Lean cost system based on power grid supply chain service cost

Abstract

The invention discloses a lean cost system based on power grid supply chain service fee, and compared with the prior art, the lean cost system comprises a lean cost system, an electric power production module, an electric power transmission module, an electric power distribution module, an electric power consumption module, a drawing marking module, a classification analysis module, a drop participation module and an optimal configuration module. The system has the beneficial effects that the power generation module is added, so that after a supply chain link of a historical power grid system is acquired, the fuel supply condition of a power plant and the regular maintenance work of power generation equipment are acquired; by adding the power transmission module, required data can be obtained in time according to loss conditions generated in work in multiple aspects such as a high-voltage power transmission network, power transmission equipment maintenance and power transmission loss.

Description

Technical Field

[0001] The present invention relates to the technical field of lean management, and in particular to a lean expense system based on power grid supply chain service fees. Background Art

[0002] The power grid supply chain refers to the overall chain consisting of procurement, production, logistics, sales and other links formed by the State Grid Corporation and its subordinate units. The State Grid supply chain has the characteristics of large scale, wide coverage, high technical content, safety and stability. It is the key to the sustainable development and core competitiveness of the State Grid Corporation. China Southern Power Grid Supply Chain Group Co., Ltd. is a wholly-owned subsidiary of China Southern Power Grid Corporation. It is responsible for the material supply and supply chain management of China Southern Power Grid Corporation. It has the characteristics of collectivization and specialization. The characteristics of the power grid supply chain also include close business relationships, economic interests, and enhanced market competitiveness through synergy and integration.

[0003] The power grid supply chain service fee is collected by the operator of the charging pile from the users who use the charging pile. The operator of the charging pile needs to bear the costs of equipment purchase, installation, land leasing, etc., and the subsequent operation and maintenance in the later daily use also require costs, and the provision of services requires the provision of manpower, material and financial resources. However, the existing fee system process is not clear enough, and the fee system is overall chaotic, resulting in the inability to accurately identify the waste of fees and inefficient links, which makes it impossible to effectively reduce the service fees of the power grid supply chain. Summary of the invention

[0004] The purpose of the present invention is to provide a lean cost system based on power grid supply chain service fees, so as to solve the problem proposed in the above background technology that the power grid supply chain service fees are collected by the operator of the charging piles from the users who use the charging piles, and the operation of the charging piles needs to bear the costs of equipment purchase, installation, land leasing, etc., and the subsequent operation and maintenance in the later daily use require costs, and the provision of services requires the provision of manpower, material and financial resources. However, the existing cost system process is not clear enough, and the cost system is overall chaotic, resulting in the inability to accurately identify the waste of costs and inefficient links, thereby resulting in the problem that the service fees of the power grid supply chain cannot be effectively reduced.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a lean cost system based on power grid supply chain service fees, comprising: a lean cost system, a power production module, a power transmission module, a power distribution module, a power consumption module, a drawing and marking module, a classification and analysis module, a participating and reducible module and an optimization and configuration module, wherein the output end of the lean cost system is unidirectionally connected to the input end of the power production module, the output end of the lean cost system is unidirectionally connected to the input end of the power transmission module, the output end of the lean cost system is unidirectionally connected to the input end of the power distribution module, the output end of the lean cost system is unidirectionally connected to the input end of the power consumption module, the output end of the lean cost system is unidirectionally connected to the input end of the drawing and marking module, the output end of the lean cost system is unidirectionally connected to the input end of the classification and analysis module, the output end of the lean cost system is unidirectionally connected to the input end of the participating and reducible module, and the output end of the lean cost system is unidirectionally connected to the input end of the optimization and configuration module;

[0006] The power production module is used to obtain the supply chain links of the historical power grid system based on the fuel supply situation of the power plant and the regular maintenance work of the power generation equipment;

[0007] The power transmission module is used to timely obtain the required data on the loss conditions generated in various aspects of work such as high-voltage transmission network, power transmission equipment maintenance and power transmission loss;

[0008] The power distribution module is used to distribute and process waste and inefficient links in various links such as power distribution network, power distribution equipment maintenance and power distribution loss;

