CN105631754B - A kind of method and apparatus for the yield cross-sectional data determining overseas oil field - Google Patents
A kind of method and apparatus for the yield cross-sectional data determining overseas oil field Download PDFInfo
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Abstract
The embodiment of the present application provides a kind of method and apparatus of yield cross-sectional data for determining overseas oil field.This method comprises: determining the development mode in the overseas oil field according to the layer position geologic feature in the overseas oil field of acquisition and physical properties of fluids data；According to the development mode and corresponding well network design parameter determine in the preset time in the overseas oil field year by year to abandoned wells；The yield data to abandoned wells is determined based on the productivity analysis data of the overseas oilfield old well of acquisition；It is calculated natural declining rate and composite declining rate, well stimulation is averaged day oil increment data and single well controlled reserves data；To the yield data of abandoned wells, the natural declining rate and composite declining rate, the well stimulation day oil increment data are averaged and the single well controlled reserves data determine the yield cross-sectional data in the overseas oil field based on described.Certain implementation basis can be provided for oversea exploitation production project using technical solution provided by the embodiments of the present application.
Description
Technical field
The present invention relates to oil field development technical field of data processing more particularly to a kind of yield sections for determining overseas oil field
The method and apparatus of data.
Background technique
The yield section in oil field refers to the average annual daily oil production dynamic changing curve of oilfield planning scheme, the yield section in oil field
It can reflect production capacity size and dynamic change in oilfield development process.Therefore, yield section can provide number for oil field development
According to reference.
The yield section in oil field is all to be determined according to the exploitation data of oil field at home, but overseas oil field is opened in the prior art
Hair has some apparent differences compared with oil field at home, during developing overseas oil field, needs to consider contract term, warp
The factors such as benefit and political disturbance of Ji.Existing output in domestic cross-sectional data cannot provide centainly for oversea exploitation production project
Implementation basis.
Therefore, a kind of method for needing yield cross-sectional data for determining overseas oil field in the prior art can be abroad to open
Hair production project provides certain implementation basis, realizes high speed, the low investment, fast output, high benefit of oil field development, reaches conjunction
With production capacity expected in the time limit.
Summary of the invention
The purpose of the application is to provide a kind of method and apparatus of yield cross-sectional data for determining overseas oil field, can be sea
Outer development and production project provides certain implementation basis, realizes high speed, the low investment, fast output, high benefit of oil field development, reaches
Expected production capacity in Expiration Of Contract limit.
The method and apparatus of the yield cross-sectional data in the overseas oil field of determination provided by the present application are achieved in that
A method of determining the yield cross-sectional data in overseas oil field, which comprises
The exploitation in the overseas oil field is determined according to the layer position geologic feature in the overseas oil field of acquisition and physical properties of fluids data
Mode；
Calculate separately well network design parameter corresponding with the development mode；
The preset time in the overseas oil field is determined according to the development mode and the corresponding well network design parameter
Inside year by year to abandoned wells；
The yield data to abandoned wells is determined based on the productivity analysis data of the overseas oilfield old well of acquisition；
It analyzes data according to successively decreasing for the overseas oilfield old well of acquisition natural declining rate and composite decline is calculated
Rate；
Data are analyzed according to the well stimulation oil increasing effect of the overseas oilfield old well of acquisition, and well stimulation is calculated
Average day oil increment data；
Individual well control is calculated according to the oilfield reserve of the overseas oilfield old well of acquisition and whole production status data
Reserves data processed；
Based on described to the yield data of abandoned wells, the natural declining rate and composite declining rate, the well stimulation
Average day oil increment data and the single well controlled reserves data determine the yield cross-sectional data in the overseas oil field.
In a preferred embodiment, the method also includes:
Corresponding well stimulation is carried out to the oil well in the overseas oil field based on the natural declining rate and composite declining rate.
