CN113806684A - Material management method and system for power grid major repair technical improvement project - Google Patents
Material management method and system for power grid major repair technical improvement project Download PDFInfo
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Abstract
The invention belongs to the technical field of material management, and provides a material management method and a material management system for a power grid major repair technical improvement project. The method comprises the following steps: receiving the required quantity of different material types, and setting different limit register thresholds based on the average supply periods of different materials; considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
Description
Technical Field
The invention belongs to the technical field of material management, and particularly relates to a material management method and system for a power grid major repair technical improvement project.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The material management refers to planning, organizing and controlling the actions of purchasing, using and the like of materials required by an enterprise in the production process of the enterprise, and is a most basic and indispensable management activity in the enterprise. At present, the technical improvement project material reporting of the power grid major repair is carried out after the project sends funds, and the following defects exist: the project demands the full batch, which can not report the delay time of the material; after the goods and materials are delivered, the goods and materials are not qualified in a sampling inspection and need to be supplied again by a supplier or remit with a contract and are matched with a manufacturer again; the uncertainty of some emergency situations causes that some regional suppliers are difficult to repeat work and production in time, and the order is delivered on time. The major repair project cycle does not exceed one year, and the technical improvement project cycle does not exceed two years, so the short-time high-quality delivery of engineering materials has important significance for ensuring the smooth completion of the engineering.
The purpose of the power grid major repair technical improvement project material management is to effectively manage materials, adopt a deposit mode, statistically analyze a material reporting plan of a next annual major repair technical improvement project according to information of a stock bank, finish key material reporting work before the project of the same year is issued, reserve sufficient time for production, transportation and material quality inspection of suppliers, and avoid the phenomenon that the major repair technical improvement project cannot be completed successfully due to material shortage. The deposit supply mode can shorten the material supply period, ensure that the major repair engineering project is completed smoothly within the specified time, accelerate the construction of a strong power grid and further improve the power supply reliability.
Disclosure of Invention
In order to solve the technical problems in the background art, the invention provides a power grid major repair engineering material management method and a power grid major repair engineering material management system, which can solve the technical problems that the existing major repair engineering material arrival period is slow and the completion of engineering is influenced.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a method for managing materials of a power grid major repair technical improvement project.
A power grid major repair technical improvement project material management method comprises the following steps:
receiving the required quantity of different material types, and setting different limit register thresholds based on the average supply periods of different materials;
considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
Further, the method comprises the following steps: carrying out quality detection on the goods and materials which arrive from the recommended supplier, and if the goods and materials are qualified, handling the goods and materials for warehousing; otherwise, returning the supplier to replace the supplier in time or releasing the supplier and re-matching the new supplier.
Further, the integrated scores of the different suppliers are:
wherein, f (ax) represents the weight ratio of a certain supplier price in all supplier prices, f (bx) represents the weight ratio of a certain supplier supply period in all supplier supply periods, f (cx) represents whether the supplier belongs to a bad supplier, if f (cx) is 0, the supplier belongs to a bad supplier, otherwise f (cx) is 1.
The invention provides a material management system for a power grid major repair technical improvement project.
A power grid major repair technical improvement engineering material management system comprises: the system comprises a database module and a material supply module, wherein the database module is used for pre-storing the related information of the project to be issued in the next year;
the material supply module is used for receiving the required quantity of different material types and setting different limit register thresholds based on the average material supply periods of different materials; considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
Further, the material supply module includes: the screening material module is used for screening the order quantity, the supplier and the supply time corresponding to different materials according to the material types stored in the database module; the system is used for calculating the average supply period corresponding to different materials according to the supply time; and the method is used for setting different credit register thresholds according to the average supply periods corresponding to different materials.
