Abstract: A method for simulating a subterranean volume includes receiving one or more input parameters and one or more simulation realizations representing the subterranean domain, modeling the one or more simulation realizations as a target function of the one or more input parameters, training a machine-learning model to predict values for the target function using the one or more input parameters and the one or more simulation realizations, predicting a value for the target function based on a first candidate simulation or a first candidate output parameter of a simulation, selecting the first candidate simulation, the first candidate output parameter, or both based on the predicted value of the target function, and simulating the subterranean volume using the first candidate output parameter, or both.

Abstract: A method includes determining a present-day thickness of a lithosphere. The method also includes determining whether the determined present-day thickness of the lithosphere substantially matches an interpreted present-day thickness of the lithosphere. The method also includes generating or updating a temperature history model in response to determining that the determined present-day thickness of the lithosphere substantially matches the interpreted present-day thickness of the lithosphere.

Abstract: A method, comprising receiving input data representing a subterranean formation, defining a grid representing the input data, with the grid including cells. The method also includes identifying at least one of the cells in which kerogen is present based on the input data, simulating hydrocarbon movement within the kerogen using the grid, and generating a model of hydrocarbon expulsion to pore space based on the simulating.

Abstract: A method, apparatus, and program product model address a modeling gap existing between basin and reservoir modeling through the use of a Reservoir Fluid Geodynamics (RFG) model usable for simulations conducted at a relatively fine spatial resolution and over a geological timescale.

Abstract: A method for performing a field operation of a field. The method includes obtaining, for each cell in a data volume, a permeability measure to represent fluid passing ability in a corresponding location in the field, generating neighboring cell combinations based on each neighboring cell combination including a connected portion of the cells, and the permeability measure for each cell in the connected portion satisfying a pre-determined threshold, selecting, from the neighboring cell combinations and based at least on the permeability measure, a selected neighboring cell combination having an optimal combined free advection measure, wherein the selected neighboring cell combination corresponds to an advection candidate region of the field, generating an equivalent thermal conductivity for the advection candidate region, and performing, based at least on the equivalent thermal conductivity, a basin modeling of the field to generate a modeling result.

Abstract: Automatic calibration for modeling a field includes performing model calibration iterations based on measurements of the field. Each model iteration includes obtaining, during the field operation, a current measurement of the field, generating likelihood values corresponding to model realizations of the field, where each likelihood value is generated by at least comparing the current measurement of the field to a modeling result of a corresponding model realization, selecting, based on the likelihood values, at least one selected model realization from the model realizations, generating, by at least adjusting a first input value of the at least one selected model realization, an adjusted model realization of the field based on the at least one selected model realization, and adding the adjusted model realization to the model realizations. Automatic calibration for modeling a field further includes generating a calibrated modeling result of the field based on the adjusted model realization.

Abstract: A method, apparatus, and program product model address a modeling gap existing between basin and reservoir modeling through the use of a Reservoir Fluid Geodynamics (RFG) model usable for simulations conducted at a relatively fine spatial resolution and over a geological timescale.

Abstract: Automatic calibration for modeling a field includes performing START model calibration iterations based on measurements of the field. Each model iteration includes obtaining, during the field operation, a current measurement of the field, generating likelihood values corresponding to model realizations of the field, where each likelihood value is generated by at least comparing the current measurement of the field to a modeling result of a corresponding model realization, selecting, based on the likelihood values, at least one selected model realization from the model realizations, generating, by at least adjusting a first input value of the at least one selected model realization, an adjusted model realization of the field based on the at least one selected model realization, and adding the adjusted model realization to the model realizations. Automatic calibration for modeling a field further includes generating a calibrated modeling result of the field based on the adjusted model realization.

Abstract: A method for performing a field operation of a field. The method includes obtaining, for each cell in a data volume, a permeability measure to represent fluid passing ability in a corresponding location in the field, generating neighboring cell combinations based on each neighboring cell combination including a connected portion of the cells, and the permeability measure for each cell in the connected portion satisfying a pre-determined threshold, selecting, from the neighboring cell combinations and based at least on the permeability measure, a selected neighboring cell combination having an optimal combined free advection measure, wherein the selected neighboring cell combination corresponds to an advection candidate region of the field, generating an equivalent thermal conductivity for the advection candidate region, and performing, based at least on the equivalent thermal conductivity, a basin modeling of the field to generate a modeling result.

Abstract: A method for performing a field operation within a geologic basin includes obtaining two basin snapshots of the geologic basin, performing a particle dynamics simulation of the geologic basin using at least the two basin snapshots to generate an intermediate basin snapshot, performing, using at least the intermediate basin snapshot as a constraining condition, a basin simulation of the geologic basin to generate a simulated evolution of the basin rock geometry within the geologic basin, and performing, based on the simulated evolution of the basin rock geometry, the field operation within the geologic basin.

Abstract: A method for modeling a migration of hydrocarbon fluids. The method may include decomposing, by operation of a processor, a domain of a basin model to produce a first plurality of cells having a permeability below a threshold value and a second plurality of cells having a permeability above the threshold value. A first migration analysis may be performed to analyze a relatively slow migration starting in the first plurality of cells. A second migration analysis may be performed to analyze a relatively faster migration starting m the second plurality of cells.

Abstract: A method, apparatus, and program product determine an effective trap size for reservoir traps of an oil and gas reservoir. Geological data is analyzed to determine structural spill points. Based on the structural spill points and the geological data reservoir traps are identified. An effective trap size for at least some of the reservoir traps of the reservoir is determined based on the structural spill points and the geological data.

Abstract: Methods, systems, and computer-readable media for compressing topological grid data for layered geological strata are described. The techniques include obtaining topological grid data for a layered geological structure, where the topological grid data includes a plurality of cell representations, a majority of the cell representations including at least one data value, where the topological grid data includes at least one pinch-out cell representation lacking a data value. The techniques also include interpolating a data value for the at least one pinch-out cell representation to produce interpolated topological grid data. The techniques also include transforming the interpolated topological grid data to obtain frequency domain interpolated topological grid data. The techniques also include truncating ordered coefficients of the frequency domain interpolated topological grid data to obtain truncated frequency domain interpolated topological grid data.

Abstract: A method can include providing finite elements described with respect to a horizontal coordinate axis and a vertical coordinate axis to model a sedimentary basin, identifying a finite element having a horizontal boundary intersected by a fault, subdividing the finite element into two finite elements, and representing the fault along a boundary between the two finite elements. Various other apparatuses, systems, methods, etc., are also disclosed.