In a preferred embodiment, the method also includes:
It is averaged the volume increase of the old well in the corresponding overseas oil field of day oil increment data point reuse based on the well stimulation
Measure.
In a preferred embodiment, the method also includes:
The development plan in the overseas oil field is adjusted according to the yield cross-sectional data in the overseas oil field.
In a preferred embodiment, the well stimulation includes at least one of the following:
Water filling, perforations adding, plug-hole, is penetrated, acid fracturing at steam injection again.
In a preferred embodiment, the well network design parameter includes at least one of the following:
Well pattern type, well spacing density, the areal sweep efficiency of flooding pattern, injection-to-producing well ratio, well-pattern spacing, well
Away from.
In a preferred embodiment, described to include at least one of the following to abandoned wells:
New well, the old well for carrying out well stimulation.
A kind of device for the yield cross-sectional data determining overseas oil field, described device include:
Development mode determining module, for true according to the layer position geologic feature and physical properties of fluids data in the overseas oil field of acquisition
The development mode in the fixed overseas oil field；
Well network design parameter calculating module, for calculating separately well network design parameter corresponding with the development mode；
To abandoned wells determining module, for being determined according to the development mode and the corresponding well network design parameter
In the preset time in the overseas oil field year by year to abandoned wells；
Yield data determining module, for the overseas oilfield old well based on acquisition productivity analysis data determine described in
Yield data to abandoned wells；
First computing module, for analyzing data according to successively decreasing for the overseas oilfield old well of acquisition nature being calculated
Lapse rate and composite declining rate；
Second computing module, the well stimulation oil increasing effect for the overseas oilfield old well according to acquisition analyze data
Well stimulation is calculated to be averaged day oil increment data；
Third computing module, for the oilfield reserve and whole production status number according to the overseas oilfield old well of acquisition
According to single well controlled reserves data are calculated；
Yield cross-sectional data determining module, for based on the yield data to abandoned wells, the natural declining rate
Be averaged day oil increment data with composite declining rate, the well stimulation and the single well controlled reserves data determine it is described overseas
The yield cross-sectional data in oil field.
In a preferred embodiment, described device further include:
First data processing module, for the oil based on the natural declining rate and composite declining rate to the overseas oil field
Well carries out corresponding well stimulation.
In a preferred embodiment, described device further include:
Second data processing module, for based on the well stimulation be averaged day oil increment data point reuse it is corresponding described in
The old well stimulation in overseas oil field.
In a preferred embodiment, described device further include:
Third data processing module, for adjusting the overseas oil field according to the yield cross-sectional data in the overseas oil field
Development plan.
In a preferred embodiment, the well stimulation includes at least one of the following:
Water filling, perforations adding, plug-hole, is penetrated, acid fracturing at steam injection again.
In a preferred embodiment, the well network design parameter includes at least one of the following:
Well pattern type, well spacing density, the areal sweep efficiency of flooding pattern, injection-to-producing well ratio, well-pattern spacing, well
Away from.
In a preferred embodiment, described to include at least one of the following to abandoned wells:
New well, the old well for carrying out well stimulation.
By the above technical solution provided by the present application as it can be seen that the application is divided by the exploitation actuality to overseas oil field
Analysis, firstly, determining the development mode in the overseas oil field according to layer position geologic feature and physical properties of fluids data, and is opened according to described
Hair mode and corresponding well network design parameter determine the yield data to abandoned wells in preset time year by year；Pass through calculating
Obtain the decremented data of old well, well stimulation is averaged day oil increment data and into single well controlled reserves data, finally based on producing
Amount data, the decremented data, well stimulation are averaged day oil increment data and single well controlled reserves data are accurately determined
The yield cross-sectional data in overseas oil field, realization adjust development stimulation in time in recovery process.Compared with prior art, this is utilized
The yield cross-sectional data in the overseas oil field that the technical solution of application embodiment obtains can provide one for oversea exploitation production project
Fixed implementation basis realizes high speed, the low investment, fast output, high benefit of oil field development, reaches expected life in the contract term
Production capacity power.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of process of embodiment of the method for the yield cross-sectional data in the overseas oil field of determination provided by the present application
Figure；
Fig. 2 is a kind of schematic diagram of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application；
Fig. 3 is another signal of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application
Figure；
Fig. 4 is another signal of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application
Figure；
Fig. 5 is another signal of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application
Figure.
