Enhanced oil recovery techniques - petrofed.winwinho...

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W/c, %Balol FieldBalol FieldIn-situ combustion pilot : March 1990Semi-commercial Phase : Jan. 1992Commercial Phase : Oct. 1997Primary Recovery : ~ 10 %Envisaged additional <strong>recovery</strong> : 36 % :~ 6.57 MMt1000100800Inititiation of ISC80600400W/COil Rate60402000Nov-85Nov-86Nov-87Nov-88Nov-89Nov-90Nov-91Nov-92Nov-93Nov-94Nov-95Nov-96Nov-97Nov-98Nov-99Nov-00Nov-01Nov-02Nov-03Nov-04Nov-05Nov-06Nov-07Oil rate, tpd200Drive- Active Edge WaterRF - 44.8 % ( PR-13%)Viscocity - 150 to 1000 cp
Jun-12Santhal FieldSanthal FieldCommercial Phase : Oct. 1997Primary Recovery : ~17 %Envisaged additional <strong>recovery</strong>: 30 % : 14.57MMtOIL GAIN BY EOR (IN-SITU COMBUSTION) IN SANTHAL FIELD2000Oil Gain by EOR = 1.122 MMt Till Aug '041500START OF ISC10005000EORACTUALENVISAGED PRIMARY RECOVERYJun-74Jun-76Jun-78Jun-80Jun-82Jun-84Jun-86Jun-88Jun-90Jun-92Jun-94Jun-96Jun-98Jun-00Jun-02Jun-04Jun-06Jun-08Jun-10TIME------>Drive- Active Edge WaterRF - 42.8 % ( PR-17%)Viscocity - 50 to 150 cpOIL T/day------->
Page 1 and 2: Enhanced oil recovery techniquesDin
Page 3: Primary RecoverySecondary RecoveryT
Page 7 and 8: Incremental IOR/EOR OilIncremental
Page 9 and 10: Thermal EOR ProcessThe principle of
Page 11 and 12: Thermal (Steam flooding)
Page 13 and 14: Thermal EOR ProcessLimitations :•
Page 15 and 16: Steam Flooding (Huff and Puff)
Page 17 and 18: Thermal EOR ProcessIn-situ Combusti
Page 20 and 21: Air injectionSCHEMATIC OF SPONTANEO
Page 22 and 23: In-situ Combustion
Page 24 and 25: LimitationsThermal EOR ProcessThe p
Page 28 and 29: Non-Thermal EOR MethodsNON-THERMALM
Page 30 and 31: Chemical Floods Current Status Worl
Page 32 and 33: Chemical EOR Process
Page 34 and 35: WATER FLOODInjectorProducer
Page 36 and 37: WATER FLOODInjectorProducer
Page 38 and 39: SURFACTANT FLOODSurfactant follows
Page 40 and 41: SURFACTANT FLOODInjectorProducer
Page 42 and 43: SURFACTANT FLOODInjectorProducer
Page 44 and 45: SMART SURFACTANT FLOODSmart Surfact
Page 46: SMART SURFACTANTInjectorProducer
Page 49 and 50: SMART SURFACTANTInjectorProducer
Page 51 and 52: SMART SURFACTANTInjectorProducer
Page 53: Chemical EOR ProcessTechnical Scree
Page 56 and 57: Chemical EOR ProcessPolymer Process
Page 62 and 63: Chemical EOR ProcessLimitations and
Page 64 and 65: 140120100water cut (%)Polymer Flood
Page 66 and 67: Gas Based EOR Process
Page 68 and 69: Gas Contribution to Green House Eff
Page 70 and 71: Gas Based EOR ProcessHydrocarbon Mi
Page 72 and 73: Miscible Gas Flooding(Hydrocarbon I
Page 74 and 75: Gas Based EOR ProcessRich Gas Injec
Page 76 and 77:
Miscible Gas Injection: Gandhar GS-
Page 78 and 79:
Gas Based EOR ProcessLimitations an
Page 80 and 81:
Gas Based EOR ProcessCO2 Flooding (
Page 82:
Page 86 and 87:
Page 88 and 89:
Gas Based EOR ProcessNitrogen Gas F
Page 90 and 91:
Gas Based EOR ProcessWater And Gas
Page 92 and 93:
Gas Based EOR ProcessClassification
Page 94 and 95:
Gas Based EOR ProcessPerformance of
Page 96 and 97:
Gas Based EOR ProcessSimultaneous w
Page 98 and 99:
Gas Based EOR ProcessDisplacement E
Page 101 and 102:
INCORRECT APPLICATIONS:Miscible Flo
Page 103 and 104:
Microbial EOR ProcessMicrobial Enha
Page 105 and 106:
THE TECHNIQUE INVOLVES:‣injection
Page 107 and 108:
MICROBIAL PRODUCTS AND THEIR ACTION
Page 109 and 110:
Micro Photo Graph of Consortium S-2
Page 111 and 112:
Other parameters which areconsidere
Page 113 and 114:
Schematic flow diagram of MEOR JobT
Page 115 and 116:
1009080706050403020100MEOR PERFORMA
Page 117 and 118:
1009080706050403020100MEOR PERFORMA
Page 119 and 120:
403530Liquid rate / Oil rate m3/d10
Page 121 and 122:
COST OF MEOR OILMEOR job cost with
Page 123:
Conclusions•The forces holding ba
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