CN104963657B - Numerical reservoir simulation method and device based on the constraint of high water-cut stage Monitoring Data - Google Patents
Numerical reservoir simulation method and device based on the constraint of high water-cut stage Monitoring Data Download PDFInfo
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Abstract
A kind of numerical reservoir simulation method and device based on the constraint of high water-cut stage Monitoring Data, the numerical reservoir simulation method include：Producing well, injection well and Reservoir Data are obtained, determines the dynamic parameter and static parameter of each well and oil reservoir；The water logging three dimensions feature of log analysis data generation different time in static parameter；Inspection shaft in dynamic parameter core data generation different time Remaining Oil Distribution；Geological model is established according to the static parameter of oil reservoir, and geological model initialized according to original formation pressure distribution or the relation of pressure and depth, and rock, fluid properties；History matching is carried out to the geological model after initialization, generates history matching result；The history matching of reservoir numerical simulation is carried out according to water logging three dimensions feature, Remaining Oil Distribution and history matching result.The oil reservoir that the present invention realizes the high water-cut development stage to different Flooding Characteristics, remaining oil distribution feature carries out high resolution numerical simulation.
Description
Technical field
The present invention relates to Research Numerical Simulation Techique, more particularly to a kind of oil reservoir based on the constraint of high water-cut stage Monitoring Data
Method for numerical simulation and device.
Background technology
China major part oil field has subsequently entered High water cut and ultra-high water cut stage by the exploitation of decades.Contain according to each oil field
The statistics of water and recoverable reserves recovery percent of reserves, except Changqing oilfields are aqueous be less than 60% in addition to, other oil fields all up to 70% with
On, in High water cut and ultra-high water-containing development period.The potentiality to be exploited for excavating old filed is one of pendulum in face of oil worker
Difficult task, its remaining oil distribution are sufficiently complex.Reservoir numerical simulation is the most scientific, most practical of searching remaining oil distribution
Technological means, nearly ten years, with the rapid development of computer technology, numerical simulation technology is constantly improved, and some are new
Technology and new method constantly maturation are simultaneously applied.Wherein fine history matching technology can be carried out using advanced graphing capability with
Track history matching and figure shows.It is exactly that graphically history matching process is shown step by step to track history matching technology
Show, interrupted at any time when as a result undesirable, continue to be fitted after adjusting parameter, the time can be saved, shorten simulation cycle, it is relatively accurate
The plate that water logging well log interpretation data and inspection shaft coring data are formed can serve as a kind of constraint object of history matching.
Extensive grid to be concentrated mainly on for the research that High Water Cut Reservoir numerical simulation technology is done finely oily in recent years
Numerical simulation is hidden, the reservoir numerical simulation of reservoir rock and fluid parameter change is considered stage by stage and is opened for small geologic element
Diagonal solving sparse linear equations on a large scale when reservoir numerical simulation of exhibition etc., such as Wang Baohua are simulated for three-phase black oil simulator
Group storage takes a large amount of internal memories, solves the problem of time-consuming, studies compression storage and the method for solving of Large Scale Sparse coefficient matrix
(Wang Baohua, Wu Shuhong, Korea Spro great Kuang, wait the block of Large Scale Numerical Simulation of Reservoir to compress storage and solve, Petroleum finance,
04 phase in 2014).Gao Bo Yu etc. is from the black oil simulator in Eclipse numerical simulation softwares, using numerical reservoir mould stage by stage
Method and vertically divide equally (PEBI) mesh generation technology the Sand member of two area's shaerbuer mountain of Tuo21 fault block the 3rd has been carried out high water-cut stage oil
Tibetan numerical simulation (Gao Bo Yu, Peng Shimi, Huang Shuwang, wait High Water Cut Reservoirs Careful Numerical Simulation to study, University of Petroleum's journal,
02 phase in 2005).Although these researchs improve calculating speed and the description precision to geologic feature, all not to history
The precision of fitting is further explored.
