Move well drilling cost correlation coefficients in Economics to WellDrillingCostCorrelation enum. WIP - TODO to consolidate coefficients in SUTRAEconomics

Author: softwareengineerprogrammer

src/geophires_x/Economics.py

@@ -95,43 +95,13 @@ def calculate_cost_of_one_vertical_well(model: Model, depth_m: float, well_corre
         )
 
     if well_correlation is WellDrillingCostCorrelation.SIMPLE:
-            cost_of_one_well = vertical_drilling_cost_per_m * depth_m * 1E-6
-
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL:
-        cost_of_one_well = (0.30212 * depth_m ** 2 + 584.91124 * depth_m + 751368.47270) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE:
-        cost_of_one_well = (0.28180 * depth_m ** 2 + 1275.52130 * depth_m + 632315.12640) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL:
-        cost_of_one_well = (0.28977 * depth_m ** 2 + 882.15067 * depth_m + 680562.50150) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE:
-        cost_of_one_well = (0.25528 * depth_m ** 2 + 1716.71568 * depth_m + 500866.89110) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL_INT1:
-        cost_of_one_well = (0.13710 * depth_m ** 2 + 129.61033 * depth_m + 1205587.57100) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE_INT1:
-        cost_of_one_well = (0.18927 * depth_m ** 2 + 293.45174 * depth_m + 1326526.31300) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL_INT1:
-        cost_of_one_well = (0.15340 * depth_m ** 2 + 120.31700 * depth_m + 1431801.54400) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE_INT1:
-        cost_of_one_well = (0.19950 * depth_m ** 2 + 296.13011 * depth_m + 1697867.70900) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL_INT2:
-        cost_of_one_well = (0.00804 * depth_m ** 2 + 455.60507 * depth_m + 921007.68680) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE_INT2:
-        cost_of_one_well = (0.00315 * depth_m ** 2 + 782.69676 * depth_m + 983620.25270) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL_INT2:
-        cost_of_one_well = (0.00854 * depth_m ** 2 + 506.08357 * depth_m + 1057330.39000) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE_INT2:
-        cost_of_one_well = (0.00380 * depth_m ** 2 + 838.90249 * depth_m + 1181947.04400) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL_IDEAL:
-        cost_of_one_well = (0.00252 * depth_m ** 2 + 439.44503 * depth_m + 590611.90110) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE_IDEAL:
-        cost_of_one_well = (-0.00240 * depth_m ** 2 + 752.93946 * depth_m + 524337.65380) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL_IDEAL:
-        cost_of_one_well = (0.00719 * depth_m ** 2 + 455.85233 * depth_m + 753377.73080) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE_IDEAL:
-        cost_of_one_well = (0.00376 * depth_m ** 2 + 762.52696 * depth_m + 765103.07690) * 1E-6
+        cost_of_one_well = vertical_drilling_cost_per_m * depth_m * 1E-6
+    else:
+        cost_of_one_well = well_correlation.calculate_cost_USD(depth_m)
 
     # account for adjustment factor
     cost_of_one_well = well_cost_adjustment_factor * cost_of_one_well
+
     return cost_of_one_well
 
 
@@ -195,60 +165,16 @@ def calculate_cost_of_non_vertical_section(model: Model, length_m: float, well_c
     if not NonverticalsCased:
         # assume that casing & cementing costs 50% of drilling costs
         casing_factor = 0.5
+
     if model.economics.Nonvertical_drilling_cost_per_m.Provided or well_correlation is WellDrillingCostCorrelation.SIMPLE:
         cost_of_non_vertical_section = casing_factor * ((num_nonvertical_sections * nonvertical_drilling_cost_per_m * length_per_section_m)) * 1E-6
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL:
-        cost_per_section = (0.30212 * length_per_section_m ** 2 + 584.91124 * length_per_section_m + 751368.47270) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE:
-        cost_per_section = (0.28180 * length_per_section_m ** 2 + 1275.52130 * length_per_section_m + 632315.12640) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL:
-        cost_per_section = (0.28977 * length_per_section_m ** 2 + 882.15067 * length_per_section_m + 680562.50150) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE:
-        cost_per_section = (0.25528 * length_per_section_m ** 2 + 1716.71568 * length_per_section_m + 500866.89110) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL_INT1:
-        cost_per_section = (0.13710 * length_per_section_m ** 2 + 129.61033 * length_per_section_m + 1205587.57100) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE_INT1:
-        cost_per_section = (0.18927 * length_per_section_m ** 2 + 293.45174 * length_per_section_m + 1326526.31300) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL_INT1:
-        cost_per_section = (0.15340 * length_per_section_m ** 2 + 120.31700 * length_per_section_m + 1431801.54400) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE_INT1:
-        cost_per_section = (0.19950 * length_per_section_m ** 2 + 296.13011 * length_per_section_m + 1697867.70900) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL_INT2:
-        cost_per_section = (0.00804 * length_per_section_m ** 2 + 455.60507 * length_per_section_m + 921007.68680) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE_INT2:
-        cost_per_section = (0.00315 * length_per_section_m ** 2 + 782.69676 * length_per_section_m + 983620.25270) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL_INT2:
-        cost_per_section = (0.00854 * length_per_section_m ** 2 + 506.08357 * length_per_section_m + 1057330.39000) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE_INT2:
-        cost_per_section = (0.00380 * length_per_section_m ** 2 + 838.90249 * length_per_section_m + 1181947.04400) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_SMALL_IDEAL:
-        cost_per_section = (0.00252 * length_per_section_m ** 2 + 439.44503 * length_per_section_m + 590611.90110) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.VERTICAL_LARGE_IDEAL:
-        cost_per_section = (-0.00240 * length_per_section_m ** 2 + 752.93946 * length_per_section_m + 524337.65380) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_SMALL_IDEAL:
-        cost_per_section = (0.00719 * length_per_section_m ** 2 + 455.85233 * length_per_section_m + 753377.73080) * 1E-6
-        cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
-    elif well_correlation is WellDrillingCostCorrelation.DEVIATED_LARGE_IDEAL:
-        cost_per_section = (0.00376 * length_per_section_m ** 2 + 762.52696 * length_per_section_m + 765103.07690) * 1E-6
+    else:
+        cost_per_section = well_correlation.calculate_cost_USD(length_per_section_m)
         cost_of_non_vertical_section = casing_factor * num_nonvertical_sections * cost_per_section
 
