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*****************
***CASE REPORT***
*****************
Simulation Metadata
----------------------
GEOPHIRES Version: 3.4.21
GEOPHIRES Build Date: 2024-03-05
Simulation Date: 2024-03-12
Simulation Time: 07:20
Calculation Time: 0.129 sec
***SUMMARY OF RESULTS***
End-Use Option: Direct-Use Heat
Average Direct-Use Heat Production: 19.15 MW
Annual District Heating Demand: 242.90 GWh/year
Average Annual Geothermal Heat Production: 144.70 GWh/year
Average Annual Peaking Fuel Heat Production: 98.20 GWh/year
Direct-Use heat breakeven price (LCOH): 8.72 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: 0.0295 degC/m
***ECONOMIC PARAMETERS***
Economic Model = Standard Levelized Cost
Interest Rate: 5.00
Accrued financing during construction: 0.00
Project lifetime: 30 yr
Capacity factor: 86.3 %
Project NPV: -17.76 MUSD
Project IRR: 2.02 %
Project VIR=PI=PIR: 0.61
Project MOIC: 0.16
Project Payback Period: 22.82 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
User-provided production well temperature drop
Constant production well temperature drop: 3.0 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: 0.0295 degC/m
***RESERVOIR PARAMETERS***
Reservoir Model = Annual Percentage Thermal Drawdown Model
Annual Thermal Drawdown: 0.300 1/year
Bottom-hole temperature: 115.25 degC
Warning: the reservoir dimensions and thermo-physical properties
listed below are default values if not provided by the user.
They are only used for calculating remaining heat content.
Reservoir volume provided as input
Reservoir volume: 125000000 m**3
Reservoir hydrostatic pressure: 35230.39 kPa
Plant outlet pressure: 446.32 kPa
Production wellhead pressure: 515.27 kPa
Productivity Index: 10.00 kg/sec/bar
Injectivity Index: 10.00 kg/sec/bar
Reservoir density: 2700.00 kg/m**3
Reservoir heat capacity: 1000.00 J/kg/K
***RESERVOIR SIMULATION RESULTS***
Maximum Production Temperature: 112.2 degC
Average Production Temperature: 109.3 degC
Minimum Production Temperature: 106.4 degC
Initial Production Temperature: 112.2 degC
Average Reservoir Heat Extraction: 23.94 MW
Wellbore Heat Transmission Model = Constant Temperature Drop: 3.0 degC
Average Injection Well Pump Pressure Drop: 1640.8 kPa
Average Production Well Pump Pressure Drop: 1332.3 kPa
***CAPITAL COSTS (M$)***
Drilling and completion costs: 27.30 MUSD
Drilling and completion costs per well: 6.82 MUSD
Stimulation costs: 1.00 MUSD
Surface power plant costs: 12.14 MUSD
of which Peaking Boiler Cost: 4.05 MUSD
Field gathering system costs: 2.49 MUSD
District Heating System Cost: 2.70 MUSD
Total surface equipment costs: 14.64 MUSD
Exploration costs: 0.00 MUSD
Total capital costs: 45.63 MUSD
***OPERATING AND MAINTENANCE COSTS (M$/yr)***
Wellfield maintenance costs: 0.48 MUSD/yr
Power plant maintenance costs: 0.72 MUSD/yr
Water costs: 0.00 MUSD/yr
Average Reservoir Pumping Cost: 0.19 MUSD/yr
Annual District Heating O&M Cost: 0.37 MUSD/yr
Average Annual Peaking Fuel Cost: 3.15 MUSD/yr
Total operating and maintenance costs: 1.75 MUSD/yr
***SURFACE EQUIPMENT SIMULATION RESULTS***
Maximum Net Heat Production: 20.10 MW
Average Net Heat Production: 19.15 MW
Minimum Net Heat Production: 18.21 MW
Initial Net Heat Production: 20.10 MW
Average Annual Heat Production: 143.14 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: 20.08 MW
Average Geothermal Heating Production: 16.52 MW
Minimum Geothermal Heating Production: 9.04 MW
Maximum Peaking Boiler Heat Production: 51.93 MW
Average Peaking Boiler Heat Production: 11.21 MW
Minimum Peaking Boiler Heat Production: 0.00 MW
Average Pumping Power: 0.37 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 112.25 0.3605 20.1017
1 0.9982 112.05 0.3611 20.0378
2 0.9965 111.85 0.3616 19.9739
3 0.9947 111.66 0.3621 19.9099
4 0.9929 111.46 0.3627 19.8460
5 0.9912 111.26 0.3632 19.7821
6 0.9894 111.06 0.3637 19.7182
7 0.9877 110.86 0.3643 19.6543
8 0.9859 110.67 0.3648 19.5903
9 0.9841 110.47 0.3654 19.5264
10 0.9824 110.27 0.3659 19.4625
11 0.9806 110.07 0.3664 19.3986
12 0.9788 109.87 0.3670 19.3347
13 0.9771 109.68 0.3675 19.2707
14 0.9753 109.48 0.3680 19.2068
15 0.9735 109.28 0.3685 19.1429
16 0.9718 109.08 0.3691 19.0790
17 0.9700 108.88 0.3696 19.0150
18 0.9683 108.69 0.3701 18.9511
19 0.9665 108.49 0.3707 18.8872
20 0.9647 108.29 0.3712 18.8233
21 0.9630 108.09 0.3717 18.7594
22 0.9612 107.90 0.3722 18.6954
