CN117726225A - Main network process construction quality control evaluation method, device, equipment and medium - Google Patents
Main network process construction quality control evaluation method, device, equipment and medium Download PDFInfo
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- 238000010276 construction Methods 0.000 title claims abstract description 266
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- 238000003908 quality control method Methods 0.000 title claims description 11
- 238000011156 evaluation Methods 0.000 title claims description 9
- 238000012847 principal component analysis method Methods 0.000 claims abstract description 12
- 238000007726 management method Methods 0.000 claims description 41
- 230000007704 transition Effects 0.000 claims description 16
- 238000004590 computer program Methods 0.000 claims description 15
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
Abstract
The invention relates to the technical field of power grids, in particular to a method, a device, equipment and a medium for managing and evaluating the construction quality of a main network process, wherein the method specifically comprises the following steps: acquiring expected construction engineering information of a main power distribution network; creating a main power distribution network construction project management and control model based on the expected construction project information of the main power distribution network, and evaluating the overall quality of the main power distribution network construction project according to the main power distribution network construction project management and control model; dividing a construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluating the construction project quality of each sub-project area according to a principal component analysis method. The invention can evaluate and control the quality of the construction engineering of the main power distribution network more comprehensively, accurately and in real time.
Description
Technical Field
The invention relates to the technical field of power grids, in particular to a method, a device, equipment and a medium for managing and evaluating the construction quality of a main network process.
Background
As urban power demand increases, the construction and management of the main distribution network becomes increasingly complex. In the construction process, how to comprehensively evaluate and control the engineering quality of the main distribution network becomes an important task. The existing quality control method for the main power distribution network construction project has some problems: the existing quality control method lacks comprehensiveness, cannot comprehensively consider all aspects of the construction project of the main power distribution network, cannot effectively evaluate each layout area of the main power distribution network in depth, and therefore the quality of the whole project is not mastered accurately, and also lacks a real-time feedback mechanism, so that the quality problem can be ignored because the quality cannot be adjusted in time in the construction process.
Disclosure of Invention
The invention aims to provide a method, a device, equipment and a medium for managing and evaluating the construction quality of a main network process, which can evaluate and manage the quality of a main power distribution network construction project more comprehensively, accurately and in real time so as to solve at least one of the problems in the prior art.
In a first aspect, a method for controlling and evaluating construction quality of a main network process, the method specifically includes:
acquiring expected construction engineering information of a main power distribution network;
creating a main power distribution network construction project management and control model based on the expected construction project information of the main power distribution network, and evaluating the overall quality of the main power distribution network construction project according to the main power distribution network construction project management and control model;
dividing a construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluating the construction project quality of each sub-project area according to a principal component analysis method.
Further, the creating a management and control model of the construction engineering of the main power distribution network based on the expected construction engineering information of the main power distribution network specifically includes:
setting a plurality of main power distribution network expected construction project stages according to the main power distribution network expected construction project information, wherein the plurality of main power distribution network preset construction project stages comprise a planning stage, a design stage, a construction stage, an acceptance stage and a commissioning stage;
setting a plurality of states in the expected construction project stage of each main distribution network;
setting a plurality of transition events among a plurality of states;
setting a plurality of project events and weights corresponding to the project events in the transition events;
and establishing a main power distribution network construction engineering management and control model through a Petri network model based on the relation among the main power distribution network preset construction project stage, a plurality of states, a plurality of transition events and a plurality of project events.
Further, the method further comprises: in the management and control model of the construction project of the main distribution network, corresponding expected construction project time and expected construction project cost of the main distribution network are set for each expected construction project stage and each state of the main distribution network.
Further, the evaluating the overall quality of the construction project of the main power distribution network according to the management and control model of the construction project of the main power distribution network specifically comprises:
acquiring actual construction engineering information of a main power distribution network in real time, and comparing the construction engineering management and control model of the main power distribution network with the actual construction engineering information of the main power distribution network to acquire construction engineering deviation degree of the main power distribution network;
and determining the overall quality of the current main power distribution network construction project according to the deviation degree of the main power distribution network construction project.
