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Keywords: pore pressure
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Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, September 28–October 2, 2020
Paper Number: SPE-199978-MS
... pressure, direction and magnitude of in-situ stresses. Extensive rock mechanics core testing data were used to calibrate the elastic and strength properties. Pore pressure and fracture closure pressure data from diagnostic fracture injection tests were also available to calibrate pore pressure and minimum...
Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, September 28–October 2, 2020
Paper Number: SPE-199980-MS
... ( r ') when the gas flow reaches a pseudo-steady state: (14) 2 π L k ( p R − p u ) μ ln ( r ' / r o ) = 2 π L k ( p d − p R ) μ ln ( r i / r ' ) There is a position where the pore pressure is equal...
Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, September 28–October 2, 2020
Paper Number: SPE-199990-MS
... and well completion engineers including instantaneous shut-in pressure (ISIP), pore pressure, closure stress, fluid efficiency, reservoir flow capacity, and fracture leak-off regime. A comprehensive regional or field-wide study of the DFITs is deemed very useful for operators at any stage of exploration...
Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, September 28–October 2, 2020
Paper Number: SPE-199997-MS
... fracturing wellbore design pore pressure geomechanical modeling rotation fracture interaction fracturing fluid simulation fracture network workflow initial stress drilling operation depletion microseismic event stress state hydraulic fracture job stress contrast upstream oil & gas flow...
Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, March 13–14, 2018
Paper Number: SPE-189810-MS
... of this workflow in realtime serves as a reference tool and guides the field engineers to efficiently stimulate and develop an unconventional reservoir in the most economical way. reservoir geomechanics pore pressure hydraulic fracturing surface drilling data real time system Upstream Oil & Gas...
Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, March 13–14, 2018
Paper Number: SPE-189820-MS
... localized increases in pore pressures and reductions in the effective normal stresses acting on critically stressed faults, resulting in fault slip and induced seismicity. Amongst the different factors influencing induced seismicity, operational factors such as injection volume and rate are potentially...
Proceedings Papers

Paper presented at the SPE Canada Unconventional Resources Conference, March 13–14, 2018
Paper Number: SPE-189812-MS
... Modeling & Simulation Injection point pore pressure pressure contour-surface symmetric ellipsoid equation octant microseismic data integration diffusion hydraulic fracturing diffusivity coefficient asymmetric growth Pressure ratio SRV Aguilera ellipsoid srv asymmetric propagation...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference, February 15–16, 2017
Paper Number: SPE-185059-MS
... accessible pore power law function compressibility value inaccessible pore accessible pore compressibility value mercury Reservoir Characterization Upstream Oil & Gas pore pressure total pore compressibility prediction evaluation standard condition complex reservoir critical intrusion...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175890-MS
... and formulation drilling fluid chemistry drilling fluids and materials Upstream Oil & Gas British Columbia minimum pore pressure gradient operation drilling fluid property drilling fluid formulation section mpd design MPD technique influx society of petroleum engineers drilling operation...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175903-MS
..., and the Alberta Energy Regulator. The significance of this study is to investigate the influence of geomechanics on well productivity for fractured reservoirs using a common geological parameter which relates fracture intensity to mechanical properties. coal bed methane complex reservoir pore pressure...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference, October 20–22, 2015
Paper Number: SPE-175919-MS
... flow regime is observed to be dominant in pore scale. As a result, permeability changes with pore pressure. Traditionally, permeability is measured at various mean pore pressures and the data is used to extract the Klinkenberg or absolute permeability. However, it has been shown recently...
Proceedings Papers

Paper presented at the SPE/CSUR Unconventional Resources Conference – Canada, September 30–October 2, 2014
Paper Number: SPE-171590-MS
... complex reservoir Reservoir Characterization hydraulic fracturing log analysis Upstream Oil & Gas well logging microseismic event minimum horizontal stress pore pressure fracture network Poisson unconventional fracture modeling horizontal stress situ stress natural fracture maximum...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference Canada, November 5–7, 2013
Paper Number: SPE-167166-MS
... Hmax is the maximum in situ stress, S h min is the minimum in situ stress, P m is the mud pressure, P P is the pore pressure, R is the wellbore radius and r is the radial distance from center of wellbore. The reference point for θ is the azimuth of maximum in situ stress (S Hmax ). Thermal...
Proceedings Papers

Paper presented at the SPE Unconventional Resources Conference Canada, November 5–7, 2013
Paper Number: SPE-167227-MS
... of the stress concentrations, and rock deformations at the junction. Directional Drilling maximum principal stress drilling operation drawdown-pressure condition Reservoir Characterization Upstream Oil & Gas junction reservoir geomechanics pore pressure numerical simulation maximum principal...
Proceedings Papers

Paper presented at the SPE Canadian Unconventional Resources Conference, October 30–November 1, 2012
Paper Number: SPE-162779-MS
... well test techniques). Abstract Pore pressure (p i ) and flow capacity (kh) are difficult to ascertain in ultra-low permeability formations due to poor inflow prior to stimulation. Furthermore, radial flow does not develop in horizontal wells completed with massive multi-stage hydraulic...
Proceedings Papers

Paper presented at the SPE Canadian Unconventional Resources Conference, October 30–November 1, 2012
Paper Number: SPE-162814-MS
... by allowing one to tailor the fracture stimulation design to match the complexity and stress inherent to the rock. Introduction reservoir geomechanics pore pressure sandstone structural geology natural fracture reservoir characterization upstream oil & gas closure stress basin horizontal...

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