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1-20 of 58
Keywords: microseismic event
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Proceedings Papers
Wavelet Transform and Hidden Markov Model Application for Unsupervised Clustering of Microseismic Events from CO 2 Injection
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 58th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2024
Paper Number: ARMA-2024-0844
.... geologist artificial intelligence machine learning microseismic event matrix decatur project geology data quality geological subdiscipline spectrogram co 2 sandia national laboratory fingerprint reservoir geomechanics waveform hidden markov model application wavelet transform k-means...
Proceedings Papers
Evolution Analysis of Thick and Hard Overburden Strata and Water-Conducting Fractured Zone in Fully Mechanized Top Coal Caving Working Face
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-0020
.... The height is consistent with the overburden collapse envelope. Most of the microseismic events occur near the water-conducting fracture zone, where the energy density is concentrated to form the water-conducting fracture zone. In the numerical simulation, the concentrated distribution area of the fissure...
Proceedings Papers
Integrated Tiltmeter and Microseismic Fracture Mapping: A Revisit
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1170
... fracture characterization machine learning hydraulic fracturing artificial intelligence tilt data tilt response reservoir geomechanics upstream oil & gas dimension microseismic event inversion fracture height modeling result data inversion tiltmeter data dtfm exhibition modeled tilt...
Proceedings Papers
Layer-To-Layer Stress Variations in the Niobrara Shale and Codell Sand, DJ Basin, Colorado: Implications for Hydraulic Fracturing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1241
... principal stress basin layer-to-layer stress variation perturbation microseismicity reservoir geomechanics pore pressure microseismic event zoback horizontal well colorado niobrara ARMA 21 1241 Layer-to-Layer Stress Variations in the Niobrara Shale and Codell Sand, DJ Basin, Colorado...
Proceedings Papers
Microseismic Monitoring of Longwall Caving Process Using Distributed Optic Fiber Sensing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1359
... widely used around the world at different types of mines [1,2]. A microseismic monitoring system normally consists of a network of individual geophones that are distributed at isolated locations around a mining area, sparsely spaced at 50–200 m. The sensitivity of microseismic event detection...
Proceedings Papers
Evolution and Extension of Fissures in Hard Rocks Under Doublehole Expansion Fracturing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1228
... the horizontal position of the double-hole line, and the microseismic events were mostly concentrated in the center of the rock body. The energy level was the highest at the 9th hour of fracture. Thirdly, when the expansion pressure reaches 7.8MPa, the rock begins to fracture, and the stress-free zone near...
Proceedings Papers
Simulation of Temporary Plugging Effect in Hydraulic Fracturing With Complex Natural Fractures
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1651
... microseismic event diverter complex reservoir natural fracture injection time reservoir characterization upstream oil & gas perforation cluster fracture half-length distribution base case diverter mass fracture fracture geometry hydraulic fracturing fracture growth diverter drop hydraulic...
Proceedings Papers
Publisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1808
... ABSTRACT: This study analyzes 130,286 microseismic events recorded during treatment of 434 fracture stages in the Wolfcamp Shale Formation at the DOE Hydraulic Fracture Test Site (Reagan County, West Texas). Three principal results are presented: (1) Detailed LSM models of the shear-slip...
Proceedings Papers
Microseismic Characteristics of Shale Gas Wells With Casing Deformation in Sichuan Basin
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1825
... and magnitude of microseismic events at the casing deformation points are observed, and the fracture surface model is established. The quantitative relationship among casing deformation, fracture zone scale and microseismic moment is analyzed by using the model. There were 9 deformation values, among which...
Proceedings Papers
Multiscale Geomechanical Analysis of the Hydraulic Fracturing Test Site
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2069
... production stimulation hydraulic fracture stegent simulated hydraulic fracture candler laboratory HFT microseismic event fracture national laboratory Lawrence Livermore ARMA 19 2069 Multiscale Geomechanical Analysis of the Hydraulic Fracturing Test Site Morris, J. P., Sherman, C. S., Fu, P...