23 0.9594 107.70 0.3728 18.6315
24 0.9577 107.50 0.3733 18.5676
25 0.9559 107.30 0.3738 18.5037
26 0.9541 107.10 0.3743 18.4397
27 0.9524 106.91 0.3749 18.3758
28 0.9506 106.71 0.3754 18.3119
29 0.9489 106.51 0.3759 18.2480
*******************************************************************
* 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) (%)
1 149.3 93.6 186.65 21.35 3.05
2 149.0 93.9 186.26 20.68 6.10
3 148.7 94.2 185.87 20.01 9.13
4 148.4 94.5 185.48 19.34 12.17
5 148.1 94.8 185.08 18.68 15.19
6 147.7 95.1 184.69 18.01 18.21
7 147.4 95.5 184.29 17.35 21.22
8 147.1 95.8 183.89 16.69 24.23
9 146.8 96.1 183.49 16.03 27.23
10 146.5 96.4 183.09 15.37 30.22
11 146.2 96.7 182.69 14.71 33.21
12 145.8 97.1 182.29 14.05 36.19
13 145.5 97.4 181.89 13.40 39.16
14 145.2 97.7 181.49 12.74 42.13
15 144.9 98.0 181.09 12.09 45.09
16 144.5 98.3 180.69 11.44 48.04
17 144.2 98.7 180.29 10.79 50.99
18 143.9 99.0 179.89 10.15 53.93
19 143.6 99.3 179.48 9.50 56.87
20 143.3 99.6 179.08 8.85 59.79
21 142.9 100.0 178.68 8.21 62.71
22 142.6 100.3 178.28 7.57 65.63
23 142.3 100.6 177.87 6.93 68.54
24 142.0 100.9 177.46 6.29 71.44
25 141.6 101.3 177.06 5.65 74.33
26 141.3 101.6 176.65 5.02 77.22
27 141.0 101.9 176.24 4.38 80.10
28 140.7 102.2 175.83 3.75 82.97
29 140.3 102.6 175.42 3.12 85.84
30 93.4 102.9 116.73 2.70 87.75
********************************
* 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 5.50 0.00 0.00 | 2.50 -45.63 0.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 0.00 -45.63 -45.63
2 5.50 0.00 0.00 | 2.50 2.17 3.73 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.17 -43.46
3 5.50 0.00 0.00 | 2.50 2.17 7.46 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.17 -41.29
4 5.50 0.00 0.00 | 2.50 2.16 11.18 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.16 -39.13
5 5.50 0.00 0.00 | 2.50 2.15 14.89 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.15 -36.98
6 5.50 0.00 0.00 | 2.50 2.14 18.59 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.14 -34.84
7 5.50 0.00 0.00 | 2.50 2.13 22.28 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.13 -32.70
8 5.50 0.00 0.00 | 2.50 2.13 25.97 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.13 -30.58
9 5.50 0.00 0.00 | 2.50 2.12 29.64 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.12 -28.46
10 5.50 0.00 0.00 | 2.50 2.11 33.31 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.11 -26.35
11 5.50 0.00 0.00 | 2.50 2.10 36.98 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.10 -24.24
12 5.50 0.00 0.00 | 2.50 2.10 40.63 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.10 -22.15
13 5.50 0.00 0.00 | 2.50 2.09 44.28 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.09 -20.06
14 5.50 0.00 0.00 | 2.50 2.08 47.91 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.08 -17.98
15 5.50 0.00 0.00 | 2.50 2.07 51.54 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.07 -15.91
16 5.50 0.00 0.00 | 2.50 2.06 55.16 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.06 -13.85
17 5.50 0.00 0.00 | 2.50 2.06 58.78 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.06 -11.79
18 5.50 0.00 0.00 | 2.50 2.05 62.38 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.05 -9.75
19 5.50 0.00 0.00 | 2.50 2.04 65.98 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.04 -7.71
20 5.50 0.00 0.00 | 2.50 2.03 69.57 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.03 -5.68
21 5.50 0.00 0.00 | 2.50 2.02 73.15 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.02 -3.65
22 5.50 0.00 0.00 | 2.50 2.01 76.73 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.01 -1.64
23 5.50 0.00 0.00 | 2.50 2.01 80.29 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.01 0.37
24 5.50 0.00 0.00 | 2.50 2.00 83.85 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 2.00 2.37
25 5.50 0.00 0.00 | 2.50 1.99 87.40 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 1.99 4.36
26 5.50 0.00 0.00 | 2.50 1.98 90.94 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 1.98 6.34
27 5.50 0.00 0.00 | 2.50 1.97 94.47 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 1.97 8.31
28 5.50 0.00 0.00 | 2.50 1.97 98.00 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 1.97 10.28
29 5.50 0.00 0.00 | 2.50 1.96 101.51 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 1.96 12.24
30 5.50 0.00 0.00 | 2.50 1.95 105.02 | 2.50 0.00 0.00 | 0.00 0.00 0.00 | 1.56 1.95 14.19