The content of the invention
The embodiments of the invention provide a kind of numerical reservoir simulation method based on the constraint of high water-cut stage Monitoring Data, with right
Different Flooding Characteristics, the oil reservoir in high water-cut development stage of remaining oil distribution feature carry out high resolution numerical simulation, are science
Foundation is provided using Research Numerical Simulation Techique, reaches the purpose for improving recovery ratio.
To achieve these goals, the embodiments of the invention provide a kind of oil reservoir based on the constraint of high water-cut stage Monitoring Data
Method for numerical simulation, described numerical reservoir simulation method include：
Producing well, injection well and Reservoir Data are obtained, determines the dynamic parameter and static parameter of each well and oil reservoir；
The water logging three dimensions feature of log analysis data generation different time in the static parameter；
Inspection shaft in the dynamic parameter core data generation different time Remaining Oil Distribution；
Geological model is established according to the static parameter of oil reservoir, and according to original formation pressure distribution or pressure and depth
Relation, and rock, fluid properties initialize to the geological model；
History matching is carried out to the geological model after initialization, generates history matching result；
Reservoir numerical simulation is carried out according to the water logging three dimensions feature, Remaining Oil Distribution and history matching result
History matching.
In one embodiment, the water logging three dimensions of the log analysis data generation different time in the static parameter
Feature, including：
Sand-body distribution is portrayed according to core data, SEDIMENTARY FACIES ANALYSIS data of the structural configuration of oil reservoir purpose of horizon, inspection shaft
And connection model；
Different time well log interpretation achievement is extracted from the log analysis data；
Taken according to intake profile test data, oil-producing section plane test data, individual well Production development data and the inspection shaft
Calculation evidence and different time well log interpretation achievement generation different time water out behavior and injection water flow direction；
During according to the sand-body distribution, connection model, different time water out behavior and different injection water flow direction generation
Between water logging three dimensions feature.
In one embodiment, the inspection shaft in the dynamic parameter core data generation different time remaining oil distribution
Rule, including：
Cored according to the inspection shaft number of plies and thickness of data statistics different type reservoir difference water flushed condition；
According to the number of plies of the different type reservoir difference water flushed condition and the number of plies of thickness statistics remaining oil aggregation reservoir
And thickness；
The number of plies of reservoir is assembled according to the remaining oil and thickness arranges the Remaining Oil Distribution of different time.
In one embodiment, carried out according to the water logging three dimensions feature, Remaining Oil Distribution and history matching result
The history matching of reservoir numerical simulation, including：
The history matching result and the water logging three dimensions feature and Remaining Oil Distribution are contrasted, generated
Comparing result；
Numerical reservoir model parameter is adjusted according to the comparing result, to improve history matching degree.
In one embodiment, the static parameter includes：The well location coordinate of every mouthful of well, completion mode, perforating depth, well head,
Well depth, hole deviation and well track data, structural configuration, log analysis data, seismic interpretation data and the tomography of oil reservoir purpose of horizon
Data, porosity, permeability, oil saturation and the original formation pressure parameter of purpose of horizon, rock and fluid in stratum
High pressure property data, SEDIMENTARY FACIES ANALYSIS data.
In one embodiment, the dynamic parameter includes：Individual well Production development data, intake profile test data, oil-producing cut open
Face test data, water logging log analysis data and inspection shaft are cored data.
To achieve these goals, the embodiment of the present invention additionally provides a kind of oil based on the constraint of high water-cut stage Monitoring Data
Numerical simulation device is hidden, described reservoir numerical simulation device includes：
Parameter acquiring unit, for obtaining producing well, injection well and Reservoir Data, determine the dynamic parameter of each well and oil reservoir
And static parameter；
Space characteristics generation unit, the water for the log analysis data generation different time in the static parameter
Flood three dimensions feature；
Regularity of distribution generation unit, cored data generation different time for inspection shaft in the dynamic parameter
Remaining oil；
Geological model generation unit, for establishing geological model according to the static parameter of oil reservoir, and according to being primitively laminated
Power is distributed or the relation of pressure and depth, and rock, fluid properties initialize to the geological model；
Fitting unit is simulated, for carrying out history matching to the geological model after initialization, generates history matching knot
Fruit；
Reservoir numerical simulation unit, for being intended according to the water logging three dimensions feature, Remaining Oil Distribution and history
Close the history matching that result carries out reservoir numerical simulation.
