CN105243200A - Method and device for determining fuel consumption in-situ combustion process - Google Patents
Method and device for determining fuel consumption in-situ combustion process Download PDFInfo
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- CN105243200A CN105243200A CN201510608005.7A CN201510608005A CN105243200A CN 105243200 A CN105243200 A CN 105243200A CN 201510608005 A CN201510608005 A CN 201510608005A CN 105243200 A CN105243200 A CN 105243200A
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- 239000000446 fuel Substances 0.000 title claims abstract description 168
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 135
- 238000000034 method Methods 0.000 title claims abstract description 123
- 238000011065 in-situ storage Methods 0.000 title abstract 5
- 230000009021 linear effect Effects 0.000 claims abstract description 40
- 238000012417 linear regression Methods 0.000 claims abstract description 15
- 239000003921 oil Substances 0.000 claims description 420
- 239000010779 crude oil Substances 0.000 claims description 33
- 230000035699 permeability Effects 0.000 claims description 22
- 238000010586 diagram Methods 0.000 description 8
- 238000004458 analytical method Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
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Abstract
The embodiment of the application provides a method and a device for determining fuel consumption in an in-situ combustion process. The method comprises the following steps: acquiring parameters of a reference oil reservoir, including a first oil reservoir parameter, a second oil reservoir parameter and a fuel consumption parameter; carrying out dimensionless standardization processing on the first oil deposit parameter and the fuel consumption parameter to obtain a standardized first oil deposit parameter and a standardized fuel consumption parameter; performing multiple linear regression processing on the standardized first reservoir parameter, the standardized second reservoir parameter and the standardized fuel consumption parameter to determine the linear relation between the fuel consumption and the first reservoir parameter and the second reservoir parameter; acquiring a first reservoir parameter and a second reservoir parameter of a target reservoir; and calculating the fuel consumption in the in-situ combustion process by utilizing the linear relation and the first reservoir parameter and the second reservoir parameter of the target reservoir. By utilizing the technical scheme provided by the embodiment of the application, the fuel consumption in the in-situ combustion process can be accurately determined, so that the success of in-situ combustion is guaranteed.
Description
Technical field
The present invention relates to combustion (of oil) in site oil recovery technique field, particularly relate to a kind of method and apparatus determining Fuel Consumption in combustion (of oil) in site process.
Background technology
Combustion (of oil) in site is a kind of electricity consumption, chemistry etc. method make reservoir temperature reach crude oil burning-point, and inject air or oxygen to oil reservoir and make the oil production method of Crude Oil sustained combustion.Fuel Consumption is the volume of the fuel that in combustion (of oil) in site process, every cubic metre of oil reservoir burns.In combustion (of oil) in site oil recovery technique field, in combustion (of oil) in site process, Fuel Consumption is one of most important factor affecting combustion (of oil) in site success or not.In combustion (of oil) in site process, Fuel Consumption is too little, and fuel can be caused to maintain burning; Fuel Consumption is too large just needs very large air requirement and compression horsepower consumption, and oil offtake also can reduce.
Determine in prior art that the method for Fuel Consumption in combustion (of oil) in site process generally adopts the on-the-spot estimation algorithm having fired volume and consume fuel, obtain fire volume mainly through drilling through heart well surveying at combustion (of oil) in site scene, composition according to firing volume and burning gases calculates the fuel consumed, thus obtains Fuel Consumption in combustion (of oil) in site process.But utilize in prior art and core that to record the method cost firing volume higher, and the error produced in the process of combustion gas composition analysis also can cause accurately cannot determining Fuel Consumption, thus cause the fuel that cannot judge this oil reservoir whether can maintain combustion (of oil) in site smooth combustion, the success of combustion (of oil) in site cannot be ensured.
Therefore, prior art needs that to set up a kind of cost low and accurately can determine the method for Fuel Consumption in combustion (of oil) in site process badly.
Summary of the invention
The object of the application is to provide a kind of method and apparatus determining Fuel Consumption in combustion (of oil) in site process, accurately to determine Fuel Consumption in combustion (of oil) in site process, thus ensures the success of combustion (of oil) in site.
