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Keywords: realization
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Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 16–18, 2023
Paper Number: SPE-214985-MS
... Abstract Subsurface modeling is important for subsurface resource development, energy storage, and CO2 sequestration. Many geostatistical and machine learning methods are developed to quantify the subsurface uncertainty by generating subsurface model realizations. Good subsurface models should...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 16–18, 2023
Paper Number: SPE-215155-MS
... geological subdiscipline realization leakage caprock fracture initialization ensemble constraint initialization 1 geomechanical risk international journal chemical flooding methods climate change injection formulation robust optimization Introduction Carbon Capture and Storage has been...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 16–18, 2023
Paper Number: SPE-214863-MS
... characteristics of the main pre-salt carbonate reservoirs: thick, highly productive, and very heterogeneous, where the wells contain multizone intelligent completion. We compare data assimilation and optimization workflows applied to an ensemble of model realizations considering scenarios where only surface...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 16–18, 2023
Paper Number: SPE-214889-MS
... reservoir-geomechanical models used for large-scale subsurface energy development; 2) provide the upscaled realizations needed for geomechanical assessments considering geological uncertainties. The first step of the deep learning-based upscaling technique is generating a dataset that contains a sufficient...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210309-MS
... realization plume migration application optimization multiplier 0 simulation nearest neighbor journal Once this workflow is completed, the trained neural network can be used forvarious purposes in the CO 2 sequestration operations. First, uncertainty analysis can be conducted and multiple...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210133-MS
... to AHM. Results show an improvement with respect to best practice of traditional history match workflows. upstream oil & gas reservoir simulation artificial intelligence history matching neural network geo-net deep learning optimization problem realization machine learning facies oil...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210144-MS
... to traditional methods. reservoir simulation workflow scenario ensemble modeling & simulation history integrated uncertainty centric modeling approach criteria upstream oil & gas exhibition reservoir characterization algorithm offshore field realization locating infill target...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210217-MS
.... fluid dynamics optimization problem optimization machine learning upstream oil & gas flow in porous media enhanced recovery realization waterflooding modeling & simulation placement optimization denote workflow accelerate depletion planning optimization reservoir characterization...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 3–5, 2022
Paper Number: SPE-210327-MS
.... co 2 permeability fraction modeling & simulation upward migration finley natural gas storage aquifer saline aquifer accumulation effect realization cushion ga upstream oil & gas heterogeneity hydrogen viscosity dp 0 Introduction Underground hydrogen storage (UHS...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206085-MS
...-well fast modeling approach to determine the rank quality of the 100+ static realizations provided in the benchmark dataset against historical data. The multi-well calculation uses superposition to obtain a direct calculation of the interaction of the rates and pressures of the wells without the need...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206222-MS
... leakage rates). For the identified uncertainty parameters, various realizations are then generated based on Latin Hypercube Sampling (LHS). High-fidelity simulations based on a two-phase black-oil solver within MRST are performed to generate the objective functions. Datasets including inputs (i.e...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-206378-MS
... fluid dynamics reactivation contract decision-making process scenario water injector compartment development scenario producer realization incremental recovery factor workflow conversion Introduction Producing oil at a lower cost to stay competitive in the market is one...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, September 21–23, 2021
Paper Number: SPE-205995-MS
... heterogeneity on CO 2 flow, we built a series of flow simulation models that captured these geostatistical characteristics of permeability, while considering k z realizations, flow regimes (e.g., buoyant flow), CO 2 injection strategies, and reservoir heterogeneity. CO 2 flow simulations showed...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201499-MS
... characterization modeling & simulation reservoir simulation fluid dynamics co 2 realization multi-objective optimization effective plastic strain geomechanical property equation injection geomechanical risk Introduction Geological carbon sequestration (GCS) is proposed as a mitigation...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201739-MS
... caused by the stress shadow effect, the distribution of propped area can be altered significantly. We use this method to determine the optimal cluster spacing keeping other design parameters constant such as flow rate, perforation diameter, etc. Simulations from selected cluster spacing realizations...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201277-MS
... discontinuities at NNCs. The flux reconstruction allows us to trace streamlines and compute the time of flight (TOF) in DPDK models. The fracture identification workflow relies on the streamline-based analytic sensitivity computation and rapid model calibration using dynamic data. Multiple realizations...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201300-MS
... development case decision maker algorithm production rate realization oil price artificial intelligence reservoir simulation investment olympus case reservoir uncertainty drill optional well supply and demand forecasting optimization problem reserves evaluation project value optional well...
Proceedings Papers

Paper presented at the SPE Annual Technical Conference and Exhibition, October 26–29, 2020
Paper Number: SPE-201325-MS
... the optimization is to be performed at the full field-level and over multiple geologic realizations. A machine-learning (ML) based approach which is quick and scalable for rate optimization over multiple geologic realizations is proposed instead. The training data for the model is generated by running the forward...

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