Further, the material supply module includes: the matching supplier module is used for obtaining the comprehensive scores of different suppliers and selecting the suppliers with a set proportion by considering the factors of price, supply period and whether the supply is a bad supplier; selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the minimum different limit register thresholds as the target; the comprehensive scores of the different suppliers are:
wherein, f (ax) represents the weight ratio of a certain supplier price in all supplier prices, f (bx) represents the weight ratio of a certain supplier supply period in all supplier supply periods, f (cx) represents whether the supplier belongs to a bad supplier, if f (cx) is 0, the supplier belongs to a bad supplier, otherwise f (cx) is 1.
Further, the material supply module includes: the quality inspection warehousing module is used for performing quality inspection on the goods and materials which arrive from the recommended supplier, and handling warehousing if the goods and materials are qualified; otherwise, returning the supplier to replace the supplier in time or releasing the supplier and re-matching the new supplier.
Further, the material supply module includes: the goods and materials sharing module, the goods and materials sharing module includes:
the deposited material updating module is used for updating the types and the quantity of all the materials with qualified quality to the terminal equipment of the project implementation unit in real time;
the material application reservation module is used for reserving materials by taking the minimum of different limit deposit thresholds as a target;
the demand judging module is used for judging the material types and the demand quantity of the material demand side, and if the demand quantity information is larger than the existing quantity of the current material sharing, warning information is generated and pushed to the material supply module; otherwise, pushing the required quantity to material warehouse keeper terminal equipment according to the required quantity of the material demand side;
the system comprises a demand processing module, a data warehouse keeper terminal device and a data processing module, wherein the demand processing module is used for acquiring examination and approval opinions sent by the material warehouse keeper terminal device, and the examination and approval opinions comprise agreement and disagreement; if the approval opinions are consenting, the project name, the material codes and the required quantity information are pushed to a deposited material real-time updating module, the material information and the quantity applied by the module are frozen, and the available inventory is updated in real time; if the material demand side does not receive the materials in the reserved material receiving time, releasing the quantity of the applied materials and suspending the material receiving application of the material demand side;
and the material delivery module is used for pushing the information approved by examination to the equipment terminal of the project implementation unit, setting specific delivery time and pushing the delivery material information to the equipment terminal of the supplier.
A third aspect of the invention provides a computer-readable storage medium.
A computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the steps in the grid major repair engineering material management method according to the first aspect.
A fourth aspect of the invention provides a computer apparatus.
A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor executes the program to implement the steps of the method for managing engineering materials for power grid major repair according to the first aspect.
Compared with the prior art, the invention has the beneficial effects that:
the deposit mode provided by the invention can ensure that the major repair engineering project is always kept in a state without shortage of materials, shorten the material supply period, ensure that the major repair engineering project is completed smoothly within a specified time, accelerate the construction of a strong power grid and further improve the power supply reliability.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a flow chart of the engineering material management method for power grid overhaul technical improvement of the invention;
fig. 2 is a frame diagram of the engineering material management system for power grid overhaul improvement.
Detailed Description
The invention is further described with reference to the following figures and examples.