In one embodiment, the space characteristics generation unit includes：
Module is portrayed, is cored data, SEDIMENTARY FACIES ANALYSIS data for the structural configuration according to oil reservoir purpose of horizon, inspection shaft
Portray sand-body distribution and connection model；
Achievement extraction module, for extracting different time well log interpretation achievement from the log analysis data；
Water filling information generating module, it is dynamic for being produced according to intake profile test data, oil-producing section plane test data, individual well
State data and the inspection shaft core data and different time well log interpretation achievement generation different time water out behavior and injection water
Flow direction；
Space characteristics generation module, for according to the sand-body distribution, connection model, different time water out behavior and injection
Water flow direction generates the water logging three dimensions feature of different time.
In one embodiment, the regularity of distribution generation unit includes：
Water flushed condition Information Statistics module, for being cored data statistics different type reservoir difference water according to the inspection shaft
Wash the number of plies and thickness of situation；
Assemble reservoir statistical module, counted for the number of plies according to the different type reservoir difference water flushed condition and thickness
Remaining oil assembles the number of plies and thickness of reservoir；
Regularity of distribution sorting module, the number of plies and thickness for assembling reservoir according to the remaining oil arrange different time
Remaining Oil Distribution.
In one embodiment, the reservoir numerical simulation unit includes：
Comparing result generation module, for by the history matching result and the water logging three dimensions feature and remaining oil
The regularity of distribution is contrasted, and generates comparing result；
Parameter adjustment module, for adjusting numerical reservoir model parameter according to the comparing result, to improve history matching
Degree.
In one embodiment, the static parameter includes：The well location coordinate of every mouthful of well, completion mode, perforating depth, well head,
Well depth, hole deviation and well track data, structural configuration, log analysis data, seismic interpretation data and the tomography of oil reservoir purpose of horizon
Data, porosity, permeability, oil saturation and the original formation pressure parameter of purpose of horizon, rock and fluid in stratum
High pressure property data, SEDIMENTARY FACIES ANALYSIS data.
In one embodiment, the dynamic parameter includes：Individual well Production development data, intake profile test data, oil-producing cut open
Face test data, water logging log analysis data and inspection shaft are cored data.
The beneficial effect of the embodiment of the present invention is, by the present invention, realizes to different Flooding Characteristics, remaining oil distribution
The oil reservoir in the high water-cut development stage of feature carries out high resolution numerical simulation, is provided for science using Research Numerical Simulation Techique
Foundation, the purpose for improving recovery ratio is reached.Specifically, for high water cut stage, using water logging log analysis data, check
Well data constraint of coring obtains higher history matching precision, can more accurately quantitative analysis oil reservoir residue oilreserves and
Remaining oil position is specified, can more accurately simulate the regularity of distribution of Flooding Characteristics, research is injected water flow direction and involved
Region.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the numerical reservoir simulation method flow based on the constraint of high water-cut stage Monitoring Data in one embodiment of the invention
Figure；
Fig. 2 is the generation method flow chart of water logging three dimensions feature in the embodiment of the present invention；
Fig. 3 is grand celebration Xing Liuzhong area S2-8 sand-body distribution situation schematic diagrams in the embodiment of the present invention；
Fig. 4 A to Fig. 4 C are grand celebration Xing Liuzhong areas S2-8 one-time pad encryptions, secondary encryption and Tertiary infilling in the embodiment of the present invention
Water logging situation schematic diagram；
Fig. 5 is grand celebration Xing Liuzhong area S2-8 Flooding Characteristics schematic diagrames in the embodiment of the present invention；
Fig. 6 is grand celebration Xing Liuzhong area S2-8 remaining oil distribution reservoir numerical simulation result schematic diagrams in the embodiment of the present invention；
Fig. 7 is the flow chart for the Remaining Oil Distribution that different time is generated in the embodiment of the present invention；
