40 results about "Cost calculation" patented technology

The invention provides a logistics charging engine system and method, and relates to the technical field of logistics transportation, and the method comprises the steps: extracting a business field and a metering field from a charging document, matching a charging rule to generate a cost calculation scheme, and carrying out the operation of the metering field to obtain a charging result. And collecting the charging result and the related document information to form a settlement bill, and aggregating a plurality of settlement bills according to a preset merging rule to form a bill. In addition, a plurality of charging results meeting a threshold condition can be automatically combined by constructing an adjacent matrix and executing graph search on the non-zero association degree of the adjacent matrix. Carrying out individual anomaly detection on a charging result before merging, and carrying out adjacency matrix construction after abnormal orders are eliminated; and after merging is completed, group anomaly detection is executed for the whole group of orders, and if an anomaly is triggered, splitting or isolation processing is carried out. According to the invention, the method can improve the merging efficiency and abnormality prevention and control in a large-scale order scene while maintaining the charging accuracy.

The invention discloses a port-adjacent logistics park planning and design method and system, and belongs to the technical field of port logistics planning and engineering informationization, and the method comprises the steps: generating a plurality of sets of port-adjacent logistics park parameterized plane models, and outputting m sets of park planning and design schemes and corresponding unit parameter data sets; calculating the annual workload and the average stockpiling day number of different types of goods, and outputting a goods quantity statistical result; calculating sub-item cost and engineering cost of each plane unit, and calculating other cost and reserve cost of engineering construction so as to obtain and output total investment of the engineering; calculating the sub-item incomes of the storage unit and the storage yard unit, and correcting the sub-item incomes according to the comprehensive influence factors to obtain the expected income of each set of planning and design scheme; and determining the planning design scheme with the minimum cost-to-benefit ratio as an optimal scheme. According to the method, layout generation, cargo volume prediction, cost calculation and income comparison and selection can be completed at the same time in the planning stage, and the problems that traditional planning design is low in efficiency and lacks economical linkage analysis are effectively solved.

The invention discloses a warehouse management system for accurately managing and controlling inventory, and the system constructs a three-dimensional physical model through collecting a warehouse physical structure, a dynamic constraint factor and cargo information. Meanwhile, an optimal transportation path is planned based on the storage coordinates and the shipping port coordinates, and the transportation cost and the current storage cost are calculated; calculating a residual value through attributes such as the goods immediacy degree and the goods delivery frequency; using an ARIMA-LSTM fusion model to predict the future storage cost; and finally, the warehouse-out priority is calculated through the multi-dimensional parameters, and the to-be-scrapped goods are automatically marked in combination with an early warning threshold value. According to the method, the problems of single warehouse-out decision, extensive path cost calculation and poor suitability of medium and large-scale warehouses of a traditional system are solved, the inventory management and control precision, the warehouse-out process high efficiency and the operation cost optimization are realized, and the inventory turnover rate and the warehouse management comprehensive benefits are improved.

According to the present invention, a power cost management device comprises: an expected power market price calculation unit that calculates an expected power market price in a certain period on the basis of past power market price information including past power market prices of power, weather forecast information in a certain period in the future, and usage outlook information including a power usage outlook of a power system in the certain period; an expected power cost calculation unit that calculates an expected power cost in the expected certain period on the basis of the expected power market price calculated by the expected power market price calculation unit and an operation schedule for future operation of a plurality of production facilities in a preset production plan; and a facility operation ranking generation unit that generates a facility operation ranking defining a ranking of a plurality of operation sequences of a production facility to be operated from among the plurality of production facilities on the basis of the expected power cost calculated by the expected power cost calculation unit.