To achieve these goals, this application provides a kind of method determining Fuel Consumption in combustion (of oil) in site process, described method comprises:
Obtain the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter;
Described first oil deposit parameter is carried out nondimensional standardization, obtains standardization first oil deposit parameter;
Described fuel consumption parameter is carried out nondimensional standardization, obtains normalized fuel and consume parameter;
Parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process;
Obtain the first oil deposit parameter and second oil deposit parameter of target reservoir;
The first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter is utilized to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.
In a preferred embodiment, described first oil deposit parameter at least comprises one of the following:
Reservoir thickness, the oil reservoir degree of depth, reservoir permeability, viscosity of crude, mobility-thickness product, oil density.
In a preferred embodiment, described second oil deposit parameter comprises: oil saturation.
In a preferred embodiment, described method also comprises:
Judge the Fuel Consumption of described target reservoir that calculates whether in predetermined threshold value interval;
Determine whether that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir according to judged result.
In a preferred embodiment, described predetermined threshold value interval comprises: 10-33kg/m
3or 25-33kg/m
3.
In a preferred embodiment, describedly determine whether that the crude oil adopting the mode of combustion (of oil) in site to gather in described target reservoir comprises according to judged result:
When described judged result is for being, determine that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
In a preferred embodiment, describedly determine whether that the crude oil adopting the mode of combustion (of oil) in site to gather in described target reservoir comprises according to judged result:
When described judged result is no, determine to adopt default crude oil acquisition mode to gather crude oil in described target reservoir.
In a preferred embodiment, the linear relationship of the Fuel Consumption in combustion (of oil) in site process determined described in and described first oil deposit parameter, described second oil deposit parameter is as shown in following formula:
In above formula, F represents Fuel Consumption, and unit is kg/m
3; H represents core intersection, and unit is m; Z represents reservoir depth, and unit is m; K represents reservoir permeability, and unit is mD; ρ represents oil density, and unit is kg/m
3;
represent mobility-thickness product, unit is mDm/mPas; U represents viscosity of crude, and unit is mPas; S
0represent oil saturation, dimensionless.
Determine a device for Fuel Consumption in combustion (of oil) in site process, described device comprises:
First data acquisition module, for obtaining the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter;
First data processing module, for described first oil deposit parameter is carried out nondimensional standardization, obtains standardization first oil deposit parameter;
Second data processing module, for described fuel consumption parameter is carried out nondimensional standardization, obtains normalized fuel and consumes parameter;
3rd data processing module, carrying out multiple linear regression process for consuming parameter to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel, determining the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process;
Second data acquisition module, for obtaining the first oil deposit parameter and second oil deposit parameter of target reservoir;
First determination module, calculates the Fuel Consumption of described target reservoir in combustion (of oil) in site process for the first oil deposit parameter and the second oil deposit parameter utilizing described linear relationship and described target reservoir.
In a preferred embodiment, described first oil deposit parameter at least comprises one of the following:
Reservoir thickness, the oil reservoir degree of depth, reservoir permeability, viscosity of crude, mobility-thickness product, oil density.
In a preferred embodiment, described second oil deposit parameter comprises: oil saturation.
In a preferred embodiment, described device also comprises:
Judge module, for judging that the Fuel Consumption of the described target reservoir calculated is whether in predetermined threshold value interval;
Second determination module, for determining whether that according to judged result the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
In a preferred embodiment, described predetermined threshold value interval comprises: 10-33kg/m
3or 25-33kg/m
3.
In a preferred embodiment, described second determination module comprises:
First determining unit, for when the judged result of described judge module is for being, determines that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
In a preferred embodiment, described second determination module comprises:
Second determining unit, for when the judged result of described judge module is no, determines to adopt default crude oil acquisition mode to gather crude oil in described target reservoir.
In a preferred embodiment, the linear relationship of the Fuel Consumption in combustion (of oil) in site process determined described in and described first oil deposit parameter, described second oil deposit parameter is as shown in following formula:
In above formula, F represents Fuel Consumption, and unit is kg/m
3; H represents core intersection, and unit is m; Z represents reservoir depth, and unit is m; K represents reservoir permeability, and unit is mD; ρ represents oil density, and unit is kg/m
3;
represent mobility-thickness product, unit is mDm/mPas; U represents viscosity of crude, and unit is mPas; S
0represent oil saturation, dimensionless.
