CN106644839A - Method and device for determining transporting capability parameter of rock mass - Google Patents
Method and device for determining transporting capability parameter of rock mass Download PDFInfo
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- CN106644839A CN106644839A CN201611195927.0A CN201611195927A CN106644839A CN 106644839 A CN106644839 A CN 106644839A CN 201611195927 A CN201611195927 A CN 201611195927A CN 106644839 A CN106644839 A CN 106644839A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/04—Investigating osmotic effects
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V9/00—Prospecting or detecting by methods not provided for in groups G01V1/00 - G01V8/00
Abstract
The invention provides a method and device for determining a transporting capability parameter of rock mass. The method comprises the steps of obtaining an included angle between to-be-tested rock mass and a horizontal plane and taking the included angle as a stratigraphic dip; obtaining the permeability of the to-be-tested rock mass, wherein the permeability comprises horizontal permeability and vertical permeability; and calculating the transporting capability parameter of the to-be-tested rock mass according to the horizontal permeability, the vertical permeability and the stratigraphic dip. According to the method and the device, the transporting capability parameter of the to-be-tested rock mass is calculated through the angle between the to-be-tested rock mass and the horizontal plane and the permeability of the to-be-tested rock mass, and the target of quantitative evaluation of the transporting capability of the to-be-tested rock mass is achieved, so that the distribution law of an oil-gas reservoir can be better predicted according to the transporting capability parameter and the geological prospecting risk is reduced.
Description
Technical field
The present invention relates to technical field of geological exploration, more particularly to a kind of rock mass transporting capability determination method for parameter and dress
Put.
Background technology
Migration path system can refer to that oil gas migrates to all path nets and its correlation experienced during trap from hydrocarbon source rock
Country rock, can include connected sandbody, tomography, unconformity and combinations thereof.To portraying for rock mass migration path system and determining for transporting capability
Scale is levied, and is had great importance in quantitative study oil-gas migration, Hydrocarbon Formation Reservoirs.By the quantitative table to rock mass transporting capability
Levy, the application level of Petroleum system Analysis and simulation can be effectively improved.
At present, about migration path system research achieved with remarkable break-throughs.Chen Zhankun etc. is from sedimentary micro, diagenesis and hole
Gap Evolutionary History is analyzed, and determines that Gu Gaokong oozes sand body development belt, draws predominant pathway；Chen Ruiyin etc. fills from Diagenetic Sequence analyzing oil and gas
Note critical period sand body old Jun procelain, sets up sand body transporting screen work, and oil migration path is simulated；Wu Dongsheng etc. is adopted
Sandy ground is used for permeability sand body migrating capability evaluating, using tomography keying property as translocatable overall merit key parameter,
Set up the migration path system of three-dimensional sand body and tomography distribution；Luo Xiaorong etc. sums up sandstone conductor department connectivity analysis methods, proposes
The groundwork program of sandstone transporting layer model is set up, formation can carry out carrier bed quantization table using common physical parameter
The method levied, and propose that permeability is the ideal parameters for characterizing migrating capability.Lin Yuxiang etc. proposes the research side of migration path system
Method and step, it is believed that old Jun procelain recovers, paleopressure recovers, paleostructure is recovered and Pool-forming time analysis is hydrocarbon carrier system point
Key technology in analysis research, it is proposed that migration path system classification schemes and nomenclature principle, establishes all kinds of transporting key elements qualities
Quantitative assessment and assignment principle.
In the above prior art, mainly using qualitative or semiquantitative mode, such as directly by connecting or not connecting
The transporting capability led to characterize rock mass is i.e. connective, meanwhile, main research is that sedimentary sand bodies etc. are a kind of specific in prior art
The transporting capability of sand body, for the transporting capability of other types rock mass does not have quantitative characterizing method.
The content of the invention
The invention provides a kind of rock mass transporting capability determination method for parameter and device, various not to reach quantitatively characterizing
The purpose of same type rock mass transporting capability.
