CN110107283A - The method and system of Accumulation zone prediction are carried out according to potential energy value and physics value - Google Patents
The method and system of Accumulation zone prediction are carried out according to potential energy value and physics value Download PDFInfo
- Publication number
- CN110107283A CN110107283A CN201910343372.7A CN201910343372A CN110107283A CN 110107283 A CN110107283 A CN 110107283A CN 201910343372 A CN201910343372 A CN 201910343372A CN 110107283 A CN110107283 A CN 110107283A
- Authority
- CN
- China
- Prior art keywords
- measurement point
- potential energy
- value
- gesture control
- functional relation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005381 potential energy Methods 0.000 title claims abstract description 116
- 238000009825 accumulation Methods 0.000 title claims abstract description 44
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005259 measurement Methods 0.000 claims abstract description 134
- 238000013316 zoning Methods 0.000 claims abstract description 10
- 230000035699 permeability Effects 0.000 claims description 26
- 239000012530 fluid Substances 0.000 claims description 25
- 239000003208 petroleum Substances 0.000 abstract description 8
- 238000004458 analytical method Methods 0.000 abstract description 4
- 238000005183 dynamical system Methods 0.000 abstract description 3
- 238000011545 laboratory measurement Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- 230000005484 gravity Effects 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 6
- 238000004364 calculation method Methods 0.000 description 5
- 238000009533 lab test Methods 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- 241000209094 Oryza Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 230000001133 acceleration Effects 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010219 correlation analysis Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000026676 system process Effects 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses the method and system that Accumulation zone prediction is carried out according to potential energy value and physics value, comprising: according to well data, the potential energy value and physics value of each measurement point in zoning；The potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point are calculated, phase gesture control hiding functional relation is obtained；Functional relation is hidden according to the phase gesture control, Accumulation zone in region is predicted.The present invention carries out comprehensive analysis to geologic feature in survey area according to well data and laboratory measurements, dissects typical oil and gas reservoirs, determines the relationship of dynamical system and petroleum distribution, predict Accumulation zone in region, be conducive to the exploitation of oil gas.
Description
Technical field
The present invention relates to oil-gas exploration technical fields, and in particular to a kind of to carry out rich accumulation of oil and gas according to potential energy value and physics value
The method and system of area's prediction.
Background technique
The concept of the Petroleum System of China's application is proposed for external Petroleum Basins mode, but sedimentary basin
Object differs too big with China's continental sedimentary basin, turns round property Superimposed Basins especially for the western complicated pressure in China, heavy wool source, more
The geological conditions such as stacked, the complicated migration path system of phase construction, are difficult to explain Hydrocarbon Formation Reservoirs using " four figures, one table " of Petroleum System
Process more lacks petroleum-gas prediction the reliable foundation of science.It becomes increasingly complex in face of geological conditions, oil-gas reservoir is more and more hidden
Situation, China geologician application Petroleum System during, gradually from regional characteristic condition, from Petroleum System
It sets out, in conjunction with Other subjects development construction, sufficiently with multidisciplinary theoretical and analysis and testing technology means, develops and be suitble to China land
The subject of phase sedimentary basin, and further emphasize that the qualitative and quantitative to Filling process, the static research combined with dynamic are thought
Road, if China is by introducing in recent years and exploring and the specific geological condition of the theory of continental origin of oil and multiple stock is combined to propose
Pool forming system and Deposits Dynamics.
But unclear to dynamic system and fluid migration mechanism in existing research, the coupling of pool-forming dynamics system and reservoir forming factor
It is unknown to close controlling mechanism, does not carry out oil-gas exploration progress in-depth study and exploration to according to pool-forming dynamics system, lacks basis
The different practical geologic features of survey area establish the Hydrocarbon Formation Reservoirs model under the control of different dynamic system, and then to Accumulation zone
The research predicted.
Summary of the invention
In view of the above-mentioned problems, the present invention provides a kind of method for carrying out Accumulation zone prediction according to potential energy value and physics value
And system, the potential energy value of each measurement point in survey area is calculated according to well data, is established according to the potential energy value and physics value
Functional relation is hidden in phase gesture control, i.e., Hydrocarbon Formation Reservoirs model is established according to the practical geologic feature of survey area, further according to permeability and phase
Gesture control hiding functional relation predicts oil gas potential energy value in region, and then Accumulation zone in favored area.