Specific embodiment
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The application protection all should belong in technical staff's every other embodiment obtained without making creative work
Range.
The specific implementation of the embodiment of the present application is described in detail with several specific examples below.
Introduce a kind of a kind of embodiment of the method for the yield cross-sectional data for determining overseas oil field of the application first below.Figure
1 is a kind of flow chart of embodiment of the method for the yield cross-sectional data in the overseas oil field of determination provided by the present application, and the application mentions
The method operating procedure as described in embodiment or flow chart has been supplied, but based on routine or may include more without creative labor
More or less operating procedure.The step of enumerating in embodiment sequence is only one of numerous step execution sequences side
Formula does not represent and unique executes sequence.It, can be according to embodiment or attached when system in practice or client production execute
The sequence of method shown in figure executes or parallel execution (such as environment of parallel processor or multiple threads).Specifically such as
Shown in Fig. 1, the method may include:
S110: the overseas oil field is determined according to the layer position geologic feature in the overseas oil field of acquisition and physical properties of fluids data
Development mode.
In the embodiment of the present application, it can be determined according to the layer position geologic feature and physical properties of fluids data in the overseas oil field of acquisition
The development mode in the overseas oil field.Specifically, the layer position geologic feature in the overseas oil field may include layer position water body feature,
The data informations such as oil area, oil-water interfaces, permeability and porosity.Specifically, the physical properties of fluids data may include stream
Body chemical composition, fluid viscosity, density, freezing point, volume factor and relative permeability etc..Specifically, the exploitation in general oil field
Mode may include During Natural Depletion, waterflooding extraction, gas injection development, tertiary oil recovery etc..
In practical applications, more sufficient for stratum natural energy, there are the oil reservoir of edge-bottom water, and the fluid of the oil reservoir
Physical property is preferable, and fluid viscosity is low, and gas and oil is bigger, when freezing point is low, can take During Natural Depletion；Not for stratum natural energy
The oil reservoir of foot, and the reservoir fluid physical property is good, when water-sensitive is not present in stratum, can take waterflooding extraction；For containing gas-bearing formation
Oil reservoir or oil reservoir per se with pneumatic jack, gas injection development can be taken；Poor for oil reservoir, the oil product of High water cut is thick
Oil reservoir and high pour point oil reservoir can take the special development mode such as tertiary oil recovery.
S120: well network design parameter corresponding with the development mode is calculated separately.
In the embodiment of the present application, well network design parameter corresponding with the development mode can be calculated separately.Specifically,
The well network design parameter generally may include well pattern type (such as inverted five spot, 7 points, anti-9 points etc. anti-), well spacing density, note
Adopt areal sweep efficiency, injection-to-producing well ratio, well-pattern spacing, the well spacing etc. of well pattern.
S130: the default of the overseas oil field is determined according to the development mode and the corresponding well network design parameter
In time year by year to abandoned wells.
It, can be according to the development mode and the corresponding well network design parameter determination in the embodiment of the present application
In the preset time in overseas oil field year by year to abandoned wells.Specifically, it is described to abandoned wells can include at least it is following it
One:
New well, the old well for carrying out well stimulation.
In practical applications, generally when the development mode and the corresponding well pattern type, well spacing density, injection-production well
After the well network designs parameter such as areal sweep efficiency, injection-to-producing well ratio, well-pattern spacing, well spacing of net determines, in preset time
Year by year be fixed to abandoned wells.Specifically, the preset time may include time contract term.Therefore, Ke Yigen
According to the development mode and the corresponding well network design parameter determine in the preset time in the overseas oil field year by year to
Abandoned wells.