A kind of rock mass transporting capability determination method for parameter is embodiments provided, can be included：Obtain rock to be measured
Angle between body and horizontal plane, using the angle as stratigraphic dip；The permeability of the rock mass to be measured is obtained, wherein, institute
Stating permeability includes：Horizontal permeability and vertical permeability；According to the horizontal permeability, the vertical permeability and described
Inclination layer, calculates the transporting capability parameter of the rock mass to be measured.
In one embodiment, according to the horizontal permeability, the vertical permeability and the stratigraphic dip, institute is calculated
The transporting capability parameter of rock mass to be measured is stated, can be included：By the cosine of the logarithm of the vertical permeability and the stratigraphic dip
Value is multiplied, and according to product resulting after multiplication the vertical transporting capability parameter of the rock mass to be measured is determined；The level is oozed
Thoroughly the logarithm of rate is multiplied with the sine value of the stratigraphic dip, and according to product resulting after multiplication the rock mass to be measured is determined
Horizontal transporting capability parameter；Using the vertical transporting capability parameter and the horizontal transporting capability parameter and as described to be measured
The transporting capability parameter of rock mass.
In one embodiment, the transporting capability parameter of the rock mass to be measured is calculated according to below equation：
Pmig=fv×ln(Kv)+fp×ln(Kp)
Wherein, fv=cos (α), fp=sin (α)；
Wherein, PmigThe transporting capability parameter of the rock mass to be measured is represented, α represents the stratigraphic dip, KvRepresent described to hang down
Straight permeability, KpRepresent the horizontal permeability.
In one embodiment, the permeability of the rock mass to be measured is obtained, can be included：The rock mass to be measured is divided into
The test rock mass of preset number；The permeability of each test rock mass is obtained, and is selected from the permeability of each test rock mass
The maximum and minimum of a value of permeability are taken, and calculates the mean value of the permeability of each test rock mass；According to the maximum
Value, the minimum of a value and the mean value determine the triangular probability distribution of the permeability of the rock mass to be measured；It is general from the triangle
In rate distribution a value is randomly selected as the permeability of the rock mass to be measured.
In one embodiment, the scope of the stratigraphic dip is between 0 ° to 90 °.
In one embodiment, the rock mass to be measured includes at least one of：Sandstone pinching body, sandstone lens, sand
Rock fan body, Etching Behavior.
The embodiment of the present invention additionally provides a kind of determining device of rock mass transporting capability parameter, can include：Inclination angle obtains
Module, for obtaining the angle between rock mass to be measured and horizontal plane, using the angle as stratigraphic dip；Permeability obtains mould
Block, for obtaining the permeability of rock mass to be measured, wherein, the permeability includes：Horizontal permeability and vertical permeability；Transporting energy
Force parameter determining module, for treating described according to the horizontal permeability, the vertical permeability and the stratigraphic dip, calculating
Survey the transporting capability parameter of rock mass.
In one embodiment, the transporting capability parameter determination module includes：Vertical Parameters determining unit, for by institute
The logarithm for stating vertical permeability is multiplied with the cosine value of the stratigraphic dip, determined according to product resulting after multiplication described in
The vertical transporting capability parameter of rock mass to be measured；Horizontal parameters determining unit, for by the logarithm of the horizontal permeability with it is described
The sine value of stratigraphic dip is multiplied, and the horizontal transporting capability ginseng of the rock mass to be measured is determined according to product resulting after multiplication
Number；Transporting parameter determination unit, for using the vertical transporting capability parameter and the horizontal transporting capability parameter and as
The transporting capability parameter of the rock mass to be measured.
In one embodiment, the transporting parameter determination unit according to below equation specifically for calculating the rock to be measured
The transporting capability parameter of body：
Pmig=fv×ln(Kv)+fp×ln(Kp)
Wherein, fv=cos (α), fp=sin (α)；
Wherein, PmigThe transporting capability parameter of the rock mass to be measured is represented, α represents the stratigraphic dip, KvRepresent described to hang down
Straight permeability, KpRepresent the horizontal permeability.
