CN111027828A - Method and device for predicting wire engineering quantity - Google Patents
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Abstract
The invention discloses a method and a device for predicting lead engineering quantity, wherein the method comprises the following steps: obtaining parameters and lengths of a plurality of conductors intended for use; searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires; the algorithm library comprises a plurality of pre-configured engineering quantity algorithms; according to the lengths of the various wires and the engineering quantity algorithms corresponding to the various wires, the engineering quantities of the various wires are respectively determined.
Description
Technical Field
The invention relates to the field of power design, in particular to a method and a device for predicting the engineering quantity of a lead.
Background
At present, technicians usually manually calculate the lead engineering quantity according to the lead length provided by designers or estimate the lead engineering quantity according to experience when calculating the lead engineering quantity, because the types of leads are more, the efficiency of manual calculation is low, and in addition, the estimated lead engineering quantity according to the experience of the technicians is generally larger than the actual engineering quantity, so that the waste of resources is caused.
In view of the above problems, no effective solution has been proposed.
Disclosure of Invention
The embodiment of the invention provides a method for predicting lead engineering quantity, which is used for improving the calculation efficiency and accuracy of the lead engineering quantity and comprises the following steps:
obtaining parameters and lengths of a plurality of conductors intended for use;
searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires, wherein the algorithm library comprises a plurality of pre-configured engineering quantity algorithms;
and respectively determining the engineering quantities of the various leads according to the lengths of the various leads and the engineering quantity algorithms corresponding to the various leads.
The embodiment of the invention also provides a device for predicting the wire engineering quantity, which is used for improving the calculation efficiency and accuracy of the wire engineering quantity, and comprises the following components:
a data acquisition module for acquiring parameters and lengths of a plurality of wires expected to be used;
the engineering quantity algorithm determining module is used for searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires, wherein the algorithm library comprises a plurality of pre-configured engineering quantity algorithms;
and the engineering quantity determining module is used for respectively determining the engineering quantities of the various wires according to the lengths of the various wires and the engineering quantity algorithms corresponding to the various wires.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the method for predicting the lead engineering quantity when executing the computer program.
The embodiment of the invention also provides a computer readable storage medium, and the computer readable storage medium stores a computer program for executing the method for predicting the lead engineering quantity.
The embodiment of the invention comprises the following steps: obtaining parameters and lengths of a plurality of conductors intended for use; searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires; the algorithm library comprises a plurality of pre-configured engineering quantity algorithms; the engineering quantities of various leads are respectively determined according to the lengths of the various leads and the engineering quantity algorithms corresponding to the various leads, and for each lead expected to be used, the corresponding engineering quantity algorithm can be searched in a pre-configured algorithm library, so that the automatic prediction of the engineering quantities of the leads is realized, the manual workload is reduced, and the calculation efficiency and the accuracy of the engineering quantities of the leads are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:
FIG. 1 is a schematic diagram illustrating a flow of a method for calculating a wire engineering quantity according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a structure of a device for calculating a wire engineering quantity according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to improve the calculation efficiency and accuracy of the wire engineering quantity, an embodiment of the present invention provides a method for predicting the wire engineering quantity, fig. 1 is a schematic diagram of a flow of a method for calculating the wire engineering quantity in the embodiment of the present invention, as shown in fig. 1, the method includes:
step 101: obtaining parameters and lengths of a plurality of conductors intended for use;
step 102: searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires, wherein the algorithm library comprises a plurality of pre-configured engineering quantity algorithms;
step 103: and respectively determining the engineering quantities of the various leads according to the lengths of the various leads and the engineering quantity algorithms corresponding to the various leads.
As shown in fig. 1, an embodiment of the present invention is implemented by: obtaining parameters and lengths of a plurality of conductors intended for use; searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires; the algorithm library comprises a plurality of pre-configured engineering quantity algorithms; the engineering quantities of various leads are respectively determined according to the lengths of the various leads and the engineering quantity algorithms corresponding to the various leads, and for each lead expected to be used, the corresponding engineering quantity algorithm can be searched in a pre-configured algorithm library, so that the automatic prediction of the engineering quantities of the leads is realized, the manual workload is reduced, and the calculation efficiency and the accuracy of the engineering quantities of the leads are improved.
In the specific implementation, in step 101, the parameters and lengths of the multiple wires expected to be used are obtained, the parameters and lengths of the multiple wires expected to be used can be obtained in the three-dimensional design model of the transformer substation, for the same project, multiple different wires may need to be used, the lengths of the different wires are different, and if manual calculation is performed, the efficiency is low.
