CN106600043A - Observation system optimization method of integrating seismic acquisition quality with economic benefits - Google Patents
Observation system optimization method of integrating seismic acquisition quality with economic benefits Download PDFInfo
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- CN106600043A CN106600043A CN201611103657.6A CN201611103657A CN106600043A CN 106600043 A CN106600043 A CN 106600043A CN 201611103657 A CN201611103657 A CN 201611103657A CN 106600043 A CN106600043 A CN 106600043A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/04—Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/003—Seismic data acquisition in general, e.g. survey design
Abstract
The invention discloses an observation system optimization method of integrating seismic acquisition quality with economic benefits. Geophysical target parameters designed by a given three-dimensional observation system, which are respectively a shot point interval, a track pitch, an instrument total track number, an instrument highest utilization rate, required coverage times, a maximum offset, a minimum offset, a maximum cross line distance, and related field construction cost factors, are required, and because the above mentioned parameters are related to the quality and the costs of the observation system, the mathematical models of the above mentioned two aspects are organically integrated together. By considering the seismic acquisition quality and the economic benefits, the seismic observation system is optimized, and seismic acquisition data of complicated areas is acquired economically and effectively, and in addition, the designed observation system can be used to satisfy requirements of geological tasks to the greatest extent.
Description
Technical field
The present invention relates to earthquake-capturing observation system evaluates field, a kind of comprehensive seismic acquisition quality is specifically designed with economy
The observation system optimization method of benefit.
Background technology
As conventional oil gas reservoir is gradually decreased, the Regional Geological Conditions of seismic prospecting and more come also complicated, it is multiple for this kind of
Miscellaneous area exploration, needs high-quality seismic observation system to can be only achieved the effect got twice the result with half the effort.This will certainly increase locality
The cost of shake collection, therefore how the high-quality geological data of acquisition of economical and efficient seems particularly critical.
For the problems referred to above, some researchs were carried out both at home and abroad, Jilin University is in the academic dissertation of turbulent waves《Earthquake-capturing item
Mesh is invested and Price Estimate systematic study》With Southwestern University of Finance and Economics in the female academic dissertation that shakes《Petroleum exploration two-dimension earthquake is gathered
Standard costs research》, analysis was all carried out to the Financial cost of earthquake-capturing, but without being optimized to its observation system, seek
A kind of method of optimization is looked for, has greatly meaning for logging cost is saved.
The present invention is directed to an above difficult problem, proposes to dissolve in terms of seismic acquisition quality and economic benefit optimisation technique two
An above difficult problem, sets up the relation of acquisition quality and acquisition cost, has both considered the input of earthquake-capturing cost, and earthquake is improve again
The quality of data, economical and efficient obtains complex area seismic acquisition data.
The content of the invention
For the problems referred to above, the present invention provides the observation system optimization side of a kind of comprehensive seismic acquisition quality and economic benefit
Method, it optimizes seismic observation system by considering the quality and economic benefit of earthquake-capturing, and the acquisition of economical and efficient is complicated
Earthquakes gathered data, designed observation system can to the full extent meet the requirement of geological tasks.
The technical scheme is that：
The observation system optimization method of a kind of comprehensive seismic acquisition quality and economic benefit, including following content：
Firstly the need of given stereo observing system design geophysics target component, including：Shooting distance, road spacing, instrument
Qi Zong roads number, instrument optimum rate of utilization, the degree of covering for needing, maximum offset, minimum geophone offset, most cross line distance and
Related field construction cost factor；Because these parameters have very big relation to the quality and cost of observation system, therefore
Above-mentioned both sides mathematical model is organically combined；The step of it is realized be：
S1, work area type definition is carried out first, work area is classified according to the complexity of seismic prospecting, and delimit each
Ratio of the type work area in whole work area, according to the above work area type definition unit price of every cost is calculated；
S2, in different cost-ranges, using optimal quality observation system Optimization Design, calculating meets earth thing
The mass function that reason target component is required, according to minimum mass function value, sets up minimum input cost；
S3, receive under cost conditions minimum, it is right using Optimum cost and optimal quality observation system Optimization Design
Economic benefit is evaluated, and calculates multiple observation system mathematical modeies for meeting earth physical target parameter request；
The factors such as S4, comprehensive earth's surface complexity, difficulty of construction, determine the field earthquake-capturing observation system of an optimum.