It is to be understood that the following detailed description is exemplary and is intended to provide further explanation of the invention as claimed. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It is noted that the flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of methods and systems according to various embodiments of the present disclosure. It should be noted that each block in the flowchart or block diagrams may represent a module, a segment, or a portion of code, which may comprise one or more executable instructions for implementing the logical function specified in the respective embodiment. It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the flowchart illustrations and/or block diagrams, and combinations of blocks in the flowchart illustrations and/or block diagrams, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
Example one
As shown in fig. 1, the embodiment provides a method for managing materials of a power grid major repair engineering, and the embodiment is exemplified by applying the method to a server, and it can be understood that the method can also be applied to a terminal, and can also be applied to a system including the terminal and the server, and is implemented by interaction between the terminal and the server. The server may be an independent physical server, a server cluster or a distributed system formed by a plurality of physical servers, or a cloud server providing basic cloud computing services such as a cloud service, a cloud database, cloud computing, a cloud function, cloud storage, a network server, cloud communication, middleware service, a domain name service, a security service CDN, a big data and artificial intelligence platform, and the like. The terminal may be, but is not limited to, a smart phone, a tablet computer, a laptop computer, a desktop computer, a smart speaker, a smart watch, and the like. The terminal and the server may be directly or indirectly connected through wired or wireless communication, and the application is not limited herein. In this embodiment, the method includes the steps of:
receiving the required quantity of different material types, and setting different limit register thresholds based on the average supply periods of different materials;
specifically, the method comprises the following steps:
(1) according to the material types summarized in the database module, by combining with an ERP system, deriving details of the use orders of the corresponding materials in the previous three years, wherein the details comprise the order quantity, the supply manufacturer and the supply time;
(2) calculating the supply period of each material according to a single average supply period method, taking 3 x 400 power cable as an example, generating n orders in 2018 and 2021 years, and counting the supply time of each order, which is T1 and T2
Therefore, the single supply period of each material can be calculated;
(3) according to an expert inquiry algorithm, setting different credit limit register threshold values aiming at the average supply period T of different materials in the step (2): when T is more than or equal to 45, the deposit amount is 30% of the total amount of the materials needed in the next year; when T is more than or equal to 30 and less than 45, the deposit amount is 20 percent of the total amount of the materials needed in the next year; when T is more than or equal to 15 and less than 30, the deposit amount is 10 percent of the total amount of the materials needed in the next year; when T <15, the material does not set a deposited amount.
Considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
Specifically, the method comprises the following steps:
(1) a multidimensional analysis influence factor, which is used for carrying out expert inquiry from three dimensions (respectively represented by A, B, C) such as price, supply period, whether the material is a poor supplier and the like and endowing dimension index weights of 0.3, 0.4 and 0.3 respectively aiming at the supplier to be referred to in the current protocol inventory or electronic commercialization;
(2) respectively carrying out dimensionless processing on A, B, C three-dimensional indexes, wherein the price and the supply period belong to forward indexes, and whether the indexes are bad suppliers is only required to judge whether bad records exist or not;
(3) calculating the function value of the index A, if the supplier which can select a certain material has x suppliers, the corresponding price interval is [ Amax-Amin]Then, then
(4) Calculating the function value of the index B, if the supplier which can be selected for a certain material has x suppliers, the corresponding supply period is [ Bmax-Bmin [)]Then, then
(5) Calculating an index C function value, and if the manufacturer records bad suppliers within three years for x suppliers of the same material, f (Cx) is 0, otherwise f (Cx) is 1;
(6) the composite score Zx for each manufacturer is calculated,
(7) and (3) selecting the manufacturers with the comprehensive score of the top 30%, comparing the supply periods, preferentially matching, signing on-line contracts, supervising the provider to perform supply on time, inquiring whether the provider can deliver the goods on time one month before the contract date of the order, and if the provider cannot timely release the goods or adopt an alternative scheme.
Example two
The embodiment provides a power grid overhaul technical improvement engineering material management system, which comprises: the system comprises a database module and a material supply module, wherein the database module is used for pre-storing the related information of the project to be issued in the next year;
the material supply module is used for receiving the required quantity of different material types and setting different limit register thresholds based on the average material supply periods of different materials; considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
The following describes in detail the material management system of the power grid overhaul technical improvement project according to the embodiment, as shown in fig. 2:
including project implementation unit terminal equipment, material warehouse keeper terminal equipment, supplier's equipment terminal, backstage supporter terminal and server, the server includes database module, material supply module, wherein:
a database module: the system is used for pre-storing the related information of the project to be issued in the next year; the method comprises the following steps:
(1) according to expert review opinions, earlier-stage exploratory preliminary setting, field reconnaissance schemes and the like of reserve projects, project implementation units report first feeding information required by each project, including material codes and required quantity;
(2) and the database module administrator account number classifies and summarizes all materials of the implementation units in the background.