This patent application focuses on developing innovative methods and systems for calculating and analyzing transportation and freight costs. Its aim is to provide solutions that enable more efficient and effective calculation and analysis of transportation and freight costs. This system, with a wide range of applications, covers both freight an shipping charge calculations. The transportation cost calculation includes processes of calculating transportation cost, freight cost, and analyzing these costs. Shipping charge calculation, on the other hand, comprises processes of calculating and analyzing freight and freight rates. This application is designed to standardize and optimize cost calculation and analysis processes in the transportation industry

To calculate projected labor costs that more accurately reflect actual costs. [Solution] The cost accounting unit 102c obtains employee, work content, and work time from the daily report data stored in the storage unit 106, refers to the employee master 106e to obtain the planned man-hour unit price code using the employee as the key, refers to the work content classification determination master 106b to obtain cost elements using the obtained work content as the key, refers to the planned man-hour unit price master 106d to obtain the planned cost (standard unit price, multiplier) using the obtained planned man-hour unit price code and cost elements as the keys, and calculates the planned labor cost for each cost element for the obtained employee by multiplying the planned cost by the work time.

The invention is suitable for the technical field of parking management, and provides a parking space distribution and cost calculation method and system, and electronic equipment, and the method comprises the steps: carrying out the encoding of a constructed user input text sequence through employing an encoder of a pre-training generative model, and generating a user feature vector; combining the constructed parking space feature matrix with the user feature vector, and generating a dynamic weight coefficient by using a decoder of the model; calculating a recommendation matching score of each parking space in the candidate parking space library and generating a recommendation list based on the dynamic weight coefficient in combination with a preset distance attenuation function and a historical similarity between the user and the parking space; in response to a selection instruction of a user for a target parking space, obtaining a basic rate and a rental time length of the target parking space, and calculating a rental fee; and in the lease period, predicting the lease renewal intention of the user by using the model, and if the prediction probability exceeds a preset threshold, generating a lease renewal order. The problems that an existing parking management system is rigid in distribution logic and single in charging mode are solved.

The invention relates to the technical field of cost accounting, and discloses an offline production caliber cost accounting method, which comprises the following steps: building a cost accounting data model to provide a basis for improving the efficiency and accuracy of cost management, optimizing resource configuration and supporting decision making; establishing a uniform interface platform of the integrated heterogeneous system, and collecting actual production data of the offline caliber; and accounting the output of offline products of different production lines according to a cost accounting model. The method achieves the accounting of the production cost at the product offline time node of the iron and steel enterprise, and improves the management and control timeliness level of the production cost. A uniform interface platform of an integrated heterogeneous system is established, and actual production data is collected according to production characteristics of different production lines, so that an accounting result is close to actual production to the greatest extent; the informatization system implemented based on the method realizes the function of timing automatic cost accounting, avoids a large amount of tedious and low-efficiency work, and saves a large amount of labor cost.

The invention discloses an automobile sales service system based on the Internet, and relates to the technical field of automobile sales service. Comprising a sales information base, a customer information management module, a processing execution module and a service module. The method is used for solving the problems of transportation cost and efficiency, insufficient after-sales service, poor customer experience, lack of fault prediction and maintenance reminding and the like in the prior art. According to the invention, the delivery scheme is optimized through an intelligent algorithm and accurate cost calculation, the optimal delivery mode is intelligently matched in combination with the geographic position, the time requirement and the inventory condition of the customer, the transportation cost is reduced, and the efficiency is improved; meanwhile, personalized services are provided, delivery, repair, maintenance and other schedules are tracked in real time, and the customer experience is improved; besides, the system collects and analyzes vehicle driving data, driving habits and environmental factors in real time by using the Internet of Vehicles technology and data analysis, pre-warns potential faults in advance and generates maintenance instructions, and the fault prediction accuracy is enhanced.

The invention discloses a product cost calculation method and device, equipment and a medium. The method comprises the following steps: determining multiple items of product processing information according to a three-dimensional design model input by a user; performing option information configuration on a plurality of production scheme configuration items in a production scheme configuration column according to the product processing information so as to provide a production scheme configuration prompt for a user; and obtaining a cost calculation result according to the production scheme configured by the user, and performing cost display according to a preset data result presentation form. By the adoption of the technical scheme, design requirement input, manufacturing scheme output and real-time updating of cost information can be achieved, and the problems that in the prior art, cost obtaining is long in period and large in difficulty, and the requirements of rapid design, rapid verification and delivery cannot be met are solved.