[0009] The power consumption module is used to confirm in time when load inaccuracies occur through potential waste and inefficiency links among end users, power-consuming equipment, and demand management;

[0010] The drawing and marking module is used to draw a supply chain process flow chart of the power grid system using machine algorithms and tools, and mark key nodes appearing in the supply chain process chart;

[0011] The classification analysis module is used to classify and process the specific information of cost waste after obtaining it, and identify waste and inefficient links based on process bottleneck analysis;

[0012] The participation and reduction module is used to draw a new supply chain link flow chart and adjust the curve in the numerical value of the link participation impact system and node effect objective function, and then obtain the reduction rate of the supply chain service fee through curve analysis;

[0013] The optimization configuration module is used to utilize the acquired data information and the supply chain flow chart, and to coordinate the quality and price when purchasing the required items such as the related equipment.

[0014] As a preferred solution of the present invention: the control unit includes a door access control PC control terminal and a user mobile device terminal, the power production module includes a power plant unit, a fuel supply unit and a power generation equipment maintenance unit, the output end of the power production module is unidirectionally connected to the input end of the power plant unit, the output end of the power production module is unidirectionally connected to the input end of the fuel supply unit, and the output end of the power production module is unidirectionally connected to the input end of the power generation equipment maintenance unit;

[0015] The power plant unit is used to generate electricity by burning fuel or using other energy sources, and the potential waste and inefficiency may be unstable fuel supply and insufficient equipment maintenance;

[0016] The fuel supply unit is used to provide coal, natural gas, etc. required for power generation, and potential waste and inefficiency may exist in the supply chain disruption and transportation loss;

[0017] The power generation equipment maintenance unit is used to periodically inspect and maintain the power generation equipment to ensure normal operation, wherein potential waste and inefficiency may exist in the cost waste caused by equipment failure due to untimely maintenance.

[0018] As a preferred solution of the present invention: the power transmission module includes a power transmission loss unit, a high-voltage transmission network unit and a power transmission equipment maintenance unit, the output end of the power transmission module is unidirectionally connected to the input end of the power transmission loss unit, the output end of the power transmission module is unidirectionally connected to the input end of the high-voltage transmission network unit, and the output end of the power transmission module is unidirectionally connected to the input end of the power transmission equipment maintenance unit;

[0019] The power transmission loss unit is used to refer to the link of power energy loss in the power transmission process, among which the potential waste and inefficiency link may be voltage overload caused by line aging;

[0020] The high-voltage transmission network unit is used to transmit electricity from the power plant to the substation through the high-voltage transmission line. Potential waste and inefficiency in the process include transmission loss (energy loss, line aging) and insufficient equipment maintenance;

[0021] The power transmission equipment maintenance unit is used to regularly inspect and maintain power transmission equipment such as transmission towers and transformers, where potential waste and inefficiency may exist, such as equipment failure and unreasonable maintenance plan.

[0022] As a preferred solution of the present invention: the power distribution module includes a power distribution network unit, a power distribution equipment maintenance unit and a power distribution loss unit, the output end of the power distribution module is unidirectionally connected to the input end of the power distribution network unit, the output end of the power distribution module is unidirectionally connected to the input end of the power distribution equipment maintenance unit, and the output end of the power distribution module is unidirectionally connected to the input end of the power distribution loss unit;

[0023] The distribution network unit is used to distribute electricity from the substation to the end user, and the potential waste and inefficiency that may exist in the distribution of electricity is loss, such as current loss, overload, and insufficient equipment maintenance;

[0024] The power distribution equipment inspection and maintenance unit is used to regularly inspect and maintain power distribution equipment such as distribution transformers and switchgear, where potential waste and inefficiency may exist, such as equipment failure and unreasonable inspection and calculation;

[0025] The power distribution loss unit is used for the energy loss link of power in the power distribution process, wherein the potential waste and inefficiency link that may exist is the voltage overload caused by line aging.

