CN106896419A - A kind of method and device for determining petroleum resources amount - Google Patents

A kind of method and device for determining petroleum resources amount Download PDF

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CN106896419A
CN106896419A CN201710192017.5A CN201710192017A CN106896419A CN 106896419 A CN106896419 A CN 106896419A CN 201710192017 A CN201710192017 A CN 201710192017A CN 106896419 A CN106896419 A CN 106896419A
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parameter
oil
petroleum resources
accumulation unit
gas accumulation
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CN106896419B (en
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张倩
米石云
李国庆
李志�
计智锋
温志新
万仑坤
马锋
李大伟
王兆明
许海龙
翟慧颖
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China Petroleum and Natural Gas Co Ltd
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China Petroleum and Natural Gas Co Ltd
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    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
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Abstract

The embodiment of the present application discloses a kind of method and device for determining petroleum resources amount.Methods described includes：Obtain the geologic data of the first oil-gas accumulation unit in purpose work area；The parameter value of each related geologic parameter in geologic data according to the first oil-gas accumulation unit, it is determined that the incidence relation between described each related geologic parameter；Incidence relation between parameter value and described each related geologic parameter based on each irrelevant geologic parameter in default species parameter correlation models, the geologic data of the first oil-gas accumulation unit, determines the petroleum resources amount distributed data of the first oil-gas accumulation unit；Based on the petroleum resources amount distributed data of the first oil-gas accumulation unit in default species unit correlation models and default unit incidence relation, and the purpose work area, total petroleum resources amount distributed data in the purpose work area is determined.The degree of accuracy of the petroleum resources amount of determination can be improved.

Description

A kind of method and device for determining petroleum resources amount
Technical field
The application is related to oil and gas resource evaluation technical field, more particularly to a kind of method and dress for determining petroleum resources amount Put.
Background technology
Petroleum resources amount refers to that simultaneously preservation, may finally be by various methods in natural stratum for generation under field conditions (factors) The reserves of the oil and natural gas utilized by mankind's exploitation.Determine that petroleum resources amount is through during whole oil-gas exploration one The extremely important work of item.Using the effective method for determining petroleum resources amount, the oil for being explored area can be exactly provided Gas stock number, will provide particularly important reference information, so as to bring huge economic benefit for subsequent exploration decision making.
Generally it is using the main process of the method for stand oil gas stock number really in the prior art：Based on default distribution letter Number, such as normal distyribution function or Triangle-Profile function etc. repeatedly simulate mesh using Monte Carlo (Monte Carlo) method Work area in single oil gas accumulation unit each geologic parameter being associated with stock number Distribution Value；Specifically, can be random Simulation meets the Distribution Value of the geologic parameter of default distributed model；The various regions of the single oil gas accumulation unit for obtaining will once be simulated The Distribution Value of matter parameter is multiplied, and the product for obtaining simulates the stock number of corresponding single oil gas accumulation unit as this time, according to Above-mentioned simulation process is repeatedly simulated, and can obtain the distribution of each geologic parameter of multigroup different single oil gas accumulation unit Value, such that it is able to obtain a series of petroleum resources amount distribution situation of single oil gas accumulation unit, i.e. single oil gas aggregation is single The petroleum resources amount distributed data of unit；Then by the petroleum resources amount data investigation of each oil-gas accumulation unit in purpose work area, obtain To total petroleum resources amount distributed data in purpose work area.
Inventor has found that at least there are the following problems in the prior art：Prior art uses stand oil gas stock number really Method it is determined that purpose work area total petroleum resources amount when, do not consider each oil-gas accumulation list caused by geological model is formed Correlation between unit, does not consider the correlation between each geologic parameter in single oil gas accumulation unit yet, may cause final There is relatively large deviation with actual total petroleum resources amount in purpose work area in total petroleum resources amount distributed data in the purpose work area for obtaining.
The content of the invention
The purpose of the embodiment of the present application is to provide a kind of method and device for determining petroleum resources amount, to improve the oil of determination The degree of accuracy of gas stock number.
In order to solve the above technical problems, it is this that the embodiment of the present application provides a kind of method and device for determining petroleum resources amount What sample was realized：
A kind of method for determining petroleum resources amount, including：
The geologic data of the first oil-gas accumulation unit in purpose work area is obtained, the geologic data includes：Related geology ginseng Several parameter values and the parameter value of irrelevant geologic parameter；
The parameter value of each related geologic parameter in geologic data according to the first oil-gas accumulation unit, it is determined that described Incidence relation between each related geologic parameter；
Based on each is irrelevant in default species parameter correlation models, the geologic data of the first oil-gas accumulation unit Incidence relation between the parameter value of geologic parameter and described each related geologic parameter, determines the first oil-gas accumulation unit Petroleum resources amount distributed data；
Based on the first oil in default species unit correlation models and default unit incidence relation, and the purpose work area The petroleum resources amount distributed data of gas accumulation unit, determines total petroleum resources amount distributed data in the purpose work area.
In preferred scheme, the parameter of each related geologic parameter in the geologic data according to the first oil-gas accumulation unit Value, it is determined that the incidence relation between described each related geologic parameter, including：
The parameter value of each related geologic parameter in geologic data according to the first oil-gas accumulation unit, calculates described Coefficient correlation between each related geologic parameter of first oil-gas accumulation unit；
According to the coefficient correlation between each related geologic parameter of the first oil-gas accumulation unit, it is determined that it is described each Incidence relation between related geologic parameter.
In preferred scheme, any two correlation geologic parameter of the first oil-gas accumulation unit is calculated using following formula Between coefficient correlation：
In formula,Represent i-th related geology parameter θ of the first oil-gas accumulation unitiK-th parameter value, Represent j-th related geology parameter θ of the first oil-gas accumulation unitjK-th parameter value, rijRepresent first oil gas The related geology parameter θ of i-th of accumulation unitiGeology parameter θ related to j-thjBetween coefficient correlation, i=1,2 ..., n, J=1,2 ..., n, k=1,2 ..., n', n represent the first oil-gas accumulation unit related geologic parameter number, n' tables Show the described j-th parameter value number of related geologic parameter.
In preferred scheme, the geologic data based on default species parameter correlation models, the first oil-gas accumulation unit In each irrelevant geologic parameter parameter value and each related geologic parameter between incidence relation, determine first oil gas The petroleum resources amount distributed data of accumulation unit, including：
Based on the incidence relation between default species parameter correlation models and described each related geologic parameter, institute is determined State the target simulation value of each related geologic parameter；
Parameter value based on default distribution function and each irrelevant geologic parameter, the method using Monte Carlo is entered The simulation process of row first, obtains the target simulation parameter value of each irrelevant geologic parameter；
By the target simulation parameter value of each related geologic parameter and the target of each irrelevant geologic parameter Analog parameter value be multiplied, the product for obtaining as the first oil-gas accumulation unit target simulation petroleum resources amount；
The step of repeating the target simulation value of the determination of default first number each related geologic parameter, described first Simulation process step is multiplied step with the target simulation parameter value, obtains the target of multigroup each different related geologic parameter Analog parameter value, and multigroup each different irrelevant geologic parameter target simulation parameter value；
It is based on the target simulation parameter value of multigroup each different related geologic parameter and described multigroup different The target simulation parameter value of each irrelevant geologic parameter, determines a series of target simulations oil of the first oil-gas accumulation unit Gas stock number；
According to a series of target simulation petroleum resources amounts of the first oil-gas accumulation unit, first Accumulation of Hydrocarbon is determined Collect the petroleum resources amount distributed data of unit.
In preferred scheme, the association based between default species parameter correlation models and each related geologic parameter Relation, it is determined that the target simulation value of each related geologic parameter, including：
Based on the incidence relation between described each related geologic parameter, obtain first in the first oil-gas accumulation unit Coefficient correlation between the related geologic parameter of group；
Based on the coefficient correlation between default species parameter correlation models and first group of related geologic parameter, it is determined that The described first group target component correlation models of related geologic parameter；
Target component correlation models based on described first group related geologic parameter carry out the second simulation process, obtain institute State first group of target simulation parameter value of related geologic parameter.