The invention discloses an aircraft lease expense accurate calculation system based on actual lease days, which comprises a contract data analysis module used for analyzing a structured or unstructured aircraft lease contract file, a lease day accurate calculation module used for calculating the actual lease days accurate to hours or days, a multi-dimensional expense calculation module used for calculating the actual lease days accurate to hours or days, and a lease expense calculation module used for calculating the actual lease days accurate to hours or days. The system comprises a basic rental fee calculation module used for calculating basic rental fees based on actual rental days and daily rent rates, a dynamic bill generation and push module used for generating structured electronic bills according to total rental fees, and a fee auditing and intelligent early warning module used for monitoring fee calculation results in real time. Therefore, automatic, precise and intelligent management of the whole process from contract input to bill generation and from cost simulation to auditing and evidence storage is realized, and the problems of human errors, low efficiency, frequent dispute and the like in traditional aircraft lease cost calculation are effectively solved.

This invention relates to a method, apparatus, equipment, and medium for automatic configuration and cost calculation of miscellaneous charges. The method includes constructing a multi-dimensional standardized template library and completing import verification to form a set of callable pricing rules; upon receiving a calculation request, retrieving and preprocessing order-related data across systems; filtering candidate rules through a rule matching engine and determining the optimal billing basis by weighting and sorting according to a preset priority system; adapting the billing mode and formula based on this basis, initiating batch parallel calculations and handling anomalies synchronously; and supporting multi-format export and cross-system synchronization after integrating the results. This invention includes modules for template library construction and verification, data retrieval and preprocessing, rule matching and sorting, cost calculation and anomaly handling, and result integration and synchronization. It achieves automatic configuration and efficient calculation of miscellaneous charges, improves data accuracy and process closure, adapts to the needs of multiple scenarios throughout the warehousing and logistics process, and significantly reduces labor costs.

This invention discloses a refined cost accounting method for cross-border multi-entity e-commerce, including: receiving original documents and parsing key information fields; determining whether the original documents belong to inter-company transactions; determining whether the original documents match the transaction link segment rules; generating derivative documents when they match; performing inbound cost calculation for internal purchase orders and inbound purchase orders: breaking down the inbound cost into multiple cost items, calculating the amount of each cost item in parallel under the transaction currency, local currency, and purchase currency, and determining the inbound cost for this transaction; performing outbound cost calculation for internal sales orders and sales outbound orders: locking the outbound cost based on the weighted average unit price of the inventory, and synchronously transferring the amount in different currencies for each cost item; updating the cost balance of the inventory in real time; and generating a transaction log for the detailed status before and after each inventory change. This invention decomposes cost accounting into the processing of each document, achieving real-time and accurate cost calculation.

To appropriately process whether or not to include warehouse storage fees as an element of inventory evaluation unit price when treating them as a cost element.SOLUTION: A warehouse storage fee processing device according to the present embodiment includes cost calculation processing means which calculates an inventory evaluation unit price (including additional costs) for inventory data matching a product in expense payment scheduled data by an expression: ((quantity×inventory evaluation unit price)+(expense amount in the expense payment scheduled data))÷quantity, calculates an allowable inventory evaluation unit price (including additional costs) by an allowable inventory calculation variation rate of the inventory evaluation unit price×a product master, updates the inventory evaluation unit price in the inventory data to the inventory evaluation unit price (including additional costs) when the inventory evaluation unit price (including additional costs) is smaller than the allowable inventory evaluation unit price (including additional costs), and rewrites the cost unit price and cost amount in sales data where the product matches in each sales data and the transaction type is inventory-out.SELECTED DRAWING: Figure 1

The invention discloses an iron and steel enterprise element cost measuring and calculating method and system based on a rule chain, and the method comprises the steps: S1, dispersing all materials in a material balance diagram into material data objects, and calculating the input and output of each material; s2, creating an energy medium data object, creating a rule relationship and a message route between the energy medium data object and the material data object, and calculating the consumption amount and the recovery amount of the energy medium in each process; s3, calculating the cost amount and the sales amount of each material data and the cost amount and the sales amount of each energy medium; and S4, generating an element cost table and a sales income table. A material data object is automatically obtained from an equilibrium graph, and then material and energy-medium balance at a physical level and price and cost calculation at a financial level are deeply fused through a rule chain, so that an automatic and systematized cost calculation method is constructed, end-to-end automatic calculation from production data to a cost result is realized, and the calculation efficiency is improved. And the efficiency and accuracy of measurement and calculation are greatly improved.

