文档介绍：BUILDING AN EOR ROADMAP:
PHASED EOR SCREENING AND
SECTOR MODELING
CHRISTIAN LEFEBVRE – 17/01/2011
1
=> #1: 1st
2
Nb: Step #2skipped couldbedependingon step #1 results
Xcel
=> #2: 1st
Analytical
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=> #3: 2
screening screening
Phenomenological
Studies workflow for designinganoptimum EOR field
ranking
=> #4: Pilot zone validation
screening
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Detailed
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Phased Phased EORscreening « The Field »
ranking
process
Sector
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simulations
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***@Beicip-Franlab
=> #1: 1st
3
Xcel
=> 1st
Analytical
ranking
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screening screening
nd
Phenomenological
Studies workflow for designinganoptimum EOR field
step
=> Pilot zone validation
screening
Sector
of
ranking
tools
process
tool
Phased Phased EORscreening « The Field »
model simulations
development development design
simulations
***@Beicip-Franlab
. . . . Field”“The Case Study: o o o .
modate modate too much of zoneswith high watersaturation (unfavorable energetic balance) When assessing this process it be will important to evaluateprecisely location of the zonesalready water flooded; the ISC b bustionIn Situ Steam flood process Alkali/Surfactant/Polymer injection:gas Immiscible Screening tool:
projects around 350EOR Calibrated on coefficients Use of rating knowledge and expert screening criteria Based on latest
4
it will it will not be considered due to the non availability HC gas of
EOR screeningin house tool (#1)
Phased Phased EORscreening « The Field »
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***@Beicip-Franlab
Possible Limiting factors:
Unit Unit V Unit IV Unit III Unit II Unit I
••••
5
presence of high water saturation zones. saturation water high presence of drainage, gravity andlimited dip limited heterogeneity, andvertical horizontal Steam: zones, thieves as which could act zones flooded waterof andpresence dip heterogeneity, horizontal