Use mass fraction diffusion coefficients

examples/finner_grids/spe11a.txt

@@ -11,7 +11,7 @@ cartesian         #Type of grid (cartesian, tensor, or corner-point)
 120               #If cartesian, number of z cells [-]; if tensor, variable array of z-refinment; if corner-point, fix array of z-refinment (18 entries)
 20 20             #Temperature bottom and top rig [C]
 1.2 110000 1      #Datum [m], pressure at the datum [Pa], and multiplier for the permeability in the z direction [-] 
-1e-9 1.6e-5 1e-2  #Diffusion (in liquid and gas) [m^2/s] and dispersion [m] (dispersion requires a Flow version newer than 17-11-2023)
+1e-9 1.6e-5       #Diffusion (in liquid and gas) [m^2/s]
 0 0               #Rock specific heat and density (for spe11b/c)
 0 0 0             #Added pore volume on top boundary (for spe11a [if 0, free flow bc]), pore volume on lateral boundaries, and width of buffer cell [m] (for spe11b/c)
 0 0               #Elevation of the parabola [m] (for spe11c)
@@ -33,14 +33,14 @@ SWI6 0.10 SNI6 0.1 PEN6    1 PENMAX6 9.5e4 NPOINTS6 1000
 SWI7    0 SNI7   0 PEN7    0 PENMAX7 9.5e4 NPOINTS7    2
 
 """Properties rock"""
-"""K [mD], phi [-]"""
-PERM1 44529.9988 PORO1 0.44
-PERM2 506624.985 PORO2 0.43
-PERM3 1013249.97 PORO3 0.44
-PERM4 2026499.95 PORO4 0.45
-PERM5 4052999.88 PORO5 0.43
-PERM6 10132499.7 PORO6 0.46
-PERM7          0 PORO7    0
+"""K [mD], phi [-], disp [m] (dispersion requires a Flow version newer than 17-11-2023)"""
+PERM1 44529.9988 PORO1 0.44 DISP1 1e-2
+PERM2 506624.985 PORO2 0.43 DISP2 1e-2
+PERM3 1013249.97 PORO3 0.44 DISP3 1e-2
+PERM4 2026499.95 PORO4 0.45 DISP4 1e-2
+PERM5 4052999.88 PORO5 0.43 DISP5 1e-2
+PERM6 10132499.7 PORO6 0.46 DISP6 1e-2
+PERM7          0 PORO7    0 DISP7    0
 
 """Wells position"""
 """radius (0 to use the SOURCE keyword instead of well keywords, this requires a Flow version newer than 23-01-2024), x, y, and z position [m] (final positions as well for spe11c)"""

examples/finner_grids/spe11b.txt

@@ -11,7 +11,7 @@ cartesian         #Type of grid (cartesian, tensor, or corner-point)
 120               #If cartesian, number of z cells [-]; if tensor, variable array of z-refinment; if corner-point, fix array of z-refinment (18 entries)
 70 40             #Temperature bottom and top rig [C]            
 300 3e7 0.1       #Datum [m], pressure at the datum [Pa], and multiplier for the permeability in the z direction [-] 
-1e-9 2e-8 10      #Diffusion (in liquid and gas) [m^2/s] and dispersion [m] (dispersion requires a Flow version newer than 17-11-2023)
+1e-9 2e-8         #Diffusion (in liquid and gas) [m^2/s]
 8.5e-1 2500       #Rock specific heat and density (for spe11b/c)
 0 5e4 1           #Added pore volume on top boundary (for spe11a [if 0, free flow bc]), pore volume on lateral boundaries, and width of buffer cell [m] (for spe11b/c)
 0 0               #Elevation of the parabola and back [m] (for spe11c)
@@ -33,14 +33,14 @@ SWI6 0.10 SNI6 0.1 PEN6   2560.18 PENMAX6 3e7 NPOINTS6 1000
 SWI7    0 SNI7   0 PEN7         0 PENMAX7 3e7 NPOINTS7    2
 
