CN103926631B - A kind of method determining the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit - Google Patents

A kind of method determining the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit Download PDF

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CN103926631B
CN103926631B CN201310009080.2A CN201310009080A CN103926631B CN 103926631 B CN103926631 B CN 103926631B CN 201310009080 A CN201310009080 A CN 201310009080A CN 103926631 B CN103926631 B CN 103926631B
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mathematical
sedimentary basin
water saturation
porosity
constraint
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CN103926631A (en
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庞雄奇
王鹏威
姜福杰
陈筱
郭迎春
马中振
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China University of Petroleum Beijing CUPB
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Abstract

The present invention is a kind of method determining the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, relates to sedimentary basin Deep Oil And Gas Exploration Cheng Zang field.The technical scheme of described method specifically includes that the data of the irreducible water saturation gathering sedimentary basin porosity and correspondence thereof;Utilize porosity and irreducible water saturation data, set up mathematical model therebetween;According to the mathematical model set up and substantial amounts of porosity data, calculate sedimentary basin irreducible water saturation;Determine that the irreducible water saturation of sedimentary basin, with change in depth trend, and sets up average tied water saturation mathematical model therebetween;The mathematical model set up according to step (4), determines the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit;Utilize the parameter that the stepwise process analyzing influence reservoir total pore space in spss software and constraint interstitial space develop, and set up quantitatively characterizing total pore space and the mathematical model of constraint interstitial space change;In conjunction with actual measurement total porosity data and total pore space and the mathematical model of constraint interstitial space, set up under different parameters effect, the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit.