S140: the yield to abandoned wells is determined based on the productivity analysis data of the overseas oilfield old well of acquisition
Data.
In the embodiment of the present application, it can be given based on the productivity analysis data of the overseas oilfield old well of acquisition described wait open
Producing well carries out determining the yield data to abandoned wells with producing.
Specifically, the productivity analysis data of the overseas oilfield old well can be according to the reserves and Production development in overseas oil field
Analysis data are analyzed and processed acquisition.
Specifically, reserves and Production development the analysis data in the overseas oil field may include the geology in each oil field of each block
Reserves and recoverable reserves, the historical production data of oil well number and oil well, the feelings of successively decreasing of the cumulative production in oil field and year by year yield
Condition, the test yield and operation data of new well, the data such as conventional well stimulation that oil well is taken.
S150: according to successively decreasing for the overseas oilfield old well of acquisition data are analyzed natural declining rate and synthesis is calculated
Lapse rate.
In the embodiment of the present application, can according to the overseas oilfield old well of acquisition successively decrease analyze data be calculated from
Right lapse rate and composite declining rate.Specifically, in practical applications, data can be analyzed to the successively decreasing for overseas oilfield old well
It is fitted analytical calculation and obtains natural declining rate and composite declining rate.
S160: data are analyzed according to the well stimulation oil increasing effect of the overseas oilfield old well of acquisition, volume increase is calculated
Measure is averaged day oil increment data.
In the embodiment of the present application, number can be analyzed according to the well stimulation oil increasing effect of the overseas oilfield old well of acquisition
It is averaged day oil increment data according to well stimulation is calculated.It well stimulation is calculated is averaged day oil increment number specifically, described
According to process may include but be not limited to mathematical statistics calculating process.Specifically, the volume increase of the overseas oilfield old well is arranged
Acquisition can be analyzed and processed according to the reserves and Production development in overseas oil field analysis data by applying oil increasing effect analysis data.
S170: list is calculated according to the oilfield reserve of the overseas oilfield old well of acquisition and whole production status data
Well control reserve data.
It, can be according to the oilfield reserve and entirety production status of the overseas oilfield old well of acquisition in the embodiment of the present application
Single well controlled reserves data are calculated in data.Specifically, the process that single well controlled reserves data are calculated can wrap
Include but be not limited to the process of mathematical statistics calculating.Specifically, the oilfield reserve of the overseas oilfield old well and whole production are existing
Shape data can analyze data according to the reserves and Production development in overseas oil field and be analyzed and processed acquisition.
S180: based on described to the yield data of abandoned wells, the natural declining rate and composite declining rate, the volume increase
Measure is averaged day oil increment data and the single well controlled reserves data determine the yield cross-sectional data in the overseas oil field.
In the embodiment of the present application, it can be passed naturally on the basis of the yield data to abandoned wells in conjunction with described
Lapse rate and composite declining rate, the well stimulation are averaged day oil increment data and the single well controlled reserves data point reuse oil-producing
Amount dynamic data determines the yield cross-sectional data in the overseas oil field, and so as to realize, adjustment is opened in time in recovery process
Hair measure.
Further, the method can also include:
Corresponding well stimulation is carried out to the oil well in the overseas oil field based on the natural declining rate and composite declining rate.
Specifically, the well stimulation can include at least one of the following:
Water filling, perforations adding, plug-hole, is penetrated, acid fracturing at steam injection again.
In practical applications, it can be combined according to the natural declining rate and composite declining rate of oil well expected in the contract term
Production capacity carries out corresponding well stimulation to corresponding oil well and successively decreases to slow down yield, achievees the purpose that stable yields.
Further, the method can also include:
It is averaged the volume increase of the old well in the corresponding overseas oil field of day oil increment data point reuse based on the well stimulation
Measure.
