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 Advanced FloGrid Advanced

Module - Advanced Structured Gridding

Areal Grid Special Controls

Advanced Fault Handling

IJK faults

Reverse Faults

Fault Review

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 Advanced FloGrid Advanced

Special Options - Areal !ertical Grid "a#s

Gridding Controls, Areal & Vertical Grid

 All aspects of the grid (I, J & K) can

be altered by combinations of these two

folders

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 Advanced FloGrid Advanced

Areal Grid Special Controls

Isotropic Anisotropic

Isotropic s$oot%ens out dog-legs

S$oot%ness factor

Controls t%e spacing and distri#ution of grid lines

Ort%ogonalit& factor

'roduces I-J line intersections as ort%ogonal as possi#le

Honour fault end

Atte$pts to put a grid corner at t%e fault end

"olerance setting (distance) collapses grid lines wit%in t%e

vicinit& of t%e fault end

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 Advanced FloGrid Advanced

Fault Handling Overview

!ertical Coordinate *ines

"rans$issi#ilit& across I J faces onl&

Sloping Coordinate *ines

Cells in a colu$n are in t%e sa$e fault #loc+

"rans$issi#ilit& across I J faces onl&

IJK ,igag .Stair Step/

Cells in a colu$n can #e in different fault #loc+s

"rans$issi#ilit& is across I0 J K faces

!ertical Coordinate *ines

"rans$issi#ilit& across I J faces onl&

Sloping Coordinate *ines

Cells in a colu$n are in t%e sa$e fault #loc+

"rans$issi#ilit& across I J faces onl&

IJK ,igag .Stair Step/

Cells in a colu$n can #e in different fault #loc+s

"rans$issi#ilit& is across I0 J K faces

!ertical Coordinate *ines

"rans$issi#ilit& across I J faces onl&

Sloping Coordinate *ines

Cells in a colu$n are in t%e sa$e fault #loc+

"rans$issi#ilit& across I J faces onl&

IJK ,igag .Stair Step/

Cells in a colu$n can #e in different fault #loc+s

"rans$issi#ilit& is across I0 J K faces

!

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 Advanced FloGrid Advanced

!ertical ,igag - IJK Faults

Rescue onl&

Faults are igag in cross-section (+)

1ac% cell in colu$n $a& %ave different 2loc+ I3

4ses fault surface not t%e traces "rans$issi#ilit& across I0 J and K faces

"rans$issi#ilit& control via M4*"54M and M4*"R1G" +e&words

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 Advanced FloGrid Advanced

How to Set-up IJK Gridding

6-faults0 Reverse faults7

!iew Fault Fra$ewor+ to identif&

6-faults and8or Reverse faults

Set Gridding Controls to ,ig-,ag

In t%e !ertical Gridding ta#0 setFaults to IJK

FloGrid will auto$aticall& grid

co$ple9 s&ste$

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 Advanced FloGrid Advanced

Final Review7 Guidelines for Modeling Faults

Sealing faults s%ould #e gridded using I or J control

lines8pol&gons

"runcated cell option availa#le (snap-to-fault)

5on-sealing faults can #e igag

4se IJK ig-ag option for 6 faults0 intersecting faults

Slope grid along reverse faults or use special IJK-Reverse

Consider HC one w%ile c%oosing slope

5ois& fault surface can affect IJK fault gridding

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 Advanced FloGrid Advanced

1nd of Module

Master Presenta

tion