Description

A kind of method determining the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit
Technical field
The present invention relates to sedimentary basin Deep Oil And Gas Exploration Cheng Zang field, particularly relate to porosity and constraint Water saturation and irreducible water saturation and corresponding buried depth distinguish founding mathematical models, really Determine the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, and determine the side of the Hydrocarbon Formation Reservoirs lowest limit under different parameters effect Method.
Background technology
Along with the degree of prospecting of sedimentary basin middle-shallow layer petroleum resources improves constantly, Deep Oil And Gas Exploration resource is dived Power attracts attention day by day.Chinese scholars and oil worker demonstrate,prove from different angles Understand the existence of Deep Oil And Gas Exploration.
Price(1993) it is experimentally confirmed that " heavy hydrocarbon of C15+ is still steady when Ro is much larger than 1.35% Fixed, even it still is possible to detect the existence of liquid hydrocarbon when Ro reaches 7.0-8.0% "; Behar etc. (1996) confirm that n-C25 at least will be through 1,000 under the conditions of the ground temperature higher than 180 DEG C Within more than 10000 years, just have the splitting action that can detect that to occur.These experiments confirm that oil gas exists The degree of depth exceeded the boundary of conventional petroleum geological theory, deep layer breeds huge oil-gas exploration Potentiality.
Meanwhile, Deep Oil And Gas Exploration exploration example both domestic and external also confirms depositing of oil reservoir oil gas to people Property.By to Russia's West Siberia autumn bright SG-6 ultradeep well and North America Bie Erta year outstanding this Ultradeep well and La Lifu year the exploration of husband-1 ultradeep well and organic geochemistry research, scholar thinks Petroleum Geology of The Deep condition meets the gathering of oil gas.In China, Deep Oil And Gas Exploration resource has huge Exploration Potential.Hydrocarbon Prospecting in Tarim Basin target is gradually shifted to deep layer by middle-shallow layer, visits Well completion depth reaches 7000-8000m, and achieves great commercial hydrocarbon flow in deep layer.
Jiang Fujie (2010) stops the concept of thresholding by the fluid analysis of reservoir establishes hydrocarbon charge Model and theoretical model.The relation that this model is mainly set up between porosity and buried depth is built Vertical porosity calculation model, and derive the computation model of VBW mark, calculate and utilize The one-tenth Tibetan lower limit of Upper Paleozoic in Ordos Basin compact sandstone gas is predicted.
But, the proposition sedimentary basin Hydrocarbon Formation Reservoirs lowest limit of little scholar's system and Deep Oil And Gas Exploration are explored Lower limit, and the computational methods of the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, application model and and change rule Rule.The research of these problems has highly important practice significance for following oil-gas exploration.
Summary of the invention
The sedimentary basin Hydrocarbon Formation Reservoirs lowest limit refers to, along with the increase of reservoir buried depth, can accommodate freely The interstitial space of fluid is gradually reduced, and when space, reservoir free pore space is reduced to 0, reservoir just loses Go to accommodate the ability of free fluid, be defined as depositing basin by the now corresponding degree of depth or porosity The ground Hydrocarbon Formation Reservoirs lowest limit.
For the problem of the described sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, the present invention utilizes substantial amounts of test number According to and mathematical model, set up the computational methods of the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, described method bag Include:
Gather the data of the irreducible water saturation of the existing porosity of sedimentary basin and correspondence thereof;
Utilize existing data and fit correlation, set up the mathematical modulo of porosity and irreducible water saturation Type is:
The Swi=a e as 0≤Swi < 100b·φ+c;
The Swi=100 when Swi >=100;
Wherein Swi is irreducible water saturation, %, For porosity, %, a, b, c are constant.
According to the mathematical model set up and substantial amounts of porosity data, calculate sedimentary basin irreducible water and satisfy And degree;
The irreducible water saturation of statistics sedimentary basin is with the Changing Pattern of the degree of depth, and sets up average tied water The saturation mathematical model the most optimal with the degree of depth is:
d=a·ln(Swi)+b;
Wherein Swi is average tied water saturation, and %, d are the degree of depth, and m, a, b are constant.
According to the mathematical model set up, it was predicted that corresponding critical when irreducible water saturation reaches 100% Buried depth, is sedimentary basin Hydrocarbon Formation Reservoirs lower limit.
On the basis of sedimentary basin Hydrocarbon Formation Reservoirs lowest limit analysis method, establish different parameters further The research method of the lower Hydrocarbon Formation Reservoirs lowest limit of effect.