Further, the obtaining the deviation degree of the construction engineering of the main power distribution network by comparing the construction engineering management and control model of the main power distribution network with the actual construction engineering information of the main power distribution network specifically includes:
acquiring current actual construction engineering time, current actual construction engineering cost and current actual construction project stage and actual state of the main distribution network from the actual construction engineering information of the main distribution network;
obtaining the deviation degree of the engineering quantity by comparing the expected construction project stage and the expected state of the current main power distribution network with the actual construction project stage and the actual state of the current main power distribution network;
obtaining the deviation degree of the engineering time by comparing the expected construction engineering time of the current main power distribution network with the actual construction engineering time of the current main power distribution network;
obtaining the deviation degree of the engineering cost by comparing the expected construction engineering cost of the current main power distribution network with the actual construction engineering cost of the current main power distribution network;
and determining the construction engineering deviation degree of the main power distribution network according to the engineering quantity deviation degree, the engineering time deviation degree and the engineering cost deviation degree.
Further, the estimating the construction quality of each sub-engineering area according to the principal component analysis method specifically includes:
acquiring a plurality of construction factors of each sub-engineering area, wherein the construction factors comprise constructor factors, construction equipment factors, construction paving factors, construction accident factors and construction management factors;
constructing a covariance matrix according to any two construction factors in all construction factors based on a covariance calculation formula;
decomposing the covariance matrix to obtain a plurality of eigenvalues and corresponding eigenvectors, and sequencing the eigenvalues from large to small;
the quality value of each construction factor is obtained by respectively weighting and summing the feature vectors corresponding to the first k feature values, and the quality value of each construction factor is added to obtain the quality value of each sub-engineering area;
and comparing the quality value of each sub-engineering area to obtain the quality ranking of the sub-engineering areas.
Further, the covariance calculation formula satisfiesWherein cov (X) i ,X j ) Representing the covariance between any two construction factors, X i And X j Representing any two construction factors in all construction factors, and n represents the number of the construction factors;
the covariance matrix satisfies
Wherein X is 1 ,X 2 ,...,X n Is a different construction factor.
In a second aspect, the present invention provides a device for controlling and evaluating the construction quality of a main network process, where the device specifically includes:
the information acquisition module is used for acquiring the expected construction engineering information of the main power distribution network;
the first evaluation module is used for creating a main power distribution network construction project management and control model based on the expected construction project information of the main power distribution network, and evaluating the overall quality of the main power distribution network construction project according to the main power distribution network construction project management and control model;
the second evaluation module is used for dividing the construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluating the construction project quality of each sub-project area according to a principal component analysis method.
In a third aspect, the present invention provides a computer device comprising: memory and processor and computer program stored on the memory, which when executed on the processor, implement a method of main network process construction quality control assessment as described in any of the above methods.
In a fourth aspect, the present invention provides a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method of quality control assessment for a main network process as described in any of the above methods.
Compared with the prior art, the invention has at least one of the following technical effects:
1. by establishing a management and control model of the construction engineering of the main power distribution network and combining actual construction engineering information, the quality of the whole construction engineering is comprehensively evaluated, instant feedback on actual conditions is provided, the quality condition of the construction engineering of the main power distribution network is comprehensively known, and timely adjustment and optimization are supported.
2. And the construction factors of each sub-engineering area are evaluated by adopting a principal component analysis method, and the quality value of each sub-engineering area is obtained through the decomposition of a covariance matrix and the calculation of a characteristic value, so that the local quality of the main power distribution network construction engineering can be evaluated on a finer granularity level.
3. The quality of each construction factor is comprehensively considered by adopting a principal component analysis method and adopting the calculation of a covariance matrix and a characteristic value, and the quality of each sub-engineering area is evaluated in an objective and quantized mode.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is 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 a method for controlling and evaluating the construction quality of a main network process according to an embodiment of the present invention;
fig. 2 is a schematic architecture diagram of a management and control model for construction engineering of a main power distribution network according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a device for controlling and evaluating a process construction quality of a main network according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a computer device according to an embodiment of the present invention.
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. It will be apparent, however, 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 should also be understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
As used in this specification and the appended claims, the term "if" may be interpreted as "when..once" or "in response to a determination" or "in response to detection" depending on the context. Similarly, the phrase "if a determination" or "if a [ described condition or event ] is detected" may be interpreted in the context of meaning "upon determination" or "in response to determination" or "upon detection of a [ described condition or event ]" or "in response to detection of a [ described condition or event ]".
