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Keywords: variation
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Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, September 28–October 2, 2020
Paper Number: SPE-199984-MS
... drillstem/well testing oil production tracer data inflow upstream oil & gas variation stage-by-stage basis tracer concentration reservoir surveillance wellbore fracture hydraulic fracturing production enhancement concentration water influx water cut water production individual stage...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference, February 15–16, 2017
Paper Number: SPE-185049-MS
... over an interval of interest to obtain log response groups based on log curve variation. These response groups can be used to propagate critical porosity and permeability data into the model. The workflow described in this paper was successfully applied in several mature areas that include...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175961-MS
... upon contact with drilling and completion fluids. This paper will review the mineralogic and petrologic variations in altered ash beds found within the Eagle Ford and examine the impact these chemical and physical properties can have on completion. The paper will also present a methodology...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175977-MS
... variability ultimate recovery Modeling & Simulation variation well performance Upstream Oil & Gas Deep Basin decline rate rta modeling analog well permeability transient period vertical well production forecasting DCA parameter boundary horizontal well wellbore well length reservoir...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175990-MS
... with biological reworking and/or selective diagenetic imprints. The model incorporates statistical variations for several key geological/engineering parameters and offers a direct comparison to results obtained from laboratory measurements. Artificial Intelligence Fluid Dynamics Reservoir Characterization...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference – Canada, September 30–October 2, 2014
Paper Number: SPE-171627-MS
... the in-situ stresses. Coupled simulation between the dynamic reservoir model and the geomechanical model is used to quantify stress variation, induced by pressure depletion of the parent well. The altered stress profile is then used as input to a hydraulic fracture design. The methodology has been applied...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference – Canada, September 30–October 2, 2014
Paper Number: SPE-171667-MS
... pressure drop, there is a minimum spacing of clusters below which, fractures are "shut down" by the stress shadow effect. The stress shadow can, however, be mitigated with a large perforation pressure drop when there is no stress variation between clusters. Moreover, significant stress variations along...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference Canada, November 5–7, 2013
Paper Number: SPE-167208-MS
... production frequency distribution decline fraction production control Upstream Oil & Gas Monte Carlo simulation variation month 10 3 drilling program aggregate production forecast spe 167208 production rate forecast month 30 drilling location frequency distribution exponent 0...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference Canada, November 5–7, 2013
Paper Number: SPE-167248-MS
... & Gas correlation Alberta Viking formation regression coefficient shear rock property database statistical distribution application variation shear wave velocity log-derived database interval transit time Reservoir Characterization wave velocity sonic log true vertical depth...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference Canada, November 5–7, 2013
Paper Number: SPE-167178-MS
... is summarized and the potential risk in contaminating underground water formations is discussed in this paper. A mathematical model for predicting the failure of the cement sheath in an anisotropic stress field is presented. The model combines the effect of temperature, the variation of stress around...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference Canada, November 5–7, 2013
Paper Number: SPE-167249-MS
... conducted to evaluate the sensitivity of tensile fracturing potential in the caprock to several different modeling parameters. These sensitivity analyses showed that the variation in some parameters such as Poisson’s ratio, heat capacity, thermal conductivity, relative permeability, and permeability...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources Conference, November 15–17, 2011
Paper Number: SPE-147597-MS
... shale gas variation wellbore design perforation cluster closure stress hydraulic fracture mechanical property barnett shale anisotropic closure stress tangential effective stress effective stress csug spe 147597 organic shale Anisotropic Geomechanical Properties The effect...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources Conference, November 15–17, 2011
Paper Number: SPE-147658-MS
... reservoir plsr machine learning hydraulic fracturing regression variation production data well parameter new well variance fracture conductivity shale gas upstream oil & gas correlation principal component analysis decline curve parameter drainage area prediction ultimate recovery...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources Conference, November 15–17, 2011
Paper Number: SPE-147585-MS
... the Monterey Formations are included to demonstrate some of the above concepts. reservoir characterization drillstem testing monterey formation production control upstream oil & gas individual well composition fracture production monitoring drillstem/well testing variation productivity...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources Conference, November 15–17, 2011
Paper Number: SPE-149433-MS
... csug spe 149433 coefficient Upstream Oil & Gas variation plane Wellbore Design anisotropy ratio horizontal stress symmetry bedding plane wellbore integrity orientation Horn River Basin mechanical property in-situ stress stress Gradient shale anisotropy fracture isotropic material...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources and International Petroleum Conference, October 19–21, 2010
Paper Number: SPE-137639-MS
... of thermal conductivity and diffusivity directly on full cores, core plugs, and nonconsolidated rock samples and enables determination of thermal property tensor components and the recording of thermal property variations along cores. The instrument for simultaneous determination of thermal conductivity...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources and International Petroleum Conference, October 19–21, 2010
Paper Number: SPE-137799-MS
... (Figure 3) shows a TOC variation of 0.09 wt.% to 11.13 wt.% with the highest value from a carbonate mudstone in the east Duvernay Basin. Tmax varies from about 293°C to 479°C. Permeameter analysis using nitrogen reveals exceptional permeability with values ranging from between 0.001 to 0.01 md...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources and International Petroleum Conference, October 19–21, 2010
Paper Number: SPE-137766-MS
... and ranked second in U.S gas production. Despite its importance, variations of reservoir properties and their effects on well performances have not been assessed. Therefore, we evaluated production statistics for the 5 Barnett production regions, and to assess controls on Barnett Shale production rates...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources and International Petroleum Conference, October 19–21, 2010
Paper Number: SPE-137924-MS
..., geological and geophysical mapping and production data. The information was compiled and analyzed in order to determine the major controls on gas production rates. coal seam thickness variation permeability thickness production rate complex reservoir coal seam gas gas production rate csug spe...
Proceedings Papers

Paper presented at the Canadian Unconventional Resources and International Petroleum Conference, October 19–21, 2010
Paper Number: SPE-136875-MS
... in the Haynesville. producing well completion parameter csug spe 136875 variation lateral basin completion high producing well strait well drilling operation well performance production rate directional drilling hydraulic fracturing perforation lateral length haynesville shale texas louisiana...

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