Spss software stepwise process is utilized to determine the impact that reservoir total pore space and constraint interstitial space develop Factor, and set up quantitatively characterizing total pore space and the mathematical model of constraint interstitial space change, Total porosity evolutionary model is:
φ=ax1+bx2+cx3+……+nxn
Wherein, For total pore space, x1, x2, x3, xnDrill for affecting certain sedimentary basin total porosity The factor changed, a, b, c, n are constant.
Constraint interstitial space with the relation of total pore space is
φSwi=Swi·φ
Wherein, For constraint interstitial space, Swi is irreducible water saturation, and %, φ are total pore space.
The evolutionary model of constraint interstitial space is:
φ Swi = ( a x 1 + b x 2 + c x 3 + . . . . . . + n x n ) · m · e d · ( ax 1 + bx 2 + cx 3 + . . . . . . + nx n )
Wherein, For fettering interstitial space, For total pore space, x1、x2、x3、xnFor affecting certain The factor that sedimentary basin total porosity develops, a, b, c, d, m, n are constant.
In conjunction with total pore space and the mathematical model of constraint interstitial space change, determine each factor effect The lower sedimentary basin Hydrocarbon Formation Reservoirs lowest limit.
The present invention establishes the concept of the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, utilizes the porosity data of rock core , nuclear magnetic resonance log measure irreducible water saturation data, the mathematical model of foundation calculates all The even irreducible water saturation being distributed in sedimentary basin, and utilize the degree of depth of these data and correspondence to build Found the computation model of the Hydrocarbon Formation Reservoirs lowest limit, solved and determine the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit Problem;By setting up total pore space and the evolutionary model of constraint interstitial space, determine different because of The lower sedimentary basin Hydrocarbon Formation Reservoirs lowest limit of element effect.This patent operability, the suitability is extensive, for Sedimentary basin, carries especially for the Superimposed Basins Hydrocarbon Formation Reservoirs lowest limit problem under the conditions of complicated structure Supply solution.
Accompanying drawing explanation
Fig. 1 is sandstone reservoir interstitial space type map;
Fig. 2 is the schematic diagram calculating the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit;
Fig. 3 is the Kuche Depression of Talimu Basin irreducible water saturation set up of the present invention and porosity relation Mathematical model;
Fig. 4 is the number of the Kuche Depression of Talimu Basin irreducible water saturation set up of the present invention and depth relationship Learn model;
Fig. 5 be the present invention analyze under different reservoir sandstone particle diameter effect, Kuche Depression of Talimu Basin The Hydrocarbon Formation Reservoirs lowest limit;
Fig. 6 is the method flow diagram of the determination sedimentary basin Hydrocarbon Formation Reservoirs lowest limit that the present invention implements.
Detailed description of the invention
In order to understand the present invention in depth, below in conjunction with the accompanying drawings and the present invention is carried out in detail by specific embodiment Explanation.
The principle of the present invention, with reference to Fig. 1~Fig. 2, according to the composition of reservoir fluid, can be divided bundle Tiing up water, Free water and hydrocarbon fluid, wherein both are collectively referred to as free fluid afterwards.During deposits For unconsolidated granule, due to the adsorption of granule, rock particles surface can wrap up one layer not The moisture film that can move freely, referred to as irreducible water.Irreducible water is in formation pore under normal circumstances The water that can not move freely.Along with the intensification of deposit buried depth, under compaction, heavy Contacting between long-pending composition granule and gradually become tight, in unit volume, the surface area of rock particles increases , cause reservoir rock irreducible water porosity to be slowly increased, until filling in all holes of reservoir rock Be all irreducible water till.In irreducible water change procedure, space, free pore space i.e. free fluid Movable space is gradually reduced, when the whole water institute filling in bond of reservoir pore space, and reservoir Space, free pore space disappears, the most just without free flowable free fluid in reservoir pore space, The now corresponding degree of depth is exactly the Hydrocarbon Formation Reservoirs lowest limit under this geological conditions.So, this patent utilizes When the Changing Pattern calculating complete water in bond of interstitial space of irreducible water saturation occupies, i.e. fetter It is the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit that water saturation reaches the buried depth corresponding to 100%.
Fig. 1 is sandstone reservoir interstitial space type map, including the skeleton particle of support rock, freely Water, hydrocarbon fluid and irreducible water.
