The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 07, 2025

Filed:

Oct. 05, 2020
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Marko Maucec, Englewood, CO (US);

Otto E. Meza Camargo, Dhahran, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/28 (2006.01); G01V 1/30 (2006.01); G01V 11/00 (2006.01); G01V 20/00 (2024.01); G06F 18/2113 (2023.01); G06F 30/20 (2020.01); G06F 113/08 (2020.01);
U.S. Cl.
CPC ...
G01V 1/282 (2013.01); G01V 1/302 (2013.01); G01V 1/308 (2013.01); G01V 11/00 (2013.01); G01V 20/00 (2024.01); G06F 18/2113 (2023.01); G06F 30/20 (2020.01); G01V 2210/1234 (2013.01); G01V 2210/6122 (2013.01); G01V 2210/646 (2013.01); G01V 2210/663 (2013.01); G01V 2210/665 (2013.01); G06F 2113/08 (2020.01);
Abstract

The present disclosure describes a computer-implemented method that includes: receiving a seismic dataset of a surveyed subsurface of a reservoir, the seismic dataset comprising observed pressure and production data of the reservoir as well as a set of geological and geo-mechanical parameters representing physical features of the surveyed subsurface; generating multiple realizations of a discrete fracture network (DFN) based on a subset of the set of geological and geo-mechanical parameters; selecting, from the multiple realizations, one or more realizations based on a parameter with a value under a 10% quantile of a full range of likely values; performing a forward simulation for the reservoir based on the selected one or more realizations and the observed pressure and production data; determining that a misfit of the forward simulation is below a threshold based on evaluating an objective function; and producing a model of the reservoir based on the forward simulation.


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