Specific summary of the invention are as follows:
A method of Accumulation zone prediction is carried out according to potential energy value and physics value, comprising:
According to well data, the potential energy value and physics value of each measurement point in zoning；
The potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point are calculated, phase gesture is obtained
Control hiding functional relation；
Functional relation is hidden according to the phase gesture control, Accumulation zone in region is predicted.
The potential energy value of each measurement pointIt calculates according to the following formula:
Wherein, g*Z is position energy caused by gravity；∫0 p(dp/ ρ) is the elasticity energy (static energy) of fluid；v2/ 2 be kinetic energy；g
For acceleration of gravity, 9.8m/s is taken under normal circumstances2；Z is measurement point high speed, and unit is rice (m)；P is measurement point pressure, unit
For Pascal (Pa)；ρ is fluid density, unit t/m3；V is flow velocity, unit m/s；
When Lentic environment or fluid flowing very slowly (are less than 1cm/s), kinetic energy (v2/ 2) it can be ignored, at this time
Potential energy value under formation conditionsCalculating can simplify are as follows:
Further, described according to well data, the potential energy value of each measurement point in zoning specifically includes:
Key parameter is obtained according to well data, the potential energy value of each measurement point is calculated according to key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability.
The lithology can be directly read, dimensionless；Measurement point height can be directly read；Measuring point pressure can be according to well bore
Porosity is by being calculated；Fluid density can be obtained according to actual measurement；Porosity is obtained according to measurement；Permeability is according to experiment
Room is tested to obtain；
Relevant parameter is substituted into the potential energy valueCalculation formula obtains the potential energy value of each measurement point.
Further, the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point are calculated,
Phase gesture control hiding functional relation is obtained, is specifically included:
According to the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point, scatterplot is generated
Figure matched curve；
According to the data dependence that the curve reacts, phase gesture control hiding functional relation is established.
Further, the data dependence reacted according to the curve is established phase gesture control hiding functional relation, is specifically included:
According to the curve, the potential energy value for calculating each measurement point is related to the physics value of corresponding each measurement point
Property；Calculate the potential energy value of each measurement point and the correlation of the oil saturation of corresponding each measurement point；
According to the above-mentioned correlation being calculated, phase gesture control hiding functional relation is established；
The physics value includes porosity and permeability.
Functional relation is hidden in the phase gesture control are as follows:
E=A ψ-a1E=Bk-b1
Wherein, E is potential energy value, unit kj/kg；A, B is regional constant；A1, b1 are power exponent；ψ is porosity, unit
For %；K is permeability, and unit is millidarcy (md)；Oil saturation is acquired according to laboratory experiment, i.e. water oil content ratio,
Unit is %.
Further, described that functional relation is hidden according to the phase gesture control, Accumulation zone in region is predicted, specifically
Include:
Functional relation is hidden according to the phase gesture control, obtains the oil saturation under different potential energy values and physics value；
Phase gesture control hiding model is established according to the different potential energy values and physics value, divides different potential energy values and physics value condition
Lower oil saturation section obtains the reservoir properties Distribution value of different oil saturation units, and then to rich accumulation of oil and gas in region
It is predicted in area.
The embodiment of the invention also provides a kind of system for carrying out Accumulation zone prediction according to potential energy value and physics value, packets
It includes:
Measurement point potential energy computing module, for according to well data, the potential energy value and physical property of each measurement point in zoning
Value；
Function generation module is hidden in phase gesture control, for calculating potential energy value, physics value and the corresponding each survey of each measurement point
The oil saturation for measuring point obtains phase gesture control hiding functional relation；
Accumulation zone prediction module, for according to the phase gesture control hide functional relation, to Accumulation zone in region into
Row prediction.