In preferred scheme, the phase based between default species parameter correlation models and first group of related geologic parameter Relation number, determines the described first group target component correlation models of related geologic parameter, including：
Based on the first dependence on parameter model in default species parameter correlation models, described first group related geology is determined First analogue value of parameter；
According to first analogue value, the first analog parameter phase relation between described first group related geologic parameter is calculated Number；
According to the coefficient correlation between the first analog parameter coefficient correlation and first group of related geologic parameter, meter Calculate the fitting angle value of the first dependence on parameter model；
If the fitting angle value of the first dependence on parameter model is maximum, using the first dependence on parameter model as The described first group target component correlation models of related geologic parameter.
In preferred scheme, the fitting angle value of the first dependence on parameter model is calculated using following formula：
In formula, β represents the fitting angle value of the first dependence on parameter model,Represent described first group related geology Coefficient correlation between parameter, r represents the first analog parameter coefficient correlation.
It is described based on default species unit correlation models and default unit incidence relation in preferred scheme, and purpose The petroleum resources amount distributed data of the first oil-gas accumulation unit in work area, determines total petroleum resources amount distribution in the purpose work area Data, including：
Petroleum resources amount distributed data according to the first oil-gas accumulation unit, builds institute by the way of linear difference State the petroleum resources amount distribution function of each oil-gas accumulation unit in purpose work area；
Based on default species unit correlation models and default unit incidence relation, each oil in the purpose work area is determined The petroleum resources amount distributed mode analog values of gas accumulation unit；
Petroleum resources amount distribution function and each oil-gas accumulation unit according to each oil-gas accumulation unit Petroleum resources amount distributed mode analog values carry out the 3rd simulation process, it is determined that the simulation petroleum resources of each oil-gas accumulation unit Amount；
The simulation oil gas stock number of each oil-gas accumulation unit is added, the target simulation in the purpose work area is obtained Total petroleum resources amount；
Repeat the step of the petroleum resources amount distributed mode analog values of the determination of default second number each oil-gas accumulation unit Suddenly, the 3rd simulation process step is added step with described, obtains the simulation oil of multigroup each different oil-gas accumulation unit Gas stock number；
Based on the simulation oil gas stock number of multigroup each different oil-gas accumulation unit, the purpose work area is determined A series of total petroleum resources amounts of target simulation；
A series of total petroleum resources amount of target simulations according to the purpose work area, determines total oil gas in the purpose work area Stock number distributed data.
In preferred scheme, the petroleum resources amount distribution function of each oil-gas accumulation unit is built using following formula：
In formula, FiX () represents i-th petroleum resources amount distributed mode analog values of oil-gas accumulation unit, Xik-1Represent i-th The corresponding target simulation petroleum resources of 5 × (k-1) percentage quantiles in the petroleum resources amount distributed data of oil-gas accumulation unit Amount, Xi minMinimum target simulation oil gas stock number in i-th petroleum resources amount distributed data of oil-gas accumulation unit is represented, Xi maxMaximum target simulation oil gas stock number in i-th petroleum resources amount distributed data of oil-gas accumulation unit is represented, x represents one The simulation oil gas stock number of individual oil-gas accumulation unit.
A kind of device for determining petroleum resources amount, described device includes：Geologic data acquisition module, incidence relation determine mould Block, cell distribution data determining module and work area distributed data determining module；Wherein,
The geologic data acquisition module, the geologic data for obtaining the first oil-gas accumulation unit in purpose work area, institute Stating geologic data includes：The parameter value of the parameter value of related geologic parameter and irrelevant geologic parameter；
The incidence relation determining module, for each correlation in the geologic data according to the first oil-gas accumulation unit The parameter value of geologic parameter, it is determined that the incidence relation between described each related geologic parameter；
The cell distribution data determining module, for based on default species parameter correlation models, first oil gas Pass in the geologic data of accumulation unit between the parameter value of each irrelevant geologic parameter and described each related geologic parameter Connection relation, determines the petroleum resources amount distributed data of the first oil-gas accumulation unit；
The work area distributed data determining module, for being associated with default unit based on default species unit correlation models The petroleum resources amount distributed data of the first oil-gas accumulation unit, determines the purpose work area in relation, and the purpose work area Total petroleum resources amount distributed data.
In preferred scheme, the cell distribution data determining module includes：Relevant parameter analogue value determining module, the first mould Intend the distribution of processing module, multiplication processing module, multigroup analogue value determining module, series analog stock number determining module and stock number Data determining module；Wherein,
The relevant parameter analogue value determining module, for based on default species parameter correlation models and described each phase The incidence relation between geologic parameter is closed, it is determined that the target simulation value of each related geologic parameter；
The first simulation process module, for the ginseng based on default distribution function and each irrelevant geologic parameter Numerical value, the first simulation process is carried out using the method for Monte Carlo, obtains the target simulation of each irrelevant geologic parameter Parameter value；
The multiplication processing module, for by the target simulation parameter value of each related geologic parameter and it is described each The target simulation parameter value of irrelevant geologic parameter is multiplied, the product for obtaining as the first oil-gas accumulation unit target mould Intend petroleum resources amount；
Multigroup analogue value determining module, for each related geologic parameter of default first determination of number of repetition Target simulation value the step of, the first simulation process step be multiplied with the target simulation parameter value step, obtain multigroup The target simulation parameter value of each different related geologic parameters, and multigroup each different irrelevant geologic parameter target Analog parameter value；
The series analog stock number determining module, for the mesh based on multigroup each different related geologic parameter Mark analog parameter value, and multigroup each different irrelevant geologic parameter target simulation parameter value, determine described the A series of target simulation petroleum resources amounts of one oil-gas accumulation unit；
The stock number distributed data determining module, for a series of target moulds according to the first oil-gas accumulation unit Intend petroleum resources amount, determine the petroleum resources amount distributed data of the first oil-gas accumulation unit.
In preferred scheme, the work area distributed data determining module includes：It is true that distribution function builds module, distributed mode analog values Cover half block, the 3rd simulation process module, addition processing module, multigroup element resources amount determining module, series analog total resources Determining module and total resources distributed data determining module；Wherein,
The distribution function builds module, for the petroleum resources amount distribution number according to the first oil-gas accumulation unit According to the petroleum resources amount distribution function of each oil-gas accumulation unit in building the purpose work area by the way of the linear difference；
The distributed mode analog values determining module, for being associated with default unit based on default species unit correlation models System, determines the petroleum resources amount distributed mode analog values of each oil-gas accumulation unit in the purpose work area；
The 3rd simulation process module, for the petroleum resources amount distribution function according to each oil-gas accumulation unit Petroleum resources amount distributed mode analog values with each oil-gas accumulation unit carry out the 3rd simulation process, it is determined that described each oil gas The simulation oil gas stock number of accumulation unit；
The addition processing module, for the simulation oil gas stock number of each oil-gas accumulation unit to be added, obtains The total petroleum resources amount of target simulation in the purpose work area；
Multigroup element resources amount determining module, for each oil-gas accumulation of the determination of default second number of repetition The step of petroleum resources amount distributed mode analog values of unit, the 3rd simulation process step are added step with described, obtain multigroup The simulation oil gas stock number of each different oil-gas accumulation units；
The series analog total resources determining module, for based on multigroup each different oil-gas accumulation unit Simulation oil gas stock number, determines a series of total petroleum resources amount of target simulations in the purpose work area；
The total resources distributed data determining module, it is always oily for a series of target simulations according to the purpose work area Gas stock number, determines total petroleum resources amount distributed data in the purpose work area.
