... fracture geometry, and variable fracture and reservoir properties along the MFHW, among other factors. While some constraints on RTA model assumptions may be applied through a carefully-designed surveillance and testing program in the field (e.g. to constrain fracture geometry), still others require...

... plays a significant role in hydraulic fracture initiation and propagation and in the interaction between hydraulic fractures and natural fractures, especially in unconventional reservoirs. This paper provides a detailed description of a geomechanical characterization and modeling study for evaluating...

... is to demonstrate a new workflow coupling earth sciences with data analytics to operationalize well completion optimization. The workflow aims to build a robust predictive model that allows users to perform sensitivity analysis on completion designs within a few hours. Current workflows for well completion...

... pressures, improving cluster efficiency. These variable geomechanical logs and minimum stresses derived from surface drilling data are used to model the optimal asymmetric frac design and its resulting geometry. Fracture pressure analysis is done where the modeled surface-treating pressures are calibrated...

... processed DTS data, a reservoir simulation model has been used to match unique injection profiles along horizontal wellbores. The results from these models supported the need to pursue injection diversion. Several means to optimize injection profiles have been trialed, the results of which support...

... model is derived. This model is used to map local modification of the initial stress state along parallel Upper Montney laterals. Initial stress conditions and stress shadow influences on observed fracture propagation patterns in the second well at multiple points during the completion is then used...

... Abstract We present a comparison of three different hydraulic fracture models as well as an anisotropic diffusivity model with the observed microseismic data from shale gas reservoirs in the Horn River Basin of Canada. We investigated the validity of these models in the prediction of hydraulic...

... technology in enhancing the permeability of unconventional reservoir rock analogs. Laboratory cryogenic fracturing experiments and finite difference modeling are integrated to reveal the processes and mechanism of cryogenic fluids on creating fractures in synthetic rock samples. The 8-inch cubic rock...

... and production timing are analyzed using pressure/production history matching techniques and compared with results predicted by data driven models (developed to match well performance) with the aim of proposing in-fill development strategies. Analysis of the field production data indicates that timing of in-fill...

... Abstract The application of a new Material Point Method (MPM) approach to model the proppant distribution in a reservoir where hydraulic fractures interact with natural fractures is presented and validated with an Eagle Ford well. The new MPM approach uses particles to represent the slurry...

... monitored using microseismic was available for comparison. When solving the poro-elastic horizontal strain model for closure stress, using analogous Hooke's Law for continuous media, one needs to resolve a stiffness tensor which requires determination of multi-dimensional shear. Measurements done...

... Abstract High-volume (>200MBBLS/well), slickwater hydraulic fracturing operations on vertical Williams Fork wells in the Piceance Basin, CO have resulted in >2X increases in initial production rates and estimated ultimate gas recoveries. Here we present a model for the role of increased...

... to produce a numerical 3D model of the study area. The 3D model is used to history match gas production, and forecast performance of new wells in those areas where the geologic model indicates potential for gas production. The ultimate goal is to provide a better understanding of the distribution...

... of fracture half-length, reservoir permeability as well as oil price variation. Modeling & Simulation Fluid Dynamics oil production Upstream Oil & Gas scenario 1 hydraulic fracturing Thickness economic analysis fracture half-length wellbore specification flow in porous media case 2...

... gathering and modeling become crucial to understand how completion strategies needs to be modified for improved production, without utilizing an expensive trial and error methodology. The Powder River basin contains a variety of producing shales and sands currently being explored for vialibility (i.e...

... Abstract Latest advances in shale gas reservoir simulation and modeling have made it possible to optimize and enhance the production from organic rich shale gas reservoirs. Reservoir simulator is no longer used with a simple description of the complex shale gas reservoirs, but with multiple...

.... However, there are many other factors hindering the realization of the correct SRV value and largely impairing its engineering application. A simplified integrating model with multiple regions that combines the near wellbore engineered reservoir area, the SRV region, the original tight formation area...

... in coupling the finite difference discretization (reservoir flow model) and finite element discretization (stress model) together (GEOSIM, 2010). Fig. 3 shows the geomechanical iteration within one time step for the iterative coupling method. The Concept of Modular Coupling Methods The general...

... vertical and horizontal dynamic elastic properties. The mineralogy and petrophysical analysis were used to generate a micromechanical constitutive model to reproduce numerically the laboratory stress-strain behavior of the rock, from which quasi-static mechanical properties were determined. These were...

... changes within a single horizontal well. – There is no optimum, one-size-fits-all completion or stimulation design for shale gas wells. Abstract Previous works have presented the results of successful simulations of fluid injection into naturally fractured shale using a Discrete Element Model...