In addition, in the description of the present application and the appended claims, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.
Referring to fig. 1, an embodiment of the present invention provides a method for controlling and evaluating a construction quality of a main network process, where the method specifically includes:
s101, acquiring expected construction engineering information of the main power distribution network.
S102, creating a main power distribution network construction project management and control model based on the expected construction project information of the main power distribution network, and evaluating the overall quality of the main power distribution network construction project according to the main power distribution network construction project management and control model.
And S103, dividing the construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluating the construction project quality of each sub-project area according to a principal component analysis method.
In this embodiment, engineering information including time nodes, cost budget, planning, and the like, of the planning, design, construction, acceptance, commissioning, and the like of the main power distribution network is collected. On the whole, a Petri network model is utilized to create a main power distribution network construction engineering management and control model, planning, designing, constructing, checking and accepting and commissioning are used as stages, corresponding states are established, transition between transition event representation stages is set, project events and weights are distributed for each transition event, and the model is built, so that the overall quality assessment is more systematic and organized. In the local aspect, the construction engineering area of the main power distribution network is divided into a plurality of sub-engineering areas, for example, the sub-engineering areas are divided according to geographic positions or functions, construction factors of each sub-engineering area, such as personnel, equipment, paving, accidents, management and the like, are obtained, principal component analysis is carried out by using covariance matrixes, eigenvalues and eigenvectors, and quality evaluation results are obtained by dimension reduction, so that the sub-engineering areas of the main power distribution network can be evaluated more comprehensively and objectively, quality problems can be found and solved early, and the overall quality of the engineering is improved.
In the step S102, the creating a main distribution network construction engineering management and control model based on the expected construction engineering information of the main distribution network specifically includes:
setting a plurality of main power distribution network expected construction project stages according to the main power distribution network expected construction project information, wherein the plurality of main power distribution network preset construction project stages comprise a planning stage, a design stage, a construction stage, an acceptance stage and a commissioning stage;
setting a plurality of states in the expected construction project stage of each main distribution network;
setting a plurality of transition events among a plurality of states;
setting a plurality of project events and weights corresponding to the project events in the transition events;
and establishing a main power distribution network construction engineering management and control model through a Petri network model based on the relation among the main power distribution network preset construction project stage, a plurality of states, a plurality of transition events and a plurality of project events.
In this embodiment, as shown in fig. 2, each main power distribution network construction project stage includes states P1 to PN, transition events T1, T2, T3, and T4 are connected after the state P1, each transition event is led to a different state, and finally converged to the transition event T4, and then transited from TN to the last state PN of the stage, and each transition state includes a project event A, A, A3, A4,.
Further, the method further comprises: in the management and control model of the construction project of the main distribution network, corresponding expected construction project time and expected construction project cost of the main distribution network are set for each expected construction project stage and each state of the main distribution network.
In the embodiment, by setting engineering time and cost, comprehensive management and control of the whole main power distribution network construction project are realized, engineering time of each project stage can be evaluated in real time, project planning is ensured, and meanwhile, cost influence balance of each project event is realized through weight setting of the Petri network model, so that cost control is facilitated.
Further, the evaluating the overall quality of the construction project of the main power distribution network according to the management and control model of the construction project of the main power distribution network specifically comprises:
acquiring actual construction engineering information of a main power distribution network in real time, and comparing the construction engineering management and control model of the main power distribution network with the actual construction engineering information of the main power distribution network to acquire construction engineering deviation degree of the main power distribution network;
and determining the overall quality of the current main power distribution network construction project according to the deviation degree of the main power distribution network construction project.
Specifically, the obtaining the deviation degree of the construction engineering of the main power distribution network by comparing the construction engineering management and control model of the main power distribution network with the actual construction engineering information of the main power distribution network specifically includes:
acquiring current actual construction engineering time, current actual construction engineering cost and current actual construction project stage and actual state of the main distribution network from the actual construction engineering information of the main distribution network;
obtaining the deviation degree of the engineering quantity by comparing the expected construction project stage and the expected state of the current main power distribution network with the actual construction project stage and the actual state of the current main power distribution network;
obtaining the deviation degree of the engineering time by comparing the expected construction engineering time of the current main power distribution network with the actual construction engineering time of the current main power distribution network;
obtaining the deviation degree of the engineering cost by comparing the expected construction engineering cost of the current main power distribution network with the actual construction engineering cost of the current main power distribution network;
and determining the construction engineering deviation degree of the main power distribution network according to the engineering quantity deviation degree, the engineering time deviation degree and the engineering cost deviation degree.