In step S2, the method for setting up minimum input cost is：By the basic theories of seismic prospecting, geology is appointed
Business is quantized into the demonstration of acquisition parameter, in given degree of covering, shooting distance, road spacing, instrument utilization rate, instrument road number, maximum
Under the conditions of geophone offset, minimum geophone offset and most cross line distance, an objective function optimization model is set up, i.e.,：
min{E(fx,fy,R,dR,dS} (1)
Wherein, fxFor longitudinally covered number of times, fyFor lateral fold number, R is to receive line number, dRTo receive line-spacing (m), dS
For perpendicular offset of shot line (m)；
In formula (1),
Wherein, ωiFor weight coefficient, ε for instrument road utilization rate, Xmax、F3dRespectively parameter proving institute is conceivable most
Cannon offset and total degree of covering, M is total road number of instrument.
Determine N, x using formula 2max、meMethod be：By decision variable (fx,fy,R,dR,dS) 4 are fixed, change 1,
1 observation system is obtained, using formula 2 target function value of the observation system is calculated, by that analogy, wherein minimum mesh
Scalar functions corresponding N, xmax、meIt is total degree of covering of as required optimum observation system, maximum offset, actually used
Reception channel number.
In step S3, the method for calculating observation system mathematic model is：Earthquake evaluation of economic benefit is exactly by field
Acquisition cost is summed up mainly to be included：Design tender cost, measurement cost, reparation cost, shot hole cost, excite and receive into
Originally, in-situ processing cost, and these costs have close contact with the parameter of observation system；Therefore consider in per square of public affairs
In cost function minimization requirement under, and draw the mathematical model of an observation system optimization design.
Cost(Fx,Fy, NL, RLS, SLS) and=Cr+CC+Cp (3)
In formula：CrFor early-stage preparations cost, exploration permit cost is generally comprised, field measurement cost excites receiving point cloth
The claims settlement cost put and the drilling cost of land explosive shooting；CcFor field construction cost, including seismic crew daily construction
Cost and instrument cost；CpFor in-situ processing cost, this cost mainly considers the factors such as bin size, degree of covering, needs
What is illustrated is not account for the cost factor that different treatment technologies bring here.
Measurement cost can be expressed as：
Mc=CSSV×(1/SS)×(1/SLS)+CRSV×(1/RS)×(1/RLS) (4)
In formula, CSSVIt is every big gun measurement cost, SS is shooting distance (Km), and SLS is perpendicular offset of shot line (Km), and RS is road spacing (Km),
RLS is reception line-spacing (Km).
Disposal costs can be expressed as：
Mq=CSCC×(1/SLS)+CRCC×(1/RLS) (5)
Drilling cost can be expressed as：
Mz=CDR×(1/SS)×(1/SLS) (6)
In formula (6), using C during non-explosive sourceDR=0；
Reception cost is excited to include seismic crew daily construction cost and instrument cost；
Ms=CCR×(NS/ND) (7)
In formula, CCRFor the average daily cost of seismic crew, NS is per square kilometre of big gun number, and ND blows out for construction daily
Number；
Instrument cost：
My=CEQ×(NR×(1+I))×(NS/ND) (8)
In formula, CEQFor the daily lease cost of instrument per pass；
In-situ processing cost formula is as follows：
Mx=F × (1/BX)×(1/BY)×CPCT (9)
In formula, F be need degree of covering, BXFor the bin length in INLINE directions, BYFor the face in CROSSLINE directions
First length, CPCTFor the processing cost of per pass；
Above formula is added one by one, Optimized model can be created as according to (3) formula：
M=min (Mc+Mq+Mz+Ms+My+Mx) (10)
The cost of each observation system is calculated according to formula (10), you can obtain the observation system of minimum cost, complete Jing
Ji benefit optimization is calculated.