In one embodiment, the permeability acquisition module includes：Rock mass division unit, for by the rock mass to be measured
It is divided into the test rock mass of preset number；Rock mass permeability acquiring unit, for obtain each test rock mass permeability, and from
The maximum and minimum of a value of permeability are chosen in the permeability of each test rock mass, and calculates each test rock mass
The mean value of permeability；Probability distribution determining unit, for being determined according to the maximum, the minimum of a value and the mean value
The triangular probability distribution of the permeability of the rock mass to be measured；Permeability extracting unit, for from the triangular probability distribution with
Machine extracts a value as the permeability of the rock mass to be measured.
In embodiments of the present invention, by angle between rock mass to be measured and horizontal plane, and the infiltration calibration of rock mass to be measured
Amount calculates the transporting capability parameter of rock mass to be measured, realizes the purpose for realizing quantitative assessment rock mass transporting capability to be measured, so as to can
, according to the regularity of distribution of transporting capability parameter prediction oil-gas reservoir, geological prospecting risk is reduced with preferably.
Description of the drawings
In order to be illustrated more clearly that 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, in the premise for not paying creative labor
Under, can be with according to these other accompanying drawings of accompanying drawings acquisition.
Fig. 1 is a kind of rock mass transporting capability determination method for parameter flow chart that the application is provided；
Fig. 2 is the geological model schematic diagram of the somewhere rock mass to be measured that the application is provided；
Fig. 3 is a kind of structured flowchart of the determining device of rock mass transporting capability parameter that the application is provided.
Specific embodiment
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 enforcement
Example is only some embodiments of the present application, rather than the embodiment of whole.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.
In view of the transporting for typically determining the rock mass to be measured in prior art using qualitative or semiquantitative method
Ability parameter, present applicant proposes quantitatively determining the rock mass transporting capability to be measured using stratigraphic dip and rock mass permeability
A kind of method of parameter, specifically, in the present embodiment, it is proposed that rock mass transporting capability determination method for parameter, such as Fig. 1 institutes
Show, may comprise steps of：
S101：The angle between rock mass to be measured and horizontal plane is obtained, using the angle as stratigraphic dip.
In one embodiment of the application, the rock mass to be measured can include at least one of：Sandstone pinching body, sand
Phacolith body, sandstone fan body, Etching Behavior.
Stratigraphic dip also refers to the downdip direction of level rock fall line with the level rock in the horizontal plane
Projection line folded by angle.
In one embodiment of the application, can pass through to calculate the unit normal vector n for determining rock mass to be measured in the earth seat
Three-component (n in mark system (V, N, E)V,nN,nE), wherein, V represents that vertical axis in earth coordinates, E represent due east axle, N tables
After showing positive north axle, the stratigraphic dip of angle between reflection rock mass to be measured and horizontal plane is determined according to the following equation：
In another embodiment of the application, the scope of the stratigraphic dip α is between 0 ° to 90 °.
In another embodiment of the application, first the geologic section of the rock mass to be measured can be digitized into process
The geological model of the rock mass to be measured is formed afterwards, according to the angle of rock mass to be measured and the earth's surface in the geological model, it is determined that
Go out the stratigraphic dip.The geological model of somewhere rock mass to be measured is illustrated in figure 2, from figure 2 it can be seen that the geologic section
Total length be ten thousand metres, depth be 2000 meters, can be with 2 sandstone pinching bodies, 2 sandstone lens, 1 sandstone fan body and 1
Individual Etching Behavior, can determine the rock mass to be measured according to the angle of rock mass to be measured and the earth's surface in the geological model
Stratigraphic dip.
S102：The permeability of the rock mass to be measured is obtained, wherein, the permeability includes：Horizontal permeability and vertically ooze
Saturating rate.
Under certain pressure reduction, the property that rock mass is allowed fluid from is referred to as permeability；Under certain pressure reduction, rock mass allows stream
The ability that body passes through is permeability.The permeability can include horizontal permeability and vertical permeability.Fluid is parallel to rock
Permeability during bedding angle linear flow is referred to as horizontal permeability；Fluid orthogonal oozing when rock aspect dimension linear flows
Thoroughly rate is referred to as vertical permeability.