The technical scheme provided from above the embodiment of the present application, the embodiment of the present application by obtaining oil deposit parameter from the oil reservoir of successful combustion (of oil) in site; Then, the first oil deposit parameter of described tape unit and fuel consumption parameter are carried out nondimensional standardization, obtain nondimensional standardization first oil deposit parameter and normalized fuel consumption parameter; Parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process; Before target reservoir is gathered, the first oil deposit parameter and second oil deposit parameter of target reservoir can be obtained; Then, the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter is utilized can to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.For follow-up, described Fuel Consumption can judge in described target reservoir, whether fuel can maintain the successful foundation of combustion (of oil) in site smooth combustion, guarantee combustion (of oil) in site.Compared with prior art, utilize the embodiment of the present application can accurately determine Fuel Consumption in combustion (of oil) in site process, thus ensure the success of combustion (of oil) in site, can reduce costs simultaneously.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present application or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, the accompanying drawing that the following describes is only some embodiments recorded in the application, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of process flow diagram determining the first embodiment of the method for Fuel Consumption in combustion (of oil) in site process of the application;
Fig. 2 is a kind of process flow diagram determining the second embodiment of the method for Fuel Consumption in combustion (of oil) in site process of the application;
Fig. 3 is a kind of schematic diagram determining the device of Fuel Consumption in combustion (of oil) in site process that the embodiment of the present application provides;
Fig. 4 is a kind of another schematic diagram determining the device of Fuel Consumption in combustion (of oil) in site process that the embodiment of the present application provides.
Embodiment
Technical scheme in the application is understood better in order to make those skilled in the art person, below in conjunction with the accompanying drawing in the embodiment of the present application, technical scheme in the embodiment of the present application is clearly and completely described, obviously, described embodiment is only some embodiments of the present application, instead of whole embodiments.Based on the embodiment in the application, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all should belong to the scope of the application's protection.
The specific implementation of the embodiment of the present application is described below in detail with several concrete example.
Below a kind of the first embodiment determining the method for Fuel Consumption in combustion (of oil) in site process of the application is first introduced.Fig. 1 is a kind of process flow diagram determining the first embodiment of the method for Fuel Consumption in combustion (of oil) in site process of the application, although hereafter describe flow process to comprise the multiple operations occurred with particular order, but should have a clear understanding of, these processes can comprise more or less operation, these operations can sequentially perform or executed in parallel, by reference to the accompanying drawings 1, this embodiment comprises:
S110: obtain the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter.
In actual applications, before gathering the crude oil treated in exploitation oil reservoir, can determine to treat that producing oil ensconces the Fuel Consumption in combustion (of oil) in site process.Concrete, in certain embodiments, can using the oil reservoir of successful combustion (of oil) in site as with reference to oil reservoir, obtain the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter.
Concrete, described first oil deposit parameter can comprise the oil deposit parameter of tape unit.In certain embodiments, described first oil deposit parameter at least can comprise one of the following: reservoir thickness, the oil reservoir degree of depth, reservoir permeability, viscosity of crude, mobility-thickness product, oil density.Described second oil deposit parameter can comprise nondimensional oil deposit parameter.In certain embodiments, described second oil deposit parameter can comprise oil saturation.In certain embodiments, described fuel consumption parameter can comprise successfully the Fuel Consumption data in the oil reservoir of combustion (of oil) in site.
In addition, oil deposit parameter described in the embodiment of the present application is not limited in the first above-mentioned oil deposit parameter, the second oil deposit parameter and fuel consumption parameter, in actual applications, and can according to concrete needs, comprise other related datas of oil reservoir, the embodiment of the present application is not as limit.
S120: described first oil deposit parameter is carried out nondimensional standardization, obtains standardization first oil deposit parameter.
In certain embodiments, described first oil deposit parameter can be carried out nondimensional standardization, obtain standardization first oil deposit parameter.Concrete, described first oil deposit parameter comprises the oil deposit parameter of tape unit, because the unit of each oil deposit parameter may be different.Such as when described first oil deposit parameter comprises reservoir thickness and oil density, the unit of described reservoir thickness is m, the unit of described oil density is kg/m
3.Therefore, all be in same quantity rank to make data in described first oil deposit parameter, described first oil deposit parameter can be carried out nondimensional standardization, carry out comprehensive test analysis after obtaining standardization first oil deposit parameter again and determine that described first oil deposit parameter is on the impact of Fuel Consumption.