 """Properties rock"""
-"""K [mD], phi [-], thconr [W m-1 K-1]"""
-PERM1 0.10132 PORO1 0.10 THCONR1 1.90
-PERM2 101.324 PORO2 0.20 THCONR2 1.25
-PERM3 202.650 PORO3 0.20 THCONR3 1.25
-PERM4 506.625 PORO4 0.20 THCONR4 1.25
-PERM5 1013.25 PORO5 0.25 THCONR5 0.92
-PERM6 2026.50 PORO6 0.35 THCONR6 0.26
-PERM7    1e-5 PORO7 1e-6 THCONR7 2.00
+"""K [mD], phi [-], disp [m] (dispersion requires a Flow version newer than 17-11-2023), thconr [W m-1 K-1]"""
+PERM1 0.10132 PORO1 0.10 DISP1 10 THCONR1 1.90
+PERM2 101.324 PORO2 0.20 DISP2 10 THCONR2 1.25
+PERM3 202.650 PORO3 0.20 DISP3 10 THCONR3 1.25
+PERM4 506.625 PORO4 0.20 DISP4 10 THCONR4 1.25
+PERM5 1013.25 PORO5 0.25 DISP5 10 THCONR5 0.92
+PERM6 2026.50 PORO6 0.35 DISP6 10 THCONR6 0.26
+PERM7    1e-5 PORO7 1e-6 DISP7  0 THCONR7 2.00
 
 """Wells radius and position"""
 """radius (0 to use the SOURCE keyword instead of well keywords, this requires a Flow version newer than 23-01-2024), x, y, and z position [m] (final positions as well for spe11c)"""

examples/finner_grids/spe11c.txt

@@ -11,7 +11,7 @@ corner-point      #Type of grid (cartesian, tensor, or corner-point)
 5,3,1,2,3,1,2,2,5,2,4,4,2,4,2,8,8,3 #If cartesian, number of z cells [-]; if tensor, variable array of z-refinment; if corner-point, fix array of z-refinment (18 entries)
 70 36.12          #Temperature bottom and top rig [C]            
 300 3e7 0.1       #Datum [m], pressure at the datum [Pa], and multiplier for the permeability in the z direction [-] 
-1e-9 2e-8 10      #Diffusion (in liquid and gas) [m^2/s] and dispersion [m] (dispersion requires a Flow version newer than 17-11-2023)
+1e-9 2e-8         #Diffusion (in liquid and gas) [m^2/s]
 8.5e-1 2500       #Rock specific heat and density (for spe11b/c)
 0 5e4 1           #Added pore volume on top boundary (for spe11a [if 0, free flow bc]), pore volume on lateral boundaries, and width of buffer cell [m] (for spe11b/c)
 150 10            #Elevation of the parabola and back [m] (for spe11c)
@@ -33,14 +33,14 @@ SWI6 0.10 SNI6 0.1 PEN6   2560.18 PENMAX6 3e7 NPOINTS6 1000
 SWI7    0 SNI7   0 PEN7         0 PENMAX7 3e7 NPOINTS7    2
 
 """Properties rock"""
-"""K [mD], phi [-], thconr [W m-1 K-1]"""
-PERM1 0.10132 PORO1 0.10 THCONR1 1.90
-PERM2 101.324 PORO2 0.20 THCONR2 1.25
-PERM3 202.650 PORO3 0.20 THCONR3 1.25
-PERM4 506.625 PORO4 0.20 THCONR4 1.25
-PERM5 1013.25 PORO5 0.25 THCONR5 0.92
-PERM6 2026.50 PORO6 0.35 THCONR6 0.26
-PERM7    1e-5 PORO7 1e-6 THCONR7 2.00
+"""K [mD], phi [-], disp [m] (dispersion requires a Flow version newer than 17-11-2023), thconr [W m-1 K-1]"""
+PERM1 0.10132 PORO1 0.10 DISP1 10 THCONR1 1.90
+PERM2 101.324 PORO2 0.20 DISP2 10 THCONR2 1.25
+PERM3 202.650 PORO3 0.20 DISP3 10 THCONR3 1.25
+PERM4 506.625 PORO4 0.20 DISP4 10 THCONR4 1.25
+PERM5 1013.25 PORO5 0.25 DISP5 10 THCONR5 0.92
+PERM6 2026.50 PORO6 0.35 DISP6 10 THCONR6 0.26
+PERM7    1e-5 PORO7 1e-6 DISP7  0 THCONR7 2.00
 