In one embodiment, before searching the engineering quantity algorithm corresponding to each lead from the algorithm library in step 102, the method may further include:
an algorithm library is established according to the following steps:
step 201: obtaining parameters of all kinds of wires;
step 202: obtaining the cross-sectional area and the density of various wires according to the parameters of the various wires;
step 203: determining engineering quantity algorithms of various leads according to the cross-sectional area and the density of the various leads and the length of the leads; wherein the length of the wire is an unknown quantity;
step 204: and establishing an algorithm library according to the engineering quantity algorithm of various leads.
In specific implementation, in step 201, parameters of all wires can be obtained from the wire library, for example: the table 1 is a parameter table of JL/G1A-300/40 steel-cored aluminum stranded wires, JL/G1A-300/40 are names of wires, wherein 'J' represents a stranded wire; "L" represents aluminum; the front and the back of the "/" are respectively an external stranded wire and an internal core wire; "G1A" represents 1A type steel; "300/40" represents a cross-section of about 300mm2Of about 40mm in cross-section2In this case steel.
TABLE 1 JL/G1A-300/40 Steel-cored aluminum strand parameter table
In step 202, the cross-sectional area and the material of the conductive wire may be determined according to the parameters of the conductive wire, and the material type of the conductive wire may include: metal, plastic, rubber, etc., and the density of the wire may be determined in a material library according to the material of the wire, for example: as can be seen from Table 1, the cross-sectional area of the steel-cored aluminum strand is 338.99mm in JL/G1A-300/402The materials are steel and aluminum, and the corresponding densities of the steel and the aluminum can be searched in a material library.
In step 203, after the cross-sectional area and the density of the wire are determined, a wire engineering quantity algorithm model can be established according to the formula (1):
engineering quantity is sectional area x density x length (1)
Where the length is an unknown quantity.
In step 204, an algorithm library may be established according to the engineering quantity algorithm models of all the wires, and the corresponding relationship between the wire parameters and the engineering quantity algorithm models of the wires is determined, where each wire corresponds to one engineering quantity algorithm model.
In one embodiment, before searching the engineering quantity algorithm corresponding to each lead from the algorithm library in step 102, the method may further include:
an algorithm library is established according to the following steps:
step 301: obtaining parameters of all kinds of wires;
step 302: respectively inputting the parameters of all kinds of wires into a unit length engineering quantity model, and outputting unit length engineering quantities corresponding to the parameters of all kinds of wires; the unit length engineering quantity model is determined according to historical unit length engineering quantities of various leads;
step 303: determining engineering quantity algorithms of various leads according to the engineering quantity of unit length and the lead length corresponding to various lead parameters; wherein the length of the wire is an unknown quantity;
step 304: and establishing an algorithm library according to the engineering quantity algorithm of various leads.
In one embodiment, before the parameters of all kinds of wires are respectively input into the engineering quantity model per unit length in step 302, the method further includes:
the engineering quantity model of unit length is obtained through the following steps:
obtaining a plurality of historical unit length engineering quantities of all kinds of wires;
and respectively averaging a plurality of historical unit length engineering quantities of various leads to determine the unit length engineering quantities of the various leads.
In specific implementation, a plurality of historical unit length engineering quantities of all the wires can be obtained in a historical engineering database, the plurality of historical unit length engineering quantities of each wire are respectively averaged, the average value is used as the unit length engineering quantity of the wire, and a unit length engineering quantity model is established according to the corresponding relation between the unit length engineering quantity of the wire and the type of the wire.
In specific implementation, in step 301, parameters of all wires can be obtained from the wire library;
in step 302, the parameters of all the wires can be respectively input into the engineering quantity model of unit length, and the engineering quantities of unit length of all the wires can be output;
in step 303, after the engineering quantities per unit length of all the wires are determined, a wire engineering quantity algorithm model can be established according to the formula (2):
engineering load is unit length engineering load multiplied by length (2)
Where the length is an unknown quantity.
In step 304, an algorithm library may be established according to the engineering quantity algorithm models of all the wires, and the corresponding relationship between the wire parameters and the engineering quantity algorithm models of the wires is determined, where each wire corresponds to one engineering quantity algorithm model.
In step 102, according to the parameters of the various wires, the engineering quantity algorithm corresponding to the various wires can be searched in the established algorithm library. In step 103, since the lengths of the wires in the engineering quantity algorithms corresponding to the various wires are unknown, the engineering quantities of the various wires can be determined after the lengths of the various wires are input.