The potential energy value of each measurement pointIt calculates according to the following formula:
Wherein, g*Z is position energy caused by gravity；∫0 p(dp/ ρ) is the elasticity energy (static energy) of fluid；v2/ 2 be kinetic energy；g
For acceleration of gravity, 9.8m/s is taken under normal circumstances2；Z is measurement point high speed, and unit is rice (m)；P is measurement point pressure, unit
For Pascal (Pa)；ρ is fluid density, unit t/m3；V is flow velocity, unit m/s；
When Lentic environment or fluid flowing very slowly (are less than 1cm/s), kinetic energy (v2/ 2) it can be ignored, at this time
Potential energy value under formation conditionsCalculating can simplify are as follows:
Further, the measurement point potential energy computing module is specifically used for:
Key parameter is obtained according to well data, the potential energy value of each measurement point is calculated according to key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability.
The lithology can be directly read, dimensionless；Measurement point height can be directly read；Measuring point pressure can be according to well bore
Porosity is by being calculated；Fluid density can be obtained according to actual measurement；Porosity is obtained according to measurement；Permeability is according to experiment
Room is tested to obtain；
Relevant parameter is substituted into the potential energy valueCalculation formula obtains the potential energy value of each measurement point.
Further, phase gesture control hiding function generation module is specifically used for:
According to the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point, scatterplot is generated
Figure matched curve；
According to the data dependence that the curve reacts, phase gesture control hiding functional relation is established.
Further, the data dependence reacted according to the curve is established phase gesture control hiding functional relation, is specifically included:
According to the curve, the potential energy value for calculating each measurement point is related to the physics value of corresponding each measurement point
Property；Calculate the potential energy value of each measurement point and the correlation of the oil saturation of corresponding each measurement point；
According to the above-mentioned correlation being calculated, phase gesture control hiding functional relation is established；
The physics value includes porosity and permeability.
Functional relation is hidden in the phase gesture control are as follows:
E=A ψ-a1E=Bk-b1
Wherein, E is potential energy value, unit kj/kg；A, B is regional constant；A1, b1 are power exponent；ψ is porosity, unit
For %；K is permeability, and unit is millidarcy (md)；Oil saturation is acquired according to laboratory experiment, i.e. water oil content ratio,
Unit is %.
Further, the Accumulation zone prediction module is specifically used for:
Functional relation is hidden according to the phase gesture control, obtains the oil saturation under different potential energy values and physics value；
Phase gesture control hiding model is established according to the different potential energy values and physics value, divides different potential energy values and physics value condition
Lower oil saturation section obtains the reservoir properties Distribution value of different oil saturation units, and then to rich accumulation of oil and gas in region
It is predicted in area.
The beneficial effects of the present invention are embodied in:
The present invention carries out comprehensive analysis to geologic feature in survey area according to well data and laboratory measurements, cuts open
Typical oil and gas reservoirs are analysed, the relationship of dynamical system and petroleum distribution is determined, Accumulation zone in region is predicted, oil is conducive to
The exploitation of gas.Can different survey areas be established with the oil under the control of different dynamic system using the present invention according to practical geologic feature
Gas reservoir model carries out science, accurately prediction to Accumulation zone.After study with practice, by effective stress meter of the present invention
It calculates test model value to carry out intersecting comparison with measured value, there is good regularity, the pressure prediction model based on effective stress
Precision is high, and error rate controls within 12%.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the foundation potential energy value of an embodiment of the present invention and the method flow of physics value progress Accumulation zone prediction
Figure；
Fig. 2 is each measurement point potential energy value distribution schematic diagram in a kind of region of the embodiment of the present invention；
Fig. 3 is a kind of each measurement point oil saturation of the embodiment of the present invention and physics value scatter plot matched curve schematic diagram；
Fig. 4 is that a kind of each measurement point potential energy value of the embodiment of the present invention and porosity cross schematic diagram；
Fig. 5 is that a kind of each measurement point potential energy value of the embodiment of the present invention and permeability cross schematic diagram；
Fig. 6 is the foundation potential energy value of another embodiment of the present invention and the method stream of physics value progress Accumulation zone prediction
Cheng Tu；
Fig. 7 is a kind of system structure that Accumulation zone prediction is carried out according to potential energy value and physics value of the embodiment of the present invention
Figure.
Specific embodiment
It is described in detail below in conjunction with embodiment of the attached drawing to technical solution of the present invention.Following embodiment is only used for
Clearly illustrate technical solution of the present invention, therefore be only used as example, and cannot be used as a limitation and limit protection model of the invention
It encloses.
