CN107884820A - A kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure - Google Patents
A kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure Download PDFInfo
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- 239000004576 sand Substances 0.000 title claims abstract description 38
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- 241001415846 Procellariidae Species 0.000 claims abstract description 23
- 238000003325 tomography Methods 0.000 claims description 16
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- 238000011160 research Methods 0.000 claims description 9
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/28—Processing seismic data, e.g. for interpretation or for event detection
- G01V1/282—Application of seismic models, synthetic seismograms
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Abstract
The invention discloses a kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure, comprise the following steps：1) the main explanation module of Landmark integrated interpretation softwares and data output format are determined；2) organized data format conversion program order, effective linking of Landmark and Petrel data between software is realized；3) determine that the modeling of Petrel three-dimensional geological modelings software construction mainly employs module and data format；4) Petrel and GeoMap data between software format conversion program orders are worked out, realize the shared of data between software；5) using GeoMap industrialization Become the picture softwares, translated data loading GeoMap is realized that mass is quick, accurate tectonic ore-forming.Three kinds of softwares are utilized by collaboration in the present invention, batch works out substratum structural map, sand body micro-structure figure, reduces the workload of development phase a large amount of fine structures map establishments, improves map compilation efficiency.
Description
Technical field
The invention belongs to oil development technical field, and oil reservoir development stage, collaboration profit are directed to more specifically to one kind
Quickly, accurately method of the substratum construction with sand body micro-structure into figure is carried out with Landmark-Petrel-GeoMap softwares.
Background technology
In phase of development, particularly mid-late oilfield development, more and more finer, oil reservoir layer thickness division is studied to oil reservoir
With tectonic cycle period rank more and more higher, it is necessary to work out substratum structural map, even sand body micro-structure figure, the workload of structural map establishment
It is increasing.Landmark integrated interpretations software is influenceed by seismic interpretation precision, and interpretation horizon direct mapping can not meet
The needs of the residual production potential that develops oil fields adjustment；And traditional GeoMap software programmings substratum structural map, sand body micro-structure figure are, it is necessary to hand
Work carries out demarcation and the manual drawing construction line of well point altitude data, and not only efficiency is low for conventional method, working strength is big, Er Qiebian
The map precision of system is low, easily occurs construction line between levels position structural map, particularly micro-structure figure and wears layer and fault plane distortion
Geology contradiction.
The content of the invention
In view of the deficienciess of the prior art, object of the present invention is to provide a kind of quick accurate progress substratum construction
Method with sand body micro-structure into figure, it is reasonable in design, it is phase of development, particularly mid-late oilfield development, oil reservoir is fine
Research process improve substratum structural map, sand body micro-structure figure establishment efficiency, cartographic accuracy and provide practicable technical system.
To achieve the above object, the invention provides following technical scheme：
A kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure, it is characterised in that：Including following step
Suddenly：
1) the main explanation module of Landmark integrated interpretation softwares and data output format are determined；
2) organized data format conversion program order, effective rank of Landmark and Petrel data between software is realized
Connect；
3) determine that the modeling of Petrel three-dimensional geological modelings software construction mainly employs module and data format；
4) Petrel and GeoMap data between software format conversion program orders are worked out, realize being total to for data between software
Enjoy；
5) using GeoMap industrialization Become the picture softwares, translated data loading GeoMap is realized that mass is quick, accurate
Tectonic ore-forming.
As a kind of technical scheme of optimization, in step 1), using Landmark integrated interpretation softwares, well shake, which combines, opens
The regional oil group level layer position Interface Construction of exhibition is explained, determines the construction feature of oil reservoir region geologic horizon, including seismic horizon
Four demarcation, layer position and fault interpretation, time and depth transfer and data output aspects：
1), seismic layer labeling：Horizon calibration is connection earthquake, the bridge of geology, and well logging is utilized in SynTool modules
Data make synthetic seismogram, make synthetic seismogram and well lie seismic channel Corresponding matching with reference to wave group feature, by earthquake
Axle assigns correct geological Significance；
2), layer position and fault interpretation：On the basis of seismic layer labeling, interpretation layer is established in SeisWorks modules
The skeleton section and control framework of position, carry out whole district's closure and explain；Reasonable combination fault plane relation；
3), time and depth transfer：Using depth relation curve during individual well, Time-depth transforming velocity model is established in TDQ modules, when
Between domain seismic interpretation aspect be converted into Depth Domain aspect, it is ensured that tectonic ore-forming it is accurate；
4), data output：In SeismicTools modules, construction aspect, the polygon figurate number of tomography are completed with .dat forms
According to output.