[0026] As a preferred solution of the present invention: the power consumption module includes a terminal user unit, a power consumption device unit and a demand management unit, the output end of the power consumption module is unidirectionally connected to the input end of the terminal user unit, the output end of the power consumption module is unidirectionally connected to the input end of the power consumption device unit, and the output end of the power consumption module is unidirectionally connected to the input end of the demand management unit;

[0027] The end-user units are used by end users of electricity in residential, commercial, industrial and other areas, where potential waste and inefficiency may exist in the form of low efficiency of electrical equipment and inaccurate demand management;

[0028] The power consumption equipment unit is used for monitoring and managing power consumption, such as electric meters and smart metering equipment, where potential waste and inefficiency may exist in metering errors and equipment aging;

[0029] The demand management unit is used to predict power demand and adjust supply, in which potential waste and inefficiency may exist in the form of inaccurate load forecasting and untimely demand response.

[0030] As a preferred solution of the present invention: the drawing marking module includes a link flow unit, a node marking unit and a machine algorithm unit, the output end of the drawing marking module is unidirectionally connected to the input end of the link flow unit, the output end of the drawing marking module is unidirectionally connected to the input end of the node marking unit, and the output end of the drawing marking module is unidirectionally connected to the input end of the machine algorithm unit;

[0031] The link flow unit is used to calculate the supply chain link flow chart using the machine algorithm unit;

[0032] The node marking unit is used to mark key nodes in the supply chain process flow chart;

[0033] The machine algorithm unit is used to use the following calculation formula:

[0034]

[0035] As a preferred solution of the present invention: the classification and analysis module includes a waste classification unit, an analysis and identification unit and a time estimation unit, the output end of the classification and analysis module is unidirectionally connected to the input end of the waste classification unit, the output end of the classification and analysis module is unidirectionally connected to the input end of the analysis and identification unit, and the output end of the classification and analysis module is unidirectionally connected to the input end of the time estimation unit;

[0036] The waste classification unit is used to classify waste situations such as overproduction, waiting period, transportation period, overprocessing, inventory, human operation and defects;

[0037] The analysis and identification unit is used to analyze and identify wasteful and inefficient links using a systematic bottleneck analysis method;

[0038] The time estimation unit is used to calculate the difference between the earliest start time and the latest start time of each path in the supply chain of the power grid system to set the node estimation time, and use the following formula to estimate the time of the bottleneck node:

[0039]

[0040] As a preferred solution of the present invention: the participating reducible module includes a drawing adjustment unit, an observation and analysis unit and a reduction confirmation unit, the output end of the participating reducible module is unidirectionally connected to the input end of the drawing adjustment unit, the output end of the participating reducible module is unidirectionally connected to the input end of the observation and analysis unit, and the output end of the participating reducible module is unidirectionally connected to the input end of the reduction confirmation unit;

[0041] The drawing adjustment unit is used to draw the supply chain link process and adjust the curve based on the value of the link participation influence coefficient and the node efficiency objective function, and the drawing formula is as follows:

[0042]

[0043] The observation and analysis unit is used to observe the supply chain curve flow chart to analyze and obtain the reducible rate of the supply chain service fee;

[0044] The reduction confirmation unit is used to conduct a final inspection and confirmation on the reducible rate of the supply chain service fee obtained through observation of the supply chain curve flow chart and observation analysis.

[0045] As a preferred solution of the present invention: the optimization configuration module includes a procurement configuration unit, a procurement optimization unit and a procurement comparison unit, the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement configuration unit, the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement optimization unit, and the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement comparison unit;

[0046] The purchasing configuration unit is used to centrally and reasonably configure the power distribution equipment of the power grid and the expenses generated by daily work;

[0047] The purchasing optimization unit is used to optimize the expenses after the purchasing configuration unit has processed them centrally;

[0048] The procurement comparison unit is used to compare and analyze the expense sample tables generated by the procurement configuration unit and the procurement optimization unit to obtain the insufficient loss part.