It should be noted that unless otherwise indicated, technical term or scientific term used in this application should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
As shown in Figure 1, implementing for a kind of method for carrying out Accumulation zone prediction according to potential energy value and physics value of the present invention
Example, comprising:
S11: according to well data, the potential energy value and physics value of each measurement point in zoning；
S12: the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point are calculated, is obtained
Functional relation is hidden in phase gesture control；
S13: functional relation is hidden according to the phase gesture control, Accumulation zone in region is predicted.
The potential energy value of each measurement pointIt calculates according to the following formula:
Wherein, g*Z is position energy caused by gravity；∫0 p(dp/ ρ) is the elasticity energy (static energy) of fluid；v2/ 2 be kinetic energy；g
For acceleration of gravity, 9.8m/s is taken under normal circumstances2；Z is measurement point high speed, and unit is rice (m)；P is measurement point pressure, unit
For Pascal (Pa)；ρ is fluid density, unit t/m3；V is flow velocity, unit m/s；
When Lentic environment or fluid flowing very slowly (are less than 1cm/s), kinetic energy (v2/ 2) it can be ignored, at this time
Potential energy value under formation conditionsCalculating can simplify are as follows:
The present invention gives measurement point potential energy value distribution schematic diagrams each in a kind of region, as shown in Figure 2.
Preferably, described according to well data, the potential energy value of each measurement point in zoning specifically includes:
Key parameter is obtained according to well data, the potential energy value of each measurement point is calculated according to key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability.
The lithology can be directly read, dimensionless；Measurement point height can be directly read；Measuring point pressure can be according to well bore
Porosity is by being calculated；Fluid density can be obtained according to actual measurement；Porosity is obtained according to measurement；Permeability is according to experiment
Room is tested to obtain；
Relevant parameter is substituted into the potential energy valueCalculation formula obtains the potential energy value of each measurement point.
Preferably, the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point are calculated, is obtained
Functional relation is hidden to phase gesture control, is specifically included:
According to the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point, scatterplot is generated
Figure matched curve；The present invention gives a kind of each measurement point oil saturations and physics value scatter plot matched curve schematic diagram, such as
Shown in Fig. 3；
According to the data dependence that the curve reacts, phase gesture control hiding functional relation is established.
Preferably, the data dependence reacted according to the curve is established phase gesture control hiding functional relation, is specifically included:
According to the curve, the potential energy value for calculating each measurement point is related to the physics value of corresponding each measurement point
Property；Calculate the potential energy value of each measurement point and the correlation of the oil saturation of corresponding each measurement point；
According to the above-mentioned correlation being calculated, phase gesture control hiding functional relation is established；
The physics value includes porosity and permeability；
A kind of present invention provides each measurement point potential energy value and porosity crosses schematic diagram, as shown in Figure 4；
It provides a kind of each measurement point potential energy value simultaneously and permeability crosses schematic diagram, as shown in Figure 5；.
Functional relation is hidden in the phase gesture control are as follows:
E=A ψ-a1E=Bk-b1
Wherein, E is potential energy value, unit kj/kg；A, B is regional constant；A1, b1 are power exponent；ψ is porosity, unit
For %；K is permeability, and unit is millidarcy (md)；Oil saturation is acquired according to laboratory experiment, i.e. water oil content ratio,
Unit is %.
Preferably, described that functional relation is hidden according to the phase gesture control, Accumulation zone in region is predicted, it is specific to wrap
It includes:
Functional relation is hidden according to the phase gesture control, obtains the oil saturation under different potential energy values and physics value；
Phase gesture control hiding model is established according to the different potential energy values and physics value, divides different potential energy values and physics value condition
Lower oil saturation section obtains the reservoir properties Distribution value of different oil saturation units, and then to rich accumulation of oil and gas in region
It is predicted in area.
By experiment and practice, effective stress calculates test model value and measured value and intersect pair the method for the invention
Than (Fig. 4, Fig. 5), there is good regularity, the pressure prediction model precision based on effective stress is high, and error rate control exists
Within 12%.
