Modeling and laboratory investigations of microbial oil recovery mechanisms in porous media Page: 4 of 35
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TABLE OF CONTENTS
ABSTRACT ....................................................................................................................... 1
INTRODUCTION .........................................................................................................1
DESCRIPTION OF MATHEMATICAL MODEL ....................................................... 2
Transport Form ulation ............................................................................................ 3
O il Recovery M odel.............................................................................................. 4
Numerical Solution ................................................................................................ 5
EXPERIMENTAL APPARATUS, PROCEDURES, AND RESULTS......................... 5
Coreflood Apparatus and Procedures ..................................................................... 6
Crude Oil .................................................................................................................... 6
M icroorganism s .................................................................................................... 6
Chem icals and M edia............................................................................................ 6
U nsteady-State Relative Perm eability Tests .......................................................... 6
CT Im aging ......................................................................................................... 6
Experim ental Results .............................................................................................. 7
M icrobial Retention Tests................................................................................... 7
Pressure Profile ................................................................................................... 7
Unsteady-State Relative Permeability Tests..................................................... 7
CT Im aging Experim ents................................................................................... 8
SIMULATION OF COREFLOOD EXPERIMENTS ..................................................... 8
Diffusion .................................................................................................................... 9
A dsorption..................................................................................................................9
M icrobial Concentration Profile ............................................................................ 9
Pressure Profile ....................................................................................................... 9
FIELD-SCALE SIM U LATIO NS ................................................................................... 10
CONCLU SION S .............................................................................................................. 11
ACKNOWLEDGEMENTS ..... .... ................................11
NOM ENCLATU RE................................................ .... .... .....................................12
REFERENCES ..................................................... .................................................. 13
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Chang, M. M.; Bryant, R. S.; Stepp, A. K. & Bertus, K. M. Modeling and laboratory investigations of microbial oil recovery mechanisms in porous media, report, December 1, 1992; Bartlesville, Oklahoma. (https://digital.library.unt.edu/ark:/67531/metadc1271975/m1/4/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.