As a kind of technical scheme of optimization, in step 2), organized data format conversion program order, realize
Effective linking of Landmark and Petrel data between software；The plane data that Landmark is explained includes wire size, Taoist monastic name, put down
Areal coordinate and elevation, layer data include plane coordinates and tomography number；Conversion program needs to extract in Landmark plane datas
Plane coordinates and altitude data, indicate that Landmark layer datas interrupt number of layers and each tomography of closure.
As a kind of technical scheme of optimization, in step 3), using modeling module is constructed, pass through seismic interpretation layer position
The fine individual-layer data collaboration constraint of bedding plane structure trend and well point, establishes oil reservoir fine structures model, and to each detailed level position structure
Line and the extraction of fault line batch dataization, output are made, including：
1), in modeling module is constructed, the regionality oil group level top bottom explained using landmark constructs aspect, tomography number
According to foundation research area's tectonic framework model；
2), it is layered with reference to individual well fine geology, using " MakeZone " function is constructed in modeling module, in tectonic framework mould
Interpolation establishes substratum or single sand fine structures model in type；
The stratum stacking type of interpolation aspect and top round floor includes proportional-type, degrades type and onlap type, and it is suitable to choose
Stratum is stacked pattern and carries out aspect interpolation, establishes the substratum or single sand fine structures model for meeting research area's stratum characteristic；
Proportional-type：Internal aspect is parallel with top, bottom surface；
Degrade type：Internal aspect is parallel with bottom surface, and with top surface is at an acute angle intersects；
Onlap type：Internal aspect with bottom surface is at an acute angle intersects, it is and parallel with top surface；
3) the construction line and fault line data of each substratum or single sand in fine structures model, are extracted, and with CPS-
3Lines (ASCII) form exports.
As a kind of technical scheme of optimization, in step 4), there was only the coordinate of each line segment in Petrel formatted datas
And height value, GeoMap formatted datas need to specify the coordinate points number for forming each line segment and corresponding height value；According to form
Conversion requirements, Petrel and GeoMap data between software format conversion program orders are worked out, realize the shared of data between software.
As a kind of technical scheme of optimization, in step 5), in GeoMap industrializes Become the picture software, " numeral is utilized
" importing curve " data loading function in drawing ", translated data loading GeoMap is realized that mass is quick, is accurately configured to
Figure.
By adopting the above-described technical solution, compared with prior art, the invention has the advantages that：
1) tri- kinds of softwares of Landmark-Petrel-GeoMap are utilized by collaboration in the present invention, batch works out substratum construction
Figure, sand body micro-structure figure, reduce the workload of development phase a large amount of fine structures map establishments, improve map compilation effect
Rate.
2) tri- kinds of softwares of Landmark-Petrel-GeoMap are utilized by collaboration in the present invention, constructs the substratum of establishment
Figure, sand body micro-structure figure not only the fine individual-layer data in faithful to well point but also had met tectonic characteristic, improved the precision of structural map.
Referring to the drawings and embodiment the present invention will be further described.
Brief description of the drawings
Fig. 1 is the effect diagram of tectonic ore-forming method flow in an embodiment of the present invention；
Fig. 2 is the effect diagram that an embodiment of the present invention middle level position is demarcated as n- strong reflection axle upper limb；
Fig. 3 is the effect diagram of an embodiment of the present invention middle level position and fault interpretation；
Fig. 4 is the effect diagram of an embodiment of the present invention medium velocity model；
Fig. 5 is the effect diagram that aspect data format is constructed in an embodiment of the present invention；
Fig. 6 is the effect diagram for constructing data in an embodiment of the present invention in Petrel softwares；
Fig. 7 is the effect diagram of tectonic framework model in an embodiment of the present invention；
Fig. 8 is the effect diagram of fine structures model in an embodiment of the present invention；
Fig. 9 is the effect diagram that single sand constructs data in an embodiment of the present invention；
Figure 10 is the effect diagram of Petrel and GeoMap formatted datas in an embodiment of the present invention；
Figure 11 is the single sand structural map in an embodiment of the present invention.
