CN112505780A - Method and device for correcting formation depth data - Google Patents
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Abstract
The invention discloses a method and a device for correcting stratum depth data, wherein the method comprises the following steps: determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line; determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line; performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area; according to the stratum depth data after the earthquake forward modeling, the stratum depth data corresponding to the imaging data of the walk VSP measuring line is corrected, the precision of the stratum depth data of the imaging data of the walk VSP measuring line is improved, and effective support is provided for horizontal well geosteering.
Description
Technical Field
The invention relates to the technical field of geophysical exploration, in particular to a method and a device for correcting stratum depth data.
Background
The travel time calculation of Vertical Seismic Profiling (VSP) technology, which is commonly used in the industry, is premised on a horizontal layer medium, and in fact, the propagation of seismic waves from a seismic source to a geophone follows the shortest travel time principle of the fermat theorem. The walk VSP is one of VSP exploration technologies, when a walk VSP measuring line is not perpendicular to a stratum structure, the stratum depth reflected by the walk VSP imaging profile is not the stratum depth along the direction of a plumb line of each point of the measuring line, but the stratum depth on a ray plane passing through the measuring line and a stratum boundary intersecting line, so that the stratum depth data acquired by the walk VSP measuring line has a large error.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a method for correcting stratum depth data, which is used for improving the accuracy of stratum depth data acquired by a walk VSP measuring line, and comprises the following steps:
determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line;
determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line;
performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area;
and according to the stratum depth data after the earthquake forward modeling, correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
The embodiment of the invention provides a correction device of stratum depth data, which is used for improving the accuracy of the stratum depth data acquired by a walk VSP measuring line, and comprises the following components:
the imaging data determining module is used for determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line;
the stratum depth data determining module is used for determining stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line;
the forward modeling module is used for performing seismic forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area;
and the correction module is used for correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the method for correcting the formation depth data when executing the computer program.
An embodiment of the present invention further provides a computer-readable storage medium, in which a computer program for executing the method for correcting formation depth data is stored.
The embodiment of the invention comprises the following steps: determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line; determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line; performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area; according to the stratum depth data after the earthquake forward modeling, the stratum depth data corresponding to the imaging data of the walk VSP measuring line is corrected, and then the stratum depth data of the imaging data of the walk VSP measuring line is corrected based on the stratum depth data obtained by performing the earthquake forward modeling on the imaging data in the plumb line direction, so that the precision of the stratum depth data of the imaging data of the walk VSP measuring line is improved, and effective support is provided for horizontal well geosteering.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:
FIG. 1 is a schematic diagram of a process for correcting formation depth data according to an embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating a detailed flow chart of step 104 in FIG. 1;
FIG. 3 is a schematic diagram of formation depth data corresponding to imaging data of a walk VSP survey line and formation depth data after forward earthquake in an embodiment of the invention;
FIG. 4 is a schematic diagram of interpolation processing of formation depth data corresponding to imaging data of a walk VSP survey line in an embodiment of the present invention;
FIG. 5 is a schematic illustration of a result of formation depth data correction in an embodiment of the invention;
FIG. 6 is a schematic diagram of a structure of a device for correcting formation depth data according to an embodiment of the present invention;
FIG. 7 is a diagram illustrating an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As will be appreciated by one skilled in the art, embodiments of the present invention may be embodied as a system, apparatus, method or computer program product. Accordingly, the present disclosure may be embodied in the form of: entirely hardware, entirely software (including firmware, resident software, micro-code, etc.), or a combination of hardware and software.
In order to solve the technical problem that when a walk VSP survey line is not perpendicular to a stratum structure in the prior art, a stratum depth reflected by an imaging profile of the walk VSP survey line is the stratum depth on a ray plane of the survey line and a stratum boundary intersecting line, so that a relatively large error exists in stratum depth data acquired by the walk VSP survey line, the embodiment of the invention provides a method for correcting the stratum depth data, which is used for improving the accuracy of the stratum depth data acquired by the walk VSP survey line, and FIG. 1 is a schematic diagram of a flow of the method for correcting the stratum depth data in the embodiment of the invention, and the method comprises the following steps:
step 101: determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line;
step 102: determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line;
step 103: performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area;
step 104: and according to the stratum depth data after the earthquake forward modeling, correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
As shown in fig. 1, an embodiment of the present invention is implemented by: determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line; determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line; performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area; according to the stratum depth data after the earthquake forward modeling, the stratum depth data corresponding to the imaging data of the walk VSP measuring line is corrected, and then the stratum depth data of the imaging data of the walk VSP measuring line is corrected based on the stratum depth data obtained by performing the earthquake forward modeling on the imaging data in the plumb line direction, so that the precision of the stratum depth data of the imaging data of the walk VSP measuring line is improved, and effective support is provided for horizontal well geosteering.