The invention has the beneficial effects as follows：
In current Seismic acquisition designs, the observation system of neither one both comprehensive seismic acquisition quality and economic benefit is gone back
Optimization method, the present invention proposes the observation system optimization method of a kind of comprehensive seismic acquisition quality and economic benefit, by over the ground
The cost factor of shake Collecting operation is analyzed, it is established that corresponding mathematical model is simultaneously optimized design to it, using above-mentioned
Model, can adjust, so as to alternative costs most in the case where comprehensive seismic acquisition quality is ensured to the cost of earthquake-capturing
Excellent scheme.
Specific embodiment
With reference to embodiment, the present invention is further described.
The present invention relates to a kind of comprehensive seismic acquisition quality and economic benefit in earthquake-capturing observation system evaluation field
Observation system optimization method, is particularly well-suited to complex area earthquake-capturing observation system design, such as complicated mountain front area, marine facies
Carbonate Areas and high speed stratum shield region etc., can be with the acquisition seismic acquisition data of economical and efficient.
The observation system optimization method of a kind of comprehensive seismic acquisition quality and economic benefit, including following content：
Firstly the need of given stereo observing system design geophysics target component, including：Shooting distance, road spacing, instrument
Qi Zong roads number, instrument optimum rate of utilization, the degree of covering for needing, maximum offset, minimum geophone offset, most cross line distance and
Related field construction cost factor；Because these parameters have very big relation to the quality and cost of observation system, therefore
Above-mentioned both sides mathematical model is organically combined；The step of it is realized be：
S1, work area type definition is carried out first, ratio of all types of work areas in whole work area is given, according to above work area
Type definition calculates the unit price of every cost；
S2, in different cost-ranges, using optimal quality observation system Optimization Design, calculating meets earth thing
The mass function that reason target component is required, according to minimum mass function value, sets up minimum input cost；
S3, receive under cost conditions minimum, it is right using Optimum cost and optimal quality observation system Optimization Design
Economic benefit is evaluated, and calculates multiple observation system mathematical modeies for meeting earth physical target parameter request；
S4, system optimization is observed based on geologic objective, comprehensive seismic acquisition quality, Economic and Efficiency Analysis determine one
Individual optimum field earthquake-capturing observation system.
In step S2, the method for setting up minimum input cost is：Seismic acquisition quality optimum is exactly the sight of design
Examining system can to the full extent meet the requirement of geological tasks.Can be by geological tasks amount by the basic theories of seismic prospecting
The demonstration of chemical conversion acquisition parameter, such as bin and track pitch size, lateral resolution, longitudinal resolution, minimum geophone offset, the inspection of most artillery
Away from, most cross line distance, degree of covering etc..In given degree of covering, shooting distance, road spacing, instrument utilization rate, instrument road number, most
Under the conditions of cannon offset, minimum geophone offset and most cross line distance, an objective function optimization model is set up, i.e.,：
min{E(fx,fy,R,dR,dS} (1)
Wherein, fxFor longitudinally covered number of times, fyFor lateral fold number, R is to receive line number, dRTo receive line-spacing (m), dS
For perpendicular offset of shot line (m)；
In formula (1),
Wherein, ωiFor weight coefficient, ε for instrument road utilization rate, Xmax、F3dRespectively parameter proving institute is conceivable most
Cannon offset and total degree of covering, M for instrument total road number, N, xmax、meRespectively by decision variable (fx,fy,R,dR,dS) institute
It is determined that observation system total degree of covering, maximum offset, actually used reception channel number.
