-- EOR-SURFACTANT-HETEROG.DATA -- Simulation of Enhances Oil Recovery Processes Course -- Randomly heterogeneout sector model -- RUNSPEC TITLE Surfactant model test case - SEORP Course DIMENS -- nx ny nz 30 30 4 / OIL WATER --Enables the Surfactant model SURFACT --Enables modelling of changes of wettability in -- Surfactant model SURFACTW METRIC TABDIMS -- num num max max max max -- sat pvt sat press fip Rs -- tab tab nodes nodes regions nodes 3 1 20 20 1 20 / WELLDIMS -- max max max max -- wells conn groups wells/gr 2 5 1 2 / NSTACK 100 / UNIFOUT UNIFIN START 1 JAN 2011 / GRID ============================================================== INIT INCLUDE '3D.FILLED' / NOECHO INCLUDE permx3.dat / INCLUDE poro3.dat / COPY PERMX PERMY / PERMX PERMZ / / MULTIPLY -- change Kv/Kh -- prop multi i1 i2 j1 j2 k1 k2 PERMZ 0.01 1 30 1 30 1 4 / / RPTGRID PORO PERMX / ECHO PROPS ============================================================== SWFN -- Swat Krw Pcow OIL WET 0.25 0.0 0.75 0.35 0.15 0.1 0.45 0.5 0.0 0.55 1.0 -1.5 / -- Swat Krw Pcow WATER WET 0.25 0.0 8. 0.35 0.1 2. 0.45 0.35 0.5 0.55 0.6 0. / -- Swat Krw Pcow MISCIBLE 0.0 0.0 0.0 1.0 1.0 0.0 / SOF2 --Soil Kro OIL WET 0.45 0.0 0.55 0.05 0.65 0.25 0.75 1.0 / -- Soil Kro WATER WET 0.45 0.0 0.55 0.1 0.65 0.4 0.75 1.0 / -- Soil Kro MISCIBLE 0.0 0.0 1.0 1.0 / PVTW -- Pref Bw Cw Vw Cvw -- psia rb/stb 1/psi CPOISE 1/psi 270 1.030 4.6E-5 0.34 0.0 / PVDO 200 1.0 0.47 280 0.999 0.47 300 0.998 0.47 / -- ROCK COMPRESSIBILITY -- -- REF. PRES COMPRESSIBILITY ROCK 270 0.3E-5 / DENSITY -- oil water gas 850. 1000. 10. / -------------------------------------------------------- --Surfactant solution viscosity function SURFVISC --surfactant solution water --concentration viscosity at this --in the solution surfactant concentration --kg/m3 0.0 0.34 10.5 5.0 / ------------------------------------------------------------- --Surfactant adsorption functions --Column 1: The local surfactant concentration in --the solution surrounding the rock -- Column 2 The corresponding saturated concentration of --surfactant adsorbed by the rock formation SURFADS --surfactant surf conc -- conc adsorbed on rock -- kg/m3 (kg/kg)= kg surfactant/kg rock 0.0 0.0000 1.0 0.000 10.5 0.000 / / / --------------------------------------------------------- --Water/oil surface tension versus surfactant concentration SURFST -- surf water-oil -- conc surface tension -- kg/m3 (N/m) 0.0 0.05 1.0 1.0E-6 10.5 1.0E-14 / ------------------------------------------------------ --Surfactant capillary de-saturation functions SURFCAPD --log of miscibility --capillary function --number 0=immiscible, 1=miscible -10 0.0 -8 0.0 -6 0.2 -5 0.5 -4 0.7 -3 1.0 -2 1.0 10 1.0 / / / --------------------------------------------------------- --Specifies the surfactant-rock properties SURFROCK --adsorption mass density --index of rock type -- kg/rm3 2 2323 / 2 2323 / 2 2323 / -- Index values: --If a value of 1 is selected, then the surfactant --adsorption isotherm is retraced whenever the --local surfactant concentration in the solution decreases. --If a value of 2 is selected, --then no surfactant desorption may occur. ------------------------------------------------------------------ --Defines weighting