In specific implementation, in step 101, original seismic data acquired by the walk VSP survey line may be obtained, imaging processing may be performed on the original seismic data acquired by the walk VSP survey line to obtain imaging data of the walk VSP survey line, and in step 102, formation depth data corresponding to the imaging data of the walk VSP survey line may be picked up from the imaging data of the walk VSP survey line.
In one embodiment, in step 103, performing seismic forward modeling on imaging data in a plumb line direction of the walk VSP survey line according to geological data of the walk VSP survey line area may include:
determining the stratum depth and the stratum speed of the walk VSP survey line area according to geological data of the walk VSP survey line area;
and performing earthquake forward modeling on the imaging data of the walk VSP survey line in the plumb line direction according to the stratum depth and the stratum speed of the walk VSP survey line area.
In specific implementation, in step 103, three-dimensional space stratum depth data and stratum velocity data of the walk VSP survey line region can be obtained by using geological data of the walk VSP survey line region, an earthquake forward modeling is performed on imaging data of the walk VSP survey line in the plumb line direction based on the stratum depth data and the stratum velocity data, and an obtained earthquake forward modeling result includes stratum depth data.
Fig. 2 is a schematic diagram illustrating a specific process of step 104 in fig. 1, and as shown in fig. 2, in step 104, according to the formation depth data after the forward earthquake, the correcting the formation depth data corresponding to the imaging data of the walk VSP survey line may include:
step 201: determining the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling and the stratum depth data corresponding to the imaging data of the walk VSP measuring line;
step 202: and correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
In one embodiment, in step 202, correcting the formation depth data corresponding to the imaging data of the walk VSP line according to the error of the formation depth data corresponding to the imaging data of the walk VSP line may include:
and carrying out interpolation processing on the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
In specific implementation, fig. 3 is a schematic diagram of formation depth data corresponding to imaging data of walk VSP measurement lines and formation depth data after an earthquake is performed in an embodiment of the present invention, in fig. 3, a dark line is the formation depth data corresponding to the imaging data of walk VSP measurement lines, a light line is the formation depth data after the earthquake is performed, as shown in fig. 3, a certain difference exists between the formation depth data of the walk VSP measurement lines, in step 104, the formation depth data corresponding to the imaging data of walk VSP measurement lines may be corrected according to the formation depth data after the earthquake is performed, specifically, fig. 4 is a schematic diagram of interpolation processing performed on the formation depth data corresponding to the imaging data of walk VSP measurement lines in an embodiment of the present invention, as shown in fig. 4, the formation depth data after the earthquake is performed, and the formation depth data corresponding to the imaging data of walk VSP measurement lines, and calculating the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line, and then carrying out interpolation processing on the stratum depth data corresponding to the imaging data of the walk VSP measuring line based on the error.
Fig. 5 is a schematic diagram of a stratum depth data correction result in the embodiment of the invention, as shown in fig. 5, stratum depth data corresponding to imaging data of the corrected walk VSP survey line is consistent with stratum depth data after an earthquake is performed, because the stratum depth data after the earthquake is performed by forward modeling based on imaging data in a plumb line direction of the walk VSP survey line, the stratum depth data corresponding to the imaging data of the corrected walk VSP survey line can reflect the depth of a stratum below the plumb line direction of each point along the survey line, and further reduce the influence of factors such as a formation angle between the walk VSP survey line and a structure, stratum depth, stratum inclination angle, stratum speed and the like on the stratum depth data accuracy of the imaging data of the walk VSP survey line, improve the accuracy of the stratum depth data of the imaging data of the walk VSP survey line, and provide effective support for horizontal well geosteering.
