CN112529384B - Error correction method and related device for shale gas resource amount - Google Patents
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Abstract
The application provides an error correction method and a related device for shale gas resource quantity, and relates to the technical field of error correction, wherein the error correction method comprises the following steps: determining a systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method; determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method; and correcting the shale gas resource amount based on the systematic error and the accidental error. Based on the technical scheme of the application, the accuracy of error correction on shale gas resource quantity can be effectively improved.
Description
Technical Field
The application relates to the technical field of error correction, in particular to an error correction method for shale gas resource quantity and a related device.
Background
Shale gas is natural gas which is simultaneously endowed in a shale stratum layer system with self-gas generating capacity in an adsorption state and a free state by a main body. Along with the transition of world energy structures in recent years, shale gas is used as a clean and efficient energy source and has become one of research directions of novel energy sources in the future.
In the prior art, due to the difference of parameter measuring instruments or evaluation methods or the difference of measuring staff, certain system errors and certain accidental errors exist in the values obtained by evaluating the shale gas resource quantity in a certain area, the current method for correcting the shale gas resource quantity is mostly an empirical correction method, namely, the shale gas resource quantity is numerically adjusted according to experience to achieve the effect of correction, and the accuracy of correcting the shale gas resource quantity by the empirical correction method is extremely low.
Disclosure of Invention
The application provides an error correction method and a related device for shale gas resource quantity, which can effectively improve the accuracy of error correction on the shale gas resource quantity.
In order to achieve the above technical effects, a first aspect of the present application provides an error correction method for shale gas resource amount, where the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, and the error correction method includes:
determining a systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method;
determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method;
and correcting the shale gas resource amount based on the systematic error and the accidental error.
Based on the first aspect of the present application, in a first possible implementation manner, the determining the system error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method includes:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and (1);
the formula (1) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n Respectively evaluating parameters delta y of the shale gas resources System and method for controlling a system Is the above systematic error.
In a second possible implementation manner of the first aspect of the present application, the determining the occasional error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the standard deviation method includes:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the one or more shale gas resource evaluation parameters, and formula (2);
the formula (2) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n The shale gas resource evaluation parameters are respectively more than one shale gas resource evaluation parameters,
for the standard deviation delta y corresponding to the above-mentioned shale gas resource evaluation parameters Accidental by accident Is the occasional error described above.
In a third possible implementation manner, based on the first aspect of the present application or the first or second possible implementation manner of the first aspect of the present application, the correcting the shale gas resource amount based on the systematic error and the occasional error includes:
calculating a correction value of the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and the equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically:
wherein A is Correction value For the correction value A Resource amount For the shale gas resource amount, delta y System and method for controlling a system For the above systematic error, Δy Accidental by accident Is the occasional error described above.
The second aspect of the present application provides an error correction device for shale gas resource amount, where the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, and the error correction device includes:
the first error determining unit is used for determining the systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method;
the second error determining unit is used for determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the standard deviation method;
and the correction unit is used for correcting the shale gas resource amount based on the systematic error and the accidental error.
Based on the second aspect of the present application, in a first possible implementation manner, the first error determining unit is specifically configured to:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and (1);
the formula (1) specifically includes:
wherein the method comprises the steps ofQ is the shale gas resource evaluation formula, and x 1 、x 2 …x n Respectively evaluating parameters delta y of the shale gas resources System and method for controlling a system Is the above systematic error.
Based on the second aspect of the present application, in a second possible implementation manner, the second error determining unit is specifically configured to:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the one or more shale gas resource evaluation parameters, and formula (2);
the formula (2) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n The shale gas resource evaluation parameters are respectively more than one shale gas resource evaluation parameters,
for the standard deviation delta y corresponding to the above-mentioned shale gas resource evaluation parameters Accidental by accident Is the occasional error described above.
In a third possible implementation manner, based on the second aspect of the present application or the first or second possible implementation manner of the second aspect of the present application, the correction unit is specifically configured to:
calculating a correction value of the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and the equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically:
wherein A is Correction value For the correction value A Resource amount For the shale gas resource amount, delta y System and method for controlling a system For the above systematic error, Δy Accidental by accident Is the occasional error described above.