Fig. 8 is a kind of independent off-balancesheet difference water flushed condition number of plies schematic diagram of the class reservoir of apricot hilllock three in the embodiment of the present invention；
Fig. 9 is a kind of independent off-balancesheet difference water flushed condition thickness schematic diagram of the class reservoir of apricot hilllock three in the embodiment of the present invention；
Figure 10 is a kind of independent off-balancesheet different type remaining oil thickness signal of the class reservoir of apricot hilllock three in the embodiment of the present invention
Figure；
Figure 11 is the history matching flow chart of reservoir numerical simulation in the embodiment of the present invention；
Figure 12 is the numerical reservoir simulation method stream based on the constraint of high water-cut stage Monitoring Data in another embodiment of the present invention
Cheng Tu；
Figure 13 is the structured flowchart of the reservoir numerical simulation device of the embodiment of the present invention；
Figure 14 is the structured flowchart of the space characteristics generation unit 1302 of the embodiment of the present invention；
Figure 15 is the structured flowchart of the regularity of distribution generation unit 1303 of the embodiment of the present invention；
Figure 16 is the structured flowchart of the reservoir numerical simulation unit 1306 of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
In order to solve problems of the prior art, the embodiments of the invention provide one kind based on high water-cut stage monitoring number
According to the numerical reservoir simulation method of constraint, as shown in figure 1, described numerical reservoir simulation method includes：
Step 101：Producing well, injection well and Reservoir Data are obtained, determines the dynamic parameter of each well and oil reservoir and static ginseng
Number；
Step 102：The water logging three dimensions of log analysis data generation different time in the static parameter is special
Sign；
Step 103：Inspection shaft in the dynamic parameter core data generation different time remaining oil distribution rule
Rule；
Step 104：Geological model is established according to the static parameter of oil reservoir, and according to original formation pressure distribution or pressure
The geological model is initialized with the relation of depth, and rock, fluid properties.
When it is implemented, need to set nonlinear analysis control parameter：Computational accuracy, the initialization of iterative number are set
Calculate data (three-dimensional pressure and saturation field data and time data of initialization geological model).
Step 105：History matching is carried out to the geological model after initialization, generates history matching result；
Step 106：Oil reservoir is carried out according to the water logging three dimensions feature, Remaining Oil Distribution and history matching result
The history matching of numerical simulation.
Flow as shown in Figure 1 understands that the water logging that the present invention generates different time according to log analysis data first is three-dimensional
Space characteristics, then the inspection shaft in dynamic parameter core data generation different time Remaining Oil Distribution, enter one
Step ground, establishes geological model according to the static parameter of oil reservoir and initializes the geological model, finally special according to water logging three dimensions
Sign, Remaining Oil Distribution and history matching result carry out the history matching of reservoir numerical simulation.With it, realizing pair
Different Flooding Characteristics, the oil reservoir in high water-cut development stage of remaining oil distribution feature carry out high resolution numerical simulation, are science
Foundation is provided using Research Numerical Simulation Techique, has reached the purpose for improving recovery ratio.
In step 101, it is determined that static parameter include：The well location coordinate of every mouthful of well, completion mode, perforating depth, well head,
Well depth, hole deviation and well track data, the structural configuration (including top surface, bottom surface structural map etc.) of oil reservoir purpose of horizon, well log interpretation
Data, seismic interpretation data and layer data, porosity, permeability, oil saturation and the original formation pressure of purpose of horizon
Parameter, the high pressure property data of rock and fluid (including phase percolation curve, capillary pressure curve, PTV data etc.) in stratum, deposition
Facies analysis data.
In step 101, it is determined that dynamic parameter include：Individual well Production development data (oil production, aquifer yield, gas production, gas
Oily ratio, moisture content, oil pressure, casing pressure, flowing bottomhole pressure (FBHP), with fluence), intake profile test data, oil-producing section plane test data, water logging
Log analysis data and inspection shaft are cored data.