In the embodiment, the actual construction engineering information of the current main power distribution network is obtained through channels such as actual monitoring equipment and a project management system, the actual construction engineering information comprises actual engineering time, actual cost, current project stage and state, the actual construction engineering time, cost, project stage and state of the current main power distribution network are obtained from the actual information, then the engineering quantity deviation degree, the engineering time deviation degree and the engineering cost deviation degree are obtained based on an established main power distribution network construction engineering management and control model and compared with the expected situation in the current actual situation and the management and control model, the obtained engineering quantity deviation degree, engineering time deviation degree and engineering cost deviation degree are comprehensively considered, and the construction engineering deviation degree of the main power distribution network is determined through weight distribution or comprehensive calculation, so that the overall quality of the main power distribution network construction engineering is more comprehensively estimated, and a decision maker is helped to adjust project plan and optimize resource distribution so as to improve the overall engineering quality.
In the step S103, the estimating the construction quality of each sub-engineering area according to the principal component analysis method specifically includes:
acquiring a plurality of construction factors of each sub-engineering area, wherein the construction factors comprise constructor factors, construction equipment factors, construction paving factors, construction accident factors and construction management factors;
constructing a covariance matrix according to any two construction factors in all construction factors based on a covariance calculation formula;
decomposing the covariance matrix to obtain a plurality of eigenvalues and corresponding eigenvectors, and sequencing the eigenvalues from large to small;
the quality value of each construction factor is obtained by respectively weighting and summing the feature vectors corresponding to the first k feature values, and the quality value of each construction factor is added to obtain the quality value of each sub-engineering area;
and comparing the quality value of each sub-engineering area to obtain the quality ranking of the sub-engineering areas.
Specifically, the covariance calculation formula satisfiesWherein cov (X) i ,X j ) Representing the covariance between any two construction factors, X i And X j Representing any two construction factors in all construction factors, and n represents the number of the construction factors;
the covariance matrix satisfies
Wherein X is 1 ,X 2 ,...,X n Is a different construction factor.
In this embodiment, each sub-engineering area is investigated and analyzed, a plurality of construction factors related to the quality of the construction engineering, such as the level of constructors, the condition of equipment, the paving quality, the accident occurrence rate, the management level, etc., are acquired, and based on the acquired construction factor data, the covariance between any two construction factors is calculated by using a covariance calculation formula, so as to construct a covariance matrix. Then, the covariance matrix constructed is subjected to eigenvalue decomposition to obtain a plurality of eigenvalues and corresponding eigenvectors, the eigenvalues are ordered from large to small, the eigenvectors corresponding to the first k eigenvalues are selected, each construction factor is weighted with the eigenvectors to obtain the quality value of each construction factor, the quality values of each construction factor are added to obtain the comprehensive quality value of each sub-engineering area, the comprehensive quality values of each sub-engineering area are compared to obtain the quality ranking of the sub-engineering area, the overall engineering quality can be managed in a targeted manner, decision support for different sub-engineering areas is provided for project managers, and the project manager is helped to adjust resources and optimize management strategies. Meanwhile, the construction quality of each sub-engineering area is comprehensively evaluated through comprehensive consideration of construction factors, and the construction quality is not just a single factor.
Referring to fig. 3, an embodiment of the present invention provides a device 3 for controlling and evaluating a quality of a process construction of a main network, where the device 3 specifically includes:
the information acquisition module 301 is configured to acquire information of expected construction projects of the main power distribution network;
the first evaluation module 302 is configured to create a main power distribution network construction engineering management and control model based on the expected construction engineering information of the main power distribution network, and evaluate the overall quality of the main power distribution network construction engineering according to the main power distribution network construction engineering management and control model;
the second evaluation module 303 is configured to divide the construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluate the construction project quality of each sub-project area according to a principal component analysis method.
