Power grid inventory supply and demand analysis management method, system and equipment

Abstract

The present invention discloses a supply and demand analysis and management method, system and equipment for power grid inventory items. The method distinguishes each power grid item warehouse, counts the inventory of each type of power grid item in each power grid item warehouse, counts the remaining amount of each type of power grid item in each power grid item demand station, compares and screens to obtain each power grid item demand station that needs the supply of items, counts the remaining amount of each type of power grid item in each power grid item demand station that needs the supply of items, calculates the demand amount of each type of power grid item in each power grid item demand station that needs the supply of items, and simultaneously obtains the driving distance from each power grid item demand station that needs the supply of items to each power grid item warehouse, comprehensively calculates the supply and demand priority coefficient of each power grid item warehouse to each power grid item demand station that needs the supply of items, and performs supply and demand of each type of power grid item for each power grid item demand station that needs the supply of items according to the priority supply and demand principle, thereby improving the supply and demand efficiency of power grid inventory items.

Description

Technical Field

[0001] The present invention relates to the field of article supply and demand analysis management, and to a method, system and equipment for analyzing and managing the supply and demand of articles in power grid inventory. Background Art

[0002] In today's society, the power grid plays an extremely important role in social development. The construction of the power grid and its operation after completion require a large number of items, among which the power supply and demand work is a very important link in the entire power production and operation management. At present, the existing power grid inventory supply and demand management method mainly adopts manual assisted management, that is, personnel supply and demand various types of power grid items required by each power grid item demand station, and cannot analyze in advance the demand for various types of power grid items in each power grid item demand station that needs the supply of items, which leads to the inability of power grid items in some power grid item demand stations to meet the use demand in time, which seriously affects the supply and demand chain of power grid inventory items. At the same time, the existing methods are that the same power grid item demand station supplies and demands various power grid item demand stations, and there are some power grid item demand stations that have too long driving distances to the power grid item warehouse, thereby increasing the supply and demand time of power grid inventory items, reducing the supply and demand efficiency of power grid inventory items, and then affecting the supply and demand level of power grid items in the power grid item demand station. In order to solve the above problems, a power grid inventory supply and demand analysis management method, system and equipment are designed. Summary of the invention

[0003] The object of the present invention is to provide a method, system and equipment for analyzing and managing the supply and demand of power grid inventory items. The present invention distinguishes each power grid item warehouse, counts the inventory of each type of power grid item in each power grid item warehouse, and counts the remaining amount of each type of power grid item in each power grid item demand station, compares and screens to obtain each power grid item demand station that needs the supply of items, counts the remaining amount of each type of power grid item in each power grid item demand station that needs the supply of items, calculates the demand amount of each type of power grid item in each power grid item demand station that needs the supply of items, and simultaneously obtains the driving distance from each power grid item demand station that needs the supply of items to each power grid item warehouse, comprehensively calculates the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items, and performs supply and demand of various types of power grid items for each power grid item demand station that needs the supply of items according to the priority supply and demand principle, thereby solving the problems existing in the background technology.

[0004] The purpose of the present invention can be achieved through the following technical solutions:

[0005] In a first aspect, the present invention provides a method for analyzing and managing supply and demand of power grid inventory items, comprising the following steps:

[0006] S1. Differentiate each power grid item warehouse and count the inventory of each type of power grid item in each power grid item warehouse;

[0007] S2. Count the remaining quantity of each type of power grid item in each power grid item demand station, and compare and select each power grid item demand station that needs item supply;

[0008] S3. Count the remaining quantity of each type of power grid item in each power grid item demand station that needs item supply, and calculate the demand quantity of each type of power grid item in each power grid item demand station that needs item supply;

[0009] S4. Simultaneously obtain the travel distances from each grid item demand station that needs item supply to each grid item warehouse;

[0010] S5. Comprehensively calculate the priority coefficients of supply and demand of each power grid commodity warehouse to each power grid commodity demand station that needs the commodity supply;

[0011] S6. Provide various types of power grid items for each power grid item demand station that needs the supply of items according to the principle of priority supply and demand;

[0012] The above-mentioned power grid inventory item supply and demand analysis management method uses a power grid inventory item supply and demand analysis management system, including an item warehouse distinction module, an item inventory quantity statistics module, an item remaining quantity acquisition module, an item remaining quantity analysis module, a demand quantity analysis module, a driving distance acquisition module, an analysis server, a storage database and an item supply and demand management center;