A third aspect of the present application provides an error correction device for shale gas resource amounts, the shale gas resource amounts being calculated values based on one or more shale gas resource evaluation parameters and a preset shale gas resource evaluation formula, comprising a memory and a processor, the memory storing a computer program, the processor implementing the steps of the error correction method mentioned in the first aspect or any of the possible implementations of the first aspect when the processor executes the computer program.
A fourth aspect of the present application provides a computer readable storage medium having a computer program which, when executed by a processor, implements the steps of the error correction method mentioned in the first aspect or any possible implementation manner of the first aspect.
From the above, the technical scheme of the application includes determining a systematic error of the shale gas resource amount based on the above-mentioned more than one shale gas resource evaluation parameters, the above-mentioned shale gas resource evaluation formula and the differentiation method; determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method; and correcting the shale gas resource amount based on the systematic error and the accidental error. Based on the technical scheme, the system error and the accidental error can be determined based on the shale gas resource evaluation formula and the shale gas resource evaluation parameter with weaker subjectivity or only objectivity, so that the parameters with stronger subjectivity such as the experience parameter and the like are prevented from being taken into consideration of determining the system error and the accidental error, and the accuracy of error correction on the shale gas resource quantity can be effectively improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required for the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of an embodiment of an error correction method for shale gas resource amount provided in the present application;
FIG. 2 is a schematic structural diagram of an embodiment of an error correction device for shale gas resource amount provided in the present application;
fig. 3 is a schematic structural diagram of another embodiment of an error correction device for shale gas resource amount provided in the present application.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system configurations, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
It is also to be understood that the terminology used in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
The following description of the embodiments of the present application, taken in conjunction with the accompanying drawings, clearly and fully describes the technical solutions of the embodiments of the present application, and it is evident that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, but the present application may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present application is not limited to the specific embodiments disclosed below.
Example 1
The application provides an error correction method for shale gas resource amount, wherein the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, and as shown in fig. 1, the error correction method comprises the following steps:
in the embodiment of the application, differential derivation can be performed on a plurality of parameters in a shale gas resource evaluation formula to obtain the sum of differential derivation results, and the sum of differential derivation results is used as a system error of shale gas resource quantity, wherein the system error can be an error with a certain rule caused by objective factors such as an instrument or a method for measuring the parameters.
Optionally, the determining the systematic error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method includes:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and (1);
the formula (1) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n Respectively evaluating parameters delta y of the shale gas resources System and method for controlling a system Is the above systematic error.
Specifically, the differentiation method is a full differentiation method, and the shale gas resource evaluation formula is subjected to full differentiation expression to obtain the formula (1), wherein,
meaning of (a) is x respectively 1 、x 2 …x n Error coefficient, dx of (2) 1 、dx 2 …dx n Meaning of (a) is x respectively 1 、x 2 …x n Is a systematic error of (a).
in the embodiment of the application, standard deviations of various parameters in more than one shale gas resource evaluation parameters can be respectively obtained, and the sum of products of partial derivatives obtained based on shale gas resource evaluation formulas and corresponding standard deviations corresponding to the various parameters is used as accidental errors of shale gas resource amounts, wherein the accidental errors can be random errors caused by subjective factors such as the manipulation, the state and the like of measuring staff.
Optionally, the determining the occasional error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the standard deviation method includes:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the one or more shale gas resource evaluation parameters, and formula (2);
the formula (2) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n The shale gas resource evaluation parameters are respectively more than one shale gas resource evaluation parameters,
for the standard deviation delta y corresponding to the above-mentioned shale gas resource evaluation parameters Accidental by accident Is the occasional error described above.
Specifically, first, measuring each parameter in the shale gas resource evaluation formula for a plurality of times with the same measurement precision and the same measurement times, and calculating the standard deviation of each parameter based on the result of measuring each parameter; secondly, calculating partial derivatives for each parameter in the shale gas resource evaluation formula based on the shale gas resource evaluation formula; finally, summing products of standard deviation and partial derivatives corresponding to each parameter, and calculating root opening numbers of the sum results of the products to obtain accidental errors of the shale gas resource amount;
based on the standard deviation which can represent the discrete degree of each parameter, the accidental error of the shale gas resource quantity is estimated, and the credibility of the estimated accidental error can be improved.