The embodiment of the present application provides a kind of method for determining petroleum resources amount, with reference to oil-gas accumulation in the purpose work area Correlation data and default unit correlation data between each related geologic parameter of unit determine the purpose work area Total petroleum resources amount.Thus, the application method consider each oil-gas accumulation unit caused by geological model is formed it Between correlation, it is also considered that the correlation in single oil gas accumulation unit between each geologic parameter, can obtain and purpose work area The actual total less purpose work area of petroleum resources amount deviation total petroleum resources amount distributed data, such that it is able to improve determination The degree of accuracy of petroleum resources amount.
Brief description of the drawings
In order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or existing The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this Some embodiments described in application, for those of ordinary skill in the art, are not paying the premise of creative labor Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of flow chart of the embodiment of the method for determining petroleum resources amount of the application；
Fig. 2 is the composition structure chart of the device embodiment that the application determines petroleum resources amount；
Fig. 3 is the composition structure that the application determines cell distribution data determining module in the device embodiment of petroleum resources amount Figure；
Fig. 4 is the composition structure that the application determines work area distributed data determining module in the device embodiment of petroleum resources amount Figure.
Specific embodiment
The embodiment of the present application provides a kind of method and device for determining petroleum resources amount.
In order that those skilled in the art more fully understand the technical scheme in the application, below in conjunction with the application reality The accompanying drawing in example is applied, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described implementation Example is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, this area is common The every other embodiment that technical staff is obtained under the premise of creative work is not made, should all belong to the application protection Scope.
Fig. 1 is a kind of flow chart of the embodiment of the method for determining petroleum resources amount of the application.As shown in figure 1, the determination The method of petroleum resources amount, comprises the following steps.
Step S101：The geologic data of the first oil-gas accumulation unit in purpose work area is obtained, the geologic data includes：Phase Close the parameter value of geologic parameter and the parameter value of irrelevant geologic parameter.
The purpose work area can include at least one oil-gas accumulation unit.The oil-gas accumulation unit can be Accumulation of Hydrocarbon The trap of collection or zone etc..Trap typically refers to a kind of place that oil gas can be prevented to continue migration and can assemble wherein.Zone Typically refer to be present in the same structural belt in basin, with identical Accumulation of Hydrocarbon, fortune, poly- rule, adjacent one in Regional Distribution The combination of serial trap and the oil-gas reservoir having found.The first oil-gas accumulation unit can be the multiple oil in the purpose work area Any oil-gas accumulation unit in gas accumulation unit.
By way of seismic prospecting, the geologic data of the first oil-gas accumulation unit can be obtained.Described ground prime number According to can include：The parameter value of the parameter value of related geologic parameter and irrelevant geologic parameter.The related geologic parameter can be with Represent that there is in multiple geologic parameters of the first oil-gas accumulation unit the geologic parameter of correlation each other.For example, institute Stating related geologic parameter can be including formation porosity, permeability and/or water saturation etc..The irrelevant geologic parameter can With the geologic parameter for not having correlation in the multiple geologic parameters for representing the first oil-gas accumulation unit each other.Example Such as, the irrelevant geologic parameter can be hydrocarbon expulsive coefficient and/or hydrocarbon accumulation coefficient etc..
S102：The parameter value of each related geologic parameter in geologic data according to the first oil-gas accumulation unit, really Incidence relation between fixed described each related geologic parameter.
Specifically, in the geologic data according to the first oil-gas accumulation unit each related geologic parameter parameter value, The coefficient correlation between each related geologic parameter of the first oil-gas accumulation unit can be calculated.According to first oil gas Coefficient correlation between each related geologic parameter of accumulation unit, it may be determined that the pass between described each related geologic parameter Connection relation.
Incidence relation between each related geologic parameter of the first oil-gas accumulation unit can be the described first oil Correlation matrix between each related geologic parameter of gas accumulation unit.Specifically, can be characterized using expressions below Correlation matrix between described each related geologic parameter：
In formula (1), R represents the correlation matrix between described each related geologic parameter, rijRepresent described first The related geology parameter θ of i-th of oil-gas accumulation unitiGeology parameter θ related to j-thjBetween coefficient correlation, wherein, i= 1,2 ..., n, j=1,2 ..., n, rij=rjiAnd rii=1, n represent the related geologic parameter of the first oil-gas accumulation unit Number.
It is possible to further calculate any two correlation geology ginseng of the first oil-gas accumulation unit using following formula Coefficient correlation between number：
In formula (2),Represent i-th related geology parameter θ of the first oil-gas accumulation unitiK-th parameter Value,Represent j-th related geology parameter θ of the first oil-gas accumulation unitjK-th parameter value, rijRepresent described The related geology parameter θ of i-th of one oil-gas accumulation unitiGeology parameter θ related to j-thjBetween coefficient correlation, wherein, i =1,2 ..., n, j=1,2 ..., n, k=1,2 ..., n', n represent the related geology ginseng of the first oil-gas accumulation unit Several numbers, n' represents the described j-th parameter value number of related geologic parameter.
Step S103：Based in default species parameter correlation models, the geologic data of the first oil-gas accumulation unit Incidence relation between the parameter value of each irrelevant geologic parameter and described each related geologic parameter, determines first oil The petroleum resources amount distributed data of gas accumulation unit.
The default species parameter correlation models be specifically as follows Geng Beier connection (Gumbel Copula) function, gram Leiden connects (Clayton Copula) function and/or Frank's connection (Frank Copula) function.The connection (Coupla) function can be used for combining the incidence relation of related geologic parameter, simulate the parameter value of the related geologic parameter. Specifically, Gumbel Copula functions, Clayton Copula functions and Frank can respectively be represented using following formula Copula functions：
C1=exp (- ((- log u)α+(log v)α)1/α) (3)
In formula (3), C1The functional value of Gumbel Copula functions is represented, u represents two related geology ginsengs to v respectively Several analog parameter values, α represents the parameter associated to the coefficient correlation between two related geologic parameters of u and v.Further Ground, based on the parameter value of each related geologic parameter, pair pre-set configuration likelihood function being associated with the α carries out single order Local derviation treatment, can obtain the value of the α.The span of the α can be 0~1.
C2=(max (u-α+v-α-1,0))-1/α (4)
In formula (4), C2The functional value of Clayton Copula functions is represented, u represents two related geology ginsengs to v respectively Several analog parameter values, α represents the parameter associated to the coefficient correlation between two related geologic parameters of u and v.
In formula (5), C3The functional value of Frank Copula functions is represented, u represents two related geologic parameters to v respectively Analog parameter value, α represents the parameter associated to the coefficient correlation between two related geologic parameters of u and v.
Based on the incidence relation between default species parameter correlation models and described each related geologic parameter, can be true The target simulation value of fixed each related geologic parameter.Based on default distribution function and each irrelevant geologic parameter Parameter value, the first simulation process is carried out using the method for Monte Carlo, it may be determined that the mesh of each irrelevant geologic parameter Mark analog parameter value.The default distribution function can be normal distyribution function, Triangle-Profile function or log series model function. By the target simulation parameter value of each related geologic parameter and the target simulation parameter of each irrelevant geologic parameter Value is multiplied, and the product for obtaining can be as the target simulation petroleum resources amount of the first oil-gas accumulation unit.Repeat default the The step of target simulation value of the determination of number each related geologic parameter, first simulation process and the target Analog parameter value multiplication step, can obtain the target simulation parameter value of multigroup each different related geologic parameter, Yi Jiduo The target simulation parameter value of each different irrelevant geologic parameter of group.Based on described multigroup each different related geologic parameter Target simulation parameter value, and multigroup each different irrelevant geologic parameter target simulation parameter value, can be true A series of target simulation petroleum resources amounts of the fixed first oil-gas accumulation unit.Default first number can be 10000. According to a series of target simulation petroleum resources amounts of the first oil-gas accumulation unit, it may be determined that the first oil-gas accumulation list The petroleum resources amount distributed data of unit.The petroleum resources amount distributed data of the first oil-gas accumulation unit can include：It is described Minimum target simulation oil gas stock number, maximum target simulation oil gas stock number in a series of target simulation petroleum resources amounts, and The target simulation petroleum resources amount of default quantile.The target simulation petroleum resources amount of the default quantile can be percent Five quantiles, 10 points of sites, are incremented by according to 5 percent, the like, 90 percent point of site and 9 percent The target simulation petroleum resources amount of 15 quantiles.The target simulation petroleum resources amount of 5 percent quantile represents described Default first time 5 the percent of number target simulation petroleum resources amount.The target simulation petroleum resources amount of other quantiles is class Like implication, no longer illustrate one by one herein.