[0013] The item inventory statistics module is connected to the item warehouse distinction module and the analysis server respectively, the item remaining quantity analysis module is connected to the item remaining quantity acquisition module and the demand quantity analysis module respectively, the demand quantity analysis module is connected to the storage database and the analysis server respectively, and the analysis server is connected to the driving distance acquisition module, the storage database and the item supply and demand management center respectively;

[0014] The article warehouse distinguishing module is used to distinguish each power grid article warehouse, and number each power grid article warehouse in turn according to the set order. The position numbers of each power grid article warehouse are 1, 2, ..., i, ..., n respectively, and the position numbers of each power grid article warehouse are sent to the article inventory statistics module;

[0015] The item inventory quantity statistics module is used to receive the location number of each power grid item warehouse sent by the item warehouse distinction module, and respectively count the inventory quantity of each type of power grid item in each power grid item warehouse to form an inventory quantity set X of each type of power grid item in each power grid item warehouse. i A(x i a1,x i a2,...,x i a j ,...,x i a m ), x i a jIt is represented as the inventory of the jth type of power grid items in the i-th power grid item warehouse, and the inventory set of each type of power grid item in each power grid item warehouse is sent to the analysis server;

[0016] The item surplus quantity acquisition module is used to obtain the surplus quantity of each type of power grid item in each power grid item demand station, count the surplus quantity of each type of power grid item in each power grid item demand station, and form a surplus quantity set Y of each type of power grid item in each power grid item demand station k B(y k b1,y k b2,...,y k b j ,...,y k b m ), y k b j It is represented as the remaining quantity of the jth type of power grid item in the kth power grid item demand station, where k = 1, 2, ..., f, and the remaining quantity set of each type of power grid item in each power grid item demand station is sent to the item remaining quantity analysis module;

[0017] The item surplus quantity analysis module is used to receive the surplus quantity set of various types of power grid items in each power grid item demand station sent by the item surplus quantity acquisition module, compare the surplus quantity of various types of power grid items in each power grid item demand station with the safety surplus quantity threshold value of the corresponding type of power grid items, screen out various power grid item demand stations that need item supply, and respectively count the surplus quantity of various types of power grid items in each power grid item demand station that needs item supply, to form a surplus quantity set Y of various types of power grid items in each power grid item demand station that needs item supply v B′(y v b1′,y v b2′,...,y v b j ′,...,y v b′ m ), y v b j ′ represents the remaining quantity of the jth type of power grid item in the vth power grid item demand station that needs the supply of items, where v=1,2,...,r and r≤f, and the remaining quantity set of each type of power grid item in each power grid item demand station that needs the supply of items is sent to the demand quantity analysis module;

[0018] The demand quantity analysis module is used to receive the surplus quantity set of various types of power grid items in each power grid item demand station that needs item supply sent by the item surplus quantity analysis module, extract the standard inventory quota quantity of various types of power grid items in the power grid demand station stored in the storage database, calculate the demand quantity of various types of power grid items in each power grid item demand station that needs item supply, and send the demand quantity of various types of power grid items in each power grid item demand station that needs item supply to the analysis server;

[0019] The driving distance acquisition module is used to acquire the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, count the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, and form a driving distance set d from each power grid item warehouse to each power grid item demand station that needs item supply. i B′(d i b1′,d i b2′,...,d i b v ′,...,d i b r ′), d i b v ′ represents the driving distance from the i-th power grid commodity warehouse to the v-th power grid commodity demand station that needs commodity supply, where v = 1, 2, ..., r and r ≤ f, and the driving distance set from each power grid commodity warehouse to each power grid commodity demand station that needs commodity supply is sent to the analysis server;

[0020] The analysis server is used to receive the inventory set of various types of power grid items in each power grid item warehouse sent by the item inventory statistics module, and at the same time receive the demand for various types of power grid items in each power grid item demand station that needs the supply of items sent by the demand analysis module, and receive the driving distance set from each power grid item warehouse to each power grid item demand station that needs the supply of items sent by the driving distance acquisition module, extract the power grid item inventory and the priority influence weight coefficient corresponding to the supply and demand driving distance stored in the storage database, calculate the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items, and send the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items to the item supply and demand management center;

[0021] The storage database is used to store the standard inventory quotas of various types of power grid items in the power grid demand station, and store the priority influence weight coefficients corresponding to the power grid item inventory and the supply and demand travel distance, which are recorded as α and β respectively;

[0022] The goods supply and demand management center is used to receive the priority coefficients of the supply and demand of each power grid goods warehouse to each power grid goods demand station that needs the supply of goods sent by the analysis server, and to perform various types of power grid goods supply and demand for each power grid goods demand station that needs the supply of goods according to the priority supply and demand principle.