To be further illustrated to the method for the invention, provide another according to potential energy value and physics value progress oil gas
The embodiment of the method for enrichment region prediction, as shown in Figure 6, comprising:
S61: the fitting of the data points such as reservoir density, physics value, sound wave and correlation analysis are obtained according to well data, in turn
Obtain key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability；
The lithology can be directly read, dimensionless；Measurement point height can be directly read；Measuring point pressure can be according to well bore
Porosity is by being calculated；Fluid density can be obtained according to actual measurement；Porosity is obtained according to measurement；Permeability is according to experiment
Room is tested to obtain；
S62: oil saturation is acquired according to laboratory experiment；
S63: the key parameter is substituted into the potential energy value calculation formula, obtains the potential energy value of each measurement point；
S64: the correlation of each measurement point potential energy value and physics value is calculated；Calculate the potential energy value and oil-containing saturation of each measurement point
The correlation of degree；The physics value includes porosity, permeability；
S65: phase gesture control hiding functional relation is obtained according to the above-mentioned correlation being calculated, is calculated under different oil saturations
Physics value；
S66: according to S65 obtain as a result, establish phase gesture control hiding model, divide physics value under the conditions of reservoir oiliness area
Between, determine different tectonic element distribution of favorable reservoir, and then predict Accumulation zone in region.
As shown in fig. 7, the system embodiment of Accumulation zone prediction is carried out according to potential energy value and physics value for the present invention, packet
It includes:
Measurement point potential energy computing module 71, for according to well data, the potential energy value and object of each measurement point in zoning
Property value；
Function generation module 72 is hidden in phase gesture control, for calculating the potential energy value of each measurement point, physics value and corresponding each
The oil saturation of measurement point obtains phase gesture control hiding functional relation；
Accumulation zone prediction module 73, for hiding functional relation according to the phase gesture control, to Accumulation zone in region
It is predicted.
The potential energy value of each measurement pointIt calculates according to the following formula:
Wherein, g*Z is position energy caused by gravity；∫0 p(dp/ ρ) is the elasticity energy (static energy) of fluid；v2/ 2 be kinetic energy；g
For acceleration of gravity, 9.8m/s is taken under normal circumstances2；Z is measurement point high speed, and unit is rice (m)；P is measurement point pressure, unit
For Pascal (Pa)；ρ is fluid density, unit t/m3；V is flow velocity, unit m/s；
When Lentic environment or fluid flowing very slowly (are less than 1cm/s), kinetic energy (v2/ 2) it can be ignored, at this time
Potential energy value under formation conditionsCalculating can simplify are as follows:
Preferably, the measurement point potential energy computing module 71 is specifically used for:
Key parameter is obtained according to well data, the potential energy value of each measurement point is calculated according to key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability；
The lithology can be directly read, dimensionless；Measurement point height can be directly read；Measuring point pressure can be according to well bore
Porosity is by being calculated；Fluid density can be obtained according to actual measurement；Porosity is obtained according to measurement；Permeability is according to experiment
Room is tested to obtain；
Relevant parameter is substituted into the potential energy valueCalculation formula obtains the potential energy value of each measurement point.
Preferably, phase gesture control hiding function generation module 72 is specifically used for:
According to the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point, scatterplot is generated
Figure matched curve；
According to the data dependence that the curve reacts, phase gesture control hiding functional relation is established.
Preferably, the data dependence reacted according to the curve is established phase gesture control hiding functional relation, is specifically included:
According to the curve, the potential energy value for calculating each measurement point is related to the physics value of corresponding each measurement point
Property；Calculate the potential energy value of each measurement point and the correlation of the oil saturation of corresponding each measurement point；
According to the above-mentioned correlation being calculated, phase gesture control hiding functional relation is established；
The physics value includes porosity and permeability.
Functional relation is hidden in the phase gesture control are as follows:
E=A ψ-a1E=Bk-b1
Wherein, E is potential energy value, unit kj/kg；A, B is regional constant；A1, b1 are power exponent；ψ is porosity, unit
For %；K is permeability, and unit is millidarcy (md)；Oil saturation is acquired according to laboratory experiment, i.e. water oil content ratio,
Unit is %.
