Principle and Application of Filtersim Algorithm

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Abstract:

Multiple-point statistics (MPS) is not only integrated the merits of pixel-based and object-based modeling algorithms, but it precisely describes reservoirs complicated steric configurations and geometrical form. Taking L1V formation of W offshore oilfield as an example, to resolve the problem of simulation time-consuming and large memory footprint under large training image and data template in MPS modelling, stochastic simulation of the reservoir has been established by using the new MPS Filtersim method. In this paper, the basic principles of MPS Filtersim algorithm and its application in research area are briefly introduced . According to the microfacies map in research area, training image can be established and the reservoir sedimentary facies model constrained by well-logging data can be built in SGeMS with Filtersim method. The research result shows that this algorithm requires less memory storage and can not only describe the distribution of channel, overbank and the interlayers rapidly and correctly,but it reproduces the spatial distribution law of reservoirs accurately.

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Periodical:

Advanced Materials Research (Volumes 962-965)

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172-175

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Online since:

June 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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