[0023] In a possible design of the first aspect, the item inventory statistics module includes a power grid item classification unit, which is used to classify the power grid items stored in the power grid item warehouse, and classify them into various types of power grid items in turn according to different types of power grid items, forming a number set A (a1, a2, ..., a j ,...,a m ), a j It is represented by the number of the j-th type of power grid item in the power grid item warehouse.

[0024] In a possible design of the first aspect, the item surplus analysis module includes extracting the safety surplus threshold of each type of power grid items in the power grid item demand station, and comparing the surplus of each type of power grid items in each power grid item demand station with the safety surplus threshold of the corresponding type of power grid items. If the surplus of each type of power grid items in a power grid item demand station is greater than the safety surplus threshold of the corresponding type of power grid items, it indicates that the power grid item demand station temporarily does not need the supply of items. If the surplus of a certain type of power grid items in a power grid item demand station is equal to or less than the safety surplus threshold of the corresponding type of power grid items, it indicates that the power grid item demand station needs the supply of items, and statistics are counted for each power grid item demand station that needs the supply of items.

[0025] In a possible design of the first aspect, the demand calculation formula for each type of power grid item in each power grid item demand station that needs item supply is: v b j ′=X 额 b j -y v b j ′,z v b j ′ represents the demand for the jth type of power grid item in the vth power grid item demand station that needs the supply of the item, X 额 b j It is represented by the standard inventory quota of the jth type of grid item in the grid demand station, y v b j ′ represents the remaining quantity of the jth type of grid item in the vth grid item demand station.

[0026] In a possible design of the first aspect, the driving distance acquisition module performs satellite map positioning on each power grid demand station and each power grid item warehouse that requires supply of goods by using satellite map positioning technology, obtains the optimal driving path from each power grid item demand station that requires supply of goods to each power grid item warehouse, and obtains the driving distance from each power grid item demand station that requires supply of goods to each power grid item warehouse based on an analysis of the proportional relationship between actual data and map data.

[0027] In a possible design of the first aspect, the priority coefficient calculation formula of each power grid commodity warehouse supplying and demanding each power grid commodity demand station requiring commodity supply is: ξ i v It is represented as the priority coefficient of the supply and demand of the i-th power grid item warehouse to the v-th power grid item demand station that needs the item. α and β represent the priority influence weight coefficients corresponding to the inventory of power grid items and the travel distance of supply and demand, respectively. i a j It is represented by the inventory of the jth type of power grid item in the i-th power grid item warehouse, z v b j ′ represents the demand for the jth type of power grid item in the vth power grid item demand station that needs the supply of the item, e represents a natural number, which is equal to 2.718, d i b v ′ represents the travel distance from the ith grid item warehouse to the vth grid item demand station that needs the supply of items, and v represents the number of grid item demand stations that need the supply of items.

[0028] In a possible design of the first aspect, the article supply and demand management center includes a priority coefficient sorting unit, which is used to sort the priority coefficients of supply and demand of each power grid article warehouse to each power grid article demand station that needs the supply of articles, and arrange them in order from high to low priority coefficients, and count the power grid article warehouses sorted by priority coefficients corresponding to each power grid article demand station that needs the supply of articles.

[0029] In a possible design of the first aspect, the priority supply and demand principle in the item supply and demand management center is to first screen the power grid item warehouses with the first supply and demand priority coefficient corresponding to each power grid item demand station that needs item supply, and perform the supply and demand of each type of power grid item in turn. If the supply and demand of a certain type of power grid item in a power grid item demand station that needs item supply is not met, the power grid item warehouses with the second supply and demand priority coefficient corresponding to the power grid item demand station are screened again to perform the corresponding power grid item supply and demand.