Preferably, the Accumulation zone prediction module 73 is specifically used for:
Functional relation is hidden according to the phase gesture control, obtains the oil saturation under different potential energy values and physics value；
Phase gesture control hiding model is established according to the different potential energy values and physics value, divides different potential energy values and physics value condition
Lower oil saturation section obtains the reservoir properties Distribution value of different oil saturation units, and then to rich accumulation of oil and gas in region
It is predicted in area.
Present system embodiment partial routine is close with embodiment of the method, more simple for the description of system embodiment
Single, corresponding portion please refers to embodiment of the method.
The present invention carries out comprehensive analysis to geologic feature in survey area according to well data and laboratory measurements, cuts open
Typical oil and gas reservoirs are analysed, the relationship of dynamical system and petroleum distribution is determined, Accumulation zone in region is predicted, oil is conducive to
The exploitation of gas.Can different survey areas be established with the oil under the control of different dynamic system using the present invention according to practical geologic feature
Gas reservoir model carries out science, accurately prediction to Accumulation zone.After study with practice, by effective stress meter of the present invention
It calculates test model value to carry out intersecting comparison with measured value, there is good regularity, the pressure prediction model based on effective stress
Precision is high, and error rate controls within 12%.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (10)
1. a kind of method for carrying out Accumulation zone prediction according to potential energy value and physics value characterized by comprising
According to well data, the potential energy value and physics value of each measurement point in zoning；
The potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point are calculated, phase gesture control hiding is obtained
Functional relation；
Functional relation is hidden according to the phase gesture control, Accumulation zone in region is predicted.
2. the method as described in claim 1, which is characterized in that described according to well data, each measurement point in zoning
Potential energy value specifically includes:
Key parameter is obtained according to well data, the potential energy value of each measurement point is calculated according to key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability.
3. method according to claim 2, which is characterized in that calculate potential energy value, physics value and the correspondence of each measurement point
Each measurement point oil saturation, obtain phase gesture control hiding functional relation, specifically include:
According to the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point, it is quasi- to generate scatter plot
Close curve；
According to the data dependence that the curve reacts, phase gesture control hiding functional relation is established.
4. method as claimed in claim 3, which is characterized in that according to the data dependence that the curve reacts, establish phase gesture
Control hiding functional relation, specifically includes:
According to the curve, the potential energy value of each measurement point and the correlation of the physics value of corresponding each measurement point are calculated；Meter
Calculate the potential energy value of each measurement point and the correlation of the oil saturation of corresponding each measurement point；
According to the above-mentioned correlation being calculated, phase gesture control hiding functional relation is established；
The physics value includes porosity and permeability.
5. method as claimed in claim 4, which is characterized in that it is described that functional relation is hidden according to the phase gesture control, in region
Accumulation zone is predicted, is specifically included:
Functional relation is hidden according to the phase gesture control, obtains the oil saturation under different potential energy values and physics value；
Phase gesture control hiding model is established according to the different potential energy values and physics value, divides and contains under the conditions of different potential energy values and physics value
Oily saturation degree section, obtains the reservoir properties Distribution value of different oil saturation units, so to Accumulation zone in region into
Row prediction.
6. a kind of system for carrying out Accumulation zone prediction according to potential energy value and physics value characterized by comprising
Measurement point potential energy computing module, for according to well data, the potential energy value and physics value of each measurement point in zoning；
Function generation module is hidden in phase gesture control, for calculating potential energy value, physics value and the corresponding each measurement point of each measurement point
Oil saturation, obtain phase gesture control hiding functional relation；
Accumulation zone prediction module carries out Accumulation zone in region pre- for hiding functional relation according to the phase gesture control
It surveys.
7. system as claimed in claim 6, which is characterized in that the measurement point potential energy computing module is specifically used for:
Key parameter is obtained according to well data, the potential energy value of each measurement point is calculated according to key parameter；
The key parameter includes lithology, measurement point height, measurement point pressure, fluid density, porosity and permeability.
8. system as claimed in claim 7, which is characterized in that phase gesture control hiding function generation module is specifically used for:
According to the potential energy value of each measurement point, the oil saturation of physics value and corresponding each measurement point, it is quasi- to generate scatter plot
Close curve；
According to the data dependence that the curve reacts, phase gesture control hiding functional relation is established.
