Lithology Prediction

PHIL has successfully predicted the locations of sand bodies, sequence boundaries, and source rock intervals along stratigraphic cross-sections. This is accomplished by modelling the response of the sedimentary system to the combination of local tectonics and sediment supply, and the eustatic history developed at PetroDynamics.

The input data required are observations in the form of digitized and age-dated horizons constructed from seismic data, well logs or outcrops. You also need to have an estimate of paleowater depths. This can be derived from paleontologic data or seismic profiles.

This information is backstripped to the determine the sediment supply and subsidence rates at each location between each horizon. A series of model runs are executed, adjusting the parameters to minimize the difference between the observations and the model results.

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