     # account for adjustment factor
-
     cost_of_non_vertical_section = well_cost_adjustment_factor * cost_of_non_vertical_section
+
     return cost_of_non_vertical_section
 
 

src/geophires_x/OptionList.py

@@ -51,27 +51,42 @@ class ReservoirVolume(str, Enum):
 
 
 class WellDrillingCostCorrelation(str, Enum):
-    """Note: order must be retained since input is read as an int"""
-
-    VERTICAL_SMALL = "vertical small diameter, baseline"
-    DEVIATED_SMALL = "deviated small diameter, baseline"
-    VERTICAL_LARGE = "vertical large diameter, baseline"
-    DEVIATED_LARGE = "deviated large diameter, baseline"
-
-    SIMPLE = "Simple"
-
-    VERTICAL_SMALL_INT1 = "vertical small diameter, intermediate1"
-    VERTICAL_SMALL_INT2 = "vertical small diameter, intermediate2"
-    DEVIATED_SMALL_INT1 = "deviated small diameter, intermediate1"
-    DEVIATED_SMALL_INT2 = "deviated small diameter, intermediate2"
-    VERTICAL_LARGE_INT1 = "vertical large diameter, intermediate1"
-    VERTICAL_LARGE_INT2 = "vertical large diameter, intermediate2"
-    DEVIATED_LARGE_INT1 = "deviated large diameter, intermediate1"
-    DEVIATED_LARGE_INT2 = "deviated large diameter, intermediate2"
-    VERTICAL_SMALL_IDEAL = "vertical open-hole, small diameter, ideal"
-    DEVIATED_SMALL_IDEAL = "deviated liner, small diameter, ideal"
-    VERTICAL_LARGE_IDEAL = "vertical open-hole, large diameter, ideal"
-    DEVIATED_LARGE_IDEAL = "deviated liner, large diameter, ideal"
+    """Note: order must be retained since input is read as an int; first int arg is duplicative of order"""
+
+    VERTICAL_SMALL = 1, "vertical small diameter, baseline", 0.30212, 584.91124, 751368.47270
+    DEVIATED_SMALL = 2, "deviated small diameter, baseline", 0.28977, 882.15067, 680562.50150
+    VERTICAL_LARGE = 3, "vertical large diameter, baseline", 0.28180, 1275.52130, 632315.12640
+    DEVIATED_LARGE = 4, "deviated large diameter, baseline", 0.25528, 1716.71568, 500866.89110
+
+    SIMPLE = 5, "Simple", 0, 1846*1E6, 0 # Based on Fervo Project Cape cost per meter (~$1846/m)
+
+    VERTICAL_SMALL_INT1 = 6, "vertical small diameter, intermediate1", 0.13710, 129.61033, 1205587.57100
+    VERTICAL_SMALL_INT2 = 7, "vertical small diameter, intermediate2", 0.00804, 455.60507, 921007.68680
+    DEVIATED_SMALL_INT1 = 8, "deviated small diameter, intermediate1", 0.15340, 120.31700, 1431801.54400
+    DEVIATED_SMALL_INT2 = 9, "deviated small diameter, intermediate2", 0.00854, 506.08357, 1057330.39000
+    VERTICAL_LARGE_INT1 = 10, "vertical large diameter, intermediate1", 0.18927, 293.45174, 1326526.31300
+    VERTICAL_LARGE_INT2 = 11, "vertical large diameter, intermediate2", 0.00315, 782.69676, 983620.25270
+    DEVIATED_LARGE_INT1 = 12, "deviated large diameter, intermediate1", 0.19950, 296.13011, 1697867.70900
+    DEVIATED_LARGE_INT2 = 13, "deviated large diameter, intermediate2", 0.00380, 838.90249, 1181947.04400
+    VERTICAL_SMALL_IDEAL = 14, "vertical open-hole, small diameter, ideal", 0.00252, 439.44503, 590611.90110
+    DEVIATED_SMALL_IDEAL = 15, "deviated liner, small diameter, ideal", 0.00719, 455.85233, 753377.73080
+    VERTICAL_LARGE_IDEAL = 16, "vertical open-hole, large diameter, ideal", -0.00240, 752.93946, 524337.65380
+    DEVIATED_LARGE_IDEAL = 17, "deviated liner, large diameter, ideal", 0.00376, 762.52696, 765103.07690
+
+
+    def __new__(cls, *args, **kwds):
+        obj = str.__new__(cls)
+        obj._value_ = args[1]
+        return obj
+
+    # ignore the first param since it's already set by __new__
+    def __init__(self, idx: int, _: str, c2:float, c1:float, c0:float):
+        self._c2 = c2
+        self._c1 = c1
+        self._c0 = c0
+
+    def calculate_cost_USD(self, meters) -> float:
+        return (self._c2 * meters ** 2 + self._c1 * meters + self._c0) * 1E-6