, it is necessary to which the water logging of the log analysis data generation different time in above-mentioned static parameter is three-dimensional in step 102
Space characteristics, when it is implemented, as shown in Fig. 2 comprising the following steps：
Step 201：Portrayed according to core data, SEDIMENTARY FACIES ANALYSIS data of the structural configuration of oil reservoir purpose of horizon, inspection shaft
Sand-body distribution and connection model.Grand celebration Xing Liuzhong area S2-8 sand-body distribution situations are illustrated in Fig. 3.
Step 202：Different time well log interpretation achievement is extracted from the log analysis data, such as can be according to difference
The encryption phase time is extracted.
Step 203：According to intake profile test data, oil-producing section plane test data, individual well Production development data and described
Inspection shaft is cored data and different time well log interpretation achievement generation different time water out behavior and injection water flow direction.
Step 204：According to the sand-body distribution, connection model, different time water out behavior and the life of injection water flow direction
Into the water logging three dimensions feature of different time.Fig. 4 A to Fig. 4 C points show grand celebration Xing Liuzhong areas S2-8 one-time pad encryptions, secondary
Encryption and the water logging situation of Tertiary infilling.
By the water logging interpretive analysis of the not same period time Encryption Well, on the basis of Encryption Well well post section remaining oil sign,
The test datas such as section are inhaled with reference to oil-water well Production development and production, (Fig. 5 is big for the Flooding Characteristics of description different times single sand (body)
Qing Xingliuzhong areas S2-8 Flooding Characteristics schematic diagram), instruct the history matching of oil-water well Production development and remaining oil distribution forecast (Fig. 6
For grand celebration Xing Liuzhong area S2-8 remaining oil distribution reservoir numerical simulations result schematic diagram).
, it is necessary to which the inspection shaft in the dynamic parameter is cored, data generate the remaining oil of different time in step 103
The regularity of distribution, when it is implemented, as shown in fig. 7, comprises following steps：
Step 701：Cored according to the inspection shaft number of plies and thickness of data statistics different type reservoir difference water flushed condition
Degree.Fig. 8 and Fig. 9 has counted a kind of independent off-balancesheet difference water flushed condition number of plies and thickness in the class reservoir of grand celebration Xingshugang oilfield three respectively
Degree.
Step 702：According to the number of plies of the different type reservoir difference water flushed condition and thickness statistics remaining oil aggregation storage
The number of plies and thickness of layer.A kind of independent off-balancesheet different type remaining oil thickness of the class reservoir of grand celebration apricot hilllock three is shown in Figure 10.
Step 703：The number of plies of reservoir is assembled according to the remaining oil and thickness arranges the remaining oil distribution rule of different time
Rule., it is necessary to divide remaining oil type with reference to inspection shaft data of coring, such as laminar remaining oil is all kinds of thickness lists in the step
Bottom does not wash thickness in the top that sand layer thickness is 0-0.2；Top remaining oil is that thickness is not washed at the top of other thickness classification single sand
Degree；Middle part, the same top in bottom；Interlayer：The holostrome of all thickness does not wash thickness.
, it is necessary to be entered according to water logging three dimensions feature, Remaining Oil Distribution and the history matching result in step 106
The history matching of row reservoir numerical simulation, when it is implemented, as shown in figure 11, comprising the following steps：
Step 1101：The history matching result and the water logging three dimensions feature and Remaining Oil Distribution are carried out
Contrast, generate comparing result；
Step 1102：Numerical reservoir model parameter is adjusted according to the comparing result, to improve history matching degree.
In one embodiment, it is ± 30% that porosity, which allows to change scope,；Permeability is considered as Uncertain parameter, can change scope ±
3 times or more；Effective thickness, due to coming from log data, and data comparison of coring higher 30% or so, mainly caliche and
Muddy intercalation does not pick out completely, is considered as Uncertain parameter, adjustable extent -30% or so；Fluid compressibility comes from laboratory
Measure, excursion is small, is considered as determination parameter；Rock compressibility comes from measuring, but by saturation fluid in rock and answers
The influence of power state, there is certain excursion；The non-effective part being connected simultaneously in sandstone with effective thickness, also there is certain hole
Including fluid, certain elastic reaction is played in oil-gas migration.Thus, it is allowed to rock compressibility, which can expand, to be twice；Relatively
Permeability curve is considered as Uncertain parameter, it is allowed to makees suitably modified；Oil, the PVT properties of gas, are considered as determination parameter；Oil-water interfaces,
In the case that data are few, it is allowed to change within the specific limits.
