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Keywords: pressure transient analysis
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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206085-MS
... media history matching pressure drop calculation fast marching method eikonal equation dtof transmissibility discretization boundary pss coordinate spatial coordinate pressure transient analysis drillstem testing upstream oil & gas diffusive time diffusivity equation unconventional...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206108-MS
.... reservoir geomechanics upstream oil & gas negative product pressure transient analysis drillstem testing dimensionless time reservoir characterization pressure transient testing natural logarithm hydraulic fracturing drillstem/well testing presented spe annual technical conference...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206114-MS
... perforations and form axial fractures, therefore it might be difficult to establish a safe perforation design to avoid initiation of axial fractures, but we can adjust our analysis to incorporate axial fractures effect. pressure transient analysis drillstem testing compliance method residual fracture...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206165-MS
... of a fault in the proximity of wellbore. flow in porous media drillstem/well testing radius of investigation high-resolution numerical model drillstem testing fluid dynamics pressure change pressure transient analysis upstream oil & gas drawdown assessment pressure transient testing...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206169-MS
..., and boundary radius are evaluated. Through the proposed model, the characteristics of weak fluid supply in tight gas reservoirs are fully understood. hydraulic fracturing artificial intelligence pressure transient analysis logic programming drilling operation drillstem/well testing original zone...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205906-MS
... transient analysis drillstem testing drillstem/well testing production monitoring pressure transient testing decline parameter production data production control complex reservoir well performance reservoir surveillance upstream oil & gas spe annual technical conference outlier early time...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206239-MS
... numerical inversions. reservoir geomechanics reservoir characterization flow in porous media hydraulic fracturing pressure transient analysis modeling & simulation drillstem/well testing upstream oil & gas pore pressure numerical inversion pressure transient testing bottom hole...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206295-MS
... methodologies are based on Pressure/Temperature measurements, they rely on availability of calibration measurements. Pressure Transient Analysis (PTA) can provide useful insight for VM calibration. An innovative closed-loop workflow combining VM and PTA has been developed to face unreliable or absent rate...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205966-MS
... for vertical beads-on-string structure in fractured-vuggy carbonate reservoir, while they do not consider the vug medium. Moreover, they neglected the situation of wells drilled into large caves. To provide suitable pressure transient analysis methods to characterize the fault-karst carbonate reservoir...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205990-MS
... worldwide. reservoir geomechanics reservoir characterization drilling fluid property hydraulic fracturing pressure transient analysis well control drilling fluids and materials annular pressure drilling fluid loss control upstream oil & gas drillstem/well testing pressure transient...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205974-MS
... the applicability of this model to capture the transient flow in heterogeneous fractured reservoirs. pressure transient analysis production control modeling & simulation artificial intelligence complex reservoir upstream oil & gas boundary condition tight gas pressure transient testing...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206046-MS
... as well spacing increases and it can show the transitional flow characteristics in more common cases. pressure transient analysis upstream oil & gas rate pressure drop function drillstem testing drillstem/well testing exhibition well interference boundary pressure transient testing...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201667-MS
... knowing the rates and pressures, we do the inverse i.e. we use known reservoir properties and pressures to determine the rates. This approach can be used with confidence when measured rates are not available. pressure transient analysis reservoir characterization production control flow in porous...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201672-MS
... on a log-log plot and the normalized fracture stiffness plot can be used to infer the uniformity of proppant distribution. reservoir geomechanics reservoir characterization pressure transient analysis hydraulic fracturing proppant drillstem testing fracturing fluid drilling operation...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201753-MS
... are independently consumed, and results highlight impact of non-trivial geological features, such as stress barriers, laminations and lithological variability. pressure transient analysis fluid modeling production forecasting drillstem testing pvt measurement drillstem/well testing calibration workflow...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-204264-STU
... gas specific gravity profile equation static bottom hole pressure depth interval smith pressure transient testing eqn gradient data critical property sbhp gas specific gravity pressure transient analysis Introduction In determining the absolute flow potential of a well...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-204262-STU
... pressure transient analysis rmse presented optimal number dataset reservoir characterization hydraulic fracture treatment falloff data Introduction Each horizontal well the US operators drill in the unconventional resources is typically stimulated using hydraulic fracturing. On average, each...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201404-MS
... machine learning reservoir surveillance drillstem testing calculation production data algorithm derivative calculation rate function application regression bayesian method coefficient pressure transient analysis data quality production forecasting drillstem/well testing bourdet derivative...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201413-MS
... to a closure pressure gradient of 0.797 to 0.891 psi/ft for the Utica shale. Based on the pressure transient analysis, the pore pressure ranges from 3,238 psi to 4,064 psi, contributing to a pore pressure gradient of 0.486 to 0.616 psi/ft for the Utica shale. Additionally, field wide ranges of reservoirs...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201414-MS
... distribution asymmetry and to outliers. In this paper, we propose the use of the transient volume of investigation, as a generalization and extension of the radius of investigation, to be used as a primary diagnostic tool in pressure transient analysis. The transient volume of investigation is virtually...

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