Fig. 2 is sandstone pores evolutionary model, and abscissa is porosity, and vertical coordinate is buried depth.Along with Being gradually increased of reservoir buried depth, the ratio shared by free fluid is relatively reduced, and shared by irreducible water Ratio be relatively gradually increased, be when irreducible water fully takes up interstitial space, Hydrocarbon Formation Reservoirs The lowest limit.
Fig. 3 is as a example by Kuche Depression of Talimu Basin, utilizes the existing bundle of Kuche Depression of Talimu Basin Tie up water saturation data and the irreducible water saturation computation model of porosity data's foundation, wherein horizontal Coordinate is porosity, and vertical coordinate is irreducible water saturation.The mathematical model set up is:
y = 114.86e-0.1072x (1)
Wherein y is irreducible water saturation, and x is porosity.
Fig. 4 is to utilize above-mentioned mathematical model, calculates Kuche Depression of Talimu Basin irreducible water saturation data After, utilize irreducible water saturation and the mathematical modulo of buried depth that the buried depth of these data and correspondence thereof sets up Type, such as formula (2), and utilizes model to calculate the Kuche Depression of Talimu Basin Hydrocarbon Formation Reservoirs lowest limit.
y=1840·Ln(x)-558.16 (2)
Wherein x is average tied water saturation, and %, y are the degree of depth, m.
Spss software stepwise process is utilized to analyze Kuche Depression of Talimu Basin reservoir total pore space and constraint The influence factor that interstitial space develops, table 1 affects storehouse, Tarim Basin for what spss stepwise process was analyzed The parameter that car down warping region total pore space develops.
Table 1
The parameter affecting total pore space evolution utilizing spss software analysis sets up storehouse, Tarim Basin car Down warping region total porosity mathematical model is:
φ=114.255-1153x1-0.264x2+6.198x3-4.392x4-0.121x5+6.049x6-0. 031x7-0.047x8(3)
R2=0.846
Wherein φ is the porosity (%) of reservoir;x1For depth of reservoirs logarithm, (e is the end, m);x2 For reservoir cement content (%);x3For reservoir pressure coefficient (dimensionless);x4For ground temperature ladder Degree (DEG C/100m); x5For reservoir shale content (%);x6For reservoir granule average (mm);x7Contain for reservoir landwaste Amount (%);x8For reservoir age (Ma).
Convolution (1) sets up the mathematical model of Kuche Depression of Talimu Basin constraint interstitial space.
On the basis of Fig. 5 is the mathematical model setting up total pore space and constraint interstitial space, it is determined that Under the effect of different reservoir sandstone particle diameter, the Kuche Depression of Talimu Basin Hydrocarbon Formation Reservoirs lowest limit.
Based on above-mentioned principle and step, this patent proposes a kind of complete determination sedimentary basin oil gas Become the method hiding the lowest limit.Fig. 6 is for present invention determine that the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit and analyzing it The flow chart of influence factor's method.Concrete steps include: (1) obtains the existing hole of sedimentary basin The data of the irreducible water saturation of porosity and correspondence thereof;(2) utilize porosity and irreducible water saturated Degree, sets up mathematical model therebetween;(3) according to the mathematical model set up and substantial amounts of Porosity data, calculates reservoir irreducible water saturation;(4) statistics irreducible water saturation is with the degree of depth Changing Pattern, and set up average tied water saturation mathematical model therebetween;(5) root According to the mathematical model set up, it was predicted that the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit;(6) utilize spss soft The parameter that part stepwise process analyzing influence reservoir total pore space and constraint interstitial space develop, and build Vertical quantitatively characterizing total pore space and the mathematical model of constraint interstitial space change;(7) set up not Under same parameter effect, the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit.
This patent solves asking of the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit from theoretical research and technology implementation angle Topic, becomes to hide lowest limit problem tool to the Superimposed Basins Deep Oil And Gas Exploration under the conditions of solution complicated structure especially There is important meaning.
The embodiment of the present invention propose first the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit concept and calculate deposition The method of the basin Hydrocarbon Formation Reservoirs lowest limit, the innovative point of this invention is embodied in: 1, propose sedimentary basin The concept of the Hydrocarbon Formation Reservoirs lowest limit.2, irreducible water saturation and the degree of depth are utilized, founding mathematical models, And utilize this model to calculate the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit.3, sedimentary basin oil gas is being set up On the basis of hiding the lowest limit, establish under different parameters effect, the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit.