Proceedings Papers
Multiple-Panel Longwall Top Coal Caving Induced Microseismicity: Monitoring and Development of a Statistical Forecasting Model for Hazardous Microseismicity
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0349
... and magnitude characteristics of microseismicity are dominated by those of underlying fractures, while microseismic event rate is under the combined effects of local natural fracture abundance and mining intensity. On this basis, a data-driven yet physics-based forecasting methodology was established for LTCC...
Proceedings Papers
Stress Path Differences Leading to Fracture Reactivation and Increased Potential for Production
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1024
... injection treatment well fabric wellbore hydraulic fracturing microseismic event ternary plot stress path difference lower spraberry Reservoir Characterization stimulation fracture network seismicity microseismicity deformation ARMA 18 1024 Stress Path Differences Leading to Fracture...
Proceedings Papers
Modelling the Influence of Heterogeneity on Microseismic Characteristics in Longwall Coal Mining
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0214
... & mining strength microseismic event stress drop event count Scenario Coal Mining Reservoir Characterization fracture size size distribution coal seam heterogeneous zone intensity seismic energy ARMA 17-214 Modelling the influence of heterogeneity on microseismic characteristics in longwall...
Proceedings Papers
Stimulated Reservoir Volume Evaluation Using Shear Wave
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0409
... shear wave response shear wave velocity Reservoir Characterization crack density shear wave damani microseismic event polarization fracture perpendicular polarization travel time secondary fracture fracture propagation propagation Upstream Oil & Gas wave travel time shear velocity...
Proceedings Papers
Stress Perturbations and Microseismicity Induced by Hydraulic Fracturing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0136
... in the surrounding rock. Results show that for a fixed length of hydraulic fracture, the first events in time occur near the crack tip region where the Coulomb stress changes are positive due to elastic stress perturbations. The pore pressure diffusion subsequently leads to microseismic events near the fracture face...
Proceedings Papers
Stress State Analysis of a Fault Plane with Large Induced Seismicity
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-360
... reservoir Upstream Oil & Gas microseismic event shear slip Basel stimulation stress state horizontal stress Reservoir Characterization pore pressure fault plane Mohr stress circle Magnitude Cooper Basin Asanuma shear stress seismicity fracture Australia ARMA 16-0360 Stress state...
Proceedings Papers
Effect of Fault Orientation on Induced Seismicity Associated with Multi-Stage Hydraulic Fracturing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-589
... Upstream Oil & Gas multistage fracturing Simulation event magnitude plane fault orientation hydraulic plane fault plane hydraulic fracturing Injection point microseismic event temporal evolution microseismicity shear displacement hydraulic fracture Magnitude base case seismicity...
Proceedings Papers
Completion Optimization Using a Microseismically Calibrated Geomechanical Hydraulic Fracturing Simulation in a Naturally Fractured Formation
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-535
... Abstract: A 3D geomechanical model of a hydraulic fracture treatment in the Horn River Basin was calibrated by comparing synthetic microseismic events to field data. Using this calibrated model, sensitivity studies were performed to determine the effect of geological parameters...
Proceedings Papers
Microseismic Geomechanics for Refracturing
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-546
... stimulation Reservoir Characterization Upstream Oil & Gas perfect diversion microseismic geomechanics hydraulic fracture partial diversion poor diversion microseismic data geometry hydraulic fracturing pressure signature microseismic event new fracture fluid distribution fracture diversion...
Proceedings Papers
Simulation of Dynamic Triggering of Acoustic Emissions Using a Bonded-Particle Method
Available to PurchasePublisher: American Rock Mechanics Association
Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-519
... Abstract: Microseismic events are commonly recorded during hydraulic fracturing experiments. In microseismic interpretations, each event is often regarded as causally independent and uncorrelated to neighboring ones. In reality, both the rock deformation (static stresses) and transient wave...
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