Embodiment
Embodiment
A kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure, as shown in figure 1, including following step
Suddenly：
1st, the main explanation module of Landmark integrated interpretation softwares and data output format are determined
1), seismic layer labeling
Geology axle in the same direction is the reaction of different lithology or various years geological interface, passes through earthquake layer in SynTool modules
Position is demarcated assigns correct geological Significance to earthquake axle.Chad one phase PC blocks PC-2 wells K tops reflecting interface is by covering thick sand greatly
Rock transition mud stone, horizon calibration are n- strong reflection axle upper limb.KII tops are up and down sand and mud interstratifications, are weak reflection in earthquake, no
Continuously, difficult tracking.KIII, KIV, M top are all mud-sand reflecting interfaces, in showing as-strong reflection feature, and as shown in Figure 2.
2), layer position and fault interpretation
On the basis of seismic layer labeling, in SeisWorks modules, the purpose of horizon whole district is carried out according to wave group feature
Closure is explained, completes the combination of fracture system.The phase of Chad one studies area's tomography based on northwest (NW)-east southeast trend, develops 4 two levels
Tomography, tomography extend greater than 10 kilometers, develop 9 three-level tomographies, tomography extension 5-10 kilometers, control the formation of trap.Research
Trap 24 is developed in area altogether, and anticline 5, break 15, nose, and monocline trap 4, wherein Ronier-1 and Mimosa-4 oil fields are disconnected
Nose constructs, Ronier-4 oil fields arch structure, as shown in Figure 3.
3), time and depth transfer
In TDQ modules, by Time-depth transforming velocity model, time-domain seismic interpretation aspect is converted into Depth Domain layer
Face, it is ensured that tectonic ore-forming it is accurate.Depth rate pattern when being established using the phase of Chad one more wells, transformation model show interval of interest speed
Degree is in 2350-2660m/s, as shown in Figure 4.
4), data output
In SeismicTools modules, with .dat forms output the phase of Chad one research area's interpretation horizon construction aspect,
Tomography polygon data, as shown in Figure 5.
2nd, using Landmark and Petrel data between software format conversion program orders, that realizes data between software has
Effect linking.Plane data includes plane coordinates and altitude data after conversion, and tomography number is included in layer data and is closed
Each tomography, the data after conversion can be loaded directly into Petrel softwares, as shown in Figure 6.
3rd, determine that the modeling of Petrel three-dimensional geological modelings software construction mainly employs module and data format；
1) modeling module, is constructed using Petrel, the R4 blocks tomography explained using landmark pushes up bottom as border, with well point
Geological layering be control, push up bottom construction plane data be constraint trend, establish R4 research area's tectonic framework model, as shown in Figure 7.
2), it is layered as controlling with each well point fine geology, structure interpretation aspect is constraint trend, by stratum development models,
Using constructing in modeling module, " Make Zone " functions, interpolation establishes research area's fine structures model in tectonic framework model.
Chad one phase Ronier-4 oil fields are arch structure, proportionally type stratum development models, the interpolation in R4 tectonic framework models
Establish 41 single sand tectonic models, each single sand tectonic model both loyal well point geological layering, reflect Ronier4 again between well
The anticline feature in oil field, as shown in Figure 8.
3), extract, export the construction line and fault line data of each substratum or single sand in fine structures model, R4 blocks
The construction face and fault information of 41 single sands are contained in detailed geological model, extracts and exports each single sand construction aspect
Structrual contour and fault line data, as shown in Figure 9.
4), using Petrel and GeoMap data between software format conversion program orders, R4 block Petrel forms
Single sand construction data be converted to GeoMap formatted datas, as shown in Figure 10.
5) " importing curve " data loading function in GeoMap softwares " digital mapping " is utilized, the R4 block lists after conversion
Layer of sand construction data load the tectonic ore-forming for into GeoMap softwares, realizing each single sand of R4 blocks, as shown in figure 11.
Using the present invention complete the phase of the Niger one, the phase of Chad one 216 layers of single sand structural map of totally 7 fault-block oilfields volume
System, each oil field oil water relation, characteristics of reservoirs analysis are completed using these structural maps, oil area figure has been worked out, has carried out reserves
Calculate, appraisal, propose 27 mouthfuls encryption, adjustment of well location on this basis, have been carried out 12 mouthfuls, initial stage, individual well daily output was average
780BBL, obtain good development effectiveness.
Protection scope of the present invention is not limited merely to above-described embodiment, and all technical schemes for belonging under thinking of the present invention are equal
Belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, the present invention is not being departed from
Some improvements and modifications under the premise of principle, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (6)
- A kind of 1. quick accurate method for carrying out substratum construction with sand body micro-structure into figure, it is characterised in that：Comprise the following steps：1) the main explanation module of Landmark integrated interpretation softwares and data output format are determined；2) organized data format conversion program order, effective linking of Landmark and Petrel data between software is realized；3) determine that the modeling of Petrel three-dimensional geological modelings software construction mainly employs module and data format；4) Petrel and GeoMap data between software format conversion program orders are worked out, realize the shared of data between software；5) GeoMap industrialization Become the picture softwares are utilized, translated data loading GeoMap is realized that mass is quick, accurately constructs Cheng Tu.