It should be noted that while the operations of the method of the present invention are depicted in the drawings in a particular order, this does not require or imply that the operations must be performed in this particular order, or that all of the illustrated operations must be performed, to achieve desirable results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step execution, and/or one step broken down into multiple step executions.
Based on the same inventive concept, the embodiment of the present invention further provides a device for correcting formation depth data, as in the following embodiments. Because the principle of the problem solving of the stratum depth data correcting device is similar to the stratum depth data correcting method, the implementation of the device can refer to the implementation of the method, and repeated parts are not described again. As used hereinafter, the term "unit" or "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
An embodiment of the present invention provides a device for correcting formation depth data, which is used to improve accuracy of formation depth data acquired by a walk VSP survey line, and fig. 6 is a schematic diagram of a structure of the device for correcting formation depth data in an embodiment of the present invention, as shown in fig. 6, the device includes:
the imaging data determining module 01 is used for determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line;
the stratum depth data determining module 02 is used for determining stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line;
the forward modeling module 03 is used for performing seismic forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area;
and the correcting module 04 is used for correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling.
In one embodiment, the correction module is specifically 04 for;
determining the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling and the stratum depth data corresponding to the imaging data of the walk VSP measuring line;
and correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
In one embodiment, the correction module 04 is further configured to:
and carrying out interpolation processing on the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
In one embodiment, the forward module 03 is specifically configured to:
determining the stratum depth and the stratum speed of the walk VSP survey line area according to geological data of the walk VSP survey line area;
and performing earthquake forward modeling on the imaging data of the walk VSP survey line in the plumb line direction according to the stratum depth and the stratum speed of the walk VSP survey line area.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the method for correcting the formation depth data when executing the computer program.
An embodiment of the present invention further provides a computer-readable storage medium, in which a computer program for executing the method for correcting formation depth data is stored.
The following is a specific example to facilitate an understanding of how the invention may be practiced.
FIG. 7 is a schematic diagram of an embodiment of the present invention, as shown in FIG. 7, including the following steps;
the first step is as follows: acquiring original seismic data acquired by a walk VSP survey line;
the second step is that: imaging original seismic data acquired by the walk VSP measuring line to obtain imaging data of the walk VSP measuring line;
the third step: the method comprises the steps that stratum depth data corresponding to imaging data of a walk VSP measuring line are picked up from the imaging data of the walk VSP measuring line;
the fourth step: acquiring three-dimensional space stratum depth data and stratum speed data of a walk VSP survey line area;
the fifth step: carrying out earthquake forward modeling on imaging data in the plumb line direction of the walk VSP measuring line based on the stratum depth data and the stratum speed data;
and a sixth step: extracting stratum depth data from the forward modeling result of the earthquake;
the seventh step: according to the stratum depth data after the earthquake forward modeling and the stratum depth data corresponding to the imaging data of the walk VSP measuring line, calculating the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line;
eighth step: carrying out interpolation processing on the formation depth data corresponding to the imaging data of the walk VSP measuring line according to the error;
the ninth step: and obtaining formation depth data corresponding to the corrected imaging data of the walk VSP measuring line.
In summary, the embodiment of the present invention provides: determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line; determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line; performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area; according to the stratum depth data after the earthquake forward modeling, the stratum depth data corresponding to the imaging data of the walk VSP measuring line is corrected, and then the stratum depth data of the imaging data of the walk VSP measuring line is corrected based on the stratum depth data obtained by performing the earthquake forward modeling on the imaging data in the plumb line direction, so that the precision of the stratum depth data of the imaging data of the walk VSP measuring line is improved, and effective support is provided for horizontal well geosteering.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and variations of the embodiment of the present invention may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for correcting formation depth data, comprising:
determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line;
determining formation depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line;
performing earthquake forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area;
and according to the stratum depth data after the earthquake forward modeling, correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
2. The method of claim 1, wherein correcting the formation depth data corresponding to imaging data of walk VSP lines based on the formation depth data after the forward evolution of the earthquake comprises:
determining the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling and the stratum depth data corresponding to the imaging data of the walk VSP measuring line;
and correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
3. The method of claim 2, wherein correcting the formation depth data corresponding to the imaging data of the walk VSP line based on an error in the formation depth data corresponding to the imaging data of the walk VSP line comprises:
and carrying out interpolation processing on the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
4. The method of claim 1, wherein performing seismic forward modeling on imaging data in a plumb line direction of the walk VSP line based on geological data of the walk VSP line area comprises:
determining the stratum depth and the stratum speed of the walk VSP survey line area according to geological data of the walk VSP survey line area;
and performing earthquake forward modeling on the imaging data of the walk VSP survey line in the plumb line direction according to the stratum depth and the stratum speed of the walk VSP survey line area.