 """Wells radius and position"""
 """radius (0 to use the SOURCE keyword instead of well keywords, this requires a Flow version newer than 23-01-2024), x, y, and z position [m] (final positions as well for spe11c)"""

examples/hello_world/spe11a.txt

@@ -11,7 +11,7 @@ tensor            #Type of grid (cartesian, tensor, or corner-point)
 5,9,13,20,13,9,5  #If cartesian, number of z cells [-]; if tensor, variable array of z-refinment; if corner-point, fix array of z-refinment (18 entries)
 20 20             #Temperature bottom and top rig [C]
 1.2 110000 1      #Datum [m], pressure at the datum [Pa], and multiplier for the permeability in the z direction [-] 
-1e-9 1.6e-5 1e-2  #Diffusion (in liquid and gas) [m^2/s] and dispersion [m] (dispersion requires a Flow version newer than 17-11-2023)
+1e-9 1.6e-5       #Diffusion (in liquid and gas) [m^2/s]
 0 0               #Rock specific heat and density (for spe11b/c)
 0 0 0             #Added pore volume on top boundary (for spe11a [if 0, free flow bc]), pore volume on lateral boundaries, and width of buffer cell [m] (for spe11b/c)
 0 0               #Elevation of the parabola [m] (for spe11c) 
@@ -33,14 +33,14 @@ SWI6 0.10 SNI6 0.1 PEN6    1 PENMAX6 2500 NPOINTS6 100
 SWI7    0 SNI7   0 PEN7    0 PENMAX7 2500 NPOINTS7   2
 
 """Properties rock"""
-"""K [mD], phi [-]"""
-PERM1 44529.9988 PORO1 0.44
-PERM2 506624.985 PORO2 0.43
-PERM3 1013249.97 PORO3 0.44
-PERM4 2026499.95 PORO4 0.45
-PERM5 4052999.88 PORO5 0.43
-PERM6 10132499.7 PORO6 0.46
-PERM7          0 PORO7    0
+"""K [mD], phi [-], disp [m] (dispersion requires a Flow version newer than 17-11-2023)"""
+PERM1 44529.9988 PORO1 0.44 DISP1 1e-2
+PERM2 506624.985 PORO2 0.43 DISP2 1e-2
+PERM3 1013249.97 PORO3 0.44 DISP3 1e-2
+PERM4 2026499.95 PORO4 0.45 DISP4 1e-2
+PERM5 4052999.88 PORO5 0.43 DISP5 1e-2
+PERM6 10132499.7 PORO6 0.46 DISP6 1e-2
+PERM7          0 PORO7    0 DISP7    0
 
 """Wells position"""
 """radius (0 to use the SOURCE keyword instead of well keywords, this requires a Flow version newer than 23-01-2024), x, y, and z position [m] (final positions as well for spe11c)"""

examples/hello_world/spe11b.txt

@@ -11,7 +11,7 @@ corner-point      #Type of grid (cartesian, tensor, or corner-point)
 2,2,1,1,2,1,3,2,6,2,3,2,2,8,4,8,8,1 #If cartesian, number of z cells [-]; if tensor, variable array of z-refinment; if corner-point, fix array of z-refinment (18 entries)
 70 40             #Temperature bottom and top rig [C]            
 300 3e7 0.1       #Datum [m], pressure at the datum [Pa], and multiplier for the permeability in the z direction [-] 
-1e-9 2e-8 0       #Diffusion (in liquid and gas) [m^2/s] and dispersion [m] (dispersion requires a Flow version newer than 17-11-2023)
+1e-9 2e-8         #Diffusion (in liquid and gas) [m^2/s]
 8.5e-1 2500       #Rock specific heat and density (for spe11b/c)
 0 5e4 1           #Added pore volume on top boundary (for spe11a [if 0, free flow bc]), pore volume on lateral boundaries, and width of buffer cell [m] (for spe11b/c)
 0 0               #Elevation of the parabola and back [m] (for spe11c)  
@@ -33,14 +33,14 @@ SWI6 0.10 SNI6 0.1 PEN6   2560.18 PENMAX6 3e7 NPOINTS6 100
 SWI7    0 SNI7   0 PEN7         0 PENMAX7 3e7 NPOINTS7   2 
 