In step S3, the method for calculating observation system mathematic model is：Earthquake evaluation of economic benefit is exactly by field
Acquisition cost is summed up mainly to be included：Design tender cost, measurement cost, reparation cost, shot hole cost, excite and receive into
Originally, in-situ processing cost, and these costs have close contact with the parameter of observation system；Therefore consider in per square of public affairs
In cost function minimization requirement under, and draw the mathematical model of an observation system optimization design.
Cost(Fx,Fy, NL, RLS, SLS) and=Cr+CC+Cp (3)
In formula：CrFor early-stage preparations cost, exploration permit cost is generally comprised, field measurement cost excites receiving point cloth
The claims settlement cost put and the drilling cost of land explosive shooting；CcFor field construction cost, including seismic crew daily construction
Cost and instrument cost；CpFor in-situ processing cost, this cost mainly considers the factors such as bin size, degree of covering, needs
What is illustrated is not account for the cost factor that different treatment technologies bring here.Observation system parameter name and cost title solution
Release as shown in table 1：
The observation system parameter declaration of table 1
| Decision variable | Explanation |
| SLS | Perpendicular offset of shot line (Km) |
| RLS | Receive line-spacing (Km) |
| RS | Road spacing (Km) |
| SS | Shooting distance (Km) |
| NR | Per big gun reception channel number |
| NL | Line number is received per big gun |
| NS | Per square kilometre of big gun number |
| ND | Number is blown out in construction daily |
The cost parameter explanation of table 2
Measurement cost can be expressed as：
Mc=CSSV×(1/SS)×(1/SLS)+CRSV×(1/RS)×(1/RLS) (4)
Disposal costs can be expressed as：
Mq=CSCC×(1/SLS)+CRCC×(1/RLS) (5)
Drilling cost can be expressed as：
Mz=CDR×(1/SS)×(1/SLS) (6)
In formula (6), using C during non-explosive sourceDR=0；
Reception cost is excited to include seismic crew daily construction cost and instrument cost；
Ms=CCR×(NS/ND) (7)
Instrument cost：
My=CEQ×(NR×(1+I))×(NS/ND) (8)
In-situ processing cost formula is as follows：
Mx=F × (1/BX)×(1/BY)×CPCT (9)
Above formula is added one by one, Optimized model can be created as according to (3) formula：
M=min (Mc+Mq+Mz+Ms+My+Mx) (10)
A kind of comprehensive seismic acquisition quality and economic effect in earthquake-capturing observation system evaluation field provided by the present invention
The observation system optimization method of benefit, can drastically increase earthquake-capturing operation keypoint in the case where collection effect is not reduced
Economy, is particularly well-suited to complex area earthquake-capturing observation system design, such as complicated mountain front area, marine carbonate petrographic province
With high speed stratum shield region etc., operation means are more complicated needed for these regions, and the cost factor of required consideration is more, therefore
With greater need for using optimal cost scheme, the method provided by the present invention can be with the acquisition seismic acquisition data of economical and efficient.
The above, is only presently preferred embodiments of the present invention, and any pro forma restriction is not made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, in the range of without departing from technical solution of the present invention, when making a little change or modification using the technology contents of the disclosure above
For the Equivalent embodiments of equivalent variations, as long as being the content without departing from technical solution of the present invention, the technical spirit of the foundation present invention
Any simple modification, equivalent variations and the modification made to above example, still falls within the range of technical solution of the present invention.