5. An apparatus for correcting formation depth data, comprising:
the imaging data determining module is used for determining imaging data of the walk VSP measuring line according to the seismic data acquired by the walk VSP measuring line;
the stratum depth data determining module is used for determining stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the imaging data of the walk VSP measuring line;
the forward modeling module is used for performing seismic forward modeling on imaging data of the walk VSP survey line in the plumb line direction according to geological data of the walk VSP survey line area;
and the correction module is used for correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling.
6. The apparatus of claim 5, wherein the correction module is specifically configured to;
determining the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the stratum depth data after the earthquake forward modeling and the stratum depth data corresponding to the imaging data of the walk VSP measuring line;
and correcting the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
7. The apparatus of claim 6, wherein the correction module is further to:
and carrying out interpolation processing on the stratum depth data corresponding to the imaging data of the walk VSP measuring line according to the error of the stratum depth data corresponding to the imaging data of the walk VSP measuring line.
8. The apparatus of claim 5, wherein the forward module is specifically configured to:
determining the stratum depth and the stratum speed of the walk VSP survey line area according to geological data of the walk VSP survey line area;
and performing earthquake forward modeling on the imaging data of the walk VSP survey line in the plumb line direction according to the stratum depth and the stratum speed of the walk VSP survey line area.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of any one of claims 1 to 4 when executing the computer program.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program for executing the method of any one of claims 1 to 4.
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0297737A2 (en) * | 1987-06-29 | 1989-01-04 | Conoco Inc. | Three-dimensional iterative structural modeling of seismic data |
| US5889729A (en) * | 1996-09-30 | 1999-03-30 | Western Atlas International, Inc. | Well logging data interpretation systems and methods |
| US20090164187A1 (en) * | 2007-12-21 | 2009-06-25 | Tarek Habashy | Method for reservoir characterization and monitoring including deep reading quad combo measurements |
| CN102213769A (en) * | 2010-04-07 | 2011-10-12 | 中国石油天然气集团公司 | Method for determining anisotropic parameters by utilizing data of three-dimensional VSP (Vertical Seismic Profile) |
| CN103527184A (en) * | 2013-10-28 | 2014-01-22 | 北京大学 | Method and system for predicting dolomite reservoir |
| CN103885083A (en) * | 2014-01-29 | 2014-06-25 | 上海石油天然气有限公司 | Paleotectonic map mapping method and device thereof |
| CN107121700A (en) * | 2017-02-28 | 2017-09-01 | 中国石油化工股份有限公司 | The preparation method of structural map under a kind of thrust-nappe belt in front of the mountains |
| CN108375785A (en) * | 2018-01-12 | 2018-08-07 | 中国石油天然气股份有限公司 | Slit band method for correcting position and device |
| CN108445532A (en) * | 2018-02-12 | 2018-08-24 | 中国石油天然气集团有限公司 | A kind of Depth Domain inverse migration method and device |
| CN110737018A (en) * | 2019-07-09 | 2020-01-31 | 中国石油化工股份有限公司 | Method for modeling anisotropy of VSP seismic data |