Embodiments of the present invention disclose an order splitting processing method, apparatus, computer device, and storage medium. The method includes: obtaining inventory data of goods and recording whether the goods in the order are fully shipped; converting the inventory situation of each warehouse in the order into decimal and storing it as a key-value pair to obtain a storage result; performing an optimal solution calculation for the number of shipping warehouses according to the storage result to obtain an optimal warehouse combination; checking whether there is a situation of multiple warehouses having the same goods in the optimal warehouse combination through bitwise operations; when it exists, constructing a combination set; performing data translation and cost calculation on the combination of multiple warehouses having the same goods, and determining the shipping combination with the lowest cost; updating the inventory, and displaying the shipping situation and order numbers of each warehouse. By implementing the method of the embodiments of the present invention, the problems in the prior art that the order splitting and warehouse selection are too simple, and the inventory cannot be effectively optimized and the logistics cost cannot be reduced, resulting in low shipping efficiency and unreasonable freight costs, can be solved.

To calculate the cost amount of cost price items not used in progress rate calculation according to a progress rate, thereby enabling accurate understanding of overall cost prices based on the progress rate.SOLUTION: A discrimination unit refers to a cost price item master table based on budgeted amounts and actual cost price items and determines whether the budgeted amounts and actual cost price items are cost price items used in calculating a work progress rate. A progress rate calculation unit calculates a progress rate, which is a ratio of the total amount of actual cost prices of used cost price items to the total budgeted amount of used cost price items that are determined to be used in calculating the progress rate. An excluded item cost price calculation unit multiplies the calculated progress rate by a budgeted amount of excluded cost price items excluded from the progress rate calculation to calculate the actual cost prices of the excluded cost price items corresponding to the progress rate. A progress accrued expense calculation unit calculates progress accrued expenses, which are differences between the calculated actual cost prices of the excluded cost price items and the actual cost prices of the excluded cost price items recorded on a closing date.SELECTED DRAWING: Figure 1

The invention discloses a reasonable penalty factor setting method and system based on unit quotation and sensitivity. The method comprises the following steps: reading unit quotation, a power flow transfer factor and section data related to a section and a line; calculating a single-period section shadow price based on the section cost; different types of section punishment shadow prices are calculated; performing penalty factor limitation setting of the day-ahead market or real-time market power generation dispatching optimization model based on a duality theory; calculating and setting penalty factors under multi-stage requirements; a penalty factor is selected and added into a scheduling and pricing model for calculation, an optimization model of the spot market is solved according to input data under the condition of following corresponding standby constraints, and reasonable unit clearing amount and market bid winning price are obtained. Based on the quotation and the sensitivity factor between the devices, the power dispatching optimization calculation efficiency and the spot market quantity-price matching degree can be improved according to actual demand setting.

The present invention discloses an automatic calculation method for vehicle configuration difference costs, specifically relating to the field of vehicle configuration calculation technology, including defining basic configuration items and comparison configuration items to be compared based on a vehicle configuration table; obtaining a difference parts list by parsing the configuration condition attributes of a part row; distinguishing BOM rows marked as pending confirmation; querying the latest unit price and multi-version cost BOM switching by effective date; and calculating configuration difference costs based on part unit price and BOM usage. The present invention supports defining multiple groups of configuration items at one time and performing batch calculations, reducing the workload required for manual calculations to minutes, significantly improving the work efficiency of cost management personnel, and at the same time improving the accuracy of configuration difference cost calculations, effectively solving the problem of difficulty in quickly matching and parsing parts difference lists, and strongly supporting cost management personnel in carrying out configuration change impact analysis, vehicle version difference cost analysis, vehicle option cost analysis, and vehicle pricing and other related work.

