... various stress patterns. The model delineates the area based on gas enrichment status, tectonic styles, stress regimes, and fracture development. Comparative analyses of stress distribution around the wells in different drilling orientations were conducted using near-wellbore geomechanical models...

... of wells’ spacing and orientation on sweep and well productivity is investigated. Various well landing zone and completion interval are incorporated in the analysis to capture the model's subsurface characteristics. The DPDP simulation model provides insights on the possible well configurations...

... orientation in order to intersect the greatest number of critically stressed fractures and, ultimately, optimise productivity from future wells. Analytical modelling, considered the in situ conditions, is undertaken to calculate the downhole pressure required to initiate shear slip on well-oriented...

... upstream oil & gas tractor production control completion installation and operations tcp run fiber optic cable clamp gyro tool reservoir surveillance orientation gun system coupling dts cable injection cable alignment production logging gun face reading information fiber optic cable...

... time. reservoir characterization drilling equipment upstream oil & gas efficiency casing design casing and cementing woodside drillstring design directional drilling orientation fluid loss device ace joint requirement multilateral system implementation trilateral whipstock...

... orientations from 3D seismic curvature volumes, FMI data and stress states from Mechanical Earth Models (MEM). Within the basin, this approach has defined a P50 in-place resource of 14.6 TCF of gas and a P10 of 20.7 TCF of gas within the deep coals of the Permian Toolachee, Epsilon and Patchawarra Formations...

... including determination of distribution and orientation of fault and fractures, possible migrations, and trap of hydrocarbon. Fractures identification and distribution modelling has been carried out in Java field with a combination of seismic interpretation by post-stack seismic geometrical attributes...

... and completion design, and production planning. Knowledge of the stress directions also helps to optimize well trajectory design so that wellbore instability can be minimized. Several methods for identifying stress directions are available and investigated, including borehole breakout orientation and shear sonic...

... of stress and fracture orientation relative to measured permeability within the Walloon Subgroup (WSG) that hosts CSG resources within the Surat Basin. Open file wireline data from 33 vertical wells across the eastern part of the Surat Basin are used to calculate the in-situ stress orientation and fracture...

... Upstream Oil & Gas hydraulic fracturing Reservoir Characterization Wellbore Design wellbore integrity orientation permian formation Patchawarra Trough mud weight coal different lithology Siltstone sandstone Hmax minimum horizontal stress fracture breakout Cooper Basin Magnitude...

... a wider range of the sphericity of particles from 0.125 to 1.0. In addition, this model gives higher accuracy compared to the afformentioned models. production monitoring neural network orientation production control production logging fluid velocity Drag Force accurate result reynolds...

.... Reservoir Characterization drilling data acquisition real time system log analysis LWD orientation regime logging while drilling Upstream Oil & Gas borehole breakout caliper measurement workflow drilling measurement well logging Wellbore Design criteria diameter borehole shape stress...

...-oriented filter that produces fracture density, aperture, and porosity. The other technique is based on a transformation of image conductivity to porosity that is classified into a matrix and secondary pores to estimate their contribution to permeability. The multipore system analysis is then used...

... is premilled, it is necessary to orientate the window to a desired casing exit point (e.g., high side, low side, 90° to the right, etc.); and hence, requires the orientation of the entire casing string when it is run to depth. The most common way to obtain the correct orientation of the window...

...) suggests that reactivated faults along the GMI trend have a strike-slip component. The authors agree however the mode of fault reactivation is dependent on the obliquity of the pre-existing basement fault relative to the compressive stress orientation. Where basement faults are oriented perpendicular to σ...

... integrity Reservoir Characterization orientation wellbore stability Wellbore Design strength DOD heterogeneity lateral well coal seam mud weight horizontal well Upstream Oil & Gas practical solution rock strength multibranch lateral well key well GM coal seam in-situ stress borehole...

... fracture orientation to resolve geological uncertainty associated with induced fracture orientation. Equipment—Well Design and Completions It was important that the well construction and surface equipment be designed to meet anticipated pressures, provide options for remediating NWB pressure losses...

... et al. 1999 ; Li et al. 2004 ; Luthi 2005 ) The first criterion to define sets is based on the fractures orientation. Several conventional diagrams are useful for defining the orientation distribution of fracture populations. The second criterion is based on the fractures aperture. In Fig...

... Abstract A tight sandstone was fractured in a triaxial stress cell by injecting fraccing fluid. The specimen was then scanned with a micro-computed tomograph. From the resulting three-dimensional images the fracture morphology and orientation could be determined. Such measurements can...

... Figure 14 Directional Shear Modulii (G ij ) from Log Data Figure 15 Orientation of σ Hmax from Image Log Data: (a) acoustic image in Ridgewood 4 identified low amplitude consistently orientated breakout throughout WSG; (b) cross-sectional view of acoustic image showing E-W trending (magnetic...