[0049] Compared with the prior art, the beneficial effects of the present invention are as follows: by adding an electric power production module, the present invention realizes the acquisition of the fuel supply situation of the power plant and the regular maintenance of the power generation equipment after acquiring the supply chain links of the historical power grid system; by adding an electric power transmission module, the required data on the loss situation generated in various aspects of work such as the high-voltage transmission network, transmission equipment maintenance and transmission loss is obtained in a timely manner; by adding an electric power distribution module, the waste loss and inefficient links existing in various links such as the distribution network, distribution equipment maintenance and power distribution loss are distributed and processed; by adding an electric power consumption module, timely confirmation is realized when inaccurate loads occur in potential waste and inefficient links existing in terminal users, power-consuming equipment and demand management; by adding a drawing and marking module, the supply chain link flow chart of the power grid system is drawn using machine algorithms and tools, and the key nodes appearing in the supply chain link flow chart are marked. ; By adding a classification analysis module, it is possible to classify and process the specific information of cost waste after obtaining it, and identify waste and inefficient links based on process bottleneck analysis; by adding a participation and reduction module, it is possible to draw a new supply chain link flow chart and adjust the curve in the numerical value of the link participation impact system and node effect objective function, and then obtain the reducible rate of supply chain service fees through curve analysis; by adding an optimization configuration module, it is possible to utilize the acquired data information and supply chain flow chart, and adjust the coordination of quality and price in the procurement of related equipment and other required items; and through the above modules, it is possible to clearly understand the composition of power grid costs, the project division of costs, and the attributes of costs, which lays the foundation for further research on relevant standards and completion of the planning system, and completes the overall sorting of the cost system, so as to accurately identify cost waste and inefficient links, and ultimately effectively reduce the service fee of the power grid supply chain. BRIEF DESCRIPTION OF THE DRAWINGS

[0050] Figure 1 This is a system block diagram of the present invention. DETAILED DESCRIPTION

[0051] 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.

[0052] See also Figure 1The present invention provides a technical solution: a lean cost system based on power grid supply chain service fee, comprising: a lean cost system, a power production module, a power transmission module, a power distribution module, a power consumption module, a drawing and marking module, a classification and analysis module, a participating and reducible module and an optimization and configuration module, wherein the output end of the lean cost system is unidirectionally connected to the input end of the power production module, the output end of the lean cost system is unidirectionally connected to the input end of the power transmission module, the output end of the lean cost system is unidirectionally connected to the input end of the power distribution module, the output end of the lean cost system is unidirectionally connected to the input end of the power consumption module, the output end of the lean cost system is unidirectionally connected to the input end of the drawing and marking module, the output end of the lean cost system is unidirectionally connected to the input end of the classification and analysis module, the output end of the lean cost system is unidirectionally connected to the input end of the participating and reducible module, and the output end of the lean cost system is unidirectionally connected to the input end of the optimization and configuration module;

[0053] The power production module is used to obtain the supply chain of the historical power grid system based on the fuel supply of the power plant and the regular maintenance of the power generation equipment;

[0054] The power transmission module is used to obtain the required data in a timely manner on the losses generated in various aspects of work such as high-voltage transmission network, transmission equipment maintenance and transmission loss;

[0055] The power distribution module is used to distribute and process waste and inefficiency in various links such as power distribution network, power distribution equipment maintenance, and power distribution loss;

[0056] The power consumption module is used to confirm in time when load inaccuracies occur through potential waste and inefficiencies in end users, power-consuming equipment, and demand management;

[0057] The drawing and marking module is used to draw the supply chain process flow chart of the power grid system using machine algorithms and tools, and mark the key nodes that appear in the supply chain process chart;

[0058] The classification analysis module is used to classify the information after obtaining the specific information of cost waste, and identify the waste and inefficient links based on process bottleneck analysis;

[0059] The participation and reduction module is used to draw a new supply chain link flow chart and adjust the curve in the numerical value of the link participation impact system and node effect objective function, and then obtain the reduction rate of the supply chain service fee through curve analysis;

[0060] The optimization configuration module is used to utilize the acquired data information and supply chain flow chart, and to coordinate the quality and price when purchasing the necessary items such as related equipment.

[0061] The power generation module includes a power plant unit, a fuel supply unit and a power generation equipment maintenance unit, the output end of the power generation module is unidirectionally connected to the input end of the power plant unit, the output end of the power generation module is unidirectionally connected to the input end of the fuel supply unit, and the output end of the power generation module is unidirectionally connected to the input end of the power generation equipment maintenance unit;

[0062] Power plant units are used to generate electricity by burning fuel or using other energy sources. Potential waste and inefficiency may include unstable fuel supply and insufficient equipment maintenance;

[0063] The fuel supply unit is used to provide coal, natural gas, etc. required for power generation. Potential waste and inefficiency may exist in the supply chain disruption and transportation loss.