[0030] In a second aspect, the present invention also provides an electronic device, comprising: a processor, and a memory and a network interface connected to the processor; the network interface is connected to a non-volatile memory in a server; when the processor is running, it retrieves a computer program from the non-volatile memory through the network interface, and runs the computer program through the memory to execute the method described in the present invention.

[0031] Beneficial effects:

[0032] (1) The power grid inventory item supply and demand analysis management method, system and device provided by the present invention distinguish each power grid item warehouse, count the inventory of each type of power grid item in each power grid item warehouse, and count the remaining quantity of each type of power grid item in each power grid item demand station, compare and screen to obtain each power grid item demand station that needs item supply, count the remaining quantity of each type of power grid item in each power grid item demand station that needs item supply, and calculate the demand for each type of power grid item in each power grid item demand station that needs item supply, so as to analyze the demand for each type of power grid item in each power grid item demand station that needs item supply in advance, meet the power grid item use demand in each power grid item demand station that needs item supply, ensure the power grid inventory item supply and demand chain, and at the same time obtain the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, so as to provide reliable reference data for the later calculation of the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs item supply.

[0033] (2) The present invention comprehensively calculates the priority coefficients of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items, and performs supply and demand of various types of power grid items to each power grid item demand station that needs the supply of items according to the priority supply and demand principle, thereby avoiding the problem of excessive driving distance from some power grid item demand stations to power grid item warehouses, reducing the supply and demand time of power grid inventory items, improving the supply and demand efficiency of power grid inventory items, and further improving the supply and demand level of power grid items in power grid item demand stations. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0035] Figure 1 is a flow chart of the method steps of the present invention;

[0036] Figure 2 It is a schematic diagram of the module connection structure of the present invention. DETAILED DESCRIPTION

[0037] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] See also Figure 1As shown, the first aspect of the present invention provides a method for analyzing and managing supply and demand of power grid inventory items, comprising the following steps:

[0039] S1. Differentiate each power grid item warehouse and count the inventory of each type of power grid item in each power grid item warehouse;

[0040] S2. Count the remaining quantity of each type of power grid item in each power grid item demand station, and compare and select each power grid item demand station that needs item supply;

[0041] S3. Count the remaining quantity of each type of power grid item in each power grid item demand station that needs item supply, and calculate the demand quantity of each type of power grid item in each power grid item demand station that needs item supply;

[0042] S4. Simultaneously obtain the travel distances from each grid item demand station that needs item supply to each grid item warehouse;

[0043] S5. Comprehensively calculate the priority coefficients of supply and demand of each power grid commodity warehouse to each power grid commodity demand station that needs the commodity supply;

[0044] S6. Provide various types of power grid items for each power grid item demand station that needs the supply of items according to the priority supply and demand principle.

[0045] See also Figure 2 As shown, the power grid inventory item supply and demand analysis management method uses a power grid inventory item supply and demand analysis management system, including an item warehouse distinction module, an item inventory quantity statistics module, an item remaining quantity acquisition module, an item remaining quantity analysis module, a demand quantity analysis module, a driving distance acquisition module, an analysis server, a storage database and an item supply and demand management center.

[0046] The item inventory statistics module is connected to the item warehouse distinction module and the analysis server respectively, the item remaining quantity analysis module is connected to the item remaining quantity acquisition module and the demand analysis module respectively, the demand analysis module is connected to the storage database and the analysis server respectively, and the analysis server is connected to the driving distance acquisition module, the storage database and the item supply and demand management center respectively.

[0047] The item warehouse distinguishing module is used to distinguish each power grid item warehouse, and number each power grid item warehouse in sequence according to the set order. The position numbers of each power grid item warehouse are 1, 2, ..., i, ..., n respectively, and the position numbers of each power grid item warehouse are sent to the item inventory statistics module.

[0048] The article inventory statistics module includes a power grid article classification unit, which is used to receive the location number of each power grid article warehouse sent by the article warehouse distinction module. The power grid article classification unit is used to classify the power grid articles stored in the power grid article warehouse, and classify them into various types of power grid articles in turn according to the different types of power grid articles, forming a number set A (a1, a2, ..., a j ,...,a m ), a j It is represented as the number of the jth type of power grid item in the power grid item warehouse. At the same time, the inventory of each type of power grid item in each power grid item warehouse is counted separately to form the inventory set X of each type of power grid item in each power grid item warehouse. i A(x i a1,x i a2,...,x i a j ,...,x i a m ), x i a j It is represented as the inventory of the jth type of power grid items in the ith power grid item warehouse, and the inventory set of each type of power grid item in each power grid item warehouse is sent to the analysis server.