It can be understood that the content in the embodiment of the method for controlling and evaluating the construction quality of the main network process shown in fig. 1 is suitable for the embodiment of the device for controlling and evaluating the construction quality of the main network process, the functions of the embodiment of the device for controlling and evaluating the construction quality of the main network process are the same as those of the embodiment of the method for controlling and evaluating the construction quality of the main network process shown in fig. 1, and the beneficial effects achieved by the embodiment of the method for controlling and evaluating the construction quality of the main network process shown in fig. 1 are the same as those achieved by the embodiment of the method for controlling and evaluating the construction quality of the main network process shown in fig. 1.
It should be noted that, because the content of information interaction and execution process between the above systems is based on the same concept as the method embodiment of the present invention, specific functions and technical effects thereof may be referred to in the method embodiment section, and will not be described 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 system 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.
Referring to fig. 4, an embodiment of the present invention further provides a computer device 4, including: memory 402, and processor 401 and computer program 403 stored on memory 402, which computer program 403, when executed on processor 401, implements a method for building a quality control assessment of a main network process according to any of the above methods.
The computer device 4 may be a desktop computer, a notebook computer, a palm computer, a cloud server, or the like. The computer device 4 may include, but is not limited to, a processor 401, a memory 402. It will be appreciated by those skilled in the art that fig. 4 is merely an example of computer device 4 and is not intended to limit computer device 4, and may include more or fewer components than shown, or may combine certain components, or may include different components, such as input-output devices, network access devices, etc.
The processor 401 may be a central processing unit (Central Processing Unit, CPU), but the processor 401 may also be other general purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), off-the-shelf programmable gate arrays (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or the like. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
The memory 402 may in some embodiments be an internal storage unit of the computer device 4, such as a hard disk or a memory of the computer device 4. The memory 402 may also be an external storage device of the computer device 4 in other embodiments, such as a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash Card (Flash Card) or the like, which are provided on the computer device 4. Further, the memory 402 may also include both internal storage units and external storage devices of the computer device 4. The memory 402 is used to store an operating system, application programs, boot loader (BootLoader), data, and other programs, such as program code for the computer program. The memory 402 may also be used to temporarily store data that has been output or is to be output.
The embodiment of the invention also provides a computer readable storage medium, wherein a computer program is stored on the computer readable storage medium, and when the computer program is run by a processor, the method for evaluating the construction quality control of the main network process is realized.
In this embodiment, the integrated units, if implemented in the form of software functional units and sold or used as stand-alone products, may be stored in a computer readable storage medium. Based on such understanding, the present application implements all or part of the flow of the method of the above embodiments, and may be implemented by a computer program to instruct related hardware, where the computer program may be stored in a computer readable storage medium, where the computer program, when executed by a processor, may implement the steps of each of the method embodiments described above. Wherein the computer program comprises computer program code which may be in source code form, object code form, executable file or some intermediate form etc. The computer readable medium may include at least: any entity or device capable of carrying computer program code to a photographing device/terminal apparatus, recording medium, computer Memory, read-Only Memory (ROM), random access Memory (RAM, random Access Memory), electrical carrier signals, telecommunications signals, and software distribution media. Such as a U-disk, removable hard disk, magnetic or optical disk, etc. In some jurisdictions, computer readable media may not be electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
In the foregoing embodiments, the descriptions of the embodiments are emphasized, and in part, not described or illustrated in any particular embodiment, reference is made to the related descriptions of other embodiments.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps 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 disclosed 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/terminal device embodiments described above are merely illustrative, e.g., the division of the modules or units is merely a logical function division, and there may be additional divisions in actual implementation, e.g., multiple units or components may be combined or integrated into another system, or some features may be omitted or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection via interfaces, devices or units, which may be in electrical, mechanical or other forms.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
Claims (10)
1. The method for managing and evaluating the construction quality of the main network process is characterized by comprising the following steps of:
acquiring expected construction engineering information of a main power distribution network;
creating a main power distribution network construction project management and control model based on the expected construction project information of the main power distribution network, and evaluating the overall quality of the main power distribution network construction project according to the main power distribution network construction project management and control model;
dividing a construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluating the construction project quality of each sub-project area according to a principal component analysis method.
