SAUDI ARABIAN OIL COMPANY (20240280717). EFFICIENT NONLINEAR BEAMFORMING VIA ON-THE-FLY MODEL-SPACE RECONSTRUCTION simplified abstract

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EFFICIENT NONLINEAR BEAMFORMING VIA ON-THE-FLY MODEL-SPACE RECONSTRUCTION

Organization Name

SAUDI ARABIAN OIL COMPANY

Inventor(s)

Yimin Sun of Den Haag (NL)

Quentin Hirsch of Delft (NL)

EFFICIENT NONLINEAR BEAMFORMING VIA ON-THE-FLY MODEL-SPACE RECONSTRUCTION - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240280717 titled 'EFFICIENT NONLINEAR BEAMFORMING VIA ON-THE-FLY MODEL-SPACE RECONSTRUCTION

The method described in the patent application involves analyzing seismic data obtained from a survey conducted over a subterranean region to locate a hydrocarbon reservoir.

  • Obtaining a seismic data set from a survey over a subterranean region
  • Discretizing the data set into sub-regions with local traveltime operators
  • Dividing the sub-regions into two subsets
  • Calculating traveltime operators using conventional and convergent methods
  • Enhancing seismic data through non-linear beamforming
  • Locating a hydrocarbon reservoir in the region of interest
    • Potential Applications:**

This technology can be used in the oil and gas industry for more accurate reservoir mapping and exploration.

    • Problems Solved:**

The method addresses the challenge of accurately locating hydrocarbon reservoirs beneath the earth's surface.

    • Benefits:**

Improved accuracy in identifying hydrocarbon reservoirs can lead to more efficient and cost-effective extraction processes.

    • Commercial Applications:**

This technology could be valuable for oil and gas companies looking to optimize their exploration and production activities.

    • Questions about Seismic Data Analysis:**

1. How does the method of dividing sub-regions into subsets improve the accuracy of locating hydrocarbon reservoirs? 2. What are the advantages of using a convergent method for determining traveltime operators in seismic data analysis?

    • Frequently Updated Research:**

Researchers are continually exploring new techniques and technologies to enhance the accuracy and efficiency of seismic data analysis for oil and gas exploration.


Original Abstract Submitted

a method is disclosed that includes obtaining a seismic data set from a seismic survey conducted over a subterranean region of interest and discretizing the seismic data set into a plurality of sub-regions each with a local traveltime operator. the method further includes dividing the plurality of sub-regions into a first subset and a second subset and calculating the local traveltime operator for each sub-region of the first subset using a conventional method and determining the local traveltime operator for each sub-region of the second subset using a convergent pocs method based on the local traveltime operators for the sub-regions of the first subset. the method further includes determining an enhanced seismic dataset by performing non-linear beamforming using the local traveltime operator for each sub-region of the plurality of sub-regions and determining a location of a hydrocarbon reservoir in the subterranean region of interest using the enhanced seismic data set.