Entity capillary_pressure_point

• The interfacial tension between two phases in a porous medium divided by the mean radius of curvature of the enclosing pore volume. This describes the pressure change at a immiscible fluid phase interface in a porous system at a single condition of saturation.

Attribute                                 Flags   Data Type

From technical_object:
   data_collection                        IV      set[0 .. N] of (data_collection)

                                          Indicates the data collections that include this
                                          instance of E and P data. 

   graphical_element                      IV      set[0 .. N] of (graphical_element)

                                          Specifies one or more graphical elements which
                                          are depicting this data item. 

   datum_for_ranking                      IV      set[0 .. N] of (object_ranking)

                                          Indicates that an object is being used as a basis
                                          for comparison with another object. 

   object_of_ranking                      IV      set[0 .. N] of (object_ranking)

                                          Indicates that an object is being classified in
                                          a rank order based on its characteristics. 


description                                       ndt_comment

                                          A remark about the capillary pressure point. 

ref_capillary_pressure                    MU      ref_capillary_pressure

                                          The kind of capillary pressure point, either drainage
                                          or imbibition. 

ref_capillary_pressure_usage              U       ref_capillary_pressure_usage

                                          The description of the intended meaning of the
                                          capillary pressure value, such as threshold,
                                          irreducible, or critical. 

rock_fluid_interaction                    U       rock_fluid_interaction

                                          Specifies the rock and fluid combination for which
                                          this capillary pressure is descriptive. 

capillary_pressure_curve                  U       capillary_pressure_curve

                                          This is the capillary pressure curve that this
                                          point is defined as being part of. The rock fluid
                                          feature being characterized is described by the
                                          capillary pressure curve. 

nonwetting_phase                          MU      fluid_phase

                                          The fluid phase that is designated as the nonwetting
                                          phase for the capillary pressure point. 

wetting_phase                             MU      fluid_phase

                                          The fluid phase that is designated as the wetting
                                          phase for the capillary pressure point. 

pty_capillary_pressure_point              V       set[0 .. N] of (pty_capillary_pressure_point)

                                          may have a property of 

End of entity capillary_pressure_point

M - mandatory, U - unique, I - inherited, V - inverse, N - named type