Entity earth_surface_feature

• A natural or man-made entity typically associated with coverage of a portion of the earth surface.

Subtypes:

regulatory_area, geophysical_acquisition_area, geographic_feature, geopolitical_feature, discovery_area, magnetic_polarity_zone, field, geodetic_zone, geologic_province, outcrop

Attribute                                 Flags   Data Type

From product_flow_network_unit:
   surface_fluid_phase_condition          IV      set[0 .. N] of (surface_fluid_phase_condition)

                                          These are the surface and standard temperatures
                                          that are defined for a fluid phase at a product
                                          flow network unit. 

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

                                          These are the externally generated performance
                                          reports for this product flow network unit. These
                                          reports describe the operational status and the
                                          volumes of oil, water, gas and condensate as reported
                                          by external sources. Detailed information based
                                          upon field measurements, simulation results and
                                          production allocation calculations are described
                                          in fluid flow streams associated with the product
                                          flow network unit ports. Pressures and temperatures
                                          are also defined at these ports. 

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

                                          These are the reserves evaluation activities that
                                          have estimated reserves for this instance. 

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

                                          These are the cells that specify the location
                                          of this producing object within grids. A well
                                          completion, for example, may be connected to one
                                          cell within one grid and three cells within another.

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

                                          Indicates the various production activities report
                                          to this unit. 

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

                                          Indicates the various flow ports of this unit.

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

                                          Indicates various estimates fluid reserves for
                                          this facility. 


description                                       ndt_comment

                                          A description of the area of interest. 

ref_naming_system                                 ref_naming_system

                                          The naming system in which the identifier is defined
                                          and unique. 

position_on_earth_surface                         set[0 .. N] of (position_on_earth_surface)

                                          Specifies the various earth surface positions
                                          of this feature. 

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

                                          This describes the coordinate transformations
                                          that have been defined as appropriate to this
                                          portion of the surface of the Earth. 

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

                                          This describes the coordinate systems that have
                                          been defined as appropriate to this portion of
                                          the surface of the Earth. 

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

                                          A well log trace may be typical or representative
                                          of the Earth below an earth surface feature, such
                                          as a field or geologic province. 

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

                                          Indicates various identifiers of this feature.

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

                                          These are the roles that wells have with this
                                          portion of the surface of the Earth. For example,
                                          this may describe that several wells are within
                                          and other wells are outside this earth surface
                                          feature. 

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

                                          Well logs may contain information, such as well
                                          log traces, typical of the earth subsurface below
                                          an earth surface feature. 

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

                                          These describe the roles that different business
                                          associates may have for this earth surface feature.

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

                                          may have a property of 

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

                                          may have a property of 

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

                                          This is the population for this Earth surface
                                          feature. 

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

                                          This is the population density for this Earth
                                          surface feature. 

End of entity earth_surface_feature

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