 """Properties rock"""
-"""K [mD], phi [-], thconr [W m-1 K-1]"""
-PERM1 0.10132 PORO1 0.10 THCONR1 1.90
-PERM2 101.324 PORO2 0.20 THCONR2 1.25
-PERM3 202.650 PORO3 0.20 THCONR3 1.25
-PERM4 506.625 PORO4 0.20 THCONR4 1.25
-PERM5 1013.25 PORO5 0.25 THCONR5 0.92
-PERM6 2026.50 PORO6 0.35 THCONR6 0.26
-PERM7    1e-5 PORO7 1e-6 THCONR7 2.00
+"""K [mD], phi [-], disp [m] (dispersion requires a Flow version newer than 17-11-2023), thconr [W m-1 K-1]"""
+PERM1 0.10132 PORO1 0.10 DISP1 10 THCONR1 1.90
+PERM2 101.324 PORO2 0.20 DISP2 10 THCONR2 1.25
+PERM3 202.650 PORO3 0.20 DISP3 10 THCONR3 1.25
+PERM4 506.625 PORO4 0.20 DISP4 10 THCONR4 1.25
+PERM5 1013.25 PORO5 0.25 DISP5 10 THCONR5 0.92
+PERM6 2026.50 PORO6 0.35 DISP6 10 THCONR6 0.26
+PERM7    1e-5 PORO7 1e-6 DISP7  0 THCONR7 2.00
 
 """Wells radius and position"""
 """radius (0 to use the SOURCE keyword instead of well keywords, this requires a Flow version newer than 23-01-2024), x, y, and z position [m] (final positions as well for spe11c)"""

examples/hello_world/spe11c.txt

@@ -11,7 +11,7 @@ cartesian         #Type of grid (cartesian, tensor, or corner-point)
 12                #If cartesian, number of z cells [-]; if tensor, variable array of z-refinment; if corner-point, fix array of z-refinment (18 entries)
 70 36.12          #Temperature bottom and top rig [C]            
 300 3e7 0.1       #Datum [m], pressure at the datum [Pa], and multiplier for the permeability in the z direction [-] 
-1e-9 2e-8 0       #Diffusion (in liquid and gas) [m^2/s] and dispersion [m] (dispersion requires a Flow version newer than 17-11-2023)
+1e-9 2e-8         #Diffusion (in liquid and gas) [m^2/s]
 8.5e-1 2500       #Rock specific heat and density (for spe11b/c)
 0 5e4 1           #Added pore volume on top boundary (for spe11a [if 0, free flow bc]), pore volume on lateral boundaries, and width of buffer cell [m] (for spe11b/c)
 150 10            #Elevation of the parabola and back [m] (for spe11c) 
@@ -33,14 +33,14 @@ SWI6 0.10 SNI6 0.1 PEN6   2560.18 PENMAX6 3e7 NPOINTS6 100
 SWI7    0 SNI7   0 PEN7         0 PENMAX7 3e7 NPOINTS7   2
 