The material supply module is based on the macroscopic angle of material deposit and comprises a material screening module, a matching supplier module, a quality inspection warehousing module and a material sharing module.
The screening of the materials comprises (1) deriving the details of the use orders of the materials corresponding to the previous three years according to the material types summarized in the database module by combining an ERP system, and specifically comprises the order quantity, a supplier,Supply time; (2) calculating the supply period of each material according to a single average supply period method, taking 3 x 400 power cable as an example, generating n orders in 2018 and 2021 years, and counting the supply time of each order, which is T1 and T2
Therefore, the single supply period of each material can be calculated; (3) according to an expert inquiry algorithm, setting different credit limit register threshold values aiming at the average supply period T of different materials in the step (2): when T is more than or equal to 45, the deposit amount is 30% of the total amount of the materials needed in the next year; when T is more than or equal to 30<When 45 hours, the deposit amount is 20 percent of the total amount of the materials needed in the next year; when T is more than or equal to 15<When 30 hours, the deposit amount is 10 percent of the total amount of the materials needed in the next year; when T is<15, the material is not set with a deposit limit.
The matching provider comprises (1) a multidimensional analysis influence factor, and for a provider to be referred to for the material in the current protocol inventory or e-commercialization, experts are inquired from three dimensions (represented by A, B, C respectively) such as price, supply period, whether the material is a bad provider and the like, and dimension index weights are given, wherein the dimensions are 0.3, 0.4 and 0.3 respectively; (2) respectively carrying out dimensionless processing on A, B, C three-dimensional indexes, wherein the price and the supply period belong to forward indexes, and whether the indexes are bad suppliers is only required to judge whether bad records exist or not; (3) calculating the function value of the index A, if the supplier which can select a certain material has x suppliers, the corresponding price interval is [ Amax-Amin]Then, then
(4) Calculating the function value of the index B, if the supplier which can be selected for a certain material has x suppliers, the corresponding supply period is [ Bmax-Bmin [)]Then, then
(5) Calculating an index C function value, and if the manufacturer records bad suppliers within three years for x suppliers of the same material, f (Cx) is 0, otherwise f (Cx) is 1; (6) calculate the composite for each vendorThe score Zx is given to the user,
(7) and (3) selecting the manufacturers with the comprehensive score of the top 30%, comparing the supply periods, preferentially matching, signing on-line contracts, supervising the provider to perform supply on time, inquiring whether the provider can deliver the goods on time one month before the contract date of the order, and if the provider cannot timely release the goods or adopt an alternative scheme.
The quality inspection warehousing module is used for performing quality inspection on the goods and materials, and handling and warehousing the goods and materials if the goods and materials are qualified; otherwise, returning the supplier to exchange goods or release to match again in time; if the manufacturer has two unqualified quality tests or can not perform on time for more than two times due to the manufacturer, marking the manufacturer as a bad supplier, and f (Cx) is 0 in the next supplier matching link.
The material sharing comprises (1) a deposited material updating module, wherein the deposited material updating module updates the types and the quantities of all materials with qualified quality in real time to terminal equipment of a project implementation unit to ensure that the project implementation unit is visible; (2) and (2) a material application reservation module, wherein a project implementation unit clicks a reservation button according to the material inventory deposited in the step (1), and inputs the quantity of reserved materials and the time for getting the reserved materials, and when the project implementation unit needs to make a material application reservation, a work order construction plan needs to be uploaded, so that the behavior of deliberately storing materials for occupying the materials is avoided. Stipulating that for materials with a supply period T being more than or equal to 45 days, on-line reservation needs to be carried out in advance for 45 days; when T is more than or equal to 30 and less than 45, the online reservation is carried out 30 days in advance; when T is more than or equal to 15 and less than 30, an online appointment needs to be carried out in advance for 15 days; (3) the demand judging module is used for judging the material codes and the demand quantity of project implementation units, and if the demand quantity information is larger than the existing quantity of the current material sharing, warning information is generated and pushed to the material supplying module; otherwise, pushing the required quantity to material warehouse keeper terminal equipment according to the required quantity of the project implementation unit; (4) the system comprises a demand processing module, a data warehouse keeper terminal device and a data processing module, wherein the demand processing module is used for acquiring examination and approval opinions sent by the material warehouse keeper terminal device, and the examination and approval opinions comprise agreement and disagreement; if the approval opinions are consenting, the project name, the material codes and the required quantity information are pushed to the step (1), the material information and the quantity applied by the project are frozen, and the available inventory is updated in real time; if the unit applying for receiving materials does not receive materials in the reserved material receiving time, releasing the quantity of the applied materials, and pausing the unit for receiving materials for one week; (5) and the material delivery module is used for pushing the information approved by examination to the equipment terminal of the project implementation unit, setting specific delivery time and pushing the delivery material information to the equipment terminal of the supplier.