Accordingly, described standardization first oil deposit parameter at least can comprise one of the following: standardization reservoir thickness, the standardization oil reservoir degree of depth, standardization reservoir permeability, standardization viscosity of crude, standardization mobility-thickness product, standardization oil density.
Further, described standardization can comprise the standard deviation standardization (z-score standardization) to variable, and described standardization can also comprise minimax standardization.
In addition, the standardization described in the embodiment of the present application is not restricted to above-mentioned mode, in actual applications, can also comprise other modes, and such as press decimal calibration standardization, the embodiment of the present application is not as limit.
S130: described fuel consumption parameter is carried out nondimensional standardization, obtains normalized fuel and consumes parameter.
In certain embodiments, described fuel consumption parameter can be carried out nondimensional standardization, obtain normalized fuel and consume parameter.
S140: parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process.
In certain embodiments, parameter can be consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carry out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process.
In a specific embodiment, to adopt, described standardization first oil deposit parameter and described normalized fuel consumption parameter are obtained to the standardized mode of the standard deviation of variable, and the situation that described standardization first oil deposit parameter comprises standardization reservoir thickness, the standardization oil reservoir degree of depth, standardization reservoir permeability, standardization viscosity of crude, standardization mobility-thickness product and standardization oil density is example, multiple linear regression process is carried out to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel consumption parameter and can obtain following formula:
In above formula,
represent described normalized fuel and consume parameter, dimensionless; F represents Fuel Consumption, and unit is kg/m
3;
represent the average of the Fuel Consumption obtained in the oil reservoir of described successful combustion (of oil) in site, unit is kg/m
3; S
frepresent the standard deviation of the Fuel Consumption obtained in the oil reservoir of described successful combustion (of oil) in site, unit is kg/m
3;
represent standardization core intersection, dimensionless; H represents core intersection, and unit is m;
represent the average of the core intersection obtained in the oil reservoir of described successful combustion (of oil) in site, unit is m; S
hrepresent the standard deviation of the core intersection obtained in the oil reservoir of described successful combustion (of oil) in site, unit is m;
represent described standardization reservoir depth, dimensionless; Z represents reservoir depth, and unit is m;
represent the average of the reservoir depth obtained in the oil reservoir of described successful combustion (of oil) in site, unit is m; S
zrepresent the standard deviation of the reservoir depth obtained in the oil reservoir of described successful combustion (of oil) in site, unit is m;
represent described standardization reservoir permeability, dimensionless; K represents reservoir permeability, and unit is mD;
represent the average of the reservoir permeability obtained in the oil reservoir of described successful combustion (of oil) in site, unit is mD; S
krepresent the standard deviation of the reservoir permeability obtained in the oil reservoir of described successful combustion (of oil) in site, unit is mD;
represent described standardization oil density, dimensionless; ρ represents oil density, and unit is kg/m
3;
represent the average of the oil density obtained in the oil reservoir of described successful combustion (of oil) in site, unit is kg/m
3; S
ρrepresent the standard deviation of the oil density obtained in the oil reservoir of described successful combustion (of oil) in site, unit is kg/m
3;
represent described standardization mobility-thickness product, dimensionless;
represent mobility-thickness product, unit is mDm/mPas;
represent the average of the mobility-thickness product obtained in the oil reservoir of described successful combustion (of oil) in site, unit is mDm/mPas;
represent the standard deviation of the mobility-thickness product obtained in the oil reservoir of described successful combustion (of oil) in site, unit is mDm/mPas;
represent described standardization viscosity of crude, dimensionless; U represents viscosity of crude, and unit is mPas;
represent the average of the viscosity of crude obtained in the oil reservoir of described successful combustion (of oil) in site, unit is mPas; S
urepresent the standard deviation of the viscosity of crude obtained in the oil reservoir of described successful combustion (of oil) in site, unit is mPas; S
0represent oil saturation, dimensionless.β
0represent oil reservoir partial regression coefficient, dimensionless, described oil reservoir partial regression coefficient can represent described standardization first oil deposit parameter and described second oil deposit parameter consume the linear effect of parameter tolerance to described normalized fuel; β
1represent reservoir thickness partial regression coefficient, dimensionless, described reservoir thickness partial regression coefficient can represent when other parameters are quantitative, and described standardization reservoir thickness consumes the tolerance of the linear effect of parameter to described normalized fuel; β
