IP Library Patent Application 18602712
Patent Application
App. No. 18/602,712

SYSTEMS AND METHODS FOR WELL PROPERTY GENERATION USING PRESSURE, VOLUME, AND TEMPERATURE DATA DERIVED FROM MULTIPLE SOURCES AND TIMES

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Quick Facts
Patent No.
US None
App. No.
18/602,712
Abstract

Various systems and methods are discussed for characterizing well properties. As one of many non-limiting examples, a well property system is discussed that includes a sensor set, a logging system, an archive conversion system, and a well property prediction system. Each of the aforementioned components and systems may be configured to sense and/or operate on pressure, volume, and temperature data from at least one location at a well site.

Claims (72)

1 . A method for automated well property prediction based upon a plurality of individual well reports, the method comprising:

obtaining, by a processing resource, a plurality of well reports, wherein each of the plurality of well reports include pressure, volume, and temperature (PVT) data for a respective well at a respective time;

automatically extracting, by the processing resource, PVT data from the plurality of well reports;

automatically incorporating, by the processing resource, the extracted PVT data corresponding to the respective well into a plurality of tables for the respective well;

automatically merging, by the processing resource, the plurality of tables into a PVT property profile for the respective well stored in a database, wherein the respective well is one of a plurality of wells, and wherein the database includes a respective PVT property profile for each of the plurality of wells;

selecting a PVT property profile for a selected well from the database; and

applying, by the processing resource, PVT data analysis to the PVT property profile for the selected well to yield a PVT property prediction.

2 . The method according to claim 1 , wherein extracting the PVT data comprises:

converting each page of each of the plurality of PVT reports into a set of images;

rotating each image of the set of images to a desired orientation to yield a set of oriented images;

applying image processing to each image of the set of oriented images to remove noise and artifacts and yield a set of processed images;

extracting text data from each image of the set of processed images using optical character recognition (OCR) to yield a text output; and

applying page layout analysis to the text output to correct errors on the extracted text data.

3 . The method according to claim 2 , wherein the OCR is based on a machine learning.

4 . The method according to claim 1 , wherein the merging the plurality of tables comprises reassembling the extracted PVT data.

5 . The method according to claim 1 , wherein the merging the plurality of tables comprises filtering and sorting the extracted PVT data using based at least in part on a score.

6 . The method according to claim 1 , the method further comprising:

generating, by the processing resource, a graphic representing the PVT property profile for the selected well, wherein generating the graphic comprises at least one of:

graphically depicting a subset of the PVT property profile for the selected well, and graphically depicting a comparison of subset of the PVT property profile for the selected well with subsets of PVT property profiles one or more of the plurality of wells for detection of PVT property anomaly.

7 . The method according to claim 1 , wherein the applying PVT data analysis comprises interpolation and extrapolation of the extracted PVT data along a pressure and a temperature axis.

8 . The method according to claim 1 , wherein the PVT property prediction is used to determine at least one of:

characterization of a well's fluid behavior under a bubble point;

a differential and a flash liberation process where gas is separated from liquid sample;

a relationship of the well to a surface volume;

oil and gas formation volume factor; and

a composition of the oil and gas extracted from the well.

9 . A system for well property prediction based upon a plurality of individual well reports, the system comprising:

a sensor set configured to sense pressure, volume, and temperature (PVT) data from at least one location at a well site;

a logging system configured to:

receive the PVT data;

merge the PVT data into a PVT property profile stored in a database, wherein the PVT property profile corresponds to a well at the well site, wherein the well is one of a plurality of wells, and wherein the database includes a respective PVT property profile for each of the plurality of wells;

an archive conversion system configured to:

obtain a plurality of well reports for the well, wherein each of the plurality of well reports include PVT data for the well at a respective time;

extract PVT data from the plurality of well reports;

incorporate the extracted PVT data corresponding to the well into a plurality of tables for the well;

merge the plurality of tables into the PVT property profile for the well stored in the database;

a well property prediction system configured to:

select a PVT property profile for a selected well from the database; and

apply PVT data analysis to the PVT property profile for the selected well to yield a PVT property prediction.