The working principle and the advantages of the material sharing module are as follows:
in this embodiment, the database stores the planned implementation project name, the material code, and the required quantity of the next year; in the project implementation process, a project implementation unit needs to apply for material receiving; the demand judgment module compares and analyzes the key information of the application of the materials and the materials in the database, and gives an alarm when the projects are inconsistent or the demand quantity is greater than the plan quantity, so that the problems of inconsistent implementation schemes, exceeding project budgets and the like are avoided; in addition, when the quantity of stock materials in the material sharing of the material supply module is lower than a set threshold value, the supplier can automatically match and supplement the materials according to actual conditions, so that the problem that key materials cannot be supplied in time is avoided, the project is ensured to be completed on time, and material overstocking is avoided.
When the quantity of stock materials in the material sharing of the material supply module is lower than a set threshold, (1) if the annual requirement total N, the current brought stock M, the deposited stock P is more than or equal to 0.3 x N, the materials are automatically supplemented according to the step (3) of the material screening module and the supplier matching module, so that the problem that the materials cannot be supplied in time due to factors such as plan full amount, quality inspection unqualified and the like is avoided, and the project is completed on time; (2) if the total annual demand N-the current lead-out M-register stock P <0.3 x N, the amount of material to be replenished is: the total annual demand N, which is currently brought out of the warehouse before, M, and the inventory P is deposited.
When a project implementation unit needs to apply for material receiving, a work order construction plan is uploaded, so that the phenomenon that materials are intentionally stored for occupying materials is avoided, and meanwhile, background terminal personnel can conveniently master the project construction progress in time.
After the project implementation unit material application approval passes, the material delivery supplier can pay for the application once the material is delivered from the delivery supplier, and the project cost progress is prevented from failing to reach the standard.
EXAMPLE III
The present embodiment provides a computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the steps in the method for managing materials of a power grid overhaul technical improvement project as described in the first embodiment.
Example four
The embodiment provides a computer device, which includes a memory, a processor and a computer program stored in the memory and executable on the processor, wherein the processor executes the computer program to implement the steps in the method for managing materials of the power grid major repair engineering according to the embodiment.
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 a hardware embodiment, a 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, 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.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by 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 power grid major repair technical improvement project material management method is characterized by comprising the following steps:
receiving the required quantity of different material types, and setting different limit register thresholds based on the average supply periods of different materials;
considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
2. The power grid overhaul technical improvement project material management method according to claim 1, which comprises the following steps: carrying out quality detection on the goods and materials which arrive from the recommended supplier, and if the goods and materials are qualified, handling the goods and materials for warehousing; otherwise, returning the supplier to replace the supplier in time or releasing the supplier and re-matching the new supplier.
3. The method for managing materials in power grid overhaul technical improvement project according to claim 1, wherein the comprehensive scores of the different suppliers are as follows:
wherein, f (ax) represents the weight ratio of a certain supplier price in all supplier prices, f (bx) represents the weight ratio of a certain supplier supply period in all supplier supply periods, f (cx) represents whether the supplier belongs to a bad supplier, if f (cx) is 0, the supplier belongs to a bad supplier, otherwise f (cx) is 1.