[0049] The item surplus quantity acquisition module is used to obtain the surplus quantity of each type of power grid item in each power grid item demand station, count the surplus quantity of each type of power grid item in each power grid item demand station, and form a surplus quantity set Y of each type of power grid item in each power grid item demand station k B(y k b1,y k b2,...,y k b j ,...,y k b m ), y k b j It is represented as the remaining quantity of the jth type of power grid item in the kth power grid item demand station, where k = 1, 2, ..., f. The remaining quantity set of each type of power grid item in each power grid item demand station is sent to the item remaining quantity analysis module.

[0050] The item surplus quantity analysis module is used to receive the surplus quantity set of various types of power grid items in each power grid item demand station sent by the item surplus quantity acquisition module, extract the safety surplus quantity threshold value of various types of power grid items in the power grid item demand station, and compare the surplus quantity of various types of power grid items in each power grid item demand station with the safety surplus quantity threshold value of the corresponding type of power grid items. If the surplus quantity of various types of power grid items in a power grid item demand station is greater than the safety surplus quantity threshold value of the corresponding type of power grid items, it indicates that the power grid item demand station does not need item supply temporarily. If the surplus quantity of a certain type of power grid item in a power grid item demand station is equal to or less than the safety surplus quantity threshold value of the corresponding type of power grid items, it indicates that the power grid item demand station needs item supply, and counts the power grid item demand stations that need item supply, and respectively counts the surplus quantity of various types of power grid items in each power grid item demand station that needs item supply, to form a surplus quantity set Y of various types of power grid items in each power grid item demand station that needs item supply v B′(y v b1′,y v b2′,...,y v b j ′,...,y v b′ m ), y v b j ′ represents the remaining quantity of the jth type of power grid item in the vth power grid item demand station that needs the supply of items, where v=1,2,...,r and r≤f. The remaining quantity set of each type of power grid item in each power grid item demand station that needs the supply of items is sent to the demand analysis module.

[0051] The demand quantity analysis module is used to receive the surplus quantity set of various types of power grid items in each power grid item demand station that needs item supply sent by the item surplus quantity analysis module, extract the standard inventory quota quantity of various types of power grid items in the power grid demand station stored in the storage database, and calculate the demand quantity of various types of power grid items in each power grid item demand station that needs item supply. v b j ′=X 额 b j -y v b j ′,z v b j ′ represents the demand for the jth type of power grid item in the vth power grid item demand station that needs the supply of the item, X 额 b j It is represented by the standard inventory quota of the jth type of grid item in the grid demand station, y v b j′ represents the remaining quantity of the jth type of power grid item in the vth power grid item demand station. The demand for each type of power grid item in each power grid item demand station that needs the supply of items is sent to the analysis server, so that the demand for each type of power grid item in each power grid item demand station that needs the supply of items can be analyzed in advance, the demand for power grid items in each power grid item demand station that needs the supply of items can be met, and the supply and demand chain of power grid inventory items can be guaranteed.

[0052] The driving distance acquisition module is used to acquire the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, and to perform satellite map positioning on each power grid item demand station that needs item supply and each power grid item warehouse by using satellite map positioning technology to acquire the best driving path from each power grid item demand station that needs item supply to each power grid item warehouse, and to obtain the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse according to the proportional relationship between the actual data and the map data, and to count the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, so as to form a driving distance set d from each power grid item warehouse to each power grid item demand station that needs item supply i B′(d i b1′,d i b2′,...,d i b v ′,...,d i b r ′), d i b v ′ represents the driving distance from the ith power grid item warehouse to the vth power grid item demand station that needs the supply of items, where v=1,2,…,r and r≤f. The set of driving distances from each power grid item warehouse to each power grid item demand station that needs the supply of items is sent to the analysis server to provide reliable reference data for the subsequent calculation of the priority coefficients of supply and demand from each power grid item warehouse to each power grid item demand station that needs the supply of items.