Specifically, the day oil increment data judgement that can be averaged based on oily well stimulation is worked as during actual development
The effect of preceding development plan and corresponding well stimulation, and when not being inconsistent with expected production capacity, it is adjustable corresponding
The oil well stimulation, achievees the purpose that stable yields.
Further, the method can also include:
The development plan in the overseas oil field is adjusted according to the yield cross-sectional data in the overseas oil field.
In practical applications, the exploitation tune in multiple oil fields can be determined according to the yield cross-sectional data in the overseas oil field
It is whole.Specifically, such as extension of agreement does not carry out the encryption of well pattern on the basis of present exploitation, increase water injection well；Extend
Indentured period is produced under the premise of not increasing well number using existing producing well, using well stimulation and controls water measure,
Realize the long term stable production in oil field；Extension of agreement beats new well to increase producing well number, improves total production capacity, and excavation is employed
The low block etc. of degree.
Passed through by a kind of embodiment of the method for the yield cross-sectional data for determining overseas oil field of above-mentioned the application to overseas oil
The exploitation actuality in field is analyzed, firstly, determining opening for the overseas oil field according to layer position geologic feature and physical properties of fluids data
Hair mode, and according to the development mode and corresponding well network design parameter determine in preset time year by year to abandoned wells
Yield data；The decremented data of old well is obtained by calculation, well stimulation is averaged day oil increment data and into single well-controlled
Reserves data finally be averaged day oil increment data based on yield data, the decremented data, well stimulation and single well-controlled are stored up
Amount data accurately determine the yield cross-sectional data in overseas oil field, and realization adjusts development stimulation in time in recovery process.With
The prior art is compared, and the yield cross-sectional data in the overseas oil field obtained using the technical solution of the embodiment of the present application can be overseas
Development and production project provides certain implementation basis, realizes high speed, the low investment, fast output, high benefit of oil field development, reaches
Expected production capacity in contract term.
On the other hand the application also provides a kind of device of yield cross-sectional data for determining overseas oil field, Fig. 2 is the application
Embodiment provides a kind of schematic diagram of the device of the yield cross-sectional data in oil field outside Dinghai really, as shown in Fig. 2, described device
200 may include:
Development mode determining module 210 can be used for the layer position geologic feature and fluid in the overseas oil field according to acquisition
Property data determines the development mode in the overseas oil field；
Well network design parameter calculating module 220 can be used for calculating separately well pattern corresponding with the development mode and set
Count parameter；
To abandoned wells determining module 230, can be used for according to the development mode and the corresponding well network design
Parameter determine in the preset time in the overseas oil field year by year to abandoned wells；
Yield data determining module 240 can be used for the productivity analysis data of the overseas oilfield old well based on acquisition
Determine the yield data to abandoned wells；
First computing module 250 can be used for analyzing data calculating according to the successively decreasing for the overseas oilfield old well of acquisition
Obtain natural declining rate and composite declining rate；
Second computing module 260 can be used for the well stimulation oil increasing effect of the overseas oilfield old well according to acquisition
Analysis data are calculated well stimulation and are averaged day oil increment data；
Third computing module 270 can be used for oilfield reserve and whole life according to the overseas oilfield old well of acquisition
It produces as-is data and single well controlled reserves data is calculated；
Yield cross-sectional data determining module 280 can be used for based on the yield data to abandoned wells, the nature
Lapse rate and composite declining rate, the well stimulation are averaged day oil increment data and the single well controlled reserves data determine institute
State the yield cross-sectional data in overseas oil field.
Fig. 3 is another signal of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application
Figure, in a preferred embodiment, as shown in figure 3, described device 200 can also include:
First data processing module 291 can be used for based on the natural declining rate and composite declining rate to described overseas
The oil well in oil field carries out corresponding well stimulation.