2. The method according to claim 1, wherein the creating a main distribution network construction engineering management and control model based on the main distribution network expected construction engineering information specifically comprises:
setting a plurality of main power distribution network expected construction project stages according to the main power distribution network expected construction project information, wherein the plurality of main power distribution network preset construction project stages comprise a planning stage, a design stage, a construction stage, an acceptance stage and a commissioning stage;
setting a plurality of states in the expected construction project stage of each main distribution network;
setting a plurality of transition events among a plurality of states;
setting a plurality of project events and weights corresponding to the project events in the transition events;
and establishing a main power distribution network construction engineering management and control model through a Petri network model based on the relation among the main power distribution network preset construction project stage, a plurality of states, a plurality of transition events and a plurality of project events.
3. The method according to claim 2, wherein the method further comprises: in the management and control model of the construction project of the main distribution network, corresponding expected construction project time and expected construction project cost of the main distribution network are set for each expected construction project stage and each state of the main distribution network.
4. A method according to claim 3, wherein the evaluating the overall quality of the main distribution network construction project according to the main distribution network construction project management and control model specifically comprises:
acquiring actual construction engineering information of a main power distribution network in real time, and comparing the construction engineering management and control model of the main power distribution network with the actual construction engineering information of the main power distribution network to acquire construction engineering deviation degree of the main power distribution network;
and determining the overall quality of the current main power distribution network construction project according to the deviation degree of the main power distribution network construction project.
5. The method according to claim 4, wherein the obtaining the deviation degree of the construction project of the main distribution network by comparing the management and control model of the construction project of the main distribution network with the actual construction project information of the main distribution network specifically comprises:
acquiring current actual construction engineering time, current actual construction engineering cost and current actual construction project stage and actual state of the main distribution network from the actual construction engineering information of the main distribution network;
obtaining the deviation degree of the engineering quantity by comparing the expected construction project stage and the expected state of the current main power distribution network with the actual construction project stage and the actual state of the current main power distribution network;
obtaining the deviation degree of the engineering time by comparing the expected construction engineering time of the current main power distribution network with the actual construction engineering time of the current main power distribution network;
obtaining the deviation degree of the engineering cost by comparing the expected construction engineering cost of the current main power distribution network with the actual construction engineering cost of the current main power distribution network;
and determining the construction engineering deviation degree of the main power distribution network according to the engineering quantity deviation degree, the engineering time deviation degree and the engineering cost deviation degree.
6. The method according to claim 1, wherein the estimating the construction quality of each sub-engineering area according to the principal component analysis method specifically comprises:
acquiring a plurality of construction factors of each sub-engineering area, wherein the construction factors comprise constructor factors, construction equipment factors, construction paving factors, construction accident factors and construction management factors;
constructing a covariance matrix according to any two construction factors in all construction factors based on a covariance calculation formula;
decomposing the covariance matrix to obtain a plurality of eigenvalues and corresponding eigenvectors, and sequencing the eigenvalues from large to small;
the quality value of each construction factor is obtained by respectively weighting and summing the feature vectors corresponding to the first k feature values, and the quality value of each construction factor is added to obtain the quality value of each sub-engineering area;
and comparing the quality value of each sub-engineering area to obtain the quality ranking of the sub-engineering areas.
7. The method of claim 6, wherein the covariance calculation formula satisfiesWherein cov (X) i ,X j ) Representing the covariance between any two construction factors, X i And X j Representing any two construction factors in all construction factors, and n represents the number of the construction factors;
the covariance matrix satisfies
Wherein X is 1 ,X 2 ,...,X n Is a different construction factor.
8. The utility model provides a main network process construction quality control evaluation device which characterized in that, the device specifically includes:
the information acquisition module is used for acquiring the expected construction engineering information of the main power distribution network;
the first evaluation module is used for creating a main power distribution network construction project management and control model based on the expected construction project information of the main power distribution network, and evaluating the overall quality of the main power distribution network construction project according to the main power distribution network construction project management and control model;
the second evaluation module is used for dividing the construction project area of the main power distribution network into a plurality of sub-project areas based on the expected construction project information of the main power distribution network, and evaluating the construction project quality of each sub-project area according to a principal component analysis method.
9. A computer device, comprising: memory and processor and computer program stored on the memory, which when executed on the processor, implements the main network process construction quality control assessment method according to any one of claims 1 to 7.
10. A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, implements the main network process construction quality control assessment method according to any one of claims 1 to 7.
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| CN202311748715.0A CN117726225A (en) | 2023-12-19 | 2023-12-19 | Main network process construction quality control evaluation method, device, equipment and medium |
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