2represent oil reservoir degree of depth partial regression coefficient, dimensionless, described oil reservoir degree of depth partial regression coefficient can represent when other parameters are quantitative, and the described standardization oil reservoir degree of depth consumes the tolerance of the linear effect of parameter to described normalized fuel; β
3represent reservoir permeability partial regression coefficient, dimensionless, described reservoir permeability partial regression coefficient can represent when other parameters are quantitative, and described standardization reservoir permeability consumes the tolerance of the linear effect of parameter to described normalized fuel; β
4represent viscosity of crude partial regression coefficient, dimensionless, described viscosity of crude partial regression coefficient can represent when other parameters are quantitative, and described standardization viscosity of crude consumes the tolerance of the linear effect of parameter to described normalized fuel; β
5represent mobility-thickness product partial regression coefficient, dimensionless, described mobility-thickness product partial regression coefficient can represent when other parameters are quantitative, and described standardization mobility-thickness product consumes the tolerance of the linear effect of parameter to described normalized fuel; β
6representative contains oil density partial regression coefficient, dimensionless, and described oil density partial regression coefficient can represent when other parameters are quantitative, and described standardization oil density consumes the tolerance of the linear effect of parameter to described normalized fuel; β
7represent oil saturation partial regression coefficient, dimensionless, described oil saturation partial regression coefficient can represent when other parameters are quantitative, and described oil saturation consumes the tolerance of the linear effect of parameter to described normalized fuel.
Further, in a specific embodiment, the oil reservoir partial regression coefficient β in least square method determination above formula can be utilized in multiple linear regression processing procedure
0=-2.57613, reservoir thickness partial regression coefficient β
1=0.30141, oil reservoir degree of depth partial regression coefficient β
2=-0.55553, reservoir permeability partial regression coefficient β
3=0.41130, viscosity of crude partial regression coefficient β
4=0.19114, mobility-thickness product partial regression system β
5=0.37007, oil density partial regression coefficient β
6=0.09042 and oil saturation partial regression coefficient β
7=3.81143.
Table 1 is with reference to the oil deposit parameter mean value in oil reservoir and standard deviation
As shown in table 1 is with reference to the oil deposit parameter mean value in oil reservoir and standard deviation.Oil deposit parameter mean value in the reference oil reservoir of successful combustion (of oil) in site and standard deviation are substituted into the linear relationship that above formula abbreviation can obtain Fuel Consumption in combustion (of oil) in site process and described first oil deposit parameter, described second oil deposit parameter, concrete, following formula can be comprised:
In above formula, F represents Fuel Consumption, and unit is kg/m
3; H represents core intersection, and unit is m; Z represents reservoir depth, and unit is m; K represents reservoir permeability, and unit is mD; ρ represents oil density, and unit is kg/m
3;
represent mobility-thickness product, unit is mDm/mPas; U represents viscosity of crude, and unit is mPas; S
0represent oil saturation, dimensionless.
S150: the first oil deposit parameter and the second oil deposit parameter that obtain target reservoir.
In certain embodiments, before the target reservoir treating exploitation is exploited, the first oil deposit parameter and second oil deposit parameter of target reservoir can be obtained.
S160: utilize the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.
In certain embodiments, after the step s 150, the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter can be utilized to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.
As can be seen here, a kind of technical scheme determining that the embodiment of the method for Fuel Consumption in combustion (of oil) in site process provides of the application is passed through to obtain oil deposit parameter from the oil reservoir of successful combustion (of oil) in site; Then, the first oil deposit parameter of described tape unit and fuel consumption parameter are carried out nondimensional standardization, obtain nondimensional standardization first oil deposit parameter and normalized fuel consumption parameter; Parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process; Before treating exploitation oil reservoir gathers, the first oil deposit parameter and second oil deposit parameter of target reservoir can be obtained; Then, utilize the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter can calculate described in treat the exploitation Fuel Consumption of target reservoir in combustion (of oil) in site process.Whether described Fuel Consumption can maintain combustion (of oil) in site smooth combustion, ensure the successful foundation of combustion (of oil) in site for waiting to exploit fuel in target reservoir described in follow-up judgement.Compared with prior art, utilize the embodiment of the present application can accurately determine Fuel Consumption in combustion (of oil) in site process, thus ensure the success of combustion (of oil) in site, can reduce costs simultaneously.