Claims (3)
1. the observation system optimization method of a kind of comprehensive seismic acquisition quality and economic benefit, it is characterised in that in following
Hold：
Firstly the need of given stereo observing system design geophysics target component, including：Shooting distance, road spacing, instrument are total
Road number, instrument optimum rate of utilization, the degree of covering for needing, maximum offset, minimum geophone offset, most cross line distance and correlation
Field construction cost factor；Because these parameters have very big relation to the quality and cost of observation system, therefore will be upper
Mathematical model of both stating organically is combined；The step of it is realized be：
S1, work area type definition is carried out first, work area is classified according to the complexity of seismic prospecting, and delimit all types of
Ratio of the work area in whole work area, according to the above work area type definition unit price of every cost is calculated；
S2, in different cost-ranges, using optimal quality observation system Optimization Design, calculating meets geophysics mesh
The mass function of mark parameter request, according to minimum mass function value, sets up minimum input cost；
S3, receive under cost conditions minimum, using Optimum cost and optimal quality observation system Optimization Design, to economy
Benefit is evaluated, and calculates multiple observation system mathematical modeies for meeting earth physical target parameter request；
S4, consider earth's surface complexity, difficulty of construction geologic(al) factor, determine the field earthquake-capturing observation system of an optimum
System.
2. the observation system optimization method of a kind of comprehensive seismic acquisition quality according to claim 1 and economic benefit, its
It is characterised by, in step S2, the method for setting up minimum input cost is：By the basic theories of seismic prospecting, by geology
Task is quantized into the demonstration of acquisition parameter, in given degree of covering, shooting distance, road spacing, instrument utilization rate, instrument road number, most
Under the conditions of cannon offset, minimum geophone offset and most cross line distance, an objective function optimization model is set up, i.e.,：
min{E(fx,fy,R,dR,dS} (1)
Wherein, fxFor longitudinally covered number of times, fyFor lateral fold number, R is to receive line number, dRTo receive line-spacing (m), dSFor big gun line
Away from (m)；
In formula (1),
Wherein, ωiFor weight coefficient, ε for instrument road utilization rate, Xmax、F3dThe respectively conceivable most artillery of parameter proving institute
Inspection away from total degree of covering, M for instrument total road number.
Determine N, x using formula (2)max、meMethod be：By decision variable (fx,fy,R,dR,dS) 4 are fixed, change 1, i.e.,
1 observation system is obtained, using formula (2) target function value of the observation system is calculated, by that analogy, wherein minimum mesh
Scalar functions corresponding N, xmax、meIt is total degree of covering of as required optimum observation system, maximum offset, actually used
Reception channel number.
3. the observation system optimization method of a kind of comprehensive seismic acquisition quality according to claim 2 and economic benefit, its
It is characterised by, in step S3, the method for calculating observation system mathematic model is：Earthquake evaluation of economic benefit is exactly by field
Acquisition cost is summed up mainly to be included：Design tender cost, measurement cost, reparation cost, shot hole cost, excite and receive into
Originally, in-situ processing cost, and these costs have close contact with the parameter of observation system；Therefore consider in per square of public affairs
In cost function minimization requirement under, and draw the mathematical model of an observation system optimization design.
Cost(Fx,Fy, NL, RLS, SLS) and=Cr+CC+Cp (3)
In formula：CrFor early-stage preparations cost, exploration permit cost is generally comprised, field measurement cost excites the clear of receiving point arrangement
The drilling cost of cost and land explosive shooting is repaid in Claims Resolution；CcFor field construction cost, including seismic crew daily construction cost and
Instrument cost；CpFor in-situ processing cost, this cost mainly considers the factors such as bin size, degree of covering, needs explanation
It is not account for the cost factor that different treatment technologies bring here.
Measurement cost can be expressed as：
Mc=CSSV×(1/SS)×(1/SLS)+CRSV×(1/RS)×(1/RLS) (4)
In formula, CSSVIt is every big gun measurement cost, SS is shooting distance (Km), SLS is perpendicular offset of shot line (Km), RS is road spacing (Km), RLS
To receive line-spacing (Km).