In one embodiment, after determining the engineering quantities of, for example, various wires, the method further comprises, in step 103:
and for each type of wire, comparing the engineering quantity of the wire with a preset engineering quantity threshold value, and carrying out engineering quantity early warning according to a comparison result.
During specific implementation, after the engineering quantity of the wire is determined, the engineering quantity of the wire can be compared with a preset engineering quantity threshold value, and engineering quantity early warning is carried out according to a comparison result. For example, in the construction drawing design stage, the engineering quantity in the preliminary design stage can be used as a preset engineering quantity threshold, when the conductor engineering quantity in the construction drawing stage is greater than the conductor engineering quantity in the preliminary design stage, a prompt window can be automatically popped up to perform engineering quantity early warning, the prompt conductor engineering quantity exceeds an allowable range, and designers can further adjust the conductor engineering quantity according to the early warning.
Based on the same inventive concept, the embodiment of the present invention further provides a device for predicting the wire engineering quantity, as in the following embodiments. Because the principle of solving the problems of the prediction device of the wire engineering quantity is similar to the prediction method of the wire engineering quantity, the implementation of the device can refer to the implementation of the method, and repeated parts are not described again. As used hereinafter, the term "unit" or "module" may be a combination of software and/or hardware that implements a predetermined function. Although the means described in the embodiments below are preferably implemented in software, an implementation in hardware, or a combination of software and hardware is also possible and contemplated.
In order to improve the efficiency and accuracy of calculating the wire engineering quantity, an embodiment of the present invention provides a device for predicting the wire engineering quantity, fig. 2 is a schematic diagram of a structure of a device for calculating the wire engineering quantity in an embodiment of the present invention, as shown in fig. 2, the device includes:
a data obtaining module 01 for obtaining parameters and lengths of various wires expected to be used;
the engineering quantity algorithm determining module 02 is used for searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires, wherein the algorithm library comprises a plurality of pre-configured engineering quantity algorithms;
and the engineering quantity determining module 03 is used for determining the engineering quantities of the various wires respectively according to the lengths of the various wires and the engineering quantity algorithms corresponding to the various wires.
In an embodiment, before searching the engineering quantity algorithm corresponding to each lead from the algorithm library, the apparatus further includes an algorithm library establishing module 04, specifically configured to:
an algorithm library is established according to the following steps:
obtaining parameters of all kinds of wires;
obtaining the cross-sectional area and the density of various wires according to the parameters of the various wires;
determining engineering quantity algorithms of various leads according to the cross-sectional area and the density of the various leads and the length of the leads; wherein the length of the wire is an unknown quantity;
and establishing an algorithm library according to the engineering quantity algorithm of various leads.
In an embodiment, before searching the engineering quantity algorithm corresponding to each lead from the algorithm library, the apparatus further includes an algorithm library establishing module 04, specifically configured to:
an algorithm library is established according to the following steps:
obtaining parameters of all kinds of wires;
respectively inputting the parameters of all kinds of wires into a unit length engineering quantity model, and outputting unit length engineering quantities corresponding to the parameters of all kinds of wires; the unit length engineering quantity model is determined according to historical unit length engineering quantities of various leads;
determining engineering quantity algorithms of various leads according to the engineering quantity of unit length and the lead length corresponding to various lead parameters; wherein the length of the wire is an unknown quantity;
and establishing an algorithm library according to the engineering quantity algorithm of various leads.
In one embodiment, before the parameters of all kinds of wires are respectively input into the engineering quantity model per unit length, the algorithm library establishing module 04 is further configured to:
the engineering quantity model of unit length is obtained through the following steps:
obtaining a plurality of historical unit length engineering quantities of all kinds of wires;
and respectively averaging a plurality of historical unit length engineering quantities of various leads to determine the unit length engineering quantities of the various leads.
In one embodiment, after determining the engineering quantities of the various wires, the apparatus further includes an engineering quantity early warning module 05, specifically configured to:
and for each type of wire, comparing the engineering quantity of the wire with a preset engineering quantity threshold value, and carrying out engineering quantity early warning according to a comparison result.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor realizes the method for predicting the lead engineering quantity when executing the computer program.
The embodiment of the invention also provides a computer readable storage medium, and the computer readable storage medium stores a computer program for executing the method for predicting the lead engineering quantity.