between --oil-wet and water-wet relative permeabilities --as a function of the adsorbed surfactant mass. --Tables of concentration of adsorbed --surfactant versus fraction of oil-wet and --water-wet saturation functions SURFADDW --Concentration Weighting of oil-wet --of adsorbed to water-wet --surfactant saturation function -- kg surf/kg rock = -- adsorbed 0 1.0 0.0001 0.5 0.0003 0.0 0.0005 0.0 / / / --A value of 1.0 implies that only the oil-wet saturation functions --will be used (as defined by SATNUM) and a value of 0.0 --implies purely water-wet saturation functions --(as defined by SURFWNUM). ----------------------------------------------------------------------- RPTPROPS 18*0 1 / REGIONS ============================================================= --the oil-wet saturation functions SATNUM 3600*1 / --rel perms and cap press when miscible --Surfactant miscible region numbers SURFNUM 3600*3 / --specifying the water-wet saturation function region SURFWNUM 3600*2 / SOLUTION ============================================================= PRESSURE 3600*270.0 / -- initial water sat = 0.55 SWAT 3600*0.55 / RPTSOL FIP=2 RESTART=2 PRESSURE SOIL SWAT SOCRS / SUMMARY =========================================================== TCPU TIMESTEP DATE -- Oil recovery FOE FPR WBHP / FWIR FOPR FOPT FWCT FTPRSUR FTPTSUR FTIRSUR FTITSUR FTADSUR -- block surfactant concentration BTCNFSUR 1 1 1 / 10 10 1 / 20 20 1 / 30 30 1 / 1 1 2 / 10 10 2 / 20 20 2 / 30 30 2 / 1 1 3 / 10 10 3 / 20 20 3 / 30 30 3 / 1 1 3 / 10 10 4 / 20 20 4 / 30 30 4 / / BOSAT 1 1 1 / 10 10 1 / 20 20 1 / 30 30 1 / 1 1 2 / 10 10 2 / 20 20 2 / 30 30 2 / 1 1 3 / 10 10 3 / 20 20 3 / 30 30 3 / 1 1 3 / 10 10 4 / 20 20 4 / 30 30 4 / / --surfactant production rate WTPRSUR OP / --total block surfactant adsorption BTADSUR 1 1 1 / 10 10 1 / 20 20 1 / 30 30 1 / 1 1 2 / 10 10 2 / 20 20 2 / 30 30 2 / 1 1 3 / 10 10 3 / 20 20 3 / 30 30 3 / 1 1 3 / 10 10 4 / 20 20 4 / 30 30 4 / / --RPTONLY ALL SEPARATE RUNSUM SCHEDULE =========================================================== RPTSCHED 'FIP=2' 'SUMMARY=2' / --PRESSURE SOIL SWAT 'FIP=2' 'SUMMARY=2' FIPSURF SURFADS SURFBLK / -- WELL GROUP LOCATION BHP PI -- NAME NAME I J DEPTH DEFN WELSPECS OP G 30 30 2600 OIL / INJ G 1 1 2600 WAT / / -- COMPLETION SPECIFICATION DATA -- -- WELL -LOCATION- OPEN/ SAT CONN WELL EFF SKIN -- NAME I J K1 K2 SHUT TAB FACT ID KH COMPDAT --1 2 3 4 4 6 7 8 9 OP 1* 1* 1 4 OPEN 0 0 .3 / INJ 1* 1* 1 4 OPEN 0 0 .3 / / -- PRODUCTION WELL CONTROLS -- -- WELL OPEN/ CNTL OIL WATER GAS LIQU RESV BHP -- NAME SHUT MODE RATE RATE RATE RATE RATE WCONPROD OP OPEN RESV 1* 1* 1* 1* 500 100 / / -- inject water for 100 days -- INJECTION WELL CONTROLS WCONINJE -- Well inj current cntl Surf RESV -- Name Phase Status Mode rate rate bhp INJ WAT OPEN RESV 1* 500 600 / / TUNING .01 10 .0001 .0001 / / 2* 100 / RPTRST 'FIP=2' SURFBLK / TSTEP 10*10 / -- start injecting surfactant mixture in injection well -- for 1000 days --Sets surfactant concentration for injection --wells WSURFACT --well surfactant injection --name conc Kg/m3 INJ 10.5 / / -- note 1 Kg/m3 = 0.3505 lb/stb TSTEP 10*100 / -- stop surfactant injection - follow with water only for 5000 days WSURFACT INJ 0.0 / / TSTEP 50*100 / END