In one embodiment of the application, described treating can be determined by analyzing the log data of the rock mass to be measured
Survey the permeability of rock mass.For example, the pressure reduction at the two ends of the acquisition rock mass to be measured, the cross section of the rock mass to be measured can be passed through
Product, the volume and viscosity of saturation fluid, according to Darcy formula the rock to be measured is determined in length, the rock of the rock mass to be measured
The Permeability Parameters of the reflection rock mass self character of body.It is of course also possible to by other means, the application is not construed as limiting to this.
In one embodiment of the application, the permeability of the rock mass to be measured can be obtained according to following steps：
S2-1：The rock mass to be measured is divided into the test rock mass of preset number.
When the volume of the rock mass to be measured is larger, multiple test rocks can be chosen from the different parts of the rock mass to be measured
Body, the permeability of the rock mass to be measured is determined by the permeability of the test rock mass.
S2-2：The permeability of each test rock mass is obtained, and infiltration is chosen from the permeability of each test rock mass
The maximum and minimum of a value of rate, and calculate the mean value of the permeability of each test rock mass.
Determine the permeability of the plurality of test rock mass according to the method in above-described embodiment, multiple oozed according to resulting
Thoroughly rate determines maximum, minimum of a value and the mean value of the plurality of rock mass permeability to be measured.
S2-3：The permeability of the rock mass to be measured is determined according to the maximum, the minimum of a value and the mean value
Triangular probability distribution.
The triangular probability of the rock mass permeability to be measured is determined according to the maximum, the minimum of a value and the mean value
Distribution.Specifically, the permeability of each test rock mass can be included in the triangular probability distribution.It is of course also possible to root
Determine Poisson distribution, the exponential distribution equal-probability distribution of the rock mass permeability to be measured according to the plurality of rock mass permeability to be measured,
The probability distribution meets the condition that can include the test rock mass permeability, for choosing which kind of probability distribution to describe
The permeability of rock mass to be measured is stated, the application is not construed as limiting to this.
S2-4：A value is randomly selected from the triangular probability distribution as the permeability of the rock mass to be measured.
It is random that a value is extracted from the probability distribution as the permeability of the rock mass to be measured.For example, treat when described
When survey rock mass is sandstone pinching body, a value is extracted from the probability distribution corresponding to the sandstone pinching body at random as described
The permeability of rock mass to be measured, the permeability can include horizontal permeability and vertical permeability.
Sandstone in the rock mass to be measured of somewhere can be obtained according to above-mentioned steps annihilate body, sandstone lens, sandstone fan body, molten
The horizontal permeability of the erosion class rock mass of rock mass four and the minimum of a value of vertical permeability, maximum and mean value, as shown in table 1.
The permeability statistics table (unit of all kinds rock mass of table 1：mD)
According to the data of table 1, triangular probability distribution, the sandstone pinching body water of sandstone pinching body vertical permeability are determined respectively
The triangular probability distribution of flat permeability, the triangular probability distribution of sandstone lens vertical permeability, sandstone lens horizontal permeation
The triangular probability distribution of rate, the triangular probability distribution of sandstone fan body vertical permeability, sandstone fan body horizontal permeability triangle it is general
Rate distribution, the triangular probability distribution of Etching Behavior vertical permeability, the triangular probability distribution of Etching Behavior horizontal permeability.
S103：According to the horizontal permeability, the vertical permeability and the stratigraphic dip, the rock mass to be measured is calculated
Transporting capability parameter.
Specifically, can include：The logarithm of the vertical permeability is multiplied with the cosine value of the stratigraphic dip, according to
Resulting product is determining the vertical transporting capability parameter of the rock mass to be measured after multiplication；By the logarithm of the horizontal permeability
It is multiplied with the sine value of the stratigraphic dip, the horizontal transporting of the rock mass to be measured is determined according to product resulting after multiplication
Ability parameter；According to the vertical transporting capability parameter and the sum of the horizontal transporting capability parameter, the rock mass transporting is determined
Ability parameter.