[0053] The analysis server is used to receive the inventory set of various types of power grid items in each power grid item warehouse sent by the item inventory statistics module, and at the same time receive the demand for various types of power grid items in each power grid item demand station that needs the supply of items sent by the demand analysis module, and receive the travel distance set from each power grid item warehouse to each power grid item demand station that needs the supply of items sent by the travel distance acquisition module, extract the power grid item inventory and the priority influence weight coefficient corresponding to the supply and demand travel distance stored in the storage database, and calculate the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items ξ i vIt is represented as the priority coefficient of the supply and demand of the i-th power grid item warehouse to the v-th power grid item demand station that needs the item. α and β represent the priority influence weight coefficients corresponding to the inventory of power grid items and the travel distance of supply and demand, respectively. i a j It is represented by the inventory of the jth type of power grid item in the i-th power grid item warehouse, z v b j ′ represents the demand for the jth type of power grid item in the vth power grid item demand station that needs the supply of the item, e represents a natural number, which is equal to 2.718, d i b v ′ represents the driving distance from the ith power grid commodity warehouse to the vth power grid commodity demand station that needs commodity supply, v represents the number of power grid commodity demand stations that need commodity supply, and the priority coefficients of supply and demand of each power grid commodity warehouse to each power grid commodity demand station that needs commodity supply are sent to the commodity supply and demand management center.

[0054] The storage database is used to store the standard inventory quotas of various power grid items in the power grid demand station, and store the priority influence weight coefficients corresponding to the power grid item inventory and the supply and demand travel distance, which are recorded as α and β respectively.

[0055] The article supply and demand management center includes a priority coefficient sorting unit, which is used to receive the priority coefficients of the supply and demand of each power grid article warehouse to each power grid article demand station that needs the supply of articles sent by the analysis server. The priority coefficient sorting unit is used to sort the priority coefficients of the supply and demand of each power grid article warehouse to each power grid article demand station that needs the supply of articles, and arrange them in order from high to low according to the priority coefficients, and count the power grid article warehouses sorted by priority coefficients corresponding to each power grid article demand station that needs the supply of articles, and perform various types of power grid article supply and demand for each power grid article demand station that needs the supply of articles according to the priority supply and demand principle, thereby avoiding the problem of excessive driving distance from some power grid article demand stations to power grid article warehouses, reducing the supply and demand time of power grid inventory articles, improving the supply and demand efficiency of power grid inventory articles, and thereby improving the supply and demand level of power grid articles in power grid article demand stations.

[0056] The priority supply and demand principle in the supply and demand management center is to first screen the power grid item warehouses with the first supply and demand priority coefficient corresponding to each power grid item demand station that needs supply of items, and conduct supply and demand of each type of power grid item in turn. If the supply and demand of a certain type of power grid item in a power grid item demand station that needs supply of items is not met, the power grid item warehouses with the second supply and demand priority coefficient corresponding to the power grid item demand station are screened again to conduct the corresponding power grid item supply and demand.

[0057] In a second aspect, the present invention also provides an electronic device, comprising: a processor, and a memory and a network interface connected to the processor; the network interface is connected to a non-volatile memory in a server; when the processor is running, it retrieves a computer program from the non-volatile memory through the network interface, and runs the computer program through the memory to execute the method described in the present invention.

[0058] The above contents are merely examples and explanations of the concept of the present invention. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the concept of the invention or exceed the scope defined by the claims, they should all fall within the protection scope of the present invention.