The application second embodiment, on the basis of the first embodiment, also add an extra step.Below introduce a kind of method determining Fuel Consumption in combustion (of oil) in site process that the application second embodiment provides.Fig. 2 is a kind of process flow diagram determining the second embodiment of the method for Fuel Consumption in combustion (of oil) in site process of the application, and as shown in Figure 2, described method comprises:
S210: obtain the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter.
S220: described first oil deposit parameter is carried out nondimensional standardization, obtains standardization first oil deposit parameter.
S230: described fuel consumption parameter is carried out nondimensional standardization, obtains normalized fuel and consumes parameter.
S240: parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process.
S250: the first oil deposit parameter and the second oil deposit parameter that obtain target reservoir;
S260: utilize the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.
S270: judge the Fuel Consumption of described target reservoir that calculates whether in predetermined threshold value interval.
In certain embodiments, after step S260 determines the Fuel Consumption of described target reservoir in combustion (of oil) in site process, can judge that the Fuel Consumption of the described target reservoir calculated is whether in predetermined threshold value interval.Concrete, in actual applications, combustion (of oil) in site is successfully tested its fuel consumption weight range of block and is generally: 10-33kg/m
3, described predetermined threshold value interval can comprise 10-33kg/m
3.Preferably, described predetermined threshold value interval can also comprise 25-33kg/m
3.
S280: determine whether that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir according to judged result.
In certain embodiments, when the judged result in step S270 is for being, when also namely judging that described Fuel Consumption is in predetermined threshold value interval, can determine that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.When being no when the judged result in step S270, when also namely judging that described Fuel Consumption is not in predetermined threshold value interval, can determine to adopt default crude oil acquisition mode to gather crude oil in described target reservoir.Concrete, when described Fuel Consumption is when predetermined threshold value is not interval, can judge that described Fuel Consumption successfully cannot realize combustion (of oil) in site.Therefore, other default crude oil acquisition mode can be adopted.Concrete, described default crude oil acquisition mode can pre-set, and does not comprise the mode of combustion (of oil) in site.
As can be seen here, a kind of technical scheme determining that the embodiment of the method for Fuel Consumption in combustion (of oil) in site process provides of the application is passed through to obtain oil deposit parameter from the oil reservoir of successful combustion (of oil) in site; Then, the first oil deposit parameter of described tape unit and fuel consumption parameter are carried out nondimensional standardization, obtain nondimensional standardization first oil deposit parameter and normalized fuel consumption parameter; Parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process; Before the target reservoir treating exploitation gathers, the first oil deposit parameter and second oil deposit parameter of target reservoir can be obtained; Then, the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter is utilized can to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process; Can judge in described target reservoir, whether fuel can maintain combustion (of oil) in site smooth combustion according to described Fuel Consumption, ensure the success of combustion (of oil) in site.Compared with prior art, utilize the embodiment of the present application can accurately determine Fuel Consumption in combustion (of oil) in site process, thus ensure the success of combustion (of oil) in site, can reduce costs simultaneously.
The application also provides a kind of device determining Fuel Consumption in combustion (of oil) in site process on the other hand, Fig. 3 is a kind of schematic diagram determining the device of Fuel Consumption in combustion (of oil) in site process that the embodiment of the present application provides, by reference to the accompanying drawings 3, described device 300 can comprise:
First data acquisition module 310, may be used for obtaining the parameter with reference to oil reservoir, and the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter.
First data processing module 320, may be used for described first oil deposit parameter to carry out nondimensional standardization, obtains standardization first oil deposit parameter.
Second data processing module 330, may be used for described fuel consumption parameter to carry out nondimensional standardization, obtains normalized fuel and consumes parameter.
3rd data processing module 340, may be used for that parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carry out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process.
Second data acquisition module 350, may be used for the first oil deposit parameter and the second oil deposit parameter that obtain target reservoir.