- 2. a kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure according to claim 1, it is special Sign is：In step 1), using Landmark integrated interpretation softwares, well shake, which combines, carries out regional oil group level layer position interface structure Explanation is made, determines the construction feature of oil reservoir region geologic horizon, including seismic layer labeling, layer position and fault interpretation, Shi Shen Four aspects of conversion and data output：1), seismic layer labeling：Horizon calibration is connection earthquake, the bridge of geology, and well-log information is utilized in SynTool modules Synthetic seismogram is made, makes synthetic seismogram and well lie seismic channel Corresponding matching with reference to wave group feature, earthquake axle is assigned Give correct geological Significance；2), layer position and fault interpretation：On the basis of seismic layer labeling, interpretation horizon is established in SeisWorks modules Skeleton section and control framework, carry out whole district's closure and explain；Reasonable combination fault plane relation；3), time and depth transfer：Using depth relation curve during individual well, Time-depth transforming velocity model is established in TDQ modules, time-domain Seismic interpretation aspect is converted into Depth Domain aspect, it is ensured that tectonic ore-forming it is accurate；4), data output：In SeismicTools modules, construction aspect, tomography polygon data are completed with .dat forms Output.
- 3. a kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure according to claim 1, it is special Sign is：In step 2), organized data format conversion program order, Landmark and Petrel data between software is realized Effectively linking；The plane data that Landmark is explained includes wire size, Taoist monastic name, plane coordinates and elevation, and layer data includes plane Coordinate and tomography number；Conversion program needs to extract Landmark plane data midplane coordinates and altitude data, indicates Landmark layer datas interrupt number of layers and each tomography of closure.
- 4. a kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure according to claim 1, it is special Sign is：In step 3), using modeling module is constructed, finely divided by the bedding plane structure trend and well point of seismic interpretation layer position Layer data collaboration constraint, oil reservoir fine structures model is established, and each detailed level position construction line and fault line batch data are carried Take, export, including：1), in modeling module is constructed, the regionality oil group level top bottom explained using landmark constructs aspect, layer data, Establish research area's tectonic framework model；2), it is layered with reference to individual well fine geology, using constructing in modeling module " Make Zone " functions, in tectonic framework model Middle interpolation establishes substratum or single sand fine structures model；The stratum stacking type of interpolation aspect and top round floor includes proportional-type, degrades type and onlap type, chooses suitable stratum Stacked pattern carries out aspect interpolation, establishes the substratum or single sand fine structures model for meeting research area's stratum characteristic；Proportional-type：Internal aspect is parallel with top, bottom surface；Degrade type：Internal aspect is parallel with bottom surface, and with top surface is at an acute angle intersects；Onlap type：Internal aspect with bottom surface is at an acute angle intersects, it is and parallel with top surface；3) the construction line and fault line data of each substratum or single sand in fine structures model, are extracted, and with CPS-3Lines (ASCII) form exports.
- 5. a kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure according to claim 1, it is special Sign is：In step 4), there was only the coordinate and height value of each line segment in Petrel formatted datas, GeoMap formatted datas need Specify the coordinate points number for forming each line segment and corresponding height value；According to form conversion requirements, establishment Petrel and GeoMap data between software format conversion program orders, realize the shared of data between software.
- 6. a kind of quick accurate method for carrying out substratum construction with sand body micro-structure into figure according to claim 1, it is special Sign is：In step 5), in GeoMap industrializes Become the picture software, " importing curve " data in " digital mapping " are utilized to load Function, translated data loading GeoMap is realized that mass is quick, accurate tectonic ore-forming.
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| CN109215464A (en) * | 2018-09-11 | 2019-01-15 | 中国石油大学(华东) | Trap and oil reservoir three-dimensional concept model building method |
| CN110424955A (en) * | 2019-06-19 | 2019-11-08 | 中国石油化工股份有限公司 | A kind of complex fault block inside Tapping Potential Method |
| CN111691863A (en) * | 2019-03-14 | 2020-09-22 | 中国石油天然气股份有限公司 | Reservoir fracturing method and device |
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Application publication date: 20180406 |