Fig. 4 is another signal of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application
Figure, in a preferred embodiment, as shown in figure 4, described device 200 can also include:
Second data processing module 292, the day oil increment data point reuse of can be used for being averaged based on the well stimulation are opposite
The old well stimulation in the overseas oil field answered.
Fig. 5 is another signal of the device of the yield cross-sectional data in the overseas oil field of determination provided by the embodiments of the present application
Figure, in a preferred embodiment, as shown in figure 5, described device 200 can also include:
Third data processing module 293 can be used for adjusting the sea according to the yield cross-sectional data in the overseas oil field
The development plan in outer oil field.
In a preferred embodiment, the well stimulation can include at least one of the following:
Water filling, perforations adding, plug-hole, is penetrated, acid fracturing at steam injection again.
In a preferred embodiment, the well network design parameter can include at least one of the following:
Well pattern type, well spacing density, the areal sweep efficiency of flooding pattern, injection-to-producing well ratio, well-pattern spacing, well
Away from.
In a preferred embodiment, described to include at least one of the following to abandoned wells:
New well, the old well for carrying out well stimulation.
By a kind of embodiment of the method and apparatus for the yield cross-sectional data for determining overseas oil field of above-mentioned the application by pair
The exploitation actuality in overseas oil field is analyzed, firstly, determining the overseas oil according to layer position geologic feature and physical properties of fluids data
The development mode in field, and according to the development mode and corresponding well network design parameter determine in preset time year by year wait open
The yield data of producing well；The decremented data of old well is obtained by calculation, well stimulation is averaged day oil increment data and into list
Well control reserve data are finally averaged day oil increment data and individual well based on yield data, the decremented data, well stimulation
Control reserve data accurately determine the yield cross-sectional data in overseas oil field, realize that adjustment exploitation in time is arranged in recovery process
It applies.Compared with prior art, the yield cross-sectional data in the overseas oil field obtained using the technical solution of the embodiment of the present application can be with
Certain implementation basis is provided for oversea exploitation production project, realizes the high speed of oil field development, low investment, fast output, efficiently
Benefit reaches expected production capacity in the contract term.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.
Although depicting the application by embodiment, it will be appreciated by the skilled addressee that the application there are many deformation and
Variation is without departing from spirit herein, it is desirable to which the attached claims include these deformations and change without departing from the application's
Spirit.
Claims (14)
1. a kind of method for the yield cross-sectional data for determining overseas oil field, which is characterized in that the described method includes:
The development mode in the overseas oil field is determined according to the layer position geologic feature in the overseas oil field of acquisition and physical properties of fluids data；
Calculate separately well network design parameter corresponding with the development mode；
According to the development mode and the corresponding well network design parameter determine in the preset time in the overseas oil field by
Year to abandoned wells；
The yield data to abandoned wells is determined based on the productivity analysis data of the overseas oilfield old well of acquisition；
It analyzes data according to successively decreasing for the overseas oilfield old well of acquisition natural declining rate and composite declining rate is calculated；
It is average that well stimulation is calculated according to the well stimulation oil increasing effect of the overseas oilfield old well of acquisition analysis data
Day oil increment data；
Single well-controlled storage is calculated according to the oilfield reserve of the overseas oilfield old well of acquisition and whole production status data
Measure data；
Based on described average to the yield data of abandoned wells, the natural declining rate and composite declining rate, the well stimulation
Day oil increment data and the single well controlled reserves data determine the yield cross-sectional data in the overseas oil field.
2. the method according to claim 1, wherein the method also includes:
Corresponding well stimulation is carried out to the oil well in the overseas oil field based on the natural declining rate and composite declining rate.
3. the method according to claim 1, wherein the method also includes:
It is averaged the old well stimulation in the corresponding overseas oil field of day oil increment data point reuse based on the well stimulation.
4. according to claim 1 to method described in 3 any one, which is characterized in that the method also includes:
The development plan in the overseas oil field is adjusted according to the yield cross-sectional data in the overseas oil field.