[0064] The power generation equipment maintenance unit is used to refer to the links of regular inspection and maintenance of power generation equipment to ensure normal operation. The potential waste and inefficiency that may exist in it is the cost waste caused by equipment failure due to untimely maintenance.

[0065] The power transmission module includes a power transmission loss unit, a high-voltage transmission network unit and a power transmission equipment maintenance unit. The output end of the power transmission module is unidirectionally connected to the input end of the power transmission loss unit, the output end of the power transmission module is unidirectionally connected to the input end of the high-voltage transmission network unit, and the output end of the power transmission module is unidirectionally connected to the input end of the power transmission equipment maintenance unit.

[0066] The transmission loss unit is used to refer to the link of power energy loss in the transmission process, among which the potential waste and inefficiency link may be voltage overload caused by line aging;

[0067] The high-voltage transmission network unit is used to transmit electricity from the power plant to the substation through the high-voltage transmission line. The potential waste and inefficiency links that may exist include transmission loss (energy loss, line aging), insufficient equipment maintenance;

[0068] The power transmission equipment maintenance unit is used to regularly inspect and maintain power transmission equipment such as transmission towers and transformers. Potential waste and inefficiency may exist in equipment failure and unreasonable maintenance plans.

[0069] The power distribution module includes a power distribution network unit, a power distribution equipment maintenance unit and a power distribution loss unit. The output end of the power distribution module is unidirectionally connected to the input end of the power distribution network unit, the output end of the power distribution module is unidirectionally connected to the input end of the power distribution equipment maintenance unit, and the output end of the power distribution module is unidirectionally connected to the input end of the power distribution loss unit.

[0070] The distribution network unit is used to distribute electricity from the substation to the end user. Potential waste and inefficiency in the distribution network are power distribution losses, such as current loss, overload, and insufficient equipment maintenance.

[0071] The power distribution equipment inspection unit is used to regularly inspect and maintain power distribution equipment such as distribution transformers and switchgear. Potential waste and inefficiency may exist in equipment failure and unreasonable inspection and calculation;

[0072] The power distribution loss unit is used to detect energy loss during the power distribution process, where potential waste and inefficiency may occur, such as voltage overload caused by line aging.

[0073] The power consumption module includes a terminal user unit, a power equipment unit and a demand management unit, the output end of the power consumption module is unidirectionally connected to the input end of the terminal user unit, the output end of the power consumption module is unidirectionally connected to the input end of the power equipment unit, and the output end of the power consumption module is unidirectionally connected to the input end of the demand management unit;

[0074] End-user units are used by end users of electricity in residential, commercial, and industrial settings, where potential waste and inefficiency may exist, such as low efficiency of electrical equipment and inaccurate demand management;

[0075] The power consumption unit is used for electricity meters and smart metering equipment to monitor and manage power consumption. Potential waste and inefficiency may exist in metering errors and equipment aging.

[0076] The demand management unit is used to predict electricity demand and adjust supply. Potential waste and inefficiency may exist in the process of inaccurate load forecasting and untimely demand response.

[0077] The drawing and marking module includes a link flow unit, a node marking unit and a machine algorithm unit, the output end of the drawing and marking module is unidirectionally connected to the input end of the link flow unit, the output end of the drawing and marking module is unidirectionally connected to the input end of the node marking unit, and the output end of the drawing and marking module is unidirectionally connected to the input end of the machine algorithm unit;

[0078] The link flow unit is used to calculate the supply chain link flow chart using the machine algorithm unit;

[0079] The node marking unit is used to mark the key nodes in the supply chain process flow chart;

[0080] The machine algorithm unit is used to use the following calculation formula:

[0081]

[0082] The classification and analysis module includes a waste classification unit, an analysis and identification unit and a time estimation unit, the output end of the classification and analysis module is unidirectionally connected to the input end of the waste classification unit, the output end of the classification and analysis module is unidirectionally connected to the input end of the analysis and identification unit, and the output end of the classification and analysis module is unidirectionally connected to the input end of the time estimation unit;

