Fiscal Year:
1986
Title:
AN EFFICIENT NUMERICAL METHOD FOR HIGH-RESOLUTION FLUID TRACKING IN OIL RECOVERY PROCESSES-
Agency:
DOE
Contract:
N/A
Award Amount:
$182,000.00
Abstract:
IF THE RELEVANT RESERVOIR PARAMETERS WERE KNOWN PRECISELY, THEN ONE COULD SIMULATE THE ENHANCED OIL RECOVERY PROCESSES NUMERICALLY ON A COMPUTER TO TRACK THE INJECTED FLUIDS; UNFORTUNATELY, THIS IS NOT TRUE IN PRACTICE. HENCE THE ABILITY TO IDENTIFY THESE RESERVOIR PARAMETERS FROM THE PRESSURE AND/OR SATURATION MEASUREMENTS AT THE SPARSELY LOCATED EXISTING OB- SERVATION WELLS BECOMES NECESSARY PRIOR TO THE RESERVOIR SIMULATION. THE IDENTIFICATION CAN BE ACHIEVED BY EXTENDING THE PROVEN ITERATIVE NUMERICAL ALGORITHM, THE GENERALIZED PULSE-SPECTRUM TECHNIQUE (GPST). IN PHASE I, GPST WILL BE USED TO IDENTIFY THE UNKNOWN RESERVOIR PARAMETERS FROM THE PRESSURE AND/OR SATURATION MEASUREMENTS AT THOSE SPARSELY LOCATED OBSERVATION WELLS IN A TWO-DIMENSIONAL AND TWO-PHASE FLOW RESERVOIR MODEL AND TO TRACK THE INJECTED FLUID EVERYWHERE IN THE RESERVOIR ACCURATELY. IN PHASE II, GPST WILL BE FURTHER GENERALIZED AND MADE SUPER-EFFICIENT BY TAKING ADVANTAGE OF PARRALLELISM, VECTORIZATION, ADAPTIVE GRIDS, DOMAIN DECOMPOSITION, ETC., TO IDENTIFY THE UNKNOWN RESERVOIR PARAMETERS FROM THE PRESSURE AND/OR SATURATION MEASUREMENTS AT THOSE SPARSELY LOCATED OBSERVATION WELLS IN A THREE-DIMENSIONAL AND THREE-PHASE FLOW RESERVOIR MODEL AND TO TRACK THE INJECTED FLUIDS EVERY- WHERE IN THE RESERVOIR ACCURATELY.
Principal Investigator:
Dr. Yung Ming Chen
Principal Investigator
5167519518
Business Contact:
Small Business Information at Submission:
Numerical Computation
22 Meadow Drive Stony Brook, NY 11790
EIN/Tax ID:
DUNS:
N/A
Number of Employees:
N/A
Woman-Owned:
No
Minority-Owned:
No
HUBZone-Owned:
No