Claims

1. A method for analyzing and managing supply and demand of power grid inventory items, characterized in that: The steps include: S1. Differentiate each power grid item warehouse and count the inventory of each type of power grid item in each power grid item warehouse; S2. Count the remaining quantity of each type of power grid item in each power grid item demand station, and compare and select each power grid item demand station that needs item supply; S3. Count the remaining quantity of each type of power grid item in each power grid item demand station that needs item supply, and calculate the demand quantity of each type of power grid item in each power grid item demand station that needs item supply; S4. Simultaneously obtain the travel distances from each grid item demand station that needs item supply to each grid item warehouse; S5. Comprehensively calculate the priority coefficients of supply and demand of each power grid commodity warehouse to each power grid commodity demand station that needs the commodity supply; S6. Provide various types of power grid items for each power grid item demand station that needs the supply of items according to the principle of priority supply and demand; The above-mentioned power grid inventory item supply and demand analysis management method uses a power grid inventory item supply and demand analysis management system, including an item warehouse distinction module, an item inventory quantity statistics module, an item remaining quantity acquisition module, an item remaining quantity analysis module, a demand quantity analysis module, a driving distance acquisition module, an analysis server, a storage database and an item supply and demand management center; The item inventory statistics module is connected to the item warehouse distinction module and the analysis server respectively, the item remaining quantity analysis module is connected to the item remaining quantity acquisition module and the demand quantity analysis module respectively, the demand quantity analysis module is connected to the storage database and the analysis server respectively, and the analysis server is connected to the driving distance acquisition module, the storage database and the item supply and demand management center respectively; The article warehouse distinguishing module is used to distinguish each power grid article warehouse, and number each power grid article warehouse in sequence according to the set order. The position numbers of each power grid article warehouse are respectively , sending the location number of each power grid item warehouse to the item inventory statistics module; The item inventory statistics module is used to receive the location number of each power grid item warehouse sent by the item warehouse distinction module, and respectively count the inventory of each type of power grid item in each power grid item warehouse to form an inventory set of each type of power grid item in each power grid item warehouse. , It is represented as the inventory of the jth type of power grid items in the i-th power grid item warehouse, and the inventory set of each type of power grid item in each power grid item warehouse is sent to the analysis server; The item remaining quantity acquisition module is used to obtain the remaining quantity of each type of power grid item in each power grid item demand station, count the remaining quantity of each type of power grid item in each power grid item demand station, and form a remaining quantity set of each type of power grid item in each power grid item demand station. , It is represented by the remaining quantity of the jth type of power grid item in the kth power grid item demand station, where , sending the remaining quantity set of various types of power grid items in each power grid item demand station to the item remaining quantity analysis module; The item surplus quantity analysis module is used to receive the surplus quantity set of various types of power grid items in each power grid item demand station sent by the item surplus quantity acquisition module, compare the surplus quantity of various types of power grid items in each power grid item demand station with the safety surplus quantity threshold of the corresponding type of power grid items, screen out various power grid item demand stations that need item supply, and respectively count the surplus quantity of various types of power grid items in each power grid item demand station that needs item supply, to form a surplus quantity set of various types of power grid items in each power grid item demand station that needs item supply , It represents the remaining quantity of the jth type of grid item in the vth grid item demand station that needs the supply of the item, where and , sending the remaining quantity set of various types of power grid items in each power grid item demand station that needs item supply to the demand quantity analysis module; The demand quantity analysis module is used to receive the surplus quantity set of various types of power grid items in each power grid item demand station that needs item supply sent by the item surplus quantity analysis module, extract the standard inventory quota quantity of various types of power grid items in the power grid demand station stored in the storage database, calculate the demand quantity of various types of power grid items in each power grid item demand station that needs item supply, and send the demand quantity of various types of power grid items in each power grid item demand station that needs item supply to the analysis server; The driving distance acquisition module is used to acquire the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, count the driving distance from each power grid item demand station that needs item supply to each power grid item warehouse, and form a driving distance set from each power grid item warehouse to each power grid item demand station that needs item supply. , It is represented as the travel distance from the i-th grid item warehouse to the v-th grid item demand station that needs the item supply, where and , sending the set of travel distances from each power grid item warehouse to each power grid item demand station that needs item supply to the analysis server; The analysis server is used to receive the inventory set of various types of power grid items in each power grid item warehouse sent by the item inventory statistics module, and at the same time receive the demand for various types of power grid items in each power grid item demand station that needs the supply of items sent by the demand analysis module, and receive the driving distance set from each power grid item warehouse to each power grid item demand station that needs the supply of items sent by the driving distance acquisition module, extract the power grid item inventory and the priority influence weight coefficient corresponding to the supply and demand driving distance stored in the storage database, calculate the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items, and send the priority coefficient of supply and demand of each power grid item warehouse to each power grid item demand station that needs the supply of items to the item supply and demand management center; The priority coefficient calculation formula of each power grid commodity warehouse supplying and demanding to each power grid commodity demand station that needs the commodity is: , It is expressed as the priority coefficient of the supply and demand of the i-th power grid commodity warehouse to the v-th power grid commodity demand station that needs the commodity, They are respectively represented as the priority influence weight coefficients corresponding to the inventory of power grid items and the travel distance of supply and demand. It is represented by the inventory of the jth type of power grid items in the i-th power grid item warehouse, It is expressed as the demand for the jth type of grid item in the vth grid item demand station that needs the supply of the item, Expressed as a natural number, it is equal to 2.718, It is represented as the travel distance from the i-th grid item warehouse to the v-th grid item demand station that needs the item supply, It represents the number of grid item demand stations that need the item supply; The storage database is used to store the standard inventory quota of various power grid items in the power grid demand station, and store the priority influence weight coefficients corresponding to the power grid item inventory and the supply and demand driving distance, which are recorded as ; The goods supply and demand management center is used to receive the priority coefficients of the supply and demand of each power grid goods warehouse to each power grid goods demand station that needs the supply of goods sent by the analysis server, and to perform various types of power grid goods supply and demand for each power grid goods demand station that needs the supply of goods according to the priority supply and demand principle.