First determination module 360, may be used for utilizing the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.
In a preferred embodiment, described first oil deposit parameter at least can comprise one of the following:
Reservoir thickness, the oil reservoir degree of depth, reservoir permeability, viscosity of crude, mobility-thickness product, oil density.
In a preferred embodiment, described second oil deposit parameter can comprise: oil saturation.
Fig. 4 is a kind of another schematic diagram determining the device of Fuel Consumption in combustion (of oil) in site process that the embodiment of the present application provides.In a preferred embodiment, by reference to the accompanying drawings 4, described device 300 can also comprise:
Judge module 370, may be used for the Fuel Consumption of the described target reservoir judging to calculate whether in predetermined threshold value interval.
Second determination module 380, may be used for determining whether that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir according to judged result.
In a preferred embodiment, described predetermined threshold value interval can comprise: 10-33kg/m
3or 25-33kg/m
3.
In a preferred embodiment, described second determination module 380 can comprise:
First determining unit, may be used for when the judged result of described judge module is for being, determines that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
In a preferred embodiment, described second determination module 380 can comprise:
Second determining unit, may be used for when the judged result of described judge module is no, determines to adopt default crude oil acquisition mode to gather crude oil in described target reservoir.
In a preferred embodiment, the linear relationship of described Fuel Consumption in combustion (of oil) in site process and described first oil deposit parameter, described second oil deposit parameter can as shown in following formula:
In above formula, F represents Fuel Consumption, and unit is kg/m
3; H represents core intersection, and unit is m; Z represents reservoir depth, and unit is m; K represents reservoir permeability, and unit is mD; ρ represents oil density, and unit is kg/m
3;
represent mobility-thickness product, unit is mDm/mPas; U represents viscosity of crude, and unit is mPas; S
0represent oil saturation, dimensionless.
As can be seen here, a kind of technical scheme determining that the embodiment of the method and apparatus of Fuel Consumption in combustion (of oil) in site process provides of the application is passed through to obtain oil deposit parameter from the oil reservoir of successful combustion (of oil) in site; Then, the first oil deposit parameter of described tape unit and fuel consumption parameter are carried out nondimensional standardization, obtain nondimensional standardization first oil deposit parameter and normalized fuel consumption parameter; Parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process; Before the target reservoir treating exploitation gathers, the first oil deposit parameter and second oil deposit parameter of target reservoir can be obtained; Then, the first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter is utilized can to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process; Can judge in described target reservoir, whether fuel can maintain combustion (of oil) in site smooth combustion according to described Fuel Consumption, ensure the success of combustion (of oil) in site.Compared with prior art, utilize the embodiment of the present application can accurately determine Fuel Consumption in combustion (of oil) in site process, thus ensure the success of combustion (of oil) in site, can reduce costs simultaneously.
Each embodiment in this instructions all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually see.Especially, for system embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part illustrates see the part of embodiment of the method.
Although depict the application by embodiment, those of ordinary skill in the art know, the application has many distortion and change and do not depart from the spirit of the application, and the claim appended by wishing comprises these distortion and change and do not depart from the spirit of the application.
Claims (16)
1. determine a method for Fuel Consumption in combustion (of oil) in site process, it is characterized in that, described method comprises:
Obtain the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter;
Described first oil deposit parameter is carried out nondimensional standardization, obtains standardization first oil deposit parameter;
Described fuel consumption parameter is carried out nondimensional standardization, obtains normalized fuel and consume parameter;
Parameter is consumed to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel and carries out multiple linear regression process, determine the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process;
Obtain the first oil deposit parameter and second oil deposit parameter of target reservoir;
The first oil deposit parameter of described linear relationship and described target reservoir and the second oil deposit parameter is utilized to calculate the Fuel Consumption of described target reservoir in combustion (of oil) in site process.
2. method according to claim 1, is characterized in that, described first oil deposit parameter at least comprises one of the following:
Reservoir thickness, the oil reservoir degree of depth, reservoir permeability, viscosity of crude, mobility-thickness product, oil density.
3. method according to claim 1, is characterized in that, described second oil deposit parameter comprises: oil saturation.
4., according to the arbitrary described method of claims 1 to 3, it is characterized in that, described method also comprises:
Judge the Fuel Consumption of described target reservoir that calculates whether in predetermined threshold value interval;
Determine whether that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir according to judged result.