10 . The system of claim 9 , wherein the sensor set comprises: a first sensor set deployed downhole within the well, a second sensor set deployed at a wellhead of the well, and a third sensor set deployed at a separator physically coupled to the wellhead.

11 . The system of claim 9 , wherein the logging system comprises a processing resource and a computer readable medium coupled to the processing resource, and wherein the computer readable medium includes instructions, which when executed by the processing resource, cause the processing resource to:

receive the PVT data; and

merge the PVT data into the PVT property profile for the well stored in the database.

12 . The system of claim 9 , wherein the extracting PVT data comprises:

converting each page of each of the plurality of PVT reports into a set of images;

rotating each image of the set of images to a desired orientation to yield a set of oriented images;

applying image processing to each image of the set of oriented images to remove noise and artifacts and yield a set of processed images;

extracting text data from each image of the set of processed images using optical character recognition (OCR) to yield a text output; and

applying page layout analysis to the text output to correct errors on the extracted text data.

13 . The system of claim 11 , wherein the OCR is based on a machine learning.

14 . The system of claim 9 , wherein the merging the plurality of tables comprises reassembling the extracted PVT data.

15 . The system of claim 9 , wherein the merging the plurality of tables comprises filtering and sorting the extracted PVT data using based at least in part on a score.

16 . The system of claim 9 , wherein the archive conversion system comprises a processing resource and a computer readable medium coupled to the processing resource, and wherein the computer readable medium includes instructions, which when executed by the processing resource, cause the processing resource to:

obtain the plurality of well reports for the well;

extract PVT data from the plurality of well reports;

incorporate the extracted PVT data corresponding to the well into a plurality of tables for the well; and

merge the plurality of tables into the PVT property profile for the well stored in the database.

17 . The system of claim 9 , wherein the applying PVT data analysis comprises interpolation and extrapolation of the extracted PVT data along a pressure and a temperature axis.

18 . The system of claim 9 , wherein the PVT property prediction is used to determine at least one of:

characterization of a well's fluid behavior under a bubble point;

a differential and a flash liberation process where gas is separated from liquid sample;

a relationship of the well to a surface volume;

oil and gas formation volume factor; and

a composition of the oil and gas extracted from the well.

19 . The system of claim 9 , wherein the well property prediction system comprises a processing resource and a computer readable medium coupled to the processing resource, and wherein the computer readable medium includes instructions, which when executed by the processing resource, cause the processing resource to:

select the PVT property profile for the selected well from the database; and

apply PVT data analysis to the PVT property profile for the selected well to yield a PVT property prediction.

20 . The system of claim 19 , wherein the processing resource is used by both the well property prediction system and the archive conversion system, and wherein the computer readable medium further includes instructions, which when executed by the processing resource, cause the processing resource to:

obtain the plurality of well reports for the well;

extract PVT data from the plurality of well reports;

incorporate the extracted PVT data corresponding to the well into a plurality of tables for the well; and

merge the plurality of tables into the PVT property profile for the well stored in the database.

Assignments (4)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 5, 2025
From: ARAMCO SERVICES COMPANY
To: SAUDI ARAMCO UPSTREAM TECHNOLOGIES COMPANY
Reel/Frame 070418/0329 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 5, 2025
From: SAUDI ARAMCO UPSTREAM TECHNOLOGIES COMPANY
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 070418/0366 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 6, 2024
From: LI, WEICHANG; JIN, YUCHEN; LIN, TAO
To: ARAMCO SERVICES COMPANY
Reel/Frame 067320/0445 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 6, 2024
From: MATOUQ, HANA
To: SAUDI ARABIAN OIL COMPANY
Reel/Frame 067320/0448 →