I.e., it is possible to determine the rock mass transporting capability parameter according to below equation：
Pmig=fv×ln(Kv)+fp×ln(Kp)
In above formula, fv=cos (α), fp=sin (α)；
In above formula, PmigThe rock mass transporting capability parameter is represented, α represents the stratigraphic dip, KvRepresent described vertically to ooze
Saturating rate, KpRepresent the horizontal permeability.
In one embodiment, the triangular probability of the sandstone pinching body vertical permeability from the rock mass to be measured of above-mentioned somewhere
Distribution, triangular probability distribution, the triangular probability distribution of sandstone lens vertical permeability, the sand of sandstone pinching body horizontal permeability
The triangular probability distribution of phacolith body horizontal permeability, the triangular probability distribution of sandstone fan body vertical permeability, sandstone fan body water
The triangular probability distribution of flat permeability, the triangular probability distribution of Etching Behavior vertical permeability, Etching Behavior horizontal permeability
A value is randomly selected in triangular probability distribution as corresponding permeability, it is true according to the permeability and the stratigraphic dip
Surely the rock mass transporting capability parameter in expression formula is preset.
Based on same inventive concept, a kind of determination dress of rock mass transporting capability parameter is additionally provided in the embodiment of the present invention
Put, as described in the following examples.Principle and rock mass transporting due to the determining device solve problem of rock mass transporting capability parameter
The determination method of ability parameter is similar, therefore the enforcement of the determining device of rock mass transporting capability parameter may refer to rock mass transporting energy
The determination of force parameter. the enforcement of method, repeats part and repeats no more.Used below, term " unit " or " module " can
To realize the software of predetermined function and/or the combination of hardware.Although the device described by following examples is preferably come with software
Realize, but hardware, or the realization of the combination of software and hardware is also may and to be contemplated.Fig. 3 is the embodiment of the present invention
Rock mass transporting capability parameter determining device a kind of structured flowchart, as shown in figure 3, including：Inclination angle acquisition module 301, ooze
Thoroughly rate acquisition module 302, transporting capability parameter determination module 303, illustrates below to the structure.
Inclination angle acquisition module 301, can be used for obtaining the angle between rock mass to be measured and horizontal plane, using the angle as
Stratigraphic dip；
Permeability acquisition module 302, can be used for obtaining the permeability of rock mass to be measured, wherein, the permeability includes：Water
Flat permeability and vertical permeability；
Transporting capability parameter determination module 303, can be used for according to the horizontal permeability, the vertical permeability and institute
Stratigraphic dip is stated, the transporting capability parameter of the rock mass to be measured is calculated.
In one embodiment, the transporting capability parameter determination module can include：Vertical Parameters determining unit, can be with
For the logarithm of the vertical permeability to be multiplied with the cosine value of the stratigraphic dip, according to product resulting after multiplication come
Determine the vertical transporting capability parameter of the rock mass to be measured；Horizontal parameters determining unit, can be used for the horizontal permeability
Logarithm be multiplied with the sine value of the stratigraphic dip, the water of the rock mass to be measured is determined according to product resulting after multiplication
Flat transporting capability parameter；Transporting parameter determination unit, can be used for the vertical transporting capability parameter and the horizontal transporting
Ability parameter and as the rock mass to be measured transporting capability parameter.
In one embodiment, the transporting parameter determination unit specifically can be used for according to below equation calculate described in treat
Survey the transporting capability parameter of rock mass：
Pmig=fv×ln(Kv)+fp×ln(Kp)
Wherein, fv=cos (α), fp=sin (α)；
Wherein, PmigThe transporting capability parameter of the rock mass to be measured is represented, α represents the stratigraphic dip, KvRepresent described to hang down
Straight permeability, KpRepresent the horizontal permeability.
In one embodiment, the permeability acquisition module can include：Rock mass division unit, can be used for will be described
Rock mass to be measured is divided into the test rock mass of preset number；Rock mass permeability acquiring unit, can be used for obtaining each test rock mass
Permeability, and choose the maximum and minimum of a value of permeability from the permeability of each test rock mass, and calculate described
The mean value of the permeability of each test rock mass；Probability distribution determining unit, can be used for according to the maximum, the minimum
Value and the mean value determine the triangular probability distribution of the permeability of the rock mass to be measured；Permeability extracting unit, can be used for
A value is randomly selected from the triangular probability distribution as the permeability of the rock mass to be measured.
