...-disciplinary solution was applied with geomechanical understanding of the related drilling issues as the basis. Drilling experiences from offset wells were reviewed to identify the possible root causes of the drilling problems. A detailed geomechanical model was constructed to understand the stress and rock...

... Abstract Hydraulic fracturing optimisation for tight sandstone requires a reliable geomechanical model in the reservoirs and bounding formations to achieve a desired hydraulic fracture geometry (height, width and length) and optimum production recovery post fracturing. The objective...

... Abstract This study investigates the feasibility of tiltmeter monitoring for an offshore monoclinal dipping saline aquifer CCS site. The objective is to quantitatively evaluate the response of seabed deformation that can be monitored by tiltmeters through coupled geomechanical modeling...

... storage layer for the UGS operation. The result of the reservoir dynamic flow simulation is transferred to the geomechanical model to run the finite element simulation. The changes in the stresses and strains are calculated at the end of each coupled simulation step and used for different geomechanical...

... to assess the risk of formation fracturing and sanding during a water injection test. Existing well data and supplementary core testing data from the nearby Petrel Field have been used to develop a comprehensive 1D geomechanical model for the storage reservoir and cap rock formations in the area under...

...Detailed Drilling Experiences In this study, daily drilling reports and end of well reports from all the available offset wells were reviewed to document drilling experiences and to extract relevant information for building the geomechanical model. Examples of drilling analysis from four wells...

... drilling risks. Detailed geomechanical models were also constructed to understand the stress state and rock mechanical properties of the conglomerate reservoir and the overburden formations so that proper mud weights can be defined for each section to control both wellbore collapse and mud losses. Mud...

... drilling behaviors in different parts of the Shunbei field, a pilot area was selected to construct a 3D geomechanical model to understand the lateral variations in stress and rock properties by integrating the spatial structural and lithology changes. A 3D geomechanical model is built using the well-based...

... time system drilling measurement artificial intelligence drilling operation management wellbore design platform asset and portfolio management field development optimization and planning efficiency information management upstream oil & gas geomechanical model knowledge management...

... wells drilled during previous campaigns. The development wells were planned to drill with high inclinations (up to 70 0 ), through weak coal layers and cross major fault. The drilling problems of the offset wells were critically analyzed to understand the mechanisms of failures. A geomechanical model...

... realizations of various scenarios and output plotting capabilities and inputs for sand control and well completion decisions. Completion Installation and Operations geomechanical model prediction reservoir geomechanics sand production reservoir pressure Modeling & Simulation sand production...

...-matching technique, which often predicts a very productive fracture. The prevailing geomechanical state in a field influences the fracture growth in a particular form that may or may not enable the well to achieve its potential production performance. If oversimplifications in geomechanical modelling fail...

... formation and the loss of casing support in the production interval, reservoir deformation/compaction, faulting from pore pressure changes (depletion or injection) and the corresponding stress changes. A field-specific geomechanical model was constructed using data acquired in four offset wells drilled...

... the development of robust 1D and 3D geomechanical models, which were applied to develop mud weight recommendations for the planned development wells. Firstly, a 1D geomechanical model was constructed. Two recently drilled wells had excellent data sets: extended leakoff and minifrac test results showed very...

... unstable hole problems, especially related to coals. A full-scale geomechanical model was developed, validated and updated using logs and drilling data from wells in both the areas. The drilling experiences, rock mechanical properties, in-situ stresses and formation pressure in both the areas are presented...

.... The challenges involved the production of solids during fluid sampling, contamination as well as poor and unreliable pressure testing. An integrated study was conducted to build a fit-for-purpose geomechanical model for the study field using drilling data, well logs, formation and drill stem testing data...

.... The integrated vertical well interpretations from a case study of the pilot well demonstrates the effect of the vertical stress distribution which impacts fracture height growth. Geomechanical model of a pilot hole was constructed to provide vertical variation of mechanical properties and in-situ stresses...

... Abstract Pore pressure prediction and geomechanical modelling play a very important role in well planning and is one of the many challenges facing the oil industry today, as exploration focus worldwide is moving more and more into the deep-water environment. Pressure related problems...

... of horizontal wells for optimal reservoir development. The workflow requires a multidisciplinary data set comprising drilling, geology, geophysics, production, geochemistry and geomechanical information. Based on detailed geological understanding, either a 1D or a 3D geomechanical model is built...

... in stress and rock properties that could only be captured by a 3D geomechanical model. A 3D geomechanical model was constructed to provide an integrated and accurate understanding of the field and to facilitate the planning and design of drilling, completion and stimulation of the horizontal well...