Disposal costs can be expressed as：
Mq=CSCC×(1/SLS)+CRCC×(1/RLS) (5)
Drilling cost can be expressed as：
Mz=CDR×(1/SS)×(1/SLS) (6)
In formula (6), using C during non-explosive sourceDR=0；
Reception cost is excited to include seismic crew daily construction cost and instrument cost；
Ms=CCR×(NS/ND) (7)
In formula, CCRFor the average daily cost of seismic crew, NS is per square kilometre of big gun number, and ND blows out number for construction daily；
Instrument cost：
My=CEQ×(NR×(1+I))×(NS/ND) (8)
In formula, CEQFor the daily lease cost of instrument per pass；
In-situ processing cost formula is as follows：
Mx=F × (1/BX)×(1/BY)×CPCT (9)
In formula, F be need degree of covering, BXFor the bin length in INLINE directions, BYBin for CROSSLINE directions is long
Degree, CPCTFor the processing cost of per pass；
Above formula is added one by one, Optimized model can be created as according to (3) formula：
M=min (Mc+Mq+Mz+Ms+My+Mx) (10)
The cost of each observation system is calculated according to formula (10), you can obtain the observation system of minimum cost, complete economic effect
Benefit optimization is calculated.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103165A (en) * | 2017-06-02 | 2017-08-29 | 西南石油大学 | A kind of method of CALCULATING OILFIELD reservoir steep dip shearing crack line density |
| CN108508477A (en) * | 2018-05-28 | 2018-09-07 | 中国石油天然气集团有限公司 | System for acquiring seismic data and method |
| CN109143405A (en) * | 2018-08-01 | 2019-01-04 | 西南石油大学 | A kind of observation system efficiently sampling uniformity quantitative evaluation method |
| CN112346114A (en) * | 2020-10-29 | 2021-02-09 | 中国石油天然气集团有限公司 | Method and device for determining number of oil-gas seismic data acquisition receiving channels |
| CN112394390A (en) * | 2019-08-15 | 2021-02-23 | 中国石油天然气集团有限公司 | Complex earth surface area observation system combined layout method and device |
| CN113219524A (en) * | 2020-02-05 | 2021-08-06 | 中国石油天然气集团有限公司 | Three-dimensional seismic acquisition arrangement template layout scheme selection method and device |
| CN113589361A (en) * | 2020-04-30 | 2021-11-02 | 中国石油化工股份有限公司 | Seismic data offset vector piece rapid division method |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107103165A (en) * | 2017-06-02 | 2017-08-29 | 西南石油大学 | A kind of method of CALCULATING OILFIELD reservoir steep dip shearing crack line density |
| CN107103165B (en) * | 2017-06-02 | 2020-12-01 | 西南石油大学 | Method for calculating density of steep dip shear crack line of oil field reservoir |
| CN108508477A (en) * | 2018-05-28 | 2018-09-07 | 中国石油天然气集团有限公司 | System for acquiring seismic data and method |
| CN109143405A (en) * | 2018-08-01 | 2019-01-04 | 西南石油大学 | A kind of observation system efficiently sampling uniformity quantitative evaluation method |
| CN112394390A (en) * | 2019-08-15 | 2021-02-23 | 中国石油天然气集团有限公司 | Complex earth surface area observation system combined layout method and device |
| CN112394390B (en) * | 2019-08-15 | 2023-06-30 | 中国石油天然气集团有限公司 | Combined layout method and device for complex surface area observation system |
| CN113219524A (en) * | 2020-02-05 | 2021-08-06 | 中国石油天然气集团有限公司 | Three-dimensional seismic acquisition arrangement template layout scheme selection method and device |
| CN113589361A (en) * | 2020-04-30 | 2021-11-02 | 中国石油化工股份有限公司 | Seismic data offset vector piece rapid division method |
| CN113589361B (en) * | 2020-04-30 | 2024-03-15 | 中国石油化工股份有限公司 | Quick dividing method for offset vector slices of seismic data |
| CN112346114A (en) * | 2020-10-29 | 2021-02-09 | 中国石油天然气集团有限公司 | Method and device for determining number of oil-gas seismic data acquisition receiving channels |
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