Can be summarized by the flow chart shown in Figure 12 in Fig. 1, Fig. 2 Fig. 7, Figure 11, reservoir numerical simulation side of the invention
Method includes two branching steps in left and right, records, repeats no more in detail in Figure 12.
In the present invention, for high water cut stage, using water logging log analysis data, inspection shaft core data constraint obtain compared with
High history matching precision, can more accurately quantitative analysis oil reservoir residue oilreserves and clear and definite remaining oil position, can
More accurately simulate the regularity of distribution of Flooding Characteristics, research injection water flow direction and the region involved.
The embodiments of the invention provide the reservoir numerical simulation device constrained based on high water-cut stage Monitoring Data, such as Figure 13 institutes
Show, the reservoir numerical simulation device of the embodiment of the present invention includes：Parameter acquiring unit 1301, space characteristics generation unit 1302,
Regularity of distribution generation unit 1303, geological model generation unit 1304, simulate fitting unit 1305 and reservoir numerical simulation unit
1306。
Parameter acquiring unit 1301 is used to obtain producing well, injection well and Reservoir Data, determines the dynamic of each well and oil reservoir
Parameter and static parameter；
The log analysis data generation different time that space characteristics generation unit 1302 is used in the static parameter
Water logging three dimensions feature；
Regularity of distribution generation unit 1303 be used for inspection shaft in the dynamic parameter core data generation it is different when
Between remaining oil；
Geological model generation unit 1304 is used to establish geological model according to the static parameter of oil reservoir, and according to prime stratum
The relation of pressure distribution or pressure and depth, and rock, fluid properties initialize to the geological model；
Simulate fitting unit 1305 to be used to carry out history matching to the geological model after initialization, generate history matching
As a result；
Reservoir numerical simulation unit 1306 is used for according to water logging three dimensions feature, Remaining Oil Distribution and the history
Fitting result carries out the history matching of reservoir numerical simulation.
In one embodiment, static parameter includes：The well location coordinate of every mouthful of well, completion mode, perforating depth, well head, well depth,
Hole deviation and well track data, structural configuration, log analysis data, seismic interpretation data and the layer data of oil reservoir purpose of horizon,
Porosity, permeability, oil saturation and the original formation pressure parameter of purpose of horizon, the high pressure thing of rock and fluid in stratum
Property data, SEDIMENTARY FACIES ANALYSIS data.
In one embodiment, dynamic parameter includes：Individual well Production development data, intake profile test data, oil-producing section are surveyed
Examination data, water logging log analysis data and inspection shaft are cored data.
In one embodiment, as shown in figure 14, space characteristics generation unit 1302 can include：Portray module 1401, achievement
Extraction module 1402, water filling information generating module 1403 and space characteristics generation module 1404.
Module 1401 is portrayed to be used to be cored data, SEDIMENTARY FACIES ANALYSIS according to the structural configuration of oil reservoir purpose of horizon, inspection shaft
Data portray sand-body distribution and connection model；
Achievement extraction module 1402 is used to extract different time well log interpretation achievement from the log analysis data；
Water filling information generating module 1403 is used to be given birth to according to intake profile test data, oil-producing section plane test data, individual well
Production dynamic data and the inspection shaft are cored data and different time well log interpretation achievement generation different time water out behavior and note
Enter water flow direction；
Space characteristics generation module 1404 be used for according to the sand-body distribution, connection model, different time water out behavior and
Inject the water logging three dimensions feature of water flow direction generation different time.
In one embodiment, as shown in figure 15, regularity of distribution generation unit 1303 includes：Water flushed condition Information Statistics module
1501, assemble reservoir statistical module 1502 and regularity of distribution sorting module 1503.