 """Properties rock"""
-"""K [mD], phi [-], thconr [W m-1 K-1]"""
-PERM1 0.10132 PORO1 0.10 THCONR1 1.90
-PERM2 101.324 PORO2 0.20 THCONR2 1.25
-PERM3 202.650 PORO3 0.20 THCONR3 1.25
-PERM4 506.625 PORO4 0.20 THCONR4 1.25
-PERM5 1013.25 PORO5 0.25 THCONR5 0.92
-PERM6 2026.50 PORO6 0.35 THCONR6 0.26
-PERM7    1e-5 PORO7 1e-6 THCONR7 2.00
+"""K [mD], phi [-], disp [m] (dispersion requires a Flow version newer than 17-11-2023), thconr [W m-1 K-1]"""
+PERM1 0.10132 PORO1 0.10 DISP1 10 THCONR1 1.90
+PERM2 101.324 PORO2 0.20 DISP2 10 THCONR2 1.25
+PERM3 202.650 PORO3 0.20 DISP3 10 THCONR3 1.25
+PERM4 506.625 PORO4 0.20 DISP4 10 THCONR4 1.25
+PERM5 1013.25 PORO5 0.25 DISP5 10 THCONR5 0.92
+PERM6 2026.50 PORO6 0.35 DISP6 10 THCONR6 0.26
+PERM7    1e-5 PORO7 1e-6 DISP7  0 THCONR7 2.00
 
 """Wells radius and position"""
 """radius (0 to use the SOURCE keyword instead of well keywords, this requires a Flow version newer than 23-01-2024), x, y, and z position [m] (final positions as well for spe11c)"""

src/pyopmspe11/templates/co2/spe11a.mako

@@ -92,9 +92,9 @@ BCCON
 /
 % endif
 
-% if dic["version"] == "master" and dic["dispersion"] > 0 and dic["flow_version"] != "2023.10":
-DISPERC 
-${dic['noCells'][0]*dic['noCells'][1]*dic['noCells'][2]}*${dic["dispersion"]} /
+% if dic["version"] == "master" and sum(dic["dispersion"]) > 0 and dic["flow_version"] != "2023.10":
+INCLUDE
+'DISPERC.INC' /
 % endif
 
 % if dic["spe11aBC"] > 0:
@@ -113,10 +113,10 @@ INCLUDE
 
 % if dic['model'] == 'complete' and (dic["diffusion"][0] + dic["diffusion"][1]) > 0:
 % if dic["co2store"] == "gaswater":
-DIFFCWAT
+DIFFAWAT
 ${dic["diffusion"][0]} ${dic["diffusion"][0]} /
 
-DIFFCGAS
+DIFFAGAS
 ${dic["diffusion"][1]} ${dic["diffusion"][1]} /
 % else:
 DIFFC

src/pyopmspe11/templates/co2/spe11b.mako

@@ -104,9 +104,9 @@ BCCON
 /
 % endif
 
-% if dic["version"] == "master" and dic["dispersion"] > 0 and dic["flow_version"] != "2023.10":
-DISPERC 
-${dic['noCells'][0]*dic['noCells'][1]*dic['noCells'][2]}*${dic["dispersion"]} /
+% if dic["version"] == "master" and sum(dic["dispersion"]) > 0 and dic["flow_version"] != "2023.10":
+INCLUDE
+'DISPERC.INC' /
 % endif
 ----------------------------------------------------------------------------
 PROPS
@@ -117,10 +117,10 @@ INCLUDE
 % if dic['model'] == 'complete':
 % if dic["co2store"] == "gaswater":
 % if dic["flow_version"] != "2023.10" and (dic["diffusion"][0] + dic["diffusion"][1]) > 0:
-DIFFCWAT
+DIFFAWAT
 ${dic["diffusion"][0]} ${dic["diffusion"][0]} /
 