The invention discloses a logistics differential charge calculation method, and the method comprises the steps: judging whether batch collection is carried out or not, obtaining the collection weight data of a large logistics package before the large logistics package enters distribution, and judging whether the large logistics package has small logistics packages collected in batches or not according to whether the small logistics packages in the large logistics package have batch collection weight records or not; the effective weight of the small logistics pieces is stored; the effective weight of the large logistics package is determined, the effective weights of the small logistics pieces are accumulated, and the effective weight of the large logistics package is calculated; carrying out the differential weight settlement of the large logistics packet, calculating the difference between the sign-in weight and the effective weight of the large logistics packet, and carrying out the settlement of the differential weight of the large logistics packet; and the differential freight of the small logistics items is confirmed. According to the method, whether the small logistics items in the large logistics package have the single-piece collection weight record or not can be distinguished, the effective weight of the single piece is preferentially adopted for differential weight calculation, errors caused by inaccurate batch collection data are avoided, and the accuracy and rationality of overall differential weight cost distribution are improved.

The invention belongs to the field of intelligent manufacturing, and relates to a self-adaptive intelligent production resource optimal configuration method and system, and the method comprises the following steps: constructing a production efficiency calculation model, and calculating the numerical value of the production efficiency; setting a threshold value of the production efficiency, and comparing the numerical value of the production efficiency with the threshold value; if yes, a production cost calculation model is constructed, and the numerical value of the production cost is calculated; setting a threshold value of the production cost, and comparing the numerical value of the production cost with the threshold value; if yes, a comprehensive benefit calculation model is constructed, and the value of comprehensive benefits is calculated; setting a first threshold value and a second threshold value of comprehensive benefits; and comparing the value of the comprehensive benefit with the first threshold value and the second threshold value, and selecting different production resource optimization configuration modes. The problems that manual judgment is limited by personal experience and ability, and actual requirements and configuration effects of production resources are difficult to comprehensively and accurately assess are solved.

The utility model provides an intelligent calculation and analysis instrument for logistics cost, which relates to the technical field of logistics cost calculation and comprises a support, a moving block is arranged in the support, a base is placed at the top end of the moving block, and a calculation and analysis instrument main body is fixed at the top end of the base. A motor runs to drive a screw rod to rotate, so that a moving block transversely moves under the limitation of a limiting column, and therefore, a calculation analyzer main body mounted at the top end of the moving block can be driven to be adjusted according to the position of goods on a conveying belt, and the practicability is higher; during use, a user only needs to oppositely pull the two pull blocks to drive the two clamping columns to retract into the inner cavity, at the moment, the user places the calculation analyzer body and the base at the bottom end of the calculation analyzer body between the two fixing blocks, the two pull blocks are loosened, the two clamping columns enter clamping holes formed in the two ends of the base under the reset thrust of springs, and therefore the position of the base is positioned; and the effect of quick installation is achieved.

The invention relates to the technical field of artificial intelligence, is applied to a financial insurance scene, and particularly relates to a right stock dynamic control method and device, equipment and a medium. Multi-dimensional initialization processing is performed on current stock data in a right stock table to obtain virtual stock data, and the virtual stock data is input into a consumption regression model to obtain a consumption regression model; and obtaining predicted inventory consumption demand data in a predicted unit time, determining a user flow condition and an inventory impact factor of each business product at the current observation time, inputting the inventory impact factor into the cost calculation model according to the importance degree and the investment budget of each business product, and calculating to obtain a right calculation result. The target replenishment amount is determined based on the current inventory data, the predicted inventory consumption demand data, the user flow condition and the right and interest calculation result, then right and interest inventory dynamic control is performed based on the target replenishment amount, the current flow condition can be better adapted, and the accuracy of right and interest inventory dynamic control is improved.

The invention belongs to power supply structure planning, particularly relates to an EANS-Shapley-based comprehensive cost calculation and allocation method and system for a power system, and converts the cost allocation problem of the power system into a more systematized and modularized calculation method through an EANS-Shapley method. Compared with a traditional method, the EANS-Shapley method can avoid complex multi-dimensional resource allocation and calculation by focusing on cost allocation between power supply investment planning and a market subject, so that the overall calculation efficiency is improved. The EANS-Shapley method is combined with different investment and construction scenes of the power system and corresponding investment and construction cost, and the cost can be accurately allocated to different market subjects based on the actual contribution of the system capacity and the auxiliary service.

