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Cell Properties menu in ViewGen

Click on Cell Properties on the ViewGen menu bar to select the active cell property for display in the viewer window. Most of the cell properties will be those imported from the Eclipse reservoir model.





The Cell Properties menu consists of a basic list of 18 items from which one at a time can be selected as the "active" property for display in the cells. Items for which there is no data will be greyed out.  The currently active property is indicated by a green index (as shown above for the 'PERMX' cell property).

NOTE:- To display the currently selected Cell Property in the ViewGen window, the Show cells option must be toggled "on" in the Edit menu with appropriate Cell controls and Cell colours settings.

PERMX

These are the horizontal permeability data in the 'X' direction from the PERMX array of the Eclipse model.

PERMY

These are the horizontal permeability data in the 'Y' direction from the PERMY array of the Eclipse model.

PERMZ

These are the vertical permeability data from the PERMZ array of the Eclipse model.

NTG  

These are the Net to Gross data from the NTG array of the Eclipse model.

TGVS

These are the Vshale data input using the TGVS keyword.

PORO

These are the Porosity data from the PORO array of the Eclipse model.

SATNUM

These are indices for each grid-block in the model referencing the saturation function data as defined by the SWOF keyword (for further details see the SATNUM keyword). Data files associated with both the SATNUM and SWOF keywords must be included in the TGDATA run file to implement the two-phase flow functionality.

MULTX

These are the horizontal transmissibility multiplier data in the `X' direction from the MULTX array of the Eclipse model.

MULTY

These are the horizontal transmissibility multiplier data in the `Y' direction from the MULTY array of the Eclipse model.

MULTZ

These are the vertical transmissibility multiplier data from the MULTZ array of the Eclipse model.

Zones

Depth

This is the depth of each cell calculated as the average depth of the cell corners from the ZCORN data

Connections

These are the number of connections each cell has to other cells across the faults.  (Cells away from faults have 0 connections.)

Dynamic data

This option is used to display dynamic data from Eclipse restart files as a movie (use the Edit, Dynamic controls... option to choose the restart set).  The data that can be displayed as a cell property are:
  • PRESSURE (oil pressure)

  • SWAT (water saturation)

  • FLOWATI, FLOWATJ, FLOWATK (water flow rates in the i,j, and k directions)

  • FLOOILI, FLOO ILJ, FLOWOILK (oil flow rates in the i,j and k directions)

  • FLOGASI, FLOGASJ, FLOWGASK (gas flow rates in the i,j and k directions)


  • The following cell properties can only be displayed when the Include two-phase fault rock calculations has been selected in WizGen (in Flexible project mode) and appropriate input, fault rock properties, groupings and output settings for Two phase flow have been saved prior to running ViewGen.

    KRnumX+ KRnumX- KRnumY+ or KRnumY-

    The indices associated with the following KRNUM directional keywords (created at the end of the ViewGen run using the divisions and priorities assigned via the Two phase flow - Groupings section in WizGen) can be displayed as cell properties. Each index defines the relative permeability and capillary pressure (SWOF) table assigned to a particular cell in that particular direction, i.e. with KRnumX+ selected, the SWOF table assigned for flow from cell [X Y Z] to cell [X+1 Y Z] will be displayed, while by selecting KRnumX- the SWOF table assigned for flow from cell [X Y Z] to cell [X-1 Y Z] will be displayed. The total number of tables will equal the number of original tables as defined by the SATNUM keyword plus the number of new tables created for faulted cells using the Two phase flow - Groupings settings in WizGen.

    Cell Pressure

    If cell pressure data have been loaded to calculate the across-fault flow rates in the Two-phase flow module (i.e. declared as a Cell Property on the User-defined keywords page and with the relevant file loaded via the Included data page of WizGen) the cell pressures can be displayed in ViewGen.


    Having used WizGen in Flexible project mode to create the TGDATA run file, there may be additional Cell Properties added as User-defined keywords with data imported via the Included Data page and/or calculated via the CELL plugin.

    For example:-

    Eff. vshale

    This is could be an effective vshale value calculated via a User-defined CELLPROP plugin for each grid-block from Net-to-Gross data already included in the model (see Example of calculating user-defined cell properties in the CELLPROP plugin for futher details)



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