And step 103, correcting the shale gas resource amount based on the systematic error and the accidental error.
In the embodiment of the application, the shale gas resource amount is corrected based on an error correction formula, that is, a formula in which the correction value is equal to the uncorrected value minus the error value, and a systematic error and an occasional error.
Optionally, the correcting the shale gas resource amount based on the systematic error and the occasional error includes:
calculating a correction value of the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and the equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically:
wherein A is Correction value For the correction value A Resource amount For the shale gas resource amount, delta y System and method for controlling a system For the above systematic error, Δy Accidental by accident Is the occasional error described above.
Specifically, since the systematic error has unidirectional property, the sign of the systematic error is positive; because the accidental errors have bidirectionality, the sign of the accidental errors is positive and negative; and subtracting the systematic error and the accidental error from the shale gas resource amount, namely calculating by the formula (3) to obtain a correction value of the shale gas resource amount.
Optionally, the shale gas resource evaluation formula may be any one of a volumetric shale gas resource evaluation formula, a probabilistic volumetric shale gas resource evaluation formula, a material balance shale gas resource evaluation formula, a monte carlo shale gas resource evaluation formula, a geochemical shale gas resource evaluation formula, an EUR (estimated ultimate recovery) analogy shale gas resource evaluation formula and a FORSPAN (continuous) shale gas resource evaluation formula, which are not limited herein.
From the above, the technical scheme of the application includes determining a systematic error of the shale gas resource amount based on the above-mentioned more than one shale gas resource evaluation parameters, the above-mentioned shale gas resource evaluation formula and the differentiation method; determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method; and correcting the shale gas resource amount based on the systematic error and the accidental error. Based on the technical scheme, the system error and the accidental error can be determined based on the shale gas resource evaluation formula and the shale gas resource evaluation parameter with weaker subjectivity or only objectivity, so that the parameters with stronger subjectivity such as the experience parameter and the like are prevented from being taken into consideration of determining the system error and the accidental error, and the accuracy of error correction on the shale gas resource quantity can be effectively improved.
Example two
The application provides an error correction device to shale gas resource amount, the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, as shown in fig. 2, the error correction device 20 includes:
a first error determining unit 201, configured to determine a systematic error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula, and the differentiation method;
a second error determining unit 202, configured to determine an occasional error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the standard deviation method;
and a correction unit 203, configured to correct the shale gas resource amount based on the systematic error and the occasional error.
Optionally, the first error determining unit 201 is specifically configured to:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and (1);
the formula (1) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n Respectively evaluating parameters delta y of the shale gas resources System and method for controlling a system Is the above systematic error.
Optionally, the second error determining unit 202 is specifically configured to:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the one or more shale gas resource evaluation parameters, and formula (2);
the formula (2) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n The shale gas resource evaluation parameters are respectively more than one shale gas resource evaluation parameters,
for the standard deviation delta y corresponding to the above-mentioned shale gas resource evaluation parameters Accidental by accident Is the occasional error described above.
Optionally, the correction unit 203 is specifically configured to:
calculating a correction value of the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and the equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically:
wherein A is Correction value For the correction value A Resource amount For the shale gas resource amount, delta y System and method for controlling a system For the above systematic error, Δy Accidental by accident Is the occasional error described above.
From the above, the technical scheme of the application includes determining a systematic error of the shale gas resource amount based on the above-mentioned more than one shale gas resource evaluation parameters, the above-mentioned shale gas resource evaluation formula and the differentiation method; determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method; and correcting the shale gas resource amount based on the systematic error and the accidental error. Based on the technical scheme, the system error and the accidental error can be determined based on the shale gas resource evaluation formula and the shale gas resource evaluation parameter with weaker subjectivity or only objectivity, so that the parameters with stronger subjectivity such as the experience parameter and the like are prevented from being taken into consideration of determining the system error and the accidental error, and the accuracy of error correction on the shale gas resource quantity can be effectively improved.
Example III
The application also provides another error correction device for shale gas resource amount, wherein the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, and as shown in fig. 3, the error correction device in the embodiment of the application comprises: a memory 301, a processor 302, and a computer program stored in the memory 301 and executable on the processor 302, wherein: the memory 301 is used for storing software programs and modules, and the processor 302 executes various functional applications and data processing by executing the software programs and modules stored in the memory 301, and the memory 301 and the processor 302 are connected via the bus 303.