In one embodiment, the scope of the stratigraphic dip is between 0 ° to 90 °.
In one embodiment, the rock mass to be measured can include at least one of：Sandstone pinching body, sandstone lens
Body, sandstone fan body, Etching Behavior.
As can be seen from the above description, the embodiment of the present invention realizes following technique effect：Treated according to the reflection
During the stratigraphic dip of angle and the permeability of the rock mass to be measured are to determine default expression formula between survey rock mass and horizontal plane
Rock mass transporting capability parameter, the default expression formula includes the default reflection permeability, the stratigraphic dip and the rock
The expression formula of body transporting capability relation.On the basis of existing technology, add the stratigraphic dip to describe the rock mass
It is connective, it is possible to achieve the purpose of rock mass transporting capability to be measured described in quantitative assessment, such that it is able to preferably according to the transporting
The regularity of distribution of ability parameter predicting hydrocarbon reservoirs, reduces geological prospecting risk.
Although this application provides the method operating procedure as described in embodiment or flow chart, based on conventional or noninvasive
The means of the property made can include more or less operating procedures.The step of enumerating in embodiment order is only numerous steps
A kind of mode in execution sequence, does not represent unique execution sequence.When device in practice or end product are performed, can be with
According to embodiment, either method order shown in the drawings performs either executed in parallel (such as parallel processor or multiple threads
Environment, even distributed data processing environment).Term " including ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that a series of process, method, product or equipment including key elements not only will including those
Element, but also including other key elements being not expressly set out, or also include for this process, method, product or equipment
Intrinsic key element.In the absence of more restrictions, it is not excluded that including the process of the key element, method, product or
Also there are other identical or equivalent elements in person's equipment.
Unit, device or module that above-described embodiment is illustrated etc., specifically can be realized by computer chip or entity, or
Realized by the product with certain function.For convenience of description, various modules point are divided into function when describing apparatus above
Do not describe.Certainly, can the function of each module is real in same or multiple softwares and/or hardware when the application is implemented
It is existing, it is also possible to realized the module for realizing same function by the combination of multiple submodule or subelement etc..Dress described above
Put embodiment only schematic, for example, the division of the unit, only a kind of division of logic function, when actually realizing
Can have other dividing mode, such as multiple units or component can with reference to or be desirably integrated into another system, or one
A little features can be ignored, or not perform.It is another, shown or discussed coupling each other or direct-coupling or communication link
It can be INDIRECT COUPLING or communication connection by some interfaces, device or unit to connect, and can be electrical, mechanical or other shapes
Formula.
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 cause controller with gate, switch, special IC, may be programmed
The form of logic controller and embedded microcontroller etc. is realizing identical function.Therefore this controller is considered one kind
Hardware component, and the device for realizing various functions included to its inside can also be considered as the structure in hardware component.Or
Person even, can be used to realizing that the device of various functions be considered as not only being the software module of implementation method but also can be hardware
Structure in part.
The application can be described in the general context of computer executable instructions, such as program
Module.Usually, program module includes execution particular task or realizes routine, program, object, the group of particular abstract data type
Part, data structure, class etc..The application can also be in a distributed computing environment put into practice, in these DCEs,
Task is performed by the remote processing devices connected by communication network.In a distributed computing environment, program module can
With positioned at including in the local and remote computer-readable storage medium including storage device.
As seen through the above description of the embodiments, those skilled in the art can be understood that the application can
Realize by the mode of software plus required general hardware platform.Based on such understanding, the technical scheme essence of the application
On prior art is contributed part in other words can be embodied in the form of software product, the computer software product
Can be stored in storage medium, such as ROM/RAM, magnetic disc, CD, including some instructions are used so that a computer equipment
(can be personal computer, mobile terminal, server, either network equipment etc.) perform each embodiment of the application or enforcement
Method described in some parts of example.