[0083] The waste classification unit is used to classify waste situations such as overproduction, waiting period, transportation period, overprocessing, inventory, human operation and defects;

[0084] The analysis and identification unit is used to analyze and identify waste and inefficient links using a systematic approach to bottleneck analysis;

[0085] The time estimation unit is used to calculate the difference between the earliest start time and the latest start time of each path in the supply chain of the power grid system to set the node estimation time, and use the following formula to estimate the time of the bottleneck node:

[0086]

[0087] The participating reducible module includes a drawing adjustment unit, an observation and analysis unit, and a reduction confirmation unit. The output end of the participating reducible module is unidirectionally connected to the input end of the drawing adjustment unit, the output end of the participating reducible module is unidirectionally connected to the input end of the observation and analysis unit, and the output end of the participating reducible module is unidirectionally connected to the input end of the reduction confirmation unit.

[0088] The drawing adjustment unit is used to draw the supply chain link process and adjust the curve based on the value of the link participation influence coefficient and the node efficiency objective function, and the drawing formula is as follows:

[0089]

[0090] The observation and analysis unit is used to observe the supply chain curve flow chart and analyze it to obtain the reducible rate of supply chain service fees;

[0091] The reduction confirmation unit is used to conduct final inspection and confirmation on the reducible rate of supply chain service fees obtained through observing the supply chain curve flow chart and observing and analyzing.

[0092] The optimization configuration module includes a procurement configuration unit, a procurement optimization unit and a procurement comparison unit. The output end of the optimization configuration module is unidirectionally connected to the input end of the procurement configuration unit, the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement optimization unit, and the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement comparison unit.

[0093] The procurement configuration unit is used to centrally and reasonably configure the power distribution equipment of the power grid and the expenses incurred in daily work;

[0094] The purchasing optimization unit is used to optimize the expenses after the purchasing configuration unit has processed them centrally;

[0095] The procurement comparison unit is used to compare and analyze the cost sample tables processed by the procurement configuration unit and the procurement optimization unit to obtain the insufficient loss part.

[0096] Specifically, when in use, after obtaining the supply chain links of the historical power grid system through the power production module, it is obtained based on the fuel supply situation of the power plant and the regular maintenance work of the power generation equipment. The power transmission module timely obtains the required data on the losses generated in various aspects of work such as the high-voltage transmission network, transmission equipment maintenance and transmission loss. The power distribution module distributes and processes the waste, loss and inefficiency links in various links such as the distribution network, distribution equipment maintenance and power distribution loss. When the load is inaccurate through the potential waste and inefficiency links of the end users, power equipment and demand management through the power consumption module, timely confirmation is made. The drawing and marking module uses machine algorithms and tools to draw a flow chart of the supply chain link of the power grid system, and marks the key nodes that appear in the flow chart of the supply chain link.

[0097] After obtaining the specific information of cost waste through the classification analysis module, this information is classified and processed. At the same time, based on the process bottleneck analysis, waste and inefficient links are identified. Through the participation and reduction module, the numerical value of the link participation affects the system and node effect objective function. Draw a new supply chain link flow chart and adjust the curve. Then, the reducible rate of the supply chain service fee is obtained through curve analysis. The obtained data information and supply chain flow chart are used through the optimization configuration module, and the quality and price are coordinated in the procurement of related equipment and other required items.