5. according to method described in Claims 2 or 3 any one, which is characterized in that the well stimulation includes at least following
One of:
Water filling, perforations adding, plug-hole, is penetrated, acid fracturing at steam injection again.
6. the method according to claim 1, wherein the well network design parameter includes at least one of the following:
Well pattern type, well spacing density, the areal sweep efficiency of flooding pattern, injection-to-producing well ratio, well-pattern spacing, well spacing.
7. the method according to claim 1, wherein described include at least one of the following to abandoned wells:
New well, the old well for carrying out well stimulation.
8. a kind of device for the yield cross-sectional data for determining overseas oil field, which is characterized in that described device includes:
Development mode determining module, for determining institute according to the layer position geologic feature and physical properties of fluids data in the overseas oil field of acquisition
State the development mode in overseas oil field；
Well network design parameter calculating module, for calculating separately well network design parameter corresponding with the development mode；
To abandoned wells determining module, for according to the development mode and the corresponding well network design parameter determination
In the preset time in overseas oil field year by year to abandoned wells；
Yield data determining module, the productivity analysis data for the overseas oilfield old well based on acquisition determine described wait open
The yield data of producing well；
First computing module, for analyzing data according to successively decreasing for the overseas oilfield old well of acquisition natural depletion being calculated
Rate and composite declining rate；
Second computing module, the well stimulation oil increasing effect analysis data for the overseas oilfield old well according to acquisition calculate
Well stimulation is obtained to be averaged day oil increment data；
Third computing module, based on according to the oilfield reserve of the overseas oilfield old well of acquisition and whole production status data
Calculation obtains single well controlled reserves data；
Yield cross-sectional data determining module, for based on described to the yield data of abandoned wells, the natural declining rate and comprehensive
Close that lapse rate, the well stimulation are averaged day oil increment data and the single well controlled reserves data determine the overseas oil field
Yield cross-sectional data.
9. device according to claim 8, which is characterized in that described device further include:
First data processing module, for based on the natural declining rate and composite declining rate to the oil well in the overseas oil field into
The corresponding well stimulation of row.
10. device according to claim 8, which is characterized in that described device further include:
Second data processing module, for based on the well stimulation be averaged day oil increment data point reuse it is corresponding it is described abroad
The old well stimulation in oil field.
11. according to device described in claim 8 to 10 any one, which is characterized in that described device further include:
Third data processing module, for adjusting the exploitation in the overseas oil field according to the yield cross-sectional data in the overseas oil field
Scheme.
12. according to device described in claim 9 or 10 any one, which is characterized in that the well stimulation includes at least down
One of state:
Water filling, perforations adding, plug-hole, is penetrated, acid fracturing at steam injection again.
13. device according to claim 8, which is characterized in that the well network design parameter includes at least one of the following:
Well pattern type, well spacing density, the areal sweep efficiency of flooding pattern, injection-to-producing well ratio, well-pattern spacing, well spacing.
14. device according to claim 8, which is characterized in that described to include at least one of the following to abandoned wells:
New well, the old well for carrying out well stimulation.
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| CN107829719A (en) * | 2017-02-21 | 2018-03-23 | 中国石油化工股份有限公司 | The Optimization Design of marine oil reservoir new district economic optimum well pattern |
| CN108915664A (en) * | 2018-07-03 | 2018-11-30 | 成都北方石油勘探开发技术有限公司 | Oil well production increasing judgment method based on big data |
| CN112049624B (en) * | 2019-06-06 | 2024-04-30 | 中国石油天然气股份有限公司 | Method, device, equipment and storage medium for predicting dynamic reserve of oil well |
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| CN111461458B (en) * | 2020-04-17 | 2023-11-24 | 中国海洋石油集团有限公司 | Method for predicting SAGD (steam assisted gravity drainage) production profile in middle and later stages of production well |
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