Each embodiment in this specification is described by the way of progressive, same or analogous portion between each embodiment
Divide mutually referring to what each embodiment was stressed is the difference with other embodiment.The application can be used for crowd
In more general or special purpose computing system environments or configuration.For example：Personal computer, server computer, handheld device or
Portable set, laptop device, multicomputer system, set based on the system of microprocessor, set top box, programmable electronics
Standby, network PC, minicom, mainframe computer, including the DCE etc. of any of the above system or equipment.
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 (10)
1. a kind of rock mass transporting capability determination method for parameter, it is characterised in that include：
The angle between rock mass to be measured and horizontal plane is obtained, using the angle as stratigraphic dip；
The permeability of the rock mass to be measured is obtained, wherein, the permeability includes：Horizontal permeability and vertical permeability；
According to the horizontal permeability, the vertical permeability and the stratigraphic dip, the transporting energy of the rock mass to be measured is calculated
Force parameter.
2. the method for claim 1, it is characterised in that according to the horizontal permeability, the vertical permeability and institute
Stratigraphic dip is stated, the transporting capability parameter of the rock mass to be measured is calculated, including：
The logarithm of the vertical permeability is multiplied with the cosine value of the stratigraphic dip, it is true according to product resulting after multiplication
The vertical transporting capability parameter of the fixed rock mass to be measured；
The logarithm of the horizontal permeability is multiplied with the sine value of the stratigraphic dip, it is true according to product resulting after multiplication
The horizontal transporting capability parameter of the fixed rock mass to be measured；
Using the vertical transporting capability parameter and the horizontal transporting capability parameter and as the rock mass to be measured transporting energy
Force parameter.
3. method as claimed in claim 2, it is characterised in that calculate the transporting capability of the rock mass to be measured according to below equation
Parameter：
Pmig=fv×ln(Kv)+fp×ln(Kp)
Wherein, fv=cos (α), fp=sin (α)；
Wherein, PmigThe transporting capability parameter of the rock mass to be measured is represented, α represents the stratigraphic dip, KvRepresent described vertically to ooze
Saturating rate, KpRepresent the horizontal permeability.
4. the method for claim 1, it is characterised in that obtain the permeability of the rock mass to be measured, including：
The rock mass to be measured is divided into the test rock mass of preset number；
The permeability of each test rock mass is obtained, and the maximum of permeability is chosen from the permeability of each test rock mass
And minimum of a value, and calculate the mean value of the permeability of each test rock mass；
The triangular probability point of the permeability of the rock mass to be measured is determined according to the maximum, the minimum of a value and the mean value
Cloth；
A value is randomly selected from the triangular probability distribution as the permeability of the rock mass to be measured.
5. the method for claim 1, it is characterised in that the scope of the stratigraphic dip is between 0 ° to 90 °.
6. the method for claim 1, it is characterised in that the rock mass to be measured includes at least one of：Sandstone pinching
Body, sandstone lens, sandstone fan body, Etching Behavior.
7. a kind of determining device of rock mass transporting capability parameter, it is characterised in that include：
Inclination angle acquisition module, for obtaining the angle between rock mass to be measured and horizontal plane, using the angle as stratigraphic dip；
Permeability acquisition module, for obtaining the permeability of rock mass to be measured, wherein, the permeability includes：Horizontal permeability and
Vertical permeability；
Transporting capability parameter determination module, for according to the horizontal permeability, the vertical permeability and the stratigraphic dip,
Calculate the transporting capability parameter of the rock mass to be measured.
8. device as claimed in claim 7, it is characterised in that the transporting capability parameter determination module includes：
Vertical Parameters determining unit, for the logarithm of the vertical permeability to be multiplied with the cosine value of the stratigraphic dip, root
The vertical transporting capability parameter of the rock mass to be measured is determined according to product resulting after multiplication；
Horizontal parameters determining unit, for the logarithm of the horizontal permeability to be multiplied with the sine value of the stratigraphic dip, root
The horizontal transporting capability parameter of the rock mass to be measured is determined according to product resulting after multiplication；
Transporting parameter determination unit, for using the vertical transporting capability parameter and the horizontal transporting capability parameter and as
The transporting capability parameter of the rock mass to be measured.
