************************************
YEAR THERMAL GEOFLUID PUMP NET NET
DRAWDOWN TEMPERATURE POWER HEAT COOLING
(deg C) (MWe) (MWt) (MWt)
0 1.0000 104.50 0.2032 8.9545 5.8025
1 1.0000 104.50 0.2032 8.9545 5.8025
2 1.0000 104.50 0.2032 8.9545 5.8025
3 1.0000 104.50 0.2032 8.9545 5.8025
4 1.0000 104.50 0.2032 8.9544 5.8024
5 1.0000 104.50 0.2032 8.9539 5.8021
6 0.9999 104.49 0.2032 8.9520 5.8009
7 0.9998 104.48 0.2032 8.9476 5.7980
8 0.9997 104.46 0.2032 8.9394 5.7927
9 0.9994 104.43 0.2033 8.9264 5.7843
10 0.9989 104.39 0.2034 8.9082 5.7725
11 0.9984 104.33 0.2035 8.8846 5.7572
12 0.9977 104.26 0.2036 8.8557 5.7385
13 0.9969 104.18 0.2038 8.8217 5.7165
14 0.9961 104.09 0.2039 8.7832 5.6915
15 0.9951 103.99 0.2041 8.7404 5.6638
16 0.9940 103.87 0.2043 8.6941 5.6338
17 0.9929 103.76 0.2046 8.6445 5.6016
18 0.9917 103.63 0.2048 8.5922 5.5677
19 0.9904 103.50 0.2050 8.5376 5.5323
20 0.9891 103.36 0.2053 8.4810 5.4957
21 0.9878 103.22 0.2056 8.4229 5.4580
22 0.9864 103.08 0.2058 8.3635 5.4195
23 0.9850 102.94 0.2061 8.3031 5.3804
24 0.9836 102.79 0.2064 8.2419 5.3408
25 0.9822 102.64 0.2067 8.1802 5.3008
26 0.9808 102.49 0.2069 8.1182 5.2606
27 0.9794 102.34 0.2072 8.0560 5.2203
28 0.9779 102.19 0.2075 7.9937 5.1799
29 0.9765 102.04 0.2078 7.9316 5.1397
*******************************************************************
* ANNUAL HEATING, COOLING AND/OR ELECTRICITY PRODUCTION PROFILE *
*******************************************************************
YEAR COOLING HEAT RESERVOIR PERCENTAGE OF
PROVIDED EXTRACTED HEAT CONTENT TOTAL HEAT MINED
(GWh/year) (GWh/year) (10^15 J) (%)
1 45.7 70.6 13.74 1.82
2 45.7 70.6 13.48 3.63
3 45.7 70.6 13.23 5.45
4 45.7 70.6 12.98 7.27
5 45.7 70.6 12.72 9.08
6 45.7 70.6 12.47 10.90
7 45.7 70.6 12.21 12.71
8 45.7 70.5 11.96 14.53
9 45.6 70.4 11.71 16.34
10 45.6 70.3 11.45 18.15
11 45.5 70.1 11.20 19.95
12 45.3 69.9 10.95 21.75
13 45.2 69.7 10.70 23.55
14 45.0 69.4 10.45 25.33
15 44.8 69.1 10.20 27.11
16 44.5 68.7 9.95 28.88
17 44.3 68.4 9.71 30.64
18 44.0 67.9 9.46 32.38
19 43.8 67.5 9.22 34.12
20 43.5 67.1 8.98 35.85
21 43.2 66.6 8.74 37.56
22 42.9 66.2 8.50 39.26
23 42.6 65.7 8.26 40.95
24 42.3 65.2 8.03 42.63
25 41.9 64.7 7.79 44.30
26 41.6 64.2 7.56 45.95
27 41.3 63.8 7.33 47.59
28 41.0 63.3 7.11 49.22
29 40.7 62.8 6.88 50.84
30 36.3 56.1 6.68 52.28
********************************
* 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 0.00 0.00 | 0.00 -29.74 0.00 | 0.00 0.00 0.00 | 0.00 -29.74 -29.74
2 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 3.00 | 0.00 0.00 0.00 | 0.58 2.41 -27.33
3 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 5.99 | 0.00 0.00 0.00 | 0.58 2.41 -24.91
4 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 8.99 | 0.00 0.00 0.00 | 0.58 2.41 -22.50
5 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 11.99 | 0.00 0.00 0.00 | 0.58 2.41 -20.08
6 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 14.98 | 0.00 0.00 0.00 | 0.58 2.41 -17.67
7 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 17.98 | 0.00 0.00 0.00 | 0.58 2.41 -15.26
8 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 20.97 | 0.00 0.00 0.00 | 0.58 2.41 -12.85
9 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 23.97 | 0.00 0.00 0.00 | 0.58 2.41 -10.44
10 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.41 26.96 | 0.00 0.00 0.00 | 0.58 2.41 -8.03
11 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.40 29.94 | 0.00 0.00 0.00 | 0.58 2.40 -5.63
12 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.39 32.92 | 0.00 0.00 0.00 | 0.58 2.39 -3.23
13 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.39 35.88 | 0.00 0.00 0.00 | 0.58 2.39 -0.85
14 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.37 38.84 | 0.00 0.00 0.00 | 0.58 2.37 1.53
15 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.36 41.79 | 0.00 0.00 0.00 | 0.58 2.36 3.89
16 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.35 44.72 | 0.00 0.00 0.00 | 0.58 2.35 6.24
17 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.33 47.64 | 0.00 0.00 0.00 | 0.58 2.33 8.57
18 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.32 50.54 | 0.00 0.00 0.00 | 0.58 2.32 10.89
19 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.30 53.42 | 0.00 0.00 0.00 | 0.58 2.30 13.19
20 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.28 56.29 | 0.00 0.00 0.00 | 0.58 2.28 15.48
21 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.26 59.14 | 0.00 0.00 0.00 | 0.58 2.26 17.74
22 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.25 61.96 | 0.00 0.00 0.00 | 0.58 2.25 19.99
23 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.23 64.77 | 0.00 0.00 0.00 | 0.58 2.23 22.21
24 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.21 67.56 | 0.00 0.00 0.00 | 0.58 2.21 24.42
25 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.19 70.33 | 0.00 0.00 0.00 | 0.58 2.19 26.60
26 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.16 73.08 | 0.00 0.00 0.00 | 0.58 2.16 28.77
27 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.14 75.80 | 0.00 0.00 0.00 | 0.58 2.14 30.91
28 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.12 78.51 | 0.00 0.00 0.00 | 0.58 2.12 33.03
29 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.10 81.20 | 0.00 0.00 0.00 | 0.58 2.10 35.14
30 5.50 0.00 0.00 | 2.50 0.00 0.00 | 6.55 2.08 83.86 | 0.00 0.00 0.00 | 0.58 2.08 37.22