9. system as claimed in claim 8, which is characterized in that according to the data dependence that the curve reacts, establish phase gesture
Control hiding functional relation, specifically includes:
According to the curve, the potential energy value of each measurement point and the correlation of the physics value of corresponding each measurement point are calculated；Meter
Calculate the potential energy value of each measurement point and the correlation of the oil saturation of corresponding each measurement point；
According to the above-mentioned correlation being calculated, phase gesture control hiding functional relation is established；
The physics value includes porosity and permeability.
10. system as claimed in claim 9, which is characterized in that the Accumulation zone prediction module is specifically used for:
Functional relation is hidden according to the phase gesture control, obtains the oil saturation under different potential energy values and physics value；
Phase gesture control hiding model is established according to the different potential energy values and physics value, divides and contains under the conditions of different potential energy values and physics value
Oily saturation degree section, obtains the reservoir properties Distribution value of different oil saturation units, so to Accumulation zone in region into
Row prediction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910343372.7A CN110107283A (en) | 2019-04-26 | 2019-04-26 | The method and system of Accumulation zone prediction are carried out according to potential energy value and physics value |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910343372.7A CN110107283A (en) | 2019-04-26 | 2019-04-26 | The method and system of Accumulation zone prediction are carried out according to potential energy value and physics value |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110107283A true CN110107283A (en) | 2019-08-09 |
Family
ID=67486900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910343372.7A Pending CN110107283A (en) | 2019-04-26 | 2019-04-26 | The method and system of Accumulation zone prediction are carried out according to potential energy value and physics value |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110107283A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698494A (en) * | 2013-12-30 | 2014-04-02 | 中国石油大学(北京) | Method and device for determining saturation degree of hydrocarbon in lithologic trap |
| CN104751002A (en) * | 2015-04-10 | 2015-07-01 | 中国石油大学(北京) | Method for determining effective sandstone reservoir |
| CN104881522A (en) * | 2015-05-05 | 2015-09-02 | 中国石油大学(北京) | Fluid potential field based remaining oil representation method and device |
| RU2572525C1 (en) * | 2014-08-22 | 2016-01-20 | Открытое акционерное общество "Нефтяная компания "Роснефть" | Reservoir location method for oil-source formations |
| CN105469159A (en) * | 2015-11-19 | 2016-04-06 | 中国石油大学(华东) | Method capable of realizing quantitative prediction on favorable oil gas accumulation area |
| CN105888659A (en) * | 2016-06-06 | 2016-08-24 | 中国石油大学(北京) | Method and device for determining lithologic oil-gas reservoir forming probability |
| CN107701178A (en) * | 2017-08-28 | 2018-02-16 | 中国石油化工股份有限公司 | A kind of determination method of oil and gas reservoir filling potential energy |
| CN109458175A (en) * | 2018-11-14 | 2019-03-12 | 中国石油化工股份有限公司 | The prediction technique of reservoir oil saturation under a kind of Overpressure Condition |
| CN109459795A (en) * | 2018-10-25 | 2019-03-12 | 中国石油大学(北京) | A kind of Porous Sandstone fault zone sealing evaluation method |
-
2019
- 2019-04-26 CN CN201910343372.7A patent/CN110107283A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103698494A (en) * | 2013-12-30 | 2014-04-02 | 中国石油大学(北京) | Method and device for determining saturation degree of hydrocarbon in lithologic trap |
| RU2572525C1 (en) * | 2014-08-22 | 2016-01-20 | Открытое акционерное общество "Нефтяная компания "Роснефть" | Reservoir location method for oil-source formations |
| CN104751002A (en) * | 2015-04-10 | 2015-07-01 | 中国石油大学(北京) | Method for determining effective sandstone reservoir |
| CN104881522A (en) * | 2015-05-05 | 2015-09-02 | 中国石油大学(北京) | Fluid potential field based remaining oil representation method and device |