Specifically, the processor 302 implements the following steps by running the above-mentioned computer program stored in the memory 301:
determining a systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method;
determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method;
and correcting the shale gas resource amount based on the systematic error and the accidental error.
Assuming that the foregoing is a first possible implementation manner, in a second possible implementation manner according to the foregoing first possible implementation manner, determining the systematic error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method includes:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and (1);
the formula (1) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n Respectively evaluating parameters delta y of the shale gas resources System and method for controlling a system Is the above systematic error.
In a third possible implementation manner according to the first possible implementation manner, the determining the occasional error of the shale gas resource amount based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and the standard deviation method includes:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the one or more shale gas resource evaluation parameters, and formula (2);
the formula (2) specifically includes:
wherein Q is the shale gas resource evaluation formula, and x 1 、x 2 …x n Respectively more than one of the aboveThe shale gas resource evaluation parameters are calculated according to the following steps,
for the standard deviation delta y corresponding to the above-mentioned shale gas resource evaluation parameters Accidental by accident Is the occasional error described above.
In a fourth possible implementation manner based on the first, second, or third possible implementation manners, the correcting the shale gas resource amount based on the systematic error and the occasional error includes:
calculating a correction value of the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and the equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically:
wherein A is Correction value For the correction value A Resource amount For the shale gas resource amount, delta y System and method for controlling a system For the above systematic error, Δy Accidental by accident Is the occasional error described above.
From the above, the technical scheme of the application includes determining a systematic error of the shale gas resource amount based on the above-mentioned more than one shale gas resource evaluation parameters, the above-mentioned shale gas resource evaluation formula and the differentiation method; determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method; and correcting the shale gas resource amount based on the systematic error and the accidental error. Based on the technical scheme, the system error and the accidental error can be determined based on the shale gas resource evaluation formula and the shale gas resource evaluation parameter with weaker subjectivity or only objectivity, so that the parameters with stronger subjectivity such as the experience parameter and the like are prevented from being taken into consideration of determining the system error and the accidental error, and the accuracy of error correction on the shale gas resource quantity can be effectively improved.
Example IV
The present application also provides a computer-readable storage medium having stored thereon a computer program which, when executed, can implement the steps provided by the above-described embodiments. In particular, the computer program comprises computer program code, which may be in one of a source code form, an object code form, an executable file or some intermediate form, without limitation; the computer readable storage medium may be any entity or device capable of carrying the computer program code described above, a recording medium, a usb disk, a removable hard disk, a magnetic disk, an optical disk, a computer memory, a Read-only memory (ROM), a random access memory (RAM, randomAccessMemory), an electrical carrier signal, a telecommunications signal, and a software distribution medium, without limitation. The content of the computer readable storage medium can be appropriately increased or decreased according to the requirements of the legislation and the patent practice in the jurisdiction.
From the above, the technical scheme of the application includes determining a systematic error of the shale gas resource amount based on the above-mentioned more than one shale gas resource evaluation parameters, the above-mentioned shale gas resource evaluation formula and the differentiation method; determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method; and correcting the shale gas resource amount based on the systematic error and the accidental error. Based on the technical scheme, the system error and the accidental error can be determined based on the shale gas resource evaluation formula and the shale gas resource evaluation parameter with weaker subjectivity or only objectivity, so that the parameters with stronger subjectivity such as the experience parameter and the like are prevented from being taken into consideration of determining the system error and the accidental error, and the accuracy of error correction on the shale gas resource quantity can be effectively improved.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It will be apparent to those skilled in the art that, for convenience and brevity of description, only the above-described division of the functional units and modules is illustrated, and in practical application, the above-described functional distribution may be performed by different functional units and modules according to needs, i.e. the internal structure of the apparatus is divided into different functional units or modules to perform all or part of the above-described functions. The functional units and modules in the embodiment may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit, where the integrated units may be implemented in a form of hardware or a form of a software functional unit. In addition, specific names of the functional units and modules are only for convenience of distinguishing from each other, and are not used for limiting the protection scope of the present application. The specific working process of the units and modules in the above system may refer to the corresponding process in the foregoing method embodiment, which is not described herein again.