4. A power grid major repair technical improvement engineering material management system is characterized by comprising: the system comprises a database module and a material supply module, wherein the database module is used for pre-storing the related information of the project to be issued in the next year;
the material supply module is used for receiving the required quantity of different material types and setting different limit register thresholds based on the average material supply periods of different materials; considering the price, the supply period and whether the factors are bad suppliers, obtaining the comprehensive scores of different suppliers, and selecting the suppliers with a set proportion; and selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the different minimum limit register thresholds as the target.
5. The power grid major repair engineering material management system according to claim 4, wherein the material supply module comprises: the screening material module is used for screening the order quantity, the supplier and the supply time corresponding to different materials according to the material types stored in the database module; the system is used for calculating the average supply period corresponding to different materials according to the supply time; and the method is used for setting different credit register thresholds according to the average supply periods corresponding to different materials.
6. The power grid major repair engineering material management system according to claim 4, wherein the material supply module comprises: the matching supplier module is used for obtaining the comprehensive scores of different suppliers and selecting the suppliers with a set proportion by considering the factors of price, supply period and whether the supply is a bad supplier; selecting the supplier with the shortest supply period from the suppliers with set proportion to recommend the supplier to the material demand side with the minimum different limit register thresholds as the target; the comprehensive scores of the different suppliers are:
wherein, f (ax) represents the weight ratio of a certain supplier price in all supplier prices, f (bx) represents the weight ratio of a certain supplier supply period in all supplier supply periods, f (cx) represents whether the supplier belongs to a bad supplier, if f (cx) is 0, the supplier belongs to a bad supplier, otherwise f (cx) is 1.
7. The power grid major repair engineering material management system according to claim 4, wherein the material supply module comprises: the quality inspection warehousing module is used for performing quality inspection on the goods and materials which arrive from the recommended supplier, and handling warehousing if the goods and materials are qualified; otherwise, returning the supplier to replace the supplier in time or releasing the supplier and re-matching the new supplier.
8. The power grid major repair engineering material management system according to claim 4, wherein the material supply module comprises: the goods and materials sharing module, the goods and materials sharing module includes:
the deposited material updating module is used for updating the types and the quantity of all the materials with qualified quality to the terminal equipment of the project implementation unit in real time;
the material application reservation module is used for reserving materials by taking the minimum of different limit deposit thresholds as a target;
the demand judging module is used for judging the material types and the demand quantity of the material demand side, and if the demand quantity information is larger than the existing quantity of the current material sharing, warning information is generated and pushed to the material supply module; otherwise, pushing the required quantity to material warehouse keeper terminal equipment according to the required quantity of the material demand side;
the system comprises a demand processing module, a data warehouse keeper terminal device and a data processing module, wherein the demand processing module is used for acquiring examination and approval opinions sent by the material warehouse keeper terminal device, and the examination and approval opinions comprise agreement and disagreement; if the approval opinions are consenting, the project name, the material codes and the required quantity information are pushed to a deposited material real-time updating module, the material information and the quantity applied by the module are frozen, and the available inventory is updated in real time; if the material demand side does not receive the materials in the reserved material receiving time, releasing the quantity of the applied materials and suspending the material receiving application of the material demand side;
and the material delivery module is used for pushing the information approved by examination to the equipment terminal of the project implementation unit, setting specific delivery time and pushing the delivery material information to the equipment terminal of the supplier.
9. A computer-readable storage medium, on which a computer program is stored, which program, when being executed by a processor, carries out the steps of the method for managing materials of a power grid major repair engineering according to any one of claims 1 to 3.
10. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor when executing the program implements the steps in the method for managing engineering materials for grid major renovation according to any of the claims 1-3.
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