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Keywords: stimulation
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Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0106
... evolutionary algorithm Upstream Oil & Gas permeability enhancement parameter space permeability increase illustration flow in porous media constraint hypocenter density inversion MEQ machine learning hydraulic fracturing stimulation fluid pressure seismicity probability...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0130
... analysis to define an integrated view of the reservoir. We apply the approach on a data set from a hydraulic fracture stimulation in the Marcellus and show that integrating fracture models with geomechanical simulation can forecast zones of microseismic activity, identified by regions of high deformation...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2084
... production parameters. In this work, we report results from detailed numerical modeling of the cyclic steam stimulation of a heavy oil reservoir. A fully coupled thermo-hydro-mechanical finite element model has been employed for characterizing the complicated process involving multiphase fluid flow, heat...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2069
... ABSTRACT: The Hydraulic Fracturing Field Test (HFTS) project, fielded within the Wolfcamp Formation in the Permian Basin, provides an excellent opportunity to further develop our understanding of the geomechanical response to hydraulic stimulation and associated fluid transport in shale...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2003
... proppant and water used in well stimulation have witnessed a paradigm shift over the past few years. This paper represents a large-scale descriptive analysis of the stimulation and completion trends in the Permian Basin between the first quarter of 2013 and the second quarter of 2018. The aim of this...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2004
... ABSTRACT: The EGS (Enhanced Geothermal Systems) Collab project is performing stimulation and flow experiments in highly-monitored and well-characterized intermediate-scale (approximately10 to 20 meter) field test beds at a depth of approximately 1,500 meters in the Sanford Underground...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1998
... geothermal reservoir Simulation US government explosion stimulation experiment standoff distance multiple energetic source laboratory hydraulic fracturing waterless stimulation contour geometry damage zone deformation parametric study strain rate PMMA Lawrence Livermore national laboratory...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2015
... play a significant role in the hydro-mechanical behavior of sedimentary rocks. In this study, the effect of the relative orientation of the wellbore to that of the bedding planes is investigated on the pattern of reservoir recovery and subsequently, on the extent of the stimulated reservoir volume and...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1557
... ABSTRACT: Near-realtime seismic monitoring of fluid injection allowed control of induced earthquakes during the stimulation of a geothermal well near Helsinki, Finland. The injection well was drilled down to 6.1 km-depth into Precambrian crystalline rocks. The well was deviated 45° from...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1611
... operations when dealing with deep and tight, unconventional, and subsalt reservoirs, depleted zones, drilling horizontal wells specially in the direction of the minimum stress when intended to place multistage hydraulic fractures. The challenges will increase in the areas when stimulating zones have high...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0504
... strategy as an efficient approach for providing detailed understanding of fracture reservoir development during stimulation. 1. INTRODUCTION Driven by many decades of experience in its use, hydraulic fracturing stimulation represents a proven means to enhance rock mass permeability in tight reservoir...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1822
... characterized by a wide distribution of inclination angle from 27° to 60° with the increasing horizontal stress difference, showing that it is less dominated by in-situ stresses. Branches are able to initiate and propagate at contacted fracture surface with local shear concentration. Shear stimulation can...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1807
... chemical tracer geothermal reservoir tracer test analysis modeling stimulation hydraulic fracture eg collab project Tracer Transport hydraulic fracturing flow pattern conservative tracer test realization Upstream Oil & Gas natural fracture heterogeneous aperture fracture...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-806
... hypothesis concerning wellbore breakout geometrical evolution. In GRT-1 wellbore, imaging has been acquired 4 days, 348 days and 946 days after drilling completion. Thermal, hydraulic and chemical stimulations have been performed between the first and the second image acquisition. Using this data set, we...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-888
... hydraulic fracturing circulation test raven noir circulation Stanford University hydraulically geothermal reservoir tracer test Workshop Upstream Oil & Gas stimulation injection well geometry Reservoir Engineering California rock block characterization Injection Rate...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-843
... ABSTRACT: An enhanced geothermal system (EGS) is an engineered thermal reservoir that has been stimulated to extract economical amounts of heat from low permeability geothermal resources. Due to inadequate permeability, hydraulic stimulation is required in order to circulate water through...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-862
... collab team natural fracture Stanford University eg collab project stimulation experiment stress field hydraulic fracturing kneafsey sanford underground research facility Morris fracture hydraulic fracture 1. INTRODUCTION To facilitate the development of Enhanced Geothermal Systems (EGS...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-909
... compacted during production time and counterbalance the stimulation effect. In this work, combined wellbore flow, reservoir flow, dissolution, and near-wellbore stress models are utilized to simulate the effects of squeezed acid at different depths of the wellbore and to design the acid to minimize...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-007
... Abstract We describe our overall objectives and approach to designing the first experimental testbed of the EGS Collab project. This first phase of the project entails site characterization, drilling, stimulating, and performing flow tests using largely horizontal wellbores in phyllite of the...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-069
... hydraulic fracturing Fluid Dynamics stimulation flow in porous media geothermal reservoir information density imaging result fracture network Reservoir Characterization Upstream Oil & Gas acoustic emission AE event evolution correlation coefficient fracture complex reservoir...

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