It should be noted that, the method and the details thereof provided in the foregoing embodiments may be combined into the apparatus and the device provided in the embodiments, and are referred to each other and are not described in detail.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the examples described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus/terminal device and method may be implemented in other manners. For example, the apparatus/device embodiments described above are merely illustrative, e.g., the division of modules or elements described above is merely a logical functional division, and may be implemented in other ways, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed.
The above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application.
Claims (6)
1. An error correction method for shale gas resource amount, wherein the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, and the error correction method is characterized by comprising the following steps:
determining a systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method;
determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method;
correcting the shale gas resource amount based on the systematic error and the occasional error;
wherein the determining the systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method comprises:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and formula (1);
the formula (1) specifically comprises:
wherein Q is the shale gas resource evaluation formula, and x is the shale gas resource evaluation formula 1 、x 2 …x n Respectively evaluating parameters delta y of the more than one shale gas resource System and method for controlling a system Is the systematic error;
wherein the determining the occasional error in the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the standard deviation method comprises:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the more than one shale gas resource evaluation parameters and formula (2);
the formula (2) is specifically as follows:
wherein Q is the shale gas resource evaluation formula, and x is the shale gas resource evaluation formula 1 、x 2 …x n Respectively evaluating parameters of the more than one shale gas resource,
the standard deviation delta y corresponding to the more than one shale gas resource evaluation parameters respectively Accidental by accident Is the occasional error.
2. The error correction method of claim 1, wherein the correcting the shale gas resource amount based on the systematic error and the occasional error comprises:
calculating a correction value for the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically as follows:
wherein A is Correction value For the correction value, A Resource amount Delta y is the shale gas resource amount System and method for controlling a system For the systematic error Δy Accidental by accident Is the occasional error.
3. An error correction device for shale gas resource amount, the shale gas resource amount is a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, the error correction device is characterized by comprising:
the first error determining unit is used for determining a systematic error of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and the differentiation method;
the second error determining unit is used for determining accidental errors of the shale gas resource amount based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula and a standard deviation method;
the correction unit is used for correcting the shale gas resource amount based on the system error and the accidental error;
wherein the first error determining unit is specifically configured to:
calculating the systematic error based on the one or more shale gas resource evaluation parameters, the shale gas resource evaluation formula and formula (1);
the formula (1) specifically comprises:
wherein Q is the shale gas resource evaluation formula, and x is the shale gas resource evaluation formula 1 、x 2 …x n Respectively evaluating parameters delta y of the more than one shale gas resource System and method for controlling a system Is the systematic error;
wherein the second error determining unit is specifically configured to:
acquiring standard deviation of each shale gas resource evaluation parameter in the more than one shale gas resource evaluation parameters when the measurement precision and the measurement times are preset;
calculating the accidental error based on the more than one shale gas resource evaluation parameters, the shale gas resource evaluation formula, the standard deviation corresponding to the more than one shale gas resource evaluation parameters and formula (2);
the formula (2) is specifically as follows:
wherein Q is the shale gas resource evaluation formula, and x is the shale gas resource evaluation formula 1 、x 2 …x n Respectively evaluating parameters of the more than one shale gas resource,
the standard deviation delta y corresponding to the more than one shale gas resource evaluation parameters respectively Accidental by accident Is the occasional error.
4. An error correction device according to claim 3, characterized in that the correction unit is specifically adapted to:
calculating a correction value for the shale gas resource amount based on the systematic error, the occasional error, the shale gas resource amount, and equation (3), and then updating the shale gas resource amount to the correction value;
the formula (3) is specifically as follows:
wherein A is Correction value For the correction value, A Resource amount Delta y is the shale gas resource amount System and method for controlling a system For the systematic error Δy Accidental by accident Is the occasional error.
5. An error correction device for shale gas resource amount, the shale gas resource amount being a value calculated based on more than one shale gas resource evaluation parameter and a preset shale gas resource evaluation formula, characterized by comprising a memory and a processor, the memory storing a computer program, the processor implementing the steps of the method of any of claims 1 to 2 when executing the computer program.
6. A computer readable storage medium having a computer program, characterized in that the computer program when executed by a processor implements the steps of the method according to any one of claims 1 to 2.
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