| CN110907989A (en) * | 2018-09-17 | 2020-03-24 | 中国石油化工股份有限公司 | Method and system for reconstructing quasi-ground seismic reflection wave imaging |
| CN111337993A (en) * | 2020-03-30 | 2020-06-26 | 中国地质科学院 | Variable density and variable depth constraint-based gravity density interface inversion method |
| CN111722284A (en) * | 2020-06-28 | 2020-09-29 | 成都捷科思石油天然气技术发展有限公司 | Method for establishing speed depth model based on gather data |
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0297737A2 (en) * | 1987-06-29 | 1989-01-04 | Conoco Inc. | Three-dimensional iterative structural modeling of seismic data |
| US5889729A (en) * | 1996-09-30 | 1999-03-30 | Western Atlas International, Inc. | Well logging data interpretation systems and methods |
| US20090164187A1 (en) * | 2007-12-21 | 2009-06-25 | Tarek Habashy | Method for reservoir characterization and monitoring including deep reading quad combo measurements |
| CN102213769A (en) * | 2010-04-07 | 2011-10-12 | 中国石油天然气集团公司 | Method for determining anisotropic parameters by utilizing data of three-dimensional VSP (Vertical Seismic Profile) |
| CN103527184A (en) * | 2013-10-28 | 2014-01-22 | 北京大学 | Method and system for predicting dolomite reservoir |
| CN103885083A (en) * | 2014-01-29 | 2014-06-25 | 上海石油天然气有限公司 | Paleotectonic map mapping method and device thereof |
| CN107121700A (en) * | 2017-02-28 | 2017-09-01 | 中国石油化工股份有限公司 | The preparation method of structural map under a kind of thrust-nappe belt in front of the mountains |
| CN108375785A (en) * | 2018-01-12 | 2018-08-07 | 中国石油天然气股份有限公司 | Slit band method for correcting position and device |
| CN108445532A (en) * | 2018-02-12 | 2018-08-24 | 中国石油天然气集团有限公司 | A kind of Depth Domain inverse migration method and device |
| CN110907989A (en) * | 2018-09-17 | 2020-03-24 | 中国石油化工股份有限公司 | Method and system for reconstructing quasi-ground seismic reflection wave imaging |
| CN110737018A (en) * | 2019-07-09 | 2020-01-31 | 中国石油化工股份有限公司 | Method for modeling anisotropy of VSP seismic data |
| CN111337993A (en) * | 2020-03-30 | 2020-06-26 | 中国地质科学院 | Variable density and variable depth constraint-based gravity density interface inversion method |
| CN111722284A (en) * | 2020-06-28 | 2020-09-29 | 成都捷科思石油天然气技术发展有限公司 | Method for establishing speed depth model based on gather data |
Non-Patent Citations (12)
| Title |
|---|
| ALASTAIR M. SWANSTON ET AL: "《Wide-azimuth TTI imaging at Tahiti: Reducing structural uncertainty of a major deepwater subsalt field》", GEOPHYSICS, vol. 76, no. 5, pages 67 - 78 * |
| BENHOU JIANG ET AL: "《The study on depth correction of the effect of shallow gas on the underlying stratum and its application》", SEG TECHNICAL PROGRAM EXPANDED ABSTRACTS 2017, pages 2376 - 2380 * |
| 何兵寿等: "《非零井源距VSP多分量地震资料逆时偏移》", 山东科技大学学报(自然科学版), vol. 29, no. 2, 30 April 2010 (2010-04-30), pages 1 - 7 * |
| 关小平: "《利用Parker公式反演界面的一种有效方法》", 物探化探计算技术, vol. 13, no. 3, 31 August 1991 (1991-08-31), pages 236 - 242 * |
| 刘爱群等: "《琼东南盆地二号断裂带坡折区速度研究进展》", 物探与化探, vol. 36, no. 6, pages 922 - 927 * |
| 方晨等: "《窟窿山逆掩推覆带速度建场及其特征》", 新疆石油地质, vol. 25, no. 3, pages 280 - 282 * |
| 朱卫星等: "《测井地震联合反演在地质导向风险控制中的应用》", 石油地球物理勘探, vol. 48, no. 1, 31 December 2013 (2013-12-31), pages 181 - 185 * |
| 李学义: "《四川盆地油气地震勘探现状及前景展望》", 天然气工业, vol. 18, no. 6, pages 24 - 29 * |
| 李建文: "《瞬变电磁勘探资料精准处理技术》", 陕西煤炭, no. 4, pages 161 - 165 * |
| 殷文等: "《VSP时差分析及时深关系校正》", 地球物理学进展, vol. 29, no. 6, pages 2823 - 2830 * |
| 王玉梅等: "《速度异常分析与构造成图技术研究》", 石油物探, vol. 42, no. 1, pages 102 - 106 * |
| 赵海英等: "《基于VSP的地震层位综合标定方法》", 石油地球物理勘探, vol. 51, no. 1, pages 84 - 92 * |
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