In one embodiment, a series of target simulation petroleum resources amounts can also from big to small be sorted.Institute Stating the target simulation petroleum resources amount of default quantile can be：5 percent quantiles after the sequence, 10 points Site, is incremented by according to 5 percent, the like, the target simulation of 90 percent point of site and 95 percent quantile Petroleum resources amount.The target simulation petroleum resources amount of 5 percent quantile represents default first number after the sequence 5 percent target simulation petroleum resources amount.The target simulation petroleum resources amount of other quantiles is similar meaning, herein No longer illustrate one by one.
The incidence relation based between default species parameter correlation models and each related geologic parameter, determines institute State the target simulation value of each related geologic parameter.Specifically, based on the incidence relation between described each related geologic parameter, The coefficient correlation between first group of related geologic parameter in the first oil-gas accumulation unit can be obtained.Described first group related Parameter can represent any two correlation geologic parameter in the first oil-gas accumulation unit.Based on default species parameter correlation Coefficient correlation between model and first group of related geologic parameter, it may be determined that the described first group mesh of related geologic parameter Mark dependence on parameter model.Target component correlation models based on described first group related geologic parameter are carried out at the second simulation Reason, can obtain the described first group target simulation parameter value of related geologic parameter.
Further, the target component correlation models for being based on first group of related geologic parameter are carried out at the second simulation Reason, obtains the described first group target simulation parameter value of related geologic parameter.Specifically, can be with based on default uniformly distributed function A target simulation for related geologic parameter in the first random parameter value of random generation and first group of related geologic parameter Parameter value.The default uniformly distributed function can be that codomain scope is uniformly distributed function more than 0 and less than 1.Described One random parameter value can be any value generated at random based on default uniformly distributed function.To described first group related geology The target component correlation models of parameter are integrated computing, then carry out derivative operation, can obtain described first group relatively The marginal distribution density function of matter parameter.Using the first random parameter value as the described first group edge of related geologic parameter The functional value of distribution density function, according to an analog parameter for related geologic parameter in described first group related geologic parameter Value, the functional value of the marginal distribution density function of first group of correlation geologic parameter and first group of related geologic parameter Marginal distribution density function, it may be determined that the target mould of another related geologic parameter in first group of related geologic parameter Intend parameter value.It is for instance possible to use following formula represent the described first group marginal distribution density function of related geologic parameter：
C (x, y | x)=x-(ρ+1)(x-ρ+y-ρ-1)-1/ρ (6)
In formula (6), and C (x, y | x) represent the described first group function of the marginal distribution density function of related geologic parameter Value, its value is the first random parameter value；X is a mould for related geologic parameter in described first group related geologic parameter Intend parameter value, y is the analog parameter value of another related geologic parameter in described first group related geologic parameter, ρ represent with x and The parameter that coefficient correlation between the related geologic parameters of y two is associated.Wherein it is determined that the method for the value of the ρ can be with public affairs The method that the value of the α is determined in formula (3) is identical, and here is omitted.According to one in known first group related geologic parameter The marginal distribution density function of the related geologic parameter of the analog parameter value (i.e. the value of x) of individual related geologic parameter and first group Functional value (i.e. C (x, y | value x)), another can be calculated in described first group related geologic parameter using formula (6) The target simulation parameter value (i.e. the value of y) of related geologic parameter.
Further, the correlation based between default species parameter correlation models and first group of related geologic parameter Coefficient, determines the described first group target component correlation models of related geologic parameter.Specifically, based on default species parameter phase First dependence on parameter model in closing property model, it may be determined that described first group first analogue value of related geologic parameter.It is described First dependence on parameter model can represent any dependence on parameter model in default species parameter correlation models.According to described First analogue value, can calculate the first analog parameter coefficient correlation between described first group related geologic parameter.According to described Coefficient correlation between first analog parameter coefficient correlation and first group of related geologic parameter, can calculate first ginseng The fitting angle value of data/coherency model.If the fitting angle value of the first dependence on parameter model is maximum, by the described first ginseng Data/coherency model is used as the described first group target component correlation models of related geologic parameter.
It is possible to further calculate the fitting angle value of the first dependence on parameter model using following formula：
In formula (7), β represents the fitting angle value of the first dependence on parameter model,Represent described first group relatively Coefficient correlation between matter parameter, r represents the first analog parameter coefficient correlation.
In one embodiment, repeat step S101 and step S102, it may be determined that each oil in the purpose work area The petroleum resources amount distributed data of gas accumulation unit.
Step S104：Based on default species unit correlation models and default unit incidence relation, and the purpose work The petroleum resources amount distributed data of the first oil-gas accumulation unit in area, determines total petroleum resources amount distribution number in the purpose work area According to.
The petroleum resources amount distribution number of each oil-gas accumulation unit in the purpose work area can be represented using following formula According to：
Xi={ Xi max,Xi1,Xi2,...,Xi20,Xi min} (8)
X in formula (8)iRepresent i-th petroleum resources amount distributed data of oil-gas accumulation unit, Xi maxRepresent i-th oil Maximum target simulation oil gas stock number, X in the petroleum resources amount distributed data of gas accumulation uniti minRepresent i-th oil-gas accumulation Minimum target simulation oil gas stock number, X in the petroleum resources amount distributed data of uniti1Represent i-th oil of oil-gas accumulation unit The corresponding target simulation petroleum resources amount of 5 percent quantiles, X in gas stock number distributed datai2Represent i-th oil-gas accumulation The corresponding target simulation petroleum resources amount in 10 points of sites in the petroleum resources amount distributed data of unit, the like, Xi20 Represent the corresponding target simulation oil of 95 percent quantile in i-th petroleum resources amount distributed data of oil-gas accumulation unit Gas stock number.
The default unit incidence relation can be the phase relation between each oil-gas accumulation unit in the purpose work area Matrix number.Specifically, the correlation matrix between described each oil-gas accumulation unit can be characterized using expressions below：
In formula (9), R' represents the correlation matrix between described each oil-gas accumulation unit, r'ijRepresent the mesh Work area in coefficient correlation between i-th oil-gas accumulation unit and j-th oil-gas accumulation unit, wherein, i=1,2 ..., m, J=1,2 ..., m, r'ij=r'jiAnd r'ii=1, m represent the number of oil-gas accumulation unit in the purpose work area.
The default species unit correlation models are specifically as follows Gumbel Copula functions, Clayton Copula Function and Frank Copula functions.Wherein it is possible to represent Gumbel Copula functions, Clayton respectively using following formula Copula functions and Frank Copula functions：
C1'=exp (- ((- log u')α'+(log v')α')1/α') (10)
In formula (10), C1' the functional value of Gumbel Copula functions is represented, u' and v' represents two Accumulation of Hydrocarbon respectively Collect the petroleum resources amount distributed mode analog values of unit, α ' represents related to the coefficient correlation between two oil-gas accumulation units of u' and v' The parameter of connection.Further, the petroleum resources amount distributed data based on the oil-gas accumulation unit, pair is associated with the α ' Pre-set configuration likelihood function carries out single order local derviation treatment, can obtain the value of the α '.The span of the α ' can for 0~ 1。
C2'=(max (u'-α'+v'-α'-1,0))-1/α (11)
In formula (11), C2' the functional value of Clayton Copula functions is represented, u' and v' represents two Accumulation of Hydrocarbon respectively Collect the petroleum resources amount distributed mode analog values of unit, α ' represents related to the coefficient correlation between two oil-gas accumulation units of u' and v' The parameter of connection.