9. device as claimed in claim 8, it is characterised in that the transporting parameter determination unit is specifically for according to following public affairs
Formula calculates the transporting capability parameter of the rock mass to be measured：
Pmig=fv×ln(Kv)+fp×ln(Kp)
Wherein, fv=cos (α), fp=sin (α)；
Wherein, PmigThe transporting capability parameter of the rock mass to be measured is represented, α represents the stratigraphic dip, KvRepresent described vertically to ooze
Saturating rate, KpRepresent the horizontal permeability.
10. device as claimed in claim 7, it is characterised in that the permeability acquisition module includes：
Rock mass division unit, for the rock mass to be measured to be divided into the test rock mass of preset number；
Rock mass permeability acquiring unit, for obtaining the permeability of each test rock mass, and oozing from each test rock mass
Choose the maximum and minimum of a value of permeability in rate thoroughly, and calculate the mean value of the permeability of each test rock mass；
Probability distribution determining unit, for determining the rock to be measured according to the maximum, the minimum of a value and the mean value
The triangular probability distribution of the permeability of body；
Permeability extracting unit, for randomly selecting value oozing as the rock mass to be measured from the triangular probability distribution
Saturating rate.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193053A (en) * | 2017-07-12 | 2017-09-22 | 中国石油化工股份有限公司胜利油田分公司勘探开发研究院西部分院 | The vertical transporting capability evaluation method of nappe-gliding structure Volcanic Area reversed fault subdivision in front of the mountains |
| CN109323970A (en) * | 2018-11-30 | 2019-02-12 | 中国石油大港油田勘探开发研究院 | A kind of evaluation method of the vertical migrating capability of activity section |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908612Y (en) * | 2006-01-18 | 2007-06-06 | 贵阳铝镁设计研究院 | Level anti-leakage structure for red mud field of karst ared |
| CN104111483A (en) * | 2014-03-26 | 2014-10-22 | 中国石油化工股份有限公司 | Exploration method of faulted basin slope oil reservoir distribution |
| CN105974083A (en) * | 2016-07-08 | 2016-09-28 | 中国矿业大学(北京) | Simulation test device for changing permeability of coal seam through draining and permeability increasing method |
-
2016
- 2016-12-22 CN CN201611195927.0A patent/CN106644839B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2908612Y (en) * | 2006-01-18 | 2007-06-06 | 贵阳铝镁设计研究院 | Level anti-leakage structure for red mud field of karst ared |
| CN104111483A (en) * | 2014-03-26 | 2014-10-22 | 中国石油化工股份有限公司 | Exploration method of faulted basin slope oil reservoir distribution |
| CN105974083A (en) * | 2016-07-08 | 2016-09-28 | 中国矿业大学(北京) | Simulation test device for changing permeability of coal seam through draining and permeability increasing method |
Non-Patent Citations (4)
| Title |
|---|
| 付广 等: "气藏天然气输导效率研究", 《石油学报》 * |
| 白玉湖 等: "不确定性页岩油气产量递减预测方法", 《天然气勘探与开发》 * |
| 赵健 等: "塔中地区志留柯坪塔格组砂岩输导层量化表征及有效性评价", 《石油学报》 * |
| 黄福堂 等: "《压力密闭取心分析技术》", 31 March 2001 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107193053A (en) * | 2017-07-12 | 2017-09-22 | 中国石油化工股份有限公司胜利油田分公司勘探开发研究院西部分院 | The vertical transporting capability evaluation method of nappe-gliding structure Volcanic Area reversed fault subdivision in front of the mountains |
| CN107193053B (en) * | 2017-07-12 | 2019-04-09 | 中国石油化工股份有限公司 | The vertical transporting capability evaluation method of nappe-gliding structure Volcanic Area reversed fault sub-unit in front of the mountains |
| CN109323970A (en) * | 2018-11-30 | 2019-02-12 | 中国石油大港油田勘探开发研究院 | A kind of evaluation method of the vertical migrating capability of activity section |
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