-DIFFCGAS
+DIFFAGAS
 ${dic["diffusion"][1]} ${dic["diffusion"][1]} /
 % endif
 % else:

src/pyopmspe11/templates/co2/spe11c.mako

@@ -85,9 +85,9 @@ BCCON
 /
 % endif
 
-% if dic["version"] == "master" and dic["dispersion"] > 0 and dic["flow_version"] != "2023.10":
-DISPERC 
-${dic['noCells'][0]*dic['noCells'][1]*dic['noCells'][2]}*${dic["dispersion"]} /
+% if dic["version"] == "master" and sum(dic["dispersion"]) > 0 and dic["flow_version"] != "2023.10":
+INCLUDE
+'DISPERC.INC' /
 % endif
 ----------------------------------------------------------------------------
 PROPS
@@ -98,10 +98,10 @@ INCLUDE
 % if dic['model'] == 'complete':
 % if dic["co2store"] == "gaswater":
 % if dic["flow_version"] != "2023.10" and (dic["diffusion"][0] + dic["diffusion"][1]) > 0:
-DIFFCWAT
+DIFFAWAT
 ${dic["diffusion"][0]} ${dic["diffusion"][0]} /
 
-DIFFCGAS
+DIFFAGAS
 ${dic["diffusion"][1]} ${dic["diffusion"][1]} /
 % endif
 % else:

src/pyopmspe11/utils/inputvalues.py

@@ -6,6 +6,7 @@
 """
 
 import csv
+import sys
 from io import StringIO
 from subprocess import PIPE, Popen
 import numpy as np
@@ -104,7 +105,14 @@ def readthefirstpart(lol, dic):
     row = list((lol[13][0].strip()).split())
     # Diffusion (in liquid and gas) [m^2/s] to [m^2/day]
     dic["diffusion"] = [float(row[0]) * 86400, float(row[1]) * 86400]
-    dic["dispersion"] = float(row[2])  # Dispersion [m]
+    if len(row) > 2:
+        print(
+            "Dispersion is now set per facie (Lines 37 to 43 in the configuration "
+            + "file), not anymore in Line 14, e.g., see https://github.com/OPM/pyopm"
+            + "spe11/blob/main/examples/finner_grids/spe11b.txt. Please update the "
+            + "configuration file and try again to run pyopmspe11."
+        )
+        sys.exit()
     row = list((lol[14][0].strip()).split())
     # Rock specific heat and density (for spe11b/c)
     dic["rockExtra"] = [float(row[0]), float(row[1])]
@@ -142,7 +150,7 @@ def readthesecondpart(lol, dic):
         lol[dic["index"] + 3][0]
     )  # Capillary pressure saturation function [Pa]
     dic["index"] += 7
-    for name in ["rock", "safu", "rockCond"]:
+    for name in ["rock", "safu", "dispersion", "rockCond"]:
         dic[name] = []
     dic["tabdims"] = 1
     for i in range(dic["noSands"]):  # Saturation function values
@@ -166,13 +174,13 @@ def readthesecondpart(lol, dic):
                 row[3],
             ]
         )
+        dic["dispersion"].append(float(row[5]))
         if dic["spe11"] != "spe11a":
             dic["rockCond"].append(
                 [
-                    float(row[5]) * 86400.0 / 1e3,
+                    float(row[7]) * 86400.0 / 1e3,
                 ]
             )
-
     dic["index"] += 3 + dic["noSands"]
     column = []
     columnf = []
@@ -233,7 +241,7 @@ def check_deck(dic):
                 + "deck.\nEither select the co2store gasoil implementation or build "
                 + "flow from the master GitHub branches.\n"
             )
-        if dic["dispersion"] > 0:
+        if sum(dic["dispersion"]) > 0:
             print(
                 "\nDispersion is not supported in flow 2023.10.\nThen dispersion is "
                 + "not included in the generated deck.\nBuild flow from the master "