| CN105469159A (en) * | 2015-11-19 | 2016-04-06 | 中国石油大学(华东) | Method capable of realizing quantitative prediction on favorable oil gas accumulation area |
| CN105888659A (en) * | 2016-06-06 | 2016-08-24 | 中国石油大学(北京) | Method and device for determining lithologic oil-gas reservoir forming probability |
| CN107701178A (en) * | 2017-08-28 | 2018-02-16 | 中国石油化工股份有限公司 | A kind of determination method of oil and gas reservoir filling potential energy |
| CN109459795A (en) * | 2018-10-25 | 2019-03-12 | 中国石油大学(北京) | A kind of Porous Sandstone fault zone sealing evaluation method |
| CN109458175A (en) * | 2018-11-14 | 2019-03-12 | 中国石油化工股份有限公司 | The prediction technique of reservoir oil saturation under a kind of Overpressure Condition |
Non-Patent Citations (5)
| Title |
|---|
| 伍松柏: "东营凹陷"相—势"控藏作用原理分析及思索", 《海洋石油》 * |
| 包友书等: "东营凹陷深部异常高压与岩性油气藏的形成", 《新疆石油地质》 * |
| 蔡李梅: "东营凹陷牛庄洼陷沙三中亚段砂岩透镜体油藏成藏动力学过程分析", 《中国优秀硕士学位论文全文数据库 基础科学辑》 * |
| 马中良等: "济阳坳陷"相-势"耦合控藏的内涵及其地质意义", 《石油学报》 * |
| 马中良等: "砂岩透镜体"相—势"控藏实验模拟", 《天然气地球科学》 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Nazemi et al. | The effect of carbonate reservoir heterogeneity on Archie's exponents (a and m), an example from Kangan and Dalan gas formations in the central Persian Gulf | |
| CN104863574B (en) | A kind of Fluid Identification Method suitable for tight sandstone reservoir | |
| CN105093313A (en) | Predicting method and apparatus for production capacity of single well in Karst oil-gas reservoir | |
| CN108691537A (en) | A kind of reservoir geology reserve forecasting method | |
| CN103643949A (en) | Quantitatively forecasting method and device for oil-gas possibility of reservoirs | |
| CN104678436A (en) | Method for predicting thickness of compressional fault zone on coverage area | |
| Ruth et al. | Combining electrical measurements and mercury porosimetry to predict permeability | |
| Liu et al. | Quantitative multiparameter prediction of fractured tight sandstone reservoirs: a case study of the Yanchang Formation of the Ordos Basin, Central China | |
| CN109630090B (en) | Storage cover combined well logging evaluation method and device | |
| CN108801538B (en) | Method for calculating pressure attenuation gradient | |
| Li et al. | Hydraulic conductivity behaviors of karst aquifer with conduit-fissure geomaterials | |
| CN106156456A (en) | Sand-conglomerate body invalid reservoir subtraction method | |
| Jiang et al. | Recognizing the internal structure of normal faults in clastic rocks and its impact on hydrocarbon migration: A case study from Nanpu Depression in the Bohai Bay Basin, China | |
| CN110107283A (en) | The method and system of Accumulation zone prediction are carried out according to potential energy value and physics value | |
| CN109490988A (en) | Establish the method for being suitable for the rock physics new model of hard rock | |
| CN110008504A (en) | A kind of Fluid Identification Method comprehensively utilizing dielectric logging and nuclear magnetic resonance log | |
| CN109538199A (en) | A kind of coal measure strata air content evaluation method, device and electronic equipment | |
| Song et al. | Simulation logging experiment and interpretation model of array production logging measurements in a horizontal well | |
| Jin et al. | Quantitative Interpretation of Water Sensitivity Based on Well Log Data: A Case of a Conglomerate Reservoir in the Karamay Oil Field | |
| Wang et al. | Effect of the angle between hydraulic fracture and natural fracture on shale gas seepage | |
| Roy et al. | The modern interpretation of the high-flow gas wells study results | |
| Liu et al. | An experimental study of velocity-saturation relationships in volcanic rocks | |
| Archer | Heterogeneity of permeability in oil reservoirs | |
| Kumalasari et al. | Elastic property modeling, extended elastic impedance (EEI) and curve-pseudo elastic impedance (CPEI) inversion for pore type analysis and hydrocarbon distribution in carbonate reservoir, Kujung I Formation,“Humaira” field, north east java Basin | |
| Wen et al. | Study on new method for evaluating reservoir formation pressure by wellhead pressure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190809 |