In summary, the embodiment of the present invention provides: obtaining parameters and lengths of a plurality of conductors intended for use; searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires; the algorithm library comprises a plurality of pre-configured engineering quantity algorithms; the engineering quantities of various leads are respectively determined according to the lengths of the various leads and the engineering quantity algorithms corresponding to the various leads, and for each lead expected to be used, the corresponding engineering quantity algorithm can be searched in a pre-configured algorithm library, so that the automatic prediction of the engineering quantities of the leads is realized, the manual workload is reduced, and the calculation efficiency and the accuracy of the engineering quantities of the leads are improved.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and variations of the embodiment of the present invention may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A method for predicting a wire engineering quantity is characterized by comprising the following steps:
obtaining parameters and lengths of a plurality of conductors intended for use;
searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires; the algorithm library comprises a plurality of pre-configured engineering quantity algorithms;
and respectively determining the engineering quantities of the various leads according to the lengths of the various leads and the engineering quantity algorithms corresponding to the various leads.
2. The method of claim 1, wherein prior to finding the engineering quantity algorithm corresponding to each wire from the algorithm library, the method further comprises:
the algorithm library is established according to the following steps:
obtaining parameters of all kinds of wires;
obtaining the cross-sectional area and the density of various wires according to the parameters of the various wires;
determining engineering quantity algorithms of various leads according to the cross-sectional area and the density of the various leads and the length of the leads; wherein the length of the wire is an unknown quantity;
and establishing an algorithm library according to the engineering quantity algorithm of various leads.
3. The method of claim 1, wherein prior to finding the engineering quantity algorithm corresponding to each wire from the algorithm library, the method further comprises:
the algorithm library is established according to the following steps:
obtaining parameters of all kinds of wires;
respectively inputting the parameters of all kinds of wires into a unit length engineering quantity model, and outputting unit length engineering quantities corresponding to the parameters of all kinds of wires; wherein the unit length engineering quantity model is determined according to historical unit length engineering quantities of various leads;
determining engineering quantity algorithms of various leads according to the engineering quantity of unit length and the lead length corresponding to various lead parameters; wherein the length of the wire is an unknown quantity;
and establishing an algorithm library according to the engineering quantity algorithm of various leads.
4. The method of claim 3, wherein before inputting the parameters of all kinds of wires into the engineering quantity per unit length model, respectively, the method further comprises:
the engineering quantity model of unit length is obtained through the following steps:
obtaining a plurality of historical unit length engineering quantities of all kinds of wires;
and respectively averaging a plurality of historical unit length engineering quantities of various leads to determine the unit length engineering quantities of the various leads.
5. The method of claim 1, wherein after determining the engineering quantities for the various wires, the method further comprises:
and for each type of wire, comparing the engineering quantity of the wire with a preset engineering quantity threshold value, and carrying out engineering quantity early warning according to a comparison result.
6. An apparatus for predicting a wire harness amount, comprising:
a data acquisition module for acquiring parameters and lengths of a plurality of wires expected to be used;
the engineering quantity algorithm determining module is used for searching engineering quantity algorithms corresponding to various wires from an algorithm library based on the parameters of the various wires, wherein the algorithm library comprises the pre-configured engineering quantity algorithms of various wires;
and the engineering quantity determining module is used for respectively determining the engineering quantities of the various wires according to the lengths of the various wires and the engineering quantity algorithms corresponding to the various wires.
7. The apparatus of claim 6, further comprising an algorithm library establishing module for establishing the algorithm library before searching the engineering quantity algorithm corresponding to each lead from the algorithm library according to the following steps:
obtaining parameters of all kinds of wires;
obtaining the cross-sectional area and the density of various wires according to the parameters of the various wires;
determining engineering quantity algorithms of various leads according to the cross-sectional area and the density of the various leads and the length of the leads; wherein the length of the wire is an unknown quantity;
and establishing an algorithm library according to the engineering quantity algorithm of various leads.
8. The apparatus of claim 6, further comprising an algorithm library establishing module for establishing the algorithm library before searching the engineering quantity algorithm corresponding to each lead from the algorithm library according to the following steps:
obtaining parameters of all kinds of wires;
respectively inputting the parameters of all kinds of wires into a unit length engineering quantity model, and outputting unit length engineering quantities corresponding to the parameters of all kinds of wires; wherein the unit length engineering quantity model is determined according to historical unit length engineering quantities of various leads;
determining engineering quantity algorithms of various leads according to the engineering quantity of unit length and the lead length corresponding to various lead parameters; wherein the length of the wire is an unknown quantity;
and establishing an algorithm library according to the engineering quantity algorithm of various leads.
9. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of any one of claims 1 to 5 when executing the computer program.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program for executing the method of any one of claims 1 to 5.
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Application publication date: 20200417 |