The invention belongs to the field of airplane airborne product maintenance, and particularly relates to a maintenance operation cost accounting method based on an equivalent model, which comprises the following steps: S1, accounting the total production cost; s2, calculating the operation equivalent of each product; s3, calculating the annual delivery equivalent of each type of product according to the operation equivalent of each type of product and the annual delivery quantity of the corresponding product; s4, calculating the total operation equivalent of all products; s5, calculating the unit equivalent cost according to the total production cost and the total operation equivalent; s6, calculating the cost of a single product according to the unit equivalent cost; and S7, calculating the cost of the production line.

According to the system for calculating and analyzing the whole process cost before iron making, standardized storage of raw materials and process data is achieved through the database module before iron making, and data support is provided for an evaluation system; the raw material evaluation module establishes a scientific cost performance quantitative model, and breaks through the limitation of traditional experience evaluation; the ratio optimization module realizes global cost optimization of sintering, pelletizing, coking and blast furnace ratio based on a constraint equation and a planning solution algorithm; the quality and energy analysis module ensures that the scheme conforms to the actual production through a dynamic feedback mechanism; and the cost calculation module integrates the cost of each process to form a whole-process total cost view. Full-chain closed-loop optimization of raw material selection-process proportioning-mass-energy balance-cost accounting is realized, and compared with artificial experience decision, fine management of material flow and energy flow of each process before iron making is more convenient, material and heat consumption is reduced, resource recycling is increased, and cost is reduced. And the timeliness and adaptability of the optimization scheme are continuously maintained through the dynamic updating module and the feedback adjusting module.

The invention discloses an automatic calculation method for vehicle type configuration difference cost, and particularly relates to the technical field of vehicle type configuration calculation, and the method comprises the steps: defining a to-be-compared basic configuration item and a to-be-compared comparison configuration item based on a vehicle type configuration table; obtaining a difference part list by analyzing the configuration condition attributes of the part rows; judging the BOM line marked as the to-be-confirmed line; querying the latest unit price according to the effective date and switching the multi-version cost BOM; a configuration difference cost is calculated based on the part unit price and the BOM usage. The method supports one-time definition of multiple groups of configuration items and batch calculation, shortens the workload required by manual calculation to a minute level, greatly improves the working efficiency of cost management personnel, improves the accuracy of configuration difference cost calculation, effectively solves the problem that a part difference list is difficult to quickly match and analyze, and improves the accuracy of part difference cost calculation. Cost management personnel are powerfully supported to carry out configuration change influence analysis, vehicle type version difference cost analysis, vehicle type matching item cost analysis, vehicle type pricing and other related work.

The invention provides an order express cost calculation method and device and electronic equipment, and relates to the technical field of logistics. The method comprises the steps that a target order is acquired, the target order is an order which carries out marking processing according with a preset condition, and the preset condition comprises that the target order is associated with a corresponding warehouse management system; requesting to obtain consumable information corresponding to the target order from a warehouse management system; and calculating the express cost of the target order according to the commodity information and the consumable information in the target order. According to the method and the device, the problem of inaccurate express fee calculation caused by neglecting the weight or the volume of the consumables in the prior art is solved, the effect of more accurate order express fee calculation is realized, meanwhile, the influence of acquiring the consumables on the main process of the order is avoided through a marking processing mode, and the smoothness of order processing is guaranteed.

The invention provides a cost calculation method, a cost calculation system and related equipment, and the method comprises the steps: obtaining the identifiers of a plurality of sales units inputted by a user, the unit prices of the plurality of sales units, and a corresponding relation among a large number of calculation elements which affect the unit prices of the plurality of sales units; the elements in the corresponding relation are automatically converted into a vector form, and then, when the user needs to carry out cost calculation every time, a cost calculation request input by the user is obtained; the cost calculation request carries the identifier of each sales unit expected to be sold to the customer by the user, the number of each sales unit and the calculation element influencing the unit price of each sales unit, so that the corresponding relationship in the vector form can be automatically queried based on the information carried in the cost calculation request; the unit price of each sales unit expected to be sold to the customer by the user under the influence of the calculation elements is obtained, cost calculation is automatically performed based on the inquired unit price information, convenience and rapidness are achieved, and the cost calculation efficiