CN-121998222-A - Data processing method, device, equipment and computer readable storage medium

CN121998222ACN 121998222 ACN121998222 ACN 121998222ACN-121998222-A

Abstract

The application discloses a data processing method, a device, equipment and a computer readable storage medium, belonging to the technical field of new energy and renewable energy. The method comprises the steps of determining thermal storage parameters of all subareas of a thermal reservoir of a target area according to three-dimensional seismic data of the target area and logging data of long well stops included in the target area, determining thermal storage favorable areas in all subareas based on the thermal storage parameters of all subareas, determining geothermal resource amounts of all target wells according to the logging data of all target wells, determining that any target well is the long well stop located in the thermal storage favorable areas, and determining index values of all target wells according to the geothermal resource amounts of all target wells, wherein the index values of any target well are used for determining whether any target well can be converted into a geothermal well or not. The method ensures finer evaluation of geothermal resource potential of the long-stop well, and improves the reliability of the development and utilization of the geothermal of the long-stop well.

Inventors

SONG SHUNYAO
JIANG NINGNING
YANG PEIPEI
CHENG YABIN
CHENG QI
WU GANG
ZHOU YANG
LIU YANJUN
LIU XIAOHUI
DU YANLEI

Assignees

中国石油天然气股份有限公司

Dates

Publication Date: 20260508
Application Date: 20241104

Claims (14)

1. A method of data processing, the method comprising: Determining thermal storage parameters of each subarea of a thermal reservoir of a target area according to three-dimensional seismic data of the target area and logging data of a long stop well included in the target area; determining a heat storage favorable region in each subarea based on the heat storage parameters of each subarea, wherein the heat storage parameters of the heat storage favorable region meet corresponding parameter requirements; Determining geothermal resource amounts of all target wells according to logging information of all target wells, wherein any target well is a long stop well positioned in the heat storage favorable area; and determining index values of the target wells according to the geothermal resource amounts of the target wells, wherein the index value of any target well is used for determining whether the any target well can be converted into a geothermal well.
2. The method of claim 1, wherein the thermal storage parameters include sand thickness, porosity, permeability, and temperature; The determining a heat storage favorable region in each sub-region based on the heat storage parameters of the sub-regions comprises: And determining a target subarea in the subareas as the heat storage beneficial area, wherein the thickness of the sand body of the target subarea is larger than a thickness threshold value, the porosity is larger than a pore threshold value, the permeability is larger than a permeability threshold value, and the temperature is larger than a temperature threshold value.
3. The method of claim 1, wherein the log of the target well comprises porosity and temperature of each zone of the target well; determining geothermal resource amounts of the target wells according to logging information of the target wells, including: for any one of the target wells, determining the comprehensive specific heat capacity of each region of the any one target well according to the porosity of each region of the any one target well; Determining a thermal storage evaluation parameter of each region of any target well according to the comprehensive specific heat capacity of each region of any target well and the temperature of each region of any target well, wherein the thermal storage evaluation parameter of any region of any target well is used for indicating geothermal resources of any region of any target well; determining geothermal resource amounts of all areas of any target well according to the thermal storage evaluation parameters of all areas of the any target well and the net-hair ratio of all areas of the any target well; And determining the geothermal resource quantity of any target well according to the geothermal resource quantity of each area of any target well.
4. A method according to claim 3, characterized in that the method further comprises: for any of the various regions of the any target well, determining a net-to-gross ratio of any region of the any target well based on the effective rock volume of any region of the any target well and the effective rock volume of any target well.
5. The method of any one of claims 1 to 4, wherein determining an index value for each of the target wells based on the amount of geothermal resources for each of the target wells comprises: For any one of the target wells, determining the membership degree of the any one target well according to the geothermal resource quantity of the any one target well, wherein the membership degree of the any one target well is used for indicating the membership degree of the any one target well for different evaluation grades; And carrying out normalization processing on the membership of any target well to obtain an index value of any target well.
6. The method of claim 5, wherein determining the membership of any one of the target wells based on the amount of geothermal resources of the any one of the target wells comprises: determining comment scales corresponding to geothermal resource amounts of any target well; and determining the membership degree of any target well according to the comment scale corresponding to the geothermal resource quantity of the any target well and the weight parameter corresponding to the geothermal resource quantity.
7. The method of claim 5, wherein determining the membership of any one of the target wells based on the amount of geothermal resources of the any one of the target wells comprises: determining comment scales corresponding to geothermal resource amounts of any target well; Determining a comment scale corresponding to an evaluation element of any target well, wherein the evaluation element of any target well comprises at least one of a structural form, a thermal storage burial depth, a thermal storage lithology, a thermal storage thickness, a thermal storage temperature, a reservoir physical property, a storage-to-earth ratio, a well bore condition, a buried pipeline or a yield rate of the any target well; And determining the membership degree of any target well according to the comment scale corresponding to the geothermal resource quantity of any target well, the weight parameter corresponding to the geothermal resource quantity, the comment scale corresponding to the evaluation element of any target well and the weight parameter corresponding to the evaluation element.
8. The method according to any one of claims 1 to 4, further comprising: determining a target number according to the heating area of the target area, the heating heat demand per square meter and the heating quantity of a single well, wherein the target number is the number of geothermal wells required by the target area; Sequencing the index values of the target wells according to the target sequence to obtain a sequencing result; determining a front target number of target wells in the ranking result may be converted to the geothermal wells.
9. The method of claim 8, wherein determining the target number based on the heating area of the target area, the heating heat demand per square meter, and the heating capacity of the individual wells comprises: Determining a total heating heat requirement of the target area according to the heating area of the target area and the heating heat requirement of each square meter; And determining the target quantity according to the heating total heat requirement of the target area and the heating capacity of the single well.
10. The method of claim 8, wherein the method further comprises: The heating capacity of the individual wells is determined based on the specific heat capacity of the water, the density of the water, the temperature difference of the well water, and the fluid production of the wells.
11. A data processing apparatus, the apparatus comprising: The determining module is used for determining thermal storage parameters of each subarea of the thermal reservoir of the target area according to the three-dimensional seismic data of the target area and the logging data of the long stop well included in the target area; The determining module is further configured to determine a heat storage advantageous region in each sub-region based on the heat storage parameters of each sub-region, where the heat storage parameters of the heat storage advantageous region meet corresponding parameter requirements; The determining module is further used for determining geothermal resource quantity of each target well according to logging information of each target well, and any target well is a long stop well located in the heat storage favorable area; the determining module is further configured to determine an index value of each target well according to the geothermal resource amount of each target well, where the index value of any target well is used to determine whether any target well can be converted into a geothermal well.
12. A computer device, characterized in that it comprises a processor and a memory, in which at least one program code is stored, which is loaded and executed by the processor, in order to cause the computer device to carry out the data processing method according to any one of claims 1 to 10.
13. A computer readable storage medium having stored therein at least one program code, the at least one program code being loaded and executed by a processor to cause a computer to implement a data processing method according to any one of claims 1 to 10.
14. A computer program product, characterized in that at least one computer instruction is stored in the computer program product, which is loaded and executed by a processor to cause the computer to implement the data processing method according to any of claims 1 to 10.

Description

Data processing method, device, equipment and computer readable storage medium Technical Field The embodiment of the application relates to the technical field of new energy and renewable energy, in particular to a data processing method, a device, equipment and a computer readable storage medium. Background With the progress of exploration and development, some oil-containing basin wells gradually enter a high water-containing period, and the oil-containing basin wells lose economic benefits due to high production cost, reduced yield and the like and evolve into long-stop wells. Because the hydrocarbon-bearing basin is filled with a large amount of geothermal resources, the long well-stopping mode can be converted into geothermal wells so as to collect the geothermal resources. A precondition for determining whether a long stop well can be converted into a geothermal well is whether an index value of the long stop well satisfies a requirement, and thus, a data processing method is needed to determine an index value of the long stop well. Disclosure of Invention The embodiment of the application provides a data processing method, a device, equipment and a computer readable storage medium, which can be used for determining the geothermal resource quantity of a long well stop and further determining the index value of the long well stop. The technical scheme is as follows: In one aspect, an embodiment of the present application provides a data processing method, where the method includes: Determining thermal storage parameters of each subarea of a thermal reservoir of a target area according to three-dimensional seismic data of the target area and logging data of a long stop well included in the target area; determining a heat storage favorable region in each subarea based on the heat storage parameters of each subarea, wherein the heat storage parameters of the heat storage favorable region meet corresponding parameter requirements; Determining geothermal resource amounts of all target wells according to logging information of all target wells, wherein any target well is a long stop well positioned in the heat storage favorable area; and determining index values of the target wells according to the geothermal resource amounts of the target wells, wherein the index value of any target well is used for determining whether the any target well can be converted into a geothermal well. In one possible implementation, the thermal storage parameters include sand thickness, porosity, permeability, and temperature; The determining a heat storage favorable region in each sub-region based on the heat storage parameters of the sub-regions comprises: And determining a target subarea in the subareas as the heat storage beneficial area, wherein the thickness of the sand body of the target subarea is larger than a thickness threshold value, the porosity is larger than a pore threshold value, the permeability is larger than a permeability threshold value, and the temperature is larger than a temperature threshold value. In one possible implementation, the log of the target well includes porosity and temperature of various regions of the target well; determining geothermal resource amounts of the target wells according to logging information of the target wells, including: for any one of the target wells, determining the comprehensive specific heat capacity of each region of the any one target well according to the porosity of each region of the any one target well; Determining a thermal storage evaluation parameter of each region of any target well according to the comprehensive specific heat capacity of each region of any target well and the temperature of each region of any target well, wherein the thermal storage evaluation parameter of any region of any target well is used for indicating geothermal resources of any region of any target well; determining geothermal resource amounts of all areas of any target well according to the thermal storage evaluation parameters of all areas of the any target well and the net-hair ratio of all areas of the any target well; And determining the geothermal resource quantity of any target well according to the geothermal resource quantity of each area of any target well. In one possible implementation, the method further includes: for any of the various regions of the any target well, determining a net-to-gross ratio of any region of the any target well based on the effective rock volume of any region of the any target well and the effective rock volume of any target well. In one possible implementation manner, the determining the index value of each target well according to the geothermal resource amount of each target well includes: For any one of the target wells, determining the membership degree of the any one target well according to the geothermal resource quantity of the any one target well, wherein the membership degree of the any one target well is used for indicating the member