Water flushed condition Information Statistics module 1501 is used to core data statistics different type reservoir not according to the inspection shaft
With the number of plies and thickness of water flushed condition；
Assemble reservoir statistical module 1502 for the number of plies and thickness according to the different type reservoir difference water flushed condition
Count the number of plies and thickness of remaining oil aggregation reservoir；
When regularity of distribution sorting module 1503 is used to assemble according to the remaining oil number of plies and the different thickness arrangement of reservoir
Between Remaining Oil Distribution.
In one embodiment, as shown in figure 16, reservoir numerical simulation unit 1306 includes：Comparing result generation module 1601 and
Parameter adjustment module 1602.
Comparing result generation module 1601 is used for the history matching result and the water logging three dimensions feature and remained
The excess oil regularity of distribution is contrasted, and generates comparing result；
Parameter adjustment module 1602 is used to adjust numerical reservoir model parameter according to the comparing result, to improve history plan
Conjunction degree.
In the present invention, for high water cut stage, using water logging log analysis data, inspection shaft core data constraint obtain compared with
High history matching precision, can more accurately quantitative analysis oil reservoir residue oilreserves and clear and definite remaining oil position, can
More accurately simulate the regularity of distribution of Flooding Characteristics, research injection water flow direction and the region involved.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program
Product.Therefore, the present invention can use the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware
Apply the form of example.Moreover, the present invention can use the computer for wherein including computer usable program code in one or more
The computer program production that usable storage medium is implemented on (including but is not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram
Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided
The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real
The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.
These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or
The function of being specified in multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or
The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in individual square frame or multiple square frames.
Apply specific embodiment in the present invention to be set forth the principle and embodiment of the present invention, above example
Explanation be only intended to help understand the present invention method and its core concept；Meanwhile for those of ordinary skill in the art,
According to the thought of the present invention, there will be changes in specific embodiments and applications, in summary, in this specification
Appearance should not be construed as limiting the invention.
Claims (8)
- A kind of 1. numerical reservoir simulation method based on the constraint of high water-cut stage Monitoring Data, it is characterised in that described oil reservoir number Value analogy method includes：Producing well, injection well and Reservoir Data are obtained, determines the dynamic parameter and static parameter of each well and oil reservoir；The static ginseng Number includes：Well location coordinate, completion mode, perforating depth, well head, well depth, hole deviation and the well track data of every mouthful of well, oil reservoir purpose Structural configuration, log analysis data, seismic interpretation data and the layer data of layer position, the porosity of purpose of horizon, permeability, contain Oily saturation degree and original formation pressure parameter, the high pressure property data of rock and fluid in stratum, SEDIMENTARY FACIES ANALYSIS data；It is described Dynamic parameter includes：Individual well Production development data, intake profile test data, oil-producing section plane test data, water logging well log interpretation Data and inspection shaft are cored data；The water logging three dimensions feature of log analysis data generation different time in the static parameter；Inspection shaft in the dynamic parameter core data generation different time Remaining Oil Distribution；Geological model is established according to the static parameter of oil reservoir, and according to original formation pressure distribution or the pass of pressure and depth System, and rock, fluid properties initialize to the geological model；History matching is carried out to the geological model after initialization, generates history matching result；Going through for reservoir numerical simulation is carried out according to the water logging three dimensions feature, Remaining Oil Distribution and history matching result History is fitted.
- 2. numerical reservoir simulation method according to claim 1, it is characterised in that according to the well logging in the static parameter The water logging three dimensions feature of data generation different time is explained, including：Sand-body distribution and company are portrayed according to core data, SEDIMENTARY FACIES ANALYSIS data of the structural configuration of oil reservoir purpose of horizon, inspection shaft Logical pattern；Different time well log interpretation achievement is extracted from the log analysis data；Cored number according to intake profile test data, oil-producing section plane test data, individual well Production development data and the inspection shaft According to and different time well log interpretation achievement generation different time water out behavior and injection water flow direction；According to the sand-body distribution, connection model, different time water out behavior and injection water flow direction generation different time Water logging three dimensions feature.