src/pyopmspe11/utils/mapproperties.py

@@ -101,6 +101,9 @@ def structured_handling_spe11a(dic):
             )
             dic["permx"].append(dic["rock"][int(dic["ids_gmsh"][fgl][0]) - 1][0])
             dic["poro"].append(dic["rock"][int(dic["ids_gmsh"][fgl][0]) - 1][1])
+            dic["disperc"].append(
+                f"{dic['dispersion'][int(dic['ids_gmsh'][fgl][0])-1]}"
+            )
             centers.append(
                 str([dic["xmx_center"][i], dic["ymy_center"][0], dic["zmz_center"][k]])[
                     1:-1
@@ -160,6 +163,9 @@ def structured_handling_spe11bc(dic):
             dic["thconr"].append(
                 f"{dic['rockCond'][int(dic['ids_gmsh'][fgl][0])-1][0]}"
             )
+            dic["disperc"].append(
+                f"{dic['dispersion'][int(dic['ids_gmsh'][fgl][0])-1]}"
+            )
             if i == 0 and (
                 int(dic["ids_gmsh"][fgl][0]) != 1 and int(dic["ids_gmsh"][fgl][0]) != 7
             ):
@@ -172,7 +178,7 @@ def structured_handling_spe11bc(dic):
                 dic["poro"].append(dic["rock"][int(dic["ids_gmsh"][fgl][0]) - 1][1])
             centers.append(str([dic["xmx_center"][i], dic["ymy_center"][0], z_c])[1:-1])
         for j in range(dic["noCells"][1] - 1):
-            for names in ["satnum", "poro", "permx", "thconr"]:
+            for names in ["satnum", "poro", "permx", "disperc", "thconr"]:
                 dic[f"{names}"].extend(dic[f"{names}"][-dic["noCells"][0] :])
             for i_i in range(dic["noCells"][0]):
                 sensor1.append(
@@ -253,6 +259,7 @@ def corner_point_handling_spe11a(dic):
         dic = boxes(dic, dic["xyz"][0], dic["xyz"][2], dic["ijk"][0], dic["satnum"][-1])
         dic["permx"].append(dic["rock"][int(dic["ids_gmsh"][fgl][0]) - 1][0])
         dic["poro"].append(dic["rock"][int(dic["ids_gmsh"][fgl][0]) - 1][1])
+        dic["disperc"].append(f"{dic['dispersion'][int(dic['ids_gmsh'][fgl][0])-1]}")
         centers.append(str([dic["xyz"][0], dic["ymy_center"][0], dic["xyz"][2]])[1:-1])
     dic["pop1"] = pd.Series(sensor1).argmin()
     dic["pop2"] = pd.Series(sensor2).argmin()
@@ -355,6 +362,7 @@ def corner_point_handling_spe11bc(dic):
         dic["satnum"].append(dic["ids_gmsh"][fgl][0])
         dic = boxes(dic, dic["xyz"][0], z_c, dic["ijk"][0], dic["satnum"][-1])
         dic["permx"].append(dic["rock"][int(dic["ids_gmsh"][fgl][0]) - 1][0])
+        dic["disperc"].append(f"{dic['dispersion'][int(dic['ids_gmsh'][fgl][0])-1]}")
         dic["thconr"].append(f"{dic['rockCond'][int(dic['ids_gmsh'][fgl][0])-1][0]}")
         if dic["ijk"][0] == 0 and (
             int(dic["ids_gmsh"][fgl][0]) != 1 and int(dic["ids_gmsh"][fgl][0]) != 7
@@ -369,7 +377,7 @@ def corner_point_handling_spe11bc(dic):
         centers.append(str([dic["xyz"][0], dic["ymy_center"][0], z_c])[1:-1])
         if dic["ijk"][0] > 0 and dic["ijk"][0] == dic["noCells"][0] - 1:
             for j in range(dic["noCells"][1] - 1):
-                for names in ["satnum", "poro", "permx", "thconr"]:
+                for names in ["satnum", "poro", "permx", "disperc", "thconr"]:
                     dic[f"{names}"].extend(dic[f"{names}"][-dic["noCells"][0] :])
                 for i_i in range(dic["noCells"][0]):
                     z_c = ztemp[i_i]
@@ -514,7 +522,7 @@ def positions(dic):
     """
     dic["sensorijk"] = [[] for _ in range(len(dic["sensors"]))]
     dic = getfacies(dic)
-    for names in ["satnum", "poro", "permx", "thconr", "fipnum"]:
+    for names in ["satnum", "poro", "permx", "thconr", "fipnum", "disperc"]:
         dic[f"{names}"] = []
     if dic["grid"] == "corner-point":
         if dic["use"] == "opm":