Claims (11)

1. the method determining the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit, its step includes:
(1) data of the irreducible water saturation of sedimentary basin porosity and correspondence thereof are gathered;
(2) utilize porosity and irreducible water saturation data, set up mathematical model therebetween;
(3) according to the mathematical model set up and substantial amounts of porosity data, sedimentary basin constraint is calculated Water saturation;
(4) determine that the irreducible water saturation of sedimentary basin, with change in depth trend, and sets up average tied Water saturation and degree of depth mathematical model therebetween;
(5) mathematical model set up according to step (4), determines the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit;
(6) utilize the stepwise process analyzing influence reservoir total pore space in spss software and constraint hole empty Between develop parameter, and set up quantitatively characterizing total pore space and constraint interstitial space change mathematical modulo Type;
(7) combine total pore space and the mathematical model of constraint interstitial space change, set up different parameters Under effect, the sedimentary basin Hydrocarbon Formation Reservoirs lowest limit.
Method the most according to claim 1, it is characterised in that described porosity, irreducible water are full It is uniformly distributed in described sedimentary basin with degree and the degree of depth.
Method the most according to claim 1, it is characterised in that described porosity data is profit Measuring acquisition with core analysis experiment, irreducible water saturation data are from NMR logging data collection Gained.
Method the most according to claim 1, it is characterised in that the porosity that step (2) is set up With the mathematical model of irreducible water saturation it is:
As 0≤Swi < Swi=a e when 100b·φ+c;
The Swi=100 when Swi >=100;
Wherein Swi is irreducible water saturation, and %, φ are porosity, and %, a, b, c are constant.
Method the most according to claim 1, it is characterised in that step (4) is set up irreducible water and satisfied With the mathematical model of degree with the degree of depth it is:
D=a ln (Swi)+b
Wherein Swi is average tied water saturation, and %, d are the degree of depth, and m, a, b are constant.
Method the most according to claim 1, it is characterised in that step (5) is saturated when irreducible water Degree be the degree of depth corresponding to 100% be the Hydrocarbon Formation Reservoirs lowest limit in described basin.
Method the most according to claim 1, it is characterised in that it is empty that step (6) affects total void Between and constraint interstitial space develop parameter include: reservoir sandstone sorting coefficient, particle diameter, pore throat radius, Reservoir age, reservoir buried depth, Temperature Field, low compaction, reservoir shale content, reservoir chip Content, reservoir cement content, reservoir quartz content, feldspar content.
Method the most according to claim 1, it is characterised in that step (6) utilizes regression analysis Model, uses stepwise process analyzing influence total pore space and the parameter of constraint interstitial space, sets up total pore space The mathematical model in space is
φ=ax1+bx2+cx3+......+nxn
Wherein, φ is total pore space, x1, x2, x3, xnDevelop for affecting certain sedimentary basin total porosity Parameter, a, b, c, n are constant.
Method the most according to claim 1, it is characterised in that in step (6), constraint hole is empty Between with the relation of total pore space be
φSwi=Swi φ
Wherein, φSwiFor constraint interstitial space, dimensionless, Swi is irreducible water saturation, and %, φ are total Interstitial space, dimensionless.
Method the most according to claim 1, it is characterised in that constraint hole in step (6) The mathematical model in space is:
&phi; Swi = ( ax 1 + bx 2 + cx 3 + . . . . . . + nx n ) &CenterDot; m &CenterDot; e d &CenterDot; ( ax 1 + bx 2 + cx 3 + . . . . . . + nx n )
Wherein, φSwiFor constraint interstitial space, dimensionless, x1, x2, x3, xnFor affecting certain sedimentary basin The parameter that total porosity develops, a, b, c, d, m, n are constant.
11. methods according to claim 1, it is characterised in that step (7) combines total pore space Space, the mathematical model of constraint interstitial space, under analysis different parameters effect at the bottom of sedimentary basin Hydrocarbon Formation Reservoirs Limit.
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Publication number Priority date Publication date Assignee Title
CN104453881B (en) * 2014-12-10 2018-04-27 中国石油大学(北京) The Hydrocarbon Formation Reservoirs lowest limit determines method and apparatus
CN105607144A (en) * 2016-02-19 2016-05-25 中国石油集团川庆钻探工程有限公司 Complex carbonate oil and gas reservoir accumulation mode evaluation method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7623968B2 (en) * 2005-12-06 2009-11-24 Schlumberger Technology Corporation Determination of porosity and fluid saturation of underground formations
CN102434152A (en) * 2011-12-05 2012-05-02 中国石油天然气股份有限公司 Method for calculating oil saturation of reservoir

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7623968B2 (en) * 2005-12-06 2009-11-24 Schlumberger Technology Corporation Determination of porosity and fluid saturation of underground formations
CN102434152A (en) * 2011-12-05 2012-05-02 中国石油天然气股份有限公司 Method for calculating oil saturation of reservoir

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
"Construction of an intergranular volume curve for evaluating and predicting compaction and porosity loss in rigid-grain sandstone reservoirs";Paxton S. T.,et al.;《Clay Minerals》;20021231;第86卷(第12期);第2047-2067页 *
"束缚水饱和度与临界水饱和度关系的研究";周德志;《油气地质与采收率》;20061125;第13卷(第6期);第81-83页 *
"确定有效储层物性下限的两种新方法即应用——以东营凹陷古近系深部碎屑岩储层为例";邵长新 等;《石油天然气学报(江汉石油学院学报)》;20080415;第30卷(第2期);第414-417页 *
"莺歌海盆地束缚水饱和度影响因素研究";高华 等;《石油物探》;20050430;第44卷(第2期);第158-159页 *

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