[0098] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A lean cost system based on power grid supply chain service fees, characterized by: include: A lean cost system, a power production module, a power transmission module, a power distribution module, a power consumption module, a drawing and marking module, a classification and analysis module, a participating and reducible module and an optimization and configuration module, wherein the output end of the lean cost system is unidirectionally connected to the input end of the power production module, the output end of the lean cost system is unidirectionally connected to the input end of the power transmission module, the output end of the lean cost system is unidirectionally connected to the input end of the power distribution module, the output end of the lean cost system is unidirectionally connected to the input end of the power consumption module, the output end of the lean cost system is unidirectionally connected to the input end of the drawing and marking module, the output end of the lean cost system is unidirectionally connected to the input end of the classification and analysis module, the output end of the lean cost system is unidirectionally connected to the input end of the participating and reducible module, and the output end of the lean cost system is unidirectionally connected to the input end of the optimization and configuration module; The power production module is used to obtain the supply chain links of the historical power grid system based on the fuel supply situation of the power plant and the regular maintenance work of the power generation equipment; The power transmission module is used to timely obtain the required data on the loss conditions generated in various aspects of work such as high-voltage transmission network, power transmission equipment maintenance and power transmission loss; The power distribution module is used to distribute and process waste and inefficient links in various links such as power distribution network, power distribution equipment maintenance and power distribution loss; The power consumption module is used to confirm in time when load inaccuracies occur through potential waste and inefficiency links among end users, power-consuming equipment, and demand management; The drawing and marking module is used to draw a supply chain process flow chart of the power grid system using machine algorithms and tools, and mark key nodes appearing in the supply chain process chart; The classification analysis module is used to classify and process the specific information of cost waste after obtaining it, and identify waste and inefficient links based on process bottleneck analysis; The participation and reduction module is used to draw a new supply chain link flow chart and adjust the curve in the numerical value of the link participation impact system and node effect objective function, and then obtain the reduction rate of the supply chain service fee through curve analysis; The optimization configuration module is used to utilize the acquired data information and the supply chain flow chart, and to coordinate the quality and price when purchasing the required items such as the related equipment.

2. The lean cost system based on power grid supply chain service fee according to claim 1 is characterized by: The power production module includes a power plant unit, a fuel supply unit and a power generation equipment maintenance unit, the output end of the power production module is unidirectionally connected to the input end of the power plant unit, the output end of the power production module is unidirectionally connected to the input end of the fuel supply unit, and the output end of the power production module is unidirectionally connected to the input end of the power generation equipment maintenance unit; The power plant unit is used to generate electricity by burning fuel or using other energy sources, and the potential waste and inefficiency may be unstable fuel supply and insufficient equipment maintenance; The fuel supply unit is used to provide coal, natural gas, etc. required for power generation, and the potential waste and inefficiency links that may exist include supply chain disruptions and transportation losses; The power generation equipment maintenance unit is used to periodically inspect and maintain the power generation equipment to ensure normal operation, wherein potential waste and inefficiency may exist in the cost waste caused by equipment failure due to untimely maintenance.

3. The lean cost system based on power grid supply chain service fee according to claim 2 is characterized by: The power transmission module includes a power transmission loss unit, a high-voltage transmission network unit and a power transmission equipment maintenance unit. The output end of the power transmission module is unidirectionally connected to the input end of the power transmission loss unit, the output end of the power transmission module is unidirectionally connected to the input end of the high-voltage transmission network unit, and the output end of the power transmission module is unidirectionally connected to the input end of the power transmission equipment maintenance unit. The power transmission loss unit is used to refer to the link of power energy loss in the power transmission process, among which the potential waste and inefficiency link may be voltage overload caused by line aging; The high-voltage transmission network unit is used to transmit electricity from the power plant to the substation through the high-voltage transmission line. Potential waste and inefficiency in the process include transmission loss (energy loss, line aging) and insufficient equipment maintenance; The power transmission equipment maintenance unit is used to regularly inspect and maintain power transmission equipment such as transmission towers and transformers, where potential waste and inefficiency may exist, such as equipment failure and unreasonable maintenance plan.

4. The lean cost system based on power grid supply chain service fee according to claim 3 is characterized by: The power distribution module includes a power distribution network unit, a power distribution equipment maintenance unit and a power distribution loss unit, wherein the output end of the power distribution module is unidirectionally connected to the input end of the power distribution network unit, the output end of the power distribution module is unidirectionally connected to the input end of the power distribution equipment maintenance unit, and the output end of the power distribution module is unidirectionally connected to the input end of the power distribution loss unit; The distribution network unit is used to distribute electricity from the substation to the end user, and the potential waste and inefficiency that may exist in the distribution of electricity is loss, such as current loss, overload, and insufficient equipment maintenance; The power distribution equipment inspection and maintenance unit is used to regularly inspect and maintain power distribution equipment such as distribution transformers and switchgear, where potential waste and inefficiency may exist, such as equipment failure and unreasonable inspection and calculation; The power distribution loss unit is used for the energy loss link of power in the power distribution process, wherein the potential waste and inefficiency link that may exist is the voltage overload caused by line aging.