2. The method for analyzing and managing supply and demand of power grid inventory items according to claim 1, characterized in that: The item inventory statistics module includes a power grid item classification unit, which is used to classify the power grid items stored in the power grid item warehouse, and classify them into various types of power grid items in turn according to the different types of power grid items, forming a number set of various types of power grid items in the power grid item warehouse. , It is represented by the number of the j-th type of power grid item in the power grid item warehouse.

3. The method for analyzing and managing supply and demand of power grid inventory items according to claim 1, characterized in that: The item surplus analysis module includes extracting the safety surplus threshold of each type of power grid items in the power grid item demand station, comparing the surplus of each type of power grid items in each power grid item demand station with the safety surplus threshold of the corresponding type of power grid items, if the surplus of each type of power grid items in a power grid item demand station is greater than the safety surplus threshold of the corresponding type of power grid items, it indicates that the power grid item demand station does not need the supply of items temporarily, if the surplus of a certain type of power grid items in a power grid item demand station is less than the safety surplus threshold of the corresponding type of power grid items, it indicates that the power grid item demand station needs the supply of items, and statistics are counted for each power grid item demand station that needs the supply of items.

4. The method for analyzing and managing supply and demand of power grid inventory items according to claim 1, characterized in that: The formula for calculating the demand for various types of power grid items in each power grid item demand station that needs to supply items is: , It is expressed as the demand for the jth type of grid item in the vth grid item demand station that needs the supply of the item, It is represented by the standard inventory quota of the jth type of power grid items in the power grid demand station, It is expressed as the remaining quantity of the jth type of grid item in the vth grid item demand station.

5. The method for analyzing and managing supply and demand of power grid inventory items according to claim 1, characterized in that: The driving distance acquisition module uses satellite map positioning technology to perform satellite map positioning on each power grid demand station and each power grid item warehouse that needs the supply of goods, obtains the best driving path from each power grid item demand station that needs the supply of goods to each power grid item warehouse, and obtains the driving distance from each power grid item demand station that needs the supply of goods to each power grid item warehouse based on the proportional relationship between actual data and map data.

6. The method for analyzing and managing supply and demand of power grid inventory items according to claim 1, characterized in that: The article supply and demand management center includes a priority coefficient sorting unit, which is used to sort the priority coefficients of supply and demand of each power grid article warehouse to each power grid article demand station that needs the supply of articles, and arrange them in order from high to low priority coefficients, and count the power grid article warehouses sorted by priority coefficients corresponding to each power grid article demand station that needs the supply of articles.

7. The method for analyzing and managing supply and demand of power grid inventory items according to claim 1, characterized in that: The priority supply and demand principle in the supply and demand management center is to first screen the power grid item warehouses with the first supply and demand priority coefficient corresponding to each power grid item demand station that needs supply of items, and conduct supply and demand of each type of power grid item in turn. If the supply and demand of a certain type of power grid item in a power grid item demand station that needs supply of items is not met, the power grid item warehouses with the second supply and demand priority coefficient corresponding to the power grid item demand station are screened again to conduct the corresponding power grid item supply and demand.

8. An electronic device, characterized in that: include: A processor, and memory and network interfaces connected to the processor; The network interface is connected to a non-volatile memory in the server; When running, the processor retrieves a computer program from the non-volatile memory through the network interface, and runs the computer program through the memory to execute the method described in any one of claims 1 to 7.

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