In formula (12), C3' the functional value of Frank Copula functions is represented, u' and v' represents two oil-gas accumulations respectively The petroleum resources amount distributed mode analog values of unit, α ' is represented to be associated with the coefficient correlation between two oil-gas accumulation units of u' and v' Parameter.
Petroleum resources amount distributed data according to the first oil-gas accumulation unit, can by the way of linear difference structure Build the petroleum resources amount distribution function of each oil-gas accumulation unit in the purpose work area.Based on default species unit correlation mould Type and default unit incidence relation, it may be determined that the petroleum resources amount distributed mode of each oil-gas accumulation unit in the purpose work area Analog values.The oil gas of petroleum resources amount distribution function and each oil-gas accumulation unit according to each oil-gas accumulation unit Stock number distributed mode analog values carry out the 3rd simulation process, it may be determined that the simulation petroleum resources of each oil-gas accumulation unit Amount.The simulation oil gas stock number of each oil-gas accumulation unit is added, the target simulation in the purpose work area can be obtained Total petroleum resources amount.Repeat the petroleum resources amount distributed mode analog values of each oil-gas accumulation unit of the determination of default second number The step of, the 3rd simulation process step be added step with described, multigroup each different oil-gas accumulation unit can be obtained Simulation oil gas stock number.Simulation oil gas stock number based on multigroup each different oil-gas accumulation unit, it may be determined that A series of total petroleum resources amount of target simulations in the purpose work area.Default second number can be 10000.According to described A series of total petroleum resources amount of target simulations in purpose work area, it may be determined that total petroleum resources amount distribution number in the purpose work area According to.Total petroleum resources amount distributed data in the purpose work area can include：A series of target simulations in the purpose work area are total Minimum target simulates total petroleum resources amount, maximum target and simulates total petroleum resources amount, and default quantile in petroleum resources amount The total petroleum resources amount of target simulation.The total petroleum resources amount of target simulation of the default quantile can be described default second 5 percent, the 10 of number of times, are incremented by according to 5 percent, the like, 90 percent and 95 percent pair The total petroleum resources amount of target simulation answered.
In one embodiment, a series of total petroleum resources amounts of target simulation can also from big to small be sorted. The total petroleum resources amount of target simulation of the default quantile can be default second time 5 the percent of number after the sequence, 10, it is incremented by according to 5 percent, the like, 90 percent and 95 percent corresponding target simulation is always oily Gas stock number.
Petroleum resources amount it is possible to further build each oil-gas accumulation unit using following formula is distributed letter Number：
In formula (13), FiX () represents i-th petroleum resources amount distributed mode analog values of oil-gas accumulation unit, Xik-1Represent the The corresponding target simulation oil gas money of 5 × (k-1) percentage quantiles in the i petroleum resources amount distributed data of oil-gas accumulation unit Source is measured, Xi minMinimum target simulation oil gas stock number in i-th petroleum resources amount distributed data of oil-gas accumulation unit is represented, Xi maxMaximum target simulation oil gas stock number in i-th petroleum resources amount distributed data of oil-gas accumulation unit is represented, x represents one The simulation oil gas stock number of individual oil-gas accumulation unit.
It is described based on default species unit correlation models and default unit incidence relation, determine each in the purpose work area The petroleum resources amount distributed mode analog values of individual oil-gas accumulation unit.Specifically, based on the default unit incidence relation, can obtain Coefficient correlation in the purpose work area between first group of oil-gas accumulation unit.First group of oil-gas accumulation unit can be represented Any two oil-gas accumulation unit in the purpose work area.Based on default species unit correlation models and first group of oil gas Coefficient correlation between accumulation unit, it may be determined that the object element correlation models of first group of oil-gas accumulation unit.Base The 4th simulation process is carried out in the object element correlation models of first group of oil-gas accumulation unit, it may be determined that described first The petroleum resources amount distributed mode analog values of group oil-gas accumulation unit.
Further, the object element correlation models for being based on first group of oil-gas accumulation unit are carried out at the 4th simulation Reason, determines the petroleum resources amount distributed mode analog values of first group of oil-gas accumulation unit.Specifically, based on described default uniform point Cloth function can at random generate an oil-gas accumulation unit in the first random distribution value and first group of oil-gas accumulation unit Petroleum resources amount distributed mode analog values.The first random distribution value can be to be given birth at random based on the default uniformly distributed function Into any value.Object element correlation models to first group of oil-gas accumulation unit are integrated computing, then carry out Derivative operation, can obtain the marginal distribution density function of first group of oil-gas accumulation unit.By first random distribution It is worth the functional value as the marginal distribution density function of first group of oil-gas accumulation unit, according to first group of oil-gas accumulation The petroleum resources amount distributed mode analog values of oil-gas accumulation unit, an edge distribution for first group of oil-gas accumulation unit in unit The marginal distribution density function of the functional value of density function and first group of oil-gas accumulation unit, it may be determined that described first The petroleum resources amount distributed mode analog values of another oil-gas accumulation unit in group oil-gas accumulation unit.For example, it is for instance possible to use under State the marginal distribution density function that formula represents first group of oil-gas accumulation unit：
C'(x', y'| x')=x'-(ρ'+1)(x'-ρ'+y'-ρ'-1)-1/ρ (14)
In formula (14), C'(x', y'| x') be first group of oil-gas accumulation unit marginal distribution density function letter Numerical value, wherein, its value is the first random distribution value；X' is an oil-gas accumulation in first group of oil-gas accumulation unit The petroleum resources amount distributed mode analog values of unit, y' is the oil of another oil-gas accumulation unit in first group of oil-gas accumulation unit Gas stock number distributed mode analog values, ρ ' represents the parameter being associated with the coefficient correlation between two oil-gas accumulation units of x' and y'. Wherein it is determined that the method for the value of the ρ ' is identical with the method for the value that the α ' is determined in formula (10), here is omitted.Root According to a petroleum resources amount distributed mode analog values (i.e. the value of x') for oil-gas accumulation unit in known first group of oil-gas accumulation unit And the value of the functional value (i.e. C'(x', y'| x') of the marginal distribution density function of first group of oil-gas accumulation unit), utilize Formula (14) can be calculated the petroleum resources amount point of another oil-gas accumulation unit in first group of oil-gas accumulation unit The cloth analogue value (i.e. the value of y').
Further, the correlation based between default species unit correlation models and first group of oil-gas accumulation unit Coefficient, determines the object element correlation models of first group of oil-gas accumulation unit.Specifically, based on default species unit phase First module correlation models in closing property model, it may be determined that the first simulation petroleum resources of first group of oil-gas accumulation unit Amount.The first module correlation models can represent any cell correlation mould in the default species unit correlation models Type.According to the described first simulation oil gas stock number, it may be determined that the first simulation between first group of oil-gas accumulation unit is single First coefficient correlation.According to the phase relation between the first analogue unit coefficient correlation and first group of oil-gas accumulation unit Number, can calculate the fitting angle value of the first module correlation models.If this kind in the default unit correlation models The fitting angle value of unit relevance function is maximum, then using the first module correlation models as first group of oil-gas accumulation The object element correlation models of unit.
It is possible to further calculate the fitting angle value of the first module Ionosphere model using following formula：
In formula (15), β ' represents the fitting angle value of the first module Ionosphere model,Represent the default unit Coefficient correlation in correlation data between each oil-gas accumulation unit, r' represents the first analogue unit coefficient correlation.
The embodiment of the method for determining petroleum resources amount, with reference to each phase of oil-gas accumulation unit in the purpose work area Correlation data and default unit correlation data between geologic parameter is closed to determine total petroleum resources in the purpose work area Amount.Thus, the application method is considered the correlation between each oil-gas accumulation unit caused by geological model is formed, Consider the correlation between each geologic parameter, total petroleum resources amount in purpose work area obtained from single oil gas accumulation unit Deviation with actual conditions is smaller, can improve the degree of accuracy of the petroleum resources amount of determination.
Fig. 2 is the composition structure chart of the device embodiment that the application determines petroleum resources amount.As shown in Fig. 2 the determination The device of petroleum resources amount can include：Geologic data acquisition module 100, incidence relation determining module 200, cell distribution data Determining module 300 and work area distributed data determining module 400.