- 3. numerical reservoir simulation method according to claim 1, it is characterised in that according to the inspection in the dynamic parameter Well core data generation different time Remaining Oil Distribution, including：Cored according to the inspection shaft number of plies and thickness of data statistics different type reservoir difference water flushed condition；According to the number of plies of the different type reservoir difference water flushed condition and the number of plies and thickness of thickness statistics remaining oil aggregation reservoir Degree；The number of plies of reservoir is assembled according to the remaining oil and thickness arranges the Remaining Oil Distribution of different time.
- 4. numerical reservoir simulation method according to claim 1, it is characterised in that special according to the water logging three dimensions Sign, Remaining Oil Distribution and history matching result carry out the history matching of reservoir numerical simulation, including：The history matching result and the water logging three dimensions feature and Remaining Oil Distribution are contrasted, generation contrast As a result；Numerical reservoir model parameter is adjusted according to the comparing result, to improve history matching degree.
- A kind of 5. reservoir numerical simulation device based on the constraint of high water-cut stage Monitoring Data, it is characterised in that described oil reservoir number Value analogue means includes：Parameter acquiring unit, for obtaining producing well, injection well and Reservoir Data, determine the dynamic parameter of each well and oil reservoir and quiet State parameter；The static parameter includes：Well location coordinate, completion mode, perforating depth, well head, well depth, hole deviation and the well of every mouthful of well Track data, structural configuration, log analysis data, seismic interpretation data and the layer data of oil reservoir purpose of horizon, purpose of horizon Porosity, permeability, oil saturation and original formation pressure parameter, the high pressure property data of rock and fluid in stratum, SEDIMENTARY FACIES ANALYSIS data；The dynamic parameter includes：Individual well Production development data, intake profile test data, oil-producing section are surveyed Examination data, water logging log analysis data and inspection shaft are cored data；Space characteristics generation unit, the water logging three for the log analysis data generation different time in the static parameter Dimension space feature；Regularity of distribution generation unit, the residue for data generation different time of being cored for the inspection shaft in the dynamic parameter Oil；Geological model generation unit, for establishing geological model according to the static parameter of oil reservoir, and according to original formation pressure point The relation of cloth or pressure and depth, and rock, fluid properties initialize to the geological model；Fitting unit is simulated, for carrying out history matching to the geological model after initialization, generates history matching result；Reservoir numerical simulation unit, for according to water logging three dimensions feature, Remaining Oil Distribution and the history matching knot Fruit carries out the history matching of reservoir numerical simulation.
- 6. reservoir numerical simulation device according to claim 5, it is characterised in that the space characteristics generation unit bag Include：Module is portrayed, is portrayed for core data, SEDIMENTARY FACIES ANALYSIS data of the structural configuration according to oil reservoir purpose of horizon, inspection shaft Sand-body distribution and connection model；Achievement extraction module, for extracting different time well log interpretation achievement from the log analysis data；Water filling information generating module, for according to intake profile test data, oil-producing section plane test data, individual well Production development number According to and the inspection shaft core data and different time well log interpretation achievement generation different time water out behavior and injection water flowing Direction；Space characteristics generation module, for according to the sand-body distribution, connection model, different time water out behavior and injection current The water logging three dimensions feature of dynamic direction generation different time.
- 7. reservoir numerical simulation device according to claim 5, it is characterised in that the regularity of distribution generation unit bag Include：Water flushed condition Information Statistics module, for being cored according to the inspection shaft, data statistics different type reservoir is different to wash shape The number of plies and thickness of condition；Assemble reservoir statistical module, it is remaining for the number of plies according to the different type reservoir difference water flushed condition and thickness statistics The number of plies and thickness of oil aggregation reservoir；Regularity of distribution sorting module, the number of plies and thickness for assembling reservoir according to the remaining oil arrange the residue of different time The oily regularity of distribution.
- 8. reservoir numerical simulation device according to claim 5, it is characterised in that the reservoir numerical simulation unit bag Include：Comparing result generation module, for by the history matching result and the water logging three dimensions feature and remaining oil distribution Rule is contrasted, and generates comparing result；Parameter adjustment module, for adjusting numerical reservoir model parameter according to the comparing result, to improve history matching degree.
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