5. method according to claim 4, is characterized in that, described predetermined threshold value interval comprises: 10-33kg/m
3or 25-33kg/m
3.
6. method according to claim 4, is characterized in that, describedly determines whether that the crude oil adopting the mode of combustion (of oil) in site to gather in described target reservoir comprises according to judged result:
When described judged result is for being, determine that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
7. method according to claim 4, is characterized in that, describedly determines whether that the crude oil adopting the mode of combustion (of oil) in site to gather in described target reservoir comprises according to judged result:
When described judged result is no, determine to adopt default crude oil acquisition mode to gather crude oil in described target reservoir.
8., according to the arbitrary described method of claims 1 to 3, it is characterized in that, described in the Fuel Consumption in combustion (of oil) in site process determined and described first oil deposit parameter, described second oil deposit parameter linear relationship as shown in following formula:
In above formula, F represents Fuel Consumption, and unit is kg/m
3; H represents core intersection, and unit is m; Z represents reservoir depth, and unit is m; K represents reservoir permeability, and unit is mD; ρ represents oil density, and unit is kg/m
3;
represent mobility-thickness product, unit is mDm/mPas; U represents viscosity of crude, and unit is mPas; S
0represent oil saturation, dimensionless.
9. determine a device for Fuel Consumption in combustion (of oil) in site process, it is characterized in that, described device comprises:
First data acquisition module, for obtaining the parameter with reference to oil reservoir, the described parameter with reference to oil reservoir comprises the first oil deposit parameter, the second oil deposit parameter and fuel consumption parameter;
First data processing module, for described first oil deposit parameter is carried out nondimensional standardization, obtains standardization first oil deposit parameter;
Second data processing module, for described fuel consumption parameter is carried out nondimensional standardization, obtains normalized fuel and consumes parameter;
3rd data processing module, carrying out multiple linear regression process for consuming parameter to described standardization first oil deposit parameter, described second oil deposit parameter and described normalized fuel, determining the linear relationship of Fuel Consumption and described first oil deposit parameter, described second oil deposit parameter in combustion (of oil) in site process;
Second data acquisition module, for obtaining the first oil deposit parameter and second oil deposit parameter of target reservoir;
First determination module, calculates the Fuel Consumption of described target reservoir in combustion (of oil) in site process for the first oil deposit parameter and the second oil deposit parameter utilizing described linear relationship and described target reservoir.
10. device according to claim 9, is characterized in that, described first oil deposit parameter at least comprises one of the following:
Reservoir thickness, the oil reservoir degree of depth, reservoir permeability, viscosity of crude, mobility-thickness product, oil density.
11. devices according to claim 9, is characterized in that, described second oil deposit parameter comprises: oil saturation.
12. according to the arbitrary described device of claim 9 to 11, and it is characterized in that, described device also comprises:
Judge module, for judging that the Fuel Consumption of the described target reservoir calculated is whether in predetermined threshold value interval;
Second determination module, for determining whether that according to judged result the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
13. devices according to claim 12, is characterized in that, described predetermined threshold value interval comprises: 10-33kg/m
3or 25-33kg/m
3.
14. devices according to claim 12, is characterized in that, described second determination module comprises:
First determining unit, for when the judged result of described judge module is for being, determines that the mode of employing combustion (of oil) in site gathers the crude oil in described target reservoir.
15. devices according to claim 12, is characterized in that, described second determination module comprises:
Second determining unit, for when the judged result of described judge module is no, determines to adopt default crude oil acquisition mode to gather crude oil in described target reservoir.
16., according to the arbitrary described device of claim 9 to 11, is characterized in that, described in the Fuel Consumption in combustion (of oil) in site process determined and described first oil deposit parameter, described second oil deposit parameter linear relationship as shown in following formula:
In above formula, F represents Fuel Consumption, and unit is kg/m
3; H represents core intersection, and unit is m; Z represents reservoir depth, and unit is m; K represents reservoir permeability, and unit is mD; ρ represents oil density, and unit is kg/m
3;
represent mobility-thickness product, unit is mDm/mPas; U represents viscosity of crude, and unit is mPas; S
0represent oil saturation, dimensionless.
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