The geologic data acquisition module 100, can be used for obtaining the geology of the first oil-gas accumulation unit in purpose work area Data.The geologic data can include：The parameter value of the parameter value of related geologic parameter and irrelevant geologic parameter.
The incidence relation determining module 200, can be used in the geologic data according to the first oil-gas accumulation unit The parameter value of each related geologic parameter, it is determined that the incidence relation between described each related geologic parameter.
The cell distribution data determining module 300, can be used for based on default species parameter correlation models, described the In the geologic data of one oil-gas accumulation unit the parameter value of each irrelevant geologic parameter and described each related geologic parameter it Between incidence relation, determine the petroleum resources amount distributed data of the first oil-gas accumulation unit.
The work area distributed data determining module 400, can be used for based on default species unit correlation models and presets The petroleum resources amount distributed data of the first oil-gas accumulation unit in unit incidence relation, and the purpose work area, it is determined that described Total petroleum resources amount distributed data in purpose work area.
Fig. 3 is the composition structure that the application determines cell distribution data determining module in the device embodiment of petroleum resources amount Figure.Cell distribution data determining module 300 can include in Fig. 2：At relevant parameter analogue value determining module 310, the first simulation Reason module 320, multiplication processing module 330, multigroup analogue value determining module 340, series analog stock number determining module 350 and money Measure distributed data determining module 360 in source.
The relevant parameter analogue value determining module 310, can be used for based on default species parameter correlation models and institute The incidence relation between each related geologic parameter is stated, it is determined that the target simulation value of each related geologic parameter.
The first simulation process module 320, can be used for based on default distribution function and described each irrelevant geology The parameter value of parameter, the first simulation process is carried out using the method for Monte Carlo, can obtain described each irrelevant geology ginseng Several target simulation parameter values.
The multiplication processing module 330, can be used for the target simulation parameter value of each related geologic parameter and The target simulation parameter value of each irrelevant geologic parameter is multiplied, and the product for obtaining is used as the first oil-gas accumulation unit Target simulation petroleum resources amount.
Multigroup analogue value determining module 340, each is related to can be used for default first determination of number of repetition The step of target simulation value of geologic parameter, the first simulation process step and the target simulation parameter value are multiplied step, Obtain the target simulation parameter value of multigroup each different related geologic parameter, and multigroup each different irrelevant geology ginseng Several target simulation parameter values.
The series analog stock number determining module 350, can be used for based on described multigroup each different related geology The target simulation parameter value of parameter, and multigroup each different irrelevant geologic parameter target simulation parameter value, really A series of target simulation petroleum resources amounts of the fixed first oil-gas accumulation unit.
The stock number distributed data determining module 360, can be used for be according to the one of the first oil-gas accumulation unit Row target simulation petroleum resources amount, determines the petroleum resources amount distributed data of the first oil-gas accumulation unit.
Fig. 4 is the composition structure that the application determines work area distributed data determining module in the device embodiment of petroleum resources amount Figure.Work area distributed data determining module 400 can include in Fig. 2：Distribution function builds module 410, distributed mode analog values and determines mould Block 420, the 3rd simulation process module 430, addition processing module 440, multigroup element resources amount determining module 450, series analog Total resources determining module 460 and total resources distributed data determining module 470.
The distribution function builds module 410, can be used for the petroleum resources amount according to the first oil-gas accumulation unit Distributed data, the petroleum resources amount distribution of each oil-gas accumulation unit in building the purpose work area by the way of the linear difference Function.
The distributed mode analog values determining module 420, can be used for based on default species unit correlation models and default list First incidence relation, determines the petroleum resources amount distributed mode analog values of each oil-gas accumulation unit in the purpose work area.
The 3rd simulation process module 430, can be used for the petroleum resources amount according to each oil-gas accumulation unit The petroleum resources amount distributed mode analog values of distribution function and each oil-gas accumulation unit carry out the 3rd simulation process, it is determined that described The simulation oil gas stock number of each oil-gas accumulation unit.
The addition processing module 440, can be used for the simulation oil gas stock number phase of each oil-gas accumulation unit Plus, obtain the total petroleum resources amount of target simulation in the purpose work area.
Multigroup element resources amount determining module 450, can be used for repeating default second determination of number each The step of petroleum resources amount distributed mode analog values of oil-gas accumulation unit, the 3rd simulation process step are added step with described, Obtain the simulation oil gas stock number of multigroup each different oil-gas accumulation unit.
The series analog total resources determining module 460, can be used for based on described multigroup each different Accumulation of Hydrocarbon Collect the simulation oil gas stock number of unit, determine a series of total petroleum resources amount of target simulations in the purpose work area.
The total resources distributed data determining module 470, can be used for a series of targets according to the purpose work area Total petroleum resources amount is simulated, total petroleum resources amount distributed data in the purpose work area is determined.
The device embodiment for determining petroleum resources amount is corresponding with the embodiment of the method for the determination petroleum resources amount, Can realize it is described determination petroleum resources amount embodiment of the method, and adquisitiones embodiment technique effect.
In the nineties in 20th century, can clearly be distinguished for the improvement of a technology be on hardware improvement (for example, Improvement to circuit structures such as diode, transistor, switches) or software on improvement (for the improvement of method flow).So And, with the development of technology, the improvement of current many method flows can be considered as directly improving for hardware circuit. Designer nearly all obtains corresponding hardware circuit by the way that improved method flow is programmed into hardware circuit.Cause This, it cannot be said that an improvement for method flow cannot be realized with hardware entities module.For example, PLD (Programmable Logic Device, PLD) (such as field programmable gate array (Field Programmable Gate Array, FPGA)) it is exactly such a integrated circuit, its logic function is determined by user to device programming.By designer Voluntarily programming comes a digital display circuit " integrated " on a piece of PLD, without asking chip maker to design and make Special IC chip 2.And, nowadays, substitution manually makes IC chip, and this programming is also used instead mostly " logic compiler (logic compiler) " software realizes that software compiler used is similar when it writes with program development Seemingly, also handy specific programming language is write for source code and before compiling, and this is referred to as hardware description language (Hardware Description Language, HDL), and HDL is also not only a kind of, but have many kinds, such as ABEL (Advanced Boolean Expression Language)、AHDL(Altera Hardware Description Language)、Confluence、CUPL(Cornell University Programming Language)、HDCal、JHDL (Java Hardware Description Language)、Lava、Lola、MyHDL、PALASM、RHDL(Ruby Hardware Description Language) etc., that most commonly use at present is VHDL (Very-High-Speed Integrated Circuit Hardware Description Language) and Verilog2.Those skilled in the art It will be apparent to the skilled artisan that only needing to for method flow slightly programming in logic and to be programmed into integrated circuit with above-mentioned several hardware description languages In, it is possible to it is readily available the hardware circuit for realizing the logical method flow.
Controller can be implemented in any suitable manner, for example, controller can take such as microprocessor or treatment Device and storage can by the computer of the computer readable program code (such as software or firmware) of (micro-) computing device Read medium, gate, switch, application specific integrated circuit (Application Specific Integrated Circuit, ASIC), the form of programmable logic controller (PLC) and embedded microcontroller, the example of controller includes but is not limited to following microcontroller Device：ARC 625D, Atmel AT91SAM, Microchip PIC18F26K20 and Silicone Labs C8051F320, deposit Memory controller is also implemented as a part for the control logic of memory.
It is also known in the art that in addition to realizing controller in pure computer readable program code mode, it is complete Entirely can by by method and step carry out programming in logic come cause controller with gate, switch, application specific integrated circuit, may be programmed Logic controller realizes identical function with the form of embedded microcontroller etc..Therefore this controller is considered one kind Hardware component, and the device for realizing various functions to including in it can also be considered as the structure in hardware component.Or Even, can be used to realizing that the device of various functions is considered as not only being the software module of implementation method but also can be Hardware Subdivision Structure in part.