5. The lean cost system based on power grid supply chain service fee according to claim 4 is characterized by: The power consumption module includes an end-user unit, an electric device unit and a demand management unit, wherein the output end of the power consumption module is unidirectionally connected to the input end of the end-user unit, the output end of the power consumption module is unidirectionally connected to the input end of the electric device unit, and the output end of the power consumption module is unidirectionally connected to the input end of the demand management unit; The end-user units are used by end users of electricity in residential, commercial, industrial and other areas, where potential waste and inefficiency may exist in the form of low efficiency of electrical equipment and inaccurate demand management; The power consumption equipment unit is used for monitoring and managing power consumption, such as electric meters and smart metering equipment, where potential waste and inefficiency may exist in metering errors and equipment aging; The demand management unit is used to predict power demand and adjust supply, in which potential waste and inefficiency may exist in the form of inaccurate load forecasting and untimely demand response.

6. The lean cost system based on power grid supply chain service fee according to claim 5 is characterized by: The drawing marking module includes a link flow unit, a node marking unit and a machine algorithm unit, the output end of the drawing marking module is unidirectionally connected to the input end of the link flow unit, the output end of the drawing marking module is unidirectionally connected to the input end of the node marking unit, and the output end of the drawing marking module is unidirectionally connected to the input end of the machine algorithm unit; The link flow unit is used to calculate the supply chain link flow chart using the machine algorithm unit; The node marking unit is used to mark key nodes in the supply chain process flow chart; The machine algorithm unit is used to use the following calculation formula:

7. The lean cost system based on power grid supply chain service fee according to claim 6 is characterized by: The classification and analysis module includes a waste classification unit, an analysis and identification unit and a time estimation unit, the output end of the classification and analysis module is unidirectionally connected to the input end of the waste classification unit, the output end of the classification and analysis module is unidirectionally connected to the input end of the analysis and identification unit, and the output end of the classification and analysis module is unidirectionally connected to the input end of the time estimation unit; The waste classification unit is used to classify waste situations such as overproduction, waiting period, transportation period, overprocessing, inventory, human operation and defects; The analysis and identification unit is used to analyze and identify wasteful and inefficient links using a systematic bottleneck analysis method; The time estimation unit is used to calculate the difference between the earliest start time and the latest start time of each path in the supply chain of the power grid system to set the node estimation time, and use the following formula to estimate the time of the bottleneck node:

8. The lean cost system based on power grid supply chain service fee according to claim 7 is characterized by: The participating reducible module includes a drawing adjustment unit, an observation and analysis unit, and a reduction confirmation unit. The output end of the participating reducible module is unidirectionally connected to the input end of the drawing adjustment unit, the output end of the participating reducible module is unidirectionally connected to the input end of the observation and analysis unit, and the output end of the participating reducible module is unidirectionally connected to the input end of the reduction confirmation unit; The drawing adjustment unit is used to draw the supply chain link process and adjust the curve based on the value of the link participation influence coefficient and the node efficiency objective function, and the drawing formula is as follows: The observation and analysis unit is used to observe the supply chain curve flow chart to analyze and obtain the reducible rate of the supply chain service fee; The reduction confirmation unit is used to conduct a final inspection and confirmation on the reducible rate of the supply chain service fee obtained through observation of the supply chain curve flow chart and observation analysis.

9. The lean cost system based on power grid supply chain service fee according to claim 8, characterized in that: The optimization configuration module includes a procurement configuration unit, a procurement optimization unit and a procurement comparison unit, the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement configuration unit, the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement optimization unit, and the output end of the optimization configuration module is unidirectionally connected to the input end of the procurement comparison unit; The purchasing configuration unit is used to centrally and reasonably configure the power distribution equipment of the power grid and the expenses generated by daily work; The purchasing optimization unit is used to optimize the expenses after the purchasing configuration unit has processed them centrally; The procurement comparison unit is used to compare and analyze the expense sample tables generated by the procurement configuration unit and the procurement optimization unit to obtain the insufficient loss part.

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