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Name
vol — Volume calculation
Syntax
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vol [acc] [gau] [are] |
Description
Volumetric calculation on grid. Result of a volume calculation is placed in @volume which can be retrieved to a Tcl varible by set vol [gvar volume].
Arguments
No argument. Calculate the volume of the active grid.
acc
Accumulate the volume into the volume variable.
gau
Calculate volumes after four corner point geometry using gaussian quadrature.
are
Calculate the area of the active grid. Result of a area calculation is put in @area which can be retrieved to a Tcl varible by set area [gvar area].
Related command object
Volume bulk calculation
Calculate bulk volume for a reservoir structure.
Read also about volume calculation in the user guide.
Examples
Ex.1: Volumetric calculation
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# Calculate volume of a grid down to a level set level 2500 ;# Set the level z ;# Erase screen win demo ;# Get demo window (450000 460000 6450000 6460000 1000 4000) spe bgc whi ;# Specify background color to white mak ran 5 ;# Make random points mhi pp ;# Save data sav 4 ;# Save window ewi 30 ;# Expand window 30% mak ran 22 z 4500 5000 ;# Make randowm values within z range ret 4 ;# Return window eli iwi ;# Eliminates inside window mlo pp app ;# Append with saved data # The dataset will now most likely have a dome structure grp inc 100 100 ;# Make grid with increment 100 x 100 mhi mygrid ;# Move the grid to workspace eli gt $level ;# Eliminate greater than level sub $level ;# Subtract to zero level mul -1 ;# Multiply with -1 und 0 ;# Set undefined values to 1 vol ;# Calculate volume mak p ;# Make polygrid mhi volgrid ;# Save in workspace mlo mygrid ;# Get structure grid mak p ;# Make polygrid mak rsc volgrid ;# Replace scalars from volgrid map ;# Map the grid with volume on top con n 11 ;# Contour 11 levels pla z $level ;# Draw a plane at level acp * opa 0.4 ;# use opacity tx2 lle col bla txt "Z::$level Vol: [gvar volume]" ;# Text with volume number cco rev s 0 500 3000 tit "Volume" ;# Display color legend {noformat} |
The
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above
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example
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produces
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this
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image.
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Volume displayed on the surface