System, device, module or unit that above-described embodiment is illustrated, can specifically be realized by computer chip or entity, Or realized by the product with certain function.
For convenience of description, it is divided into various units with function during description apparatus above to describe respectively.Certainly, this is being implemented The function of each unit can be realized in same or multiple softwares and/or hardware during application.
As seen through the above description of the embodiments, those skilled in the art can be understood that the application can Realized by the mode of software plus required general hardware platform.Based on such understanding, the technical scheme essence of the application On the part that is contributed to prior art in other words can be embodied in the form of software product, in a typical configuration In, computing device includes one or more processors (CPU), input/output interface, network interface and internal memory.The computer is soft Part product can be used to including some instructions so that a computer equipment (can be personal computer, server, or network Equipment etc.) perform method described in some parts of each embodiment of the application or embodiment.The computer software product can To store in internal memory, internal memory potentially includes the volatile memory in computer-readable medium, random access memory And/or the form, such as read-only storage (ROM) or flash memory (flash RAM) such as Nonvolatile memory (RAM).Internal memory is computer The example of computer-readable recording medium.Computer-readable medium includes that permanent and non-permanent, removable and non-removable media can be by Any method or technique realizes information Store.Information can be computer-readable instruction, data structure, the module of program or its His data.The example of the storage medium of computer includes, but are not limited to phase transition internal memory (PRAM), static RAM (SRAM), dynamic random access memory (DRAM), other kinds of random access memory (RAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), fast flash memory bank or other memory techniques, read-only optical disc are read-only Memory (CD-ROM), digital versatile disc (DVD) or other optical storages, magnetic cassette tape, tape magnetic rigid disk storage or Other magnetic storage apparatus or any other non-transmission medium, can be used to store the information that can be accessed by a computing device.According to Herein defines, and computer-readable medium does not include of short duration computer readable media (transitory media), such as modulation Data-signal and carrier wave.
Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.Especially for system reality Apply for example, because it is substantially similar to embodiment of the method, so description is fairly simple, related part is referring to embodiment of the method Part explanation.
The application can be used in numerous general or special purpose computing system environments or configuration.For example：Personal computer, clothes Business device computer, handheld device or portable set, laptop device, multicomputer system, the system based on microprocessor, put Top box, programmable consumer-elcetronics devices, network PC, minicom, mainframe computer, including any of the above system or equipment DCE etc..
The application can be described in the general context of computer executable instructions, such as program Module.Usually, program module includes performing particular task or realizes routine, program, object, the group of particular abstract data type Part, data structure etc..The application can also be in a distributed computing environment put into practice, in these DCEs, by Remote processing devices connected by communication network perform task.In a distributed computing environment, program module can be with In local and remote computer-readable storage medium including including storage device.
Although depicting the application by embodiment, it will be appreciated by the skilled addressee that the application have it is many deformation and Change is without deviating from spirit herein, it is desirable to which appended claim includes these deformations and changes without deviating from the application's Spirit.

Claims (12)

1. it is a kind of determine petroleum resources amount method, it is characterised in that including：
The geologic data of the first oil-gas accumulation unit in purpose work area is obtained, the geologic data includes：Related geologic parameter The parameter value of parameter value and irrelevant geologic parameter；
The parameter value of each related geologic parameter in geologic data according to the first oil-gas accumulation unit, it is determined that it is described each Incidence relation between related geologic parameter；
Based on each irrelevant geology in default species parameter correlation models, the geologic data of the first oil-gas accumulation unit Incidence relation between the parameter value of parameter and described each related geologic parameter, determines the oil of the first oil-gas accumulation unit Gas stock number distributed data；
Based on the first Accumulation of Hydrocarbon in default species unit correlation models and default unit incidence relation, and the purpose work area Collect the petroleum resources amount distributed data of unit, determine total petroleum resources amount distributed data in the purpose work area.
2. it is according to claim 1 it is a kind of determine petroleum resources amount method, it is characterised in that it is described according to the first oil gas The parameter value of each related geologic parameter in the geologic data of accumulation unit, it is determined that the pass between described each related geologic parameter Connection relation, including：
The parameter value of each related geologic parameter in geologic data according to the first oil-gas accumulation unit, calculates described first Coefficient correlation between each related geologic parameter of oil-gas accumulation unit；
According to the coefficient correlation between each related geologic parameter of the first oil-gas accumulation unit, it is determined that described each correlation Incidence relation between geologic parameter.
3. it is according to claim 2 it is a kind of determine petroleum resources amount method, it is characterised in that using following formula calculate Coefficient correlation between any two correlation geologic parameter of the first oil-gas accumulation unit：
r i j = Σ k = 1 n ′ ( x k i - x ‾ i ) ( x k j - x ‾ j ) Σ k = 1 n ′ ( x k i - x ‾ i ) 2 Σ k = 1 n ′ ( x k j - x ‾ j ) 2
In formula,Represent i-th related geology parameter θ of the first oil-gas accumulation unitiK-th parameter value,Represent The related geology parameter θ of j-th of the first oil-gas accumulation unitjK-th parameter value, rijRepresent first oil-gas accumulation The related geology parameter θ of i-th of unitiGeology parameter θ related to j-thjBetween coefficient correlation, i=1,2 ..., n, j= 1,2 ..., n, k=1,2 ..., n', n represent the first oil-gas accumulation unit related geologic parameter number, n' represents The described j-th parameter value number of related geologic parameter.
4. it is according to claim 1 it is a kind of determine petroleum resources amount method, it is characterised in that it is described based on default species The parameter value and each phase of each irrelevant geologic parameter in dependence on parameter model, the geologic data of the first oil-gas accumulation unit The incidence relation between geologic parameter is closed, the petroleum resources amount distributed data of the first oil-gas accumulation unit is determined, including：
Based on the incidence relation between default species parameter correlation models and described each related geologic parameter, determine described each The target simulation value of individual related geologic parameter；
Parameter value based on default distribution function and each irrelevant geologic parameter, is carried out using the method for Monte Carlo One simulation process, obtains the target simulation parameter value of each irrelevant geologic parameter；
By the target simulation parameter value of each related geologic parameter and the target simulation of each irrelevant geologic parameter Parameter value be multiplied, the product for obtaining as the first oil-gas accumulation unit target simulation petroleum resources amount；
Repeatedly the step of target simulation value of each related geologic parameter of the determination of default first number, first simulation Process step is multiplied step with the target simulation parameter value, obtains the target simulation of multigroup each different related geologic parameter Parameter value, and multigroup each different irrelevant geologic parameter target simulation parameter value；
Based on the target simulation parameter value of multigroup each different related geologic parameter, and multigroup different each The target simulation parameter value of irrelevant geologic parameter, determines a series of target simulation oil gas money of the first oil-gas accumulation unit Measure in source；
According to a series of target simulation petroleum resources amounts of the first oil-gas accumulation unit, the first oil-gas accumulation list is determined The petroleum resources amount distributed data of unit.
5. it is according to claim 4 it is a kind of determine petroleum resources amount method, it is characterised in that it is described based on default species Incidence relation between dependence on parameter model and each related geologic parameter, it is determined that the target of each related geologic parameter The analogue value, including：
Based on the incidence relation between described each related geologic parameter, first group of phase in the first oil-gas accumulation unit is obtained Close the coefficient correlation between geologic parameter；
Based on the coefficient correlation between default species parameter correlation models and first group of related geologic parameter, it is determined that described First group of target component correlation models of related geologic parameter；
Target component correlation models based on described first group related geologic parameter carry out the second simulation process, obtain described the One group of target simulation parameter value of related geologic parameter.
6. it is according to claim 5 it is a kind of determine petroleum resources amount method, it is characterised in that it is described based on default species Coefficient correlation between dependence on parameter model and first group of related geologic parameter, determines first group of correlation geologic parameter Target component correlation models, including：
Based on the first dependence on parameter model in default species parameter correlation models, described first group related geologic parameter is determined First analogue value；
According to first analogue value, the first analog parameter coefficient correlation between described first group related geologic parameter is calculated；
According to the coefficient correlation between the first analog parameter coefficient correlation and first group of related geologic parameter, institute is calculated State the fitting angle value of the first dependence on parameter model；
If the fitting angle value of the first dependence on parameter model is maximum, using the first dependence on parameter model as described First group of target component correlation models of related geologic parameter.
7. it is according to claim 6 it is a kind of determine petroleum resources amount method, it is characterised in that using following formula calculate The fitting angle value of the first dependence on parameter model：
β = 1 - | r ^ - r | r
In formula, β represents the fitting angle value of the first dependence on parameter model,Represent described first group related geologic parameter Between coefficient correlation, r represents the first analog parameter coefficient correlation.
8. it is according to claim 1 it is a kind of determine petroleum resources amount method, it is characterised in that it is described based on default species Unit correlation models and default unit incidence relation, and the petroleum resources amount of the first oil-gas accumulation unit is divided in purpose work area Cloth data, determine total petroleum resources amount distributed data in the purpose work area, including：
Petroleum resources amount distributed data according to the first oil-gas accumulation unit, builds the mesh by the way of linear difference Work area in each oil-gas accumulation unit petroleum resources amount distribution function；
Based on default species unit correlation models and default unit incidence relation, each Accumulation of Hydrocarbon in the purpose work area is determined Collect the petroleum resources amount distributed mode analog values of unit；
The oil gas of petroleum resources amount distribution function and each oil-gas accumulation unit according to each oil-gas accumulation unit Stock number distributed mode analog values carry out the 3rd simulation process, it is determined that the simulation oil gas stock number of each oil-gas accumulation unit；
The simulation oil gas stock number of each oil-gas accumulation unit is added, the target simulation for obtaining the purpose work area is always oily Gas stock number；
The step of repeating the petroleum resources amount distributed mode analog values of the determination of default second number each oil-gas accumulation unit, institute State the 3rd simulation process step and be added step with described, obtain the simulation petroleum resources of multigroup each different oil-gas accumulation unit Amount；
Based on the simulation oil gas stock number of multigroup each different oil-gas accumulation unit, determine that the one of the purpose work area is The total petroleum resources amount of row target simulation；
A series of total petroleum resources amount of target simulations according to the purpose work area, determines total petroleum resources in the purpose work area Amount distributed data.
9. it is according to claim 8 it is a kind of determine petroleum resources amount method, it is characterised in that using following formula build The petroleum resources amount distribution function of each oil-gas accumulation unit：
F i ( x ) = 1 x > X i m i n 0.05 &times; k + X i k - 1 - x X i k - 1 - X i k X i k - 1 < x < X i k 0 x > X i m a x
In formula, FiX () represents i-th petroleum resources amount distributed mode analog values of oil-gas accumulation unit, Xik- 1 represents i-th oil gas The corresponding target simulation petroleum resources amount of 5 × (k-1) percentage quantiles in the petroleum resources amount distributed data of accumulation unit, XiminRepresent minimum target simulation oil gas stock number, X in i-th petroleum resources amount distributed data of oil-gas accumulation unitimaxRepresent Maximum target simulation oil gas stock number in i-th petroleum resources amount distributed data of oil-gas accumulation unit, x represents an Accumulation of Hydrocarbon Collect the simulation oil gas stock number of unit.
10. it is a kind of determine petroleum resources amount device, it is characterised in that described device includes：Geologic data acquisition module, association Relationship determination module, cell distribution data determining module and work area distributed data determining module；Wherein,
The geologic data acquisition module, the geologic data for obtaining the first oil-gas accumulation unit in purpose work area, describedly Prime number evidence includes：The parameter value of the parameter value of related geologic parameter and irrelevant geologic parameter；
The incidence relation determining module, for each related geology in the geologic data according to the first oil-gas accumulation unit The parameter value of parameter, it is determined that the incidence relation between described each related geologic parameter；
The cell distribution data determining module, for based on default species parameter correlation models, first oil-gas accumulation Association in the geologic data of unit between the parameter value of each irrelevant geologic parameter and described each related geologic parameter is closed System, determines the petroleum resources amount distributed data of the first oil-gas accumulation unit；
The work area distributed data determining module, for being associated with default unit based on default species unit correlation models System, and in the purpose work area the first oil-gas accumulation unit petroleum resources amount distributed data, determine the purpose work area Total petroleum resources amount distributed data.
A kind of 11. devices for determining petroleum resources amount according to claim 10, it is characterised in that the cell distribution number Include according to determining module：Relevant parameter analogue value determining module, the first simulation process module, multiplication processing module, multigroup simulation Value determining module, series analog stock number determining module and stock number distributed data determining module；Wherein,
The relevant parameter analogue value determining module, for based on default species parameter correlation models and it is described each relatively Incidence relation between matter parameter, it is determined that the target simulation value of each related geologic parameter；
The first simulation process module, for the parameter based on default distribution function and each irrelevant geologic parameter Value, the first simulation process is carried out using the method for Monte Carlo, obtains the target simulation ginseng of each irrelevant geologic parameter Numerical value；
The multiplication processing module, for by the target simulation parameter value of each related geologic parameter and described each non-phase The target simulation parameter value for closing geologic parameter is multiplied, and the product for obtaining is oily as the target simulation of the first oil-gas accumulation unit Gas stock number；
Multigroup analogue value determining module, the mesh for repeating each related geologic parameter of the determination of default first number The step of mark analogue value, the first simulation process step are multiplied step with the target simulation parameter value, obtain multigroup difference Each related geologic parameter target simulation parameter value, and multigroup each different irrelevant geologic parameter target simulation Parameter value；
The series analog stock number determining module, for the target mould based on multigroup each different related geologic parameter Intend parameter value, and multigroup each different irrelevant geologic parameter target simulation parameter value, determine it is described first oil A series of target simulation petroleum resources amounts of gas accumulation unit；
The stock number distributed data determining module, for a series of target simulations oil according to the first oil-gas accumulation unit Gas stock number, determines the petroleum resources amount distributed data of the first oil-gas accumulation unit.
A kind of 12. devices for determining petroleum resources amount according to claim 10, it is characterised in that the work area distribution number Include according to determining module：Distribution function builds module, distributed mode analog values determining module, the 3rd simulation process module, addition treatment Module, multigroup element resources amount determining module, series analog total resources determining module and total resources distributed data determine mould Block；Wherein,
The distribution function builds module, for the petroleum resources amount distributed data according to the first oil-gas accumulation unit, adopts The petroleum resources amount distribution function of each oil-gas accumulation unit in the purpose work area is built with the mode of linear difference；
The distributed mode analog values determining module, for based on default species unit correlation models and default unit incidence relation, Determine the petroleum resources amount distributed mode analog values of each oil-gas accumulation unit in the purpose work area；
The 3rd simulation process module, for the petroleum resources amount distribution function according to each oil-gas accumulation unit and institute The petroleum resources amount distributed mode analog values for stating each oil-gas accumulation unit carry out the 3rd simulation process, it is determined that described each oil-gas accumulation The simulation oil gas stock number of unit；
The addition processing module, for the simulation oil gas stock number of each oil-gas accumulation unit to be added, obtains described The total petroleum resources amount of target simulation in purpose work area；
Multigroup element resources amount determining module, for each oil-gas accumulation unit of default second determination of number of repetition Petroleum resources amount distributed mode analog values the step of, the 3rd simulation process step be added step with described, obtain multigroup difference Each oil-gas accumulation unit simulation oil gas stock number；
The series analog total resources determining module, for the simulation based on multigroup each different oil-gas accumulation unit Petroleum resources amount, determines a series of total petroleum resources amount of target simulations in the purpose work area；
The total resources distributed data determining module, for a series of total oil gas money of target simulations according to the purpose work area Source is measured, and determines total petroleum resources amount distributed data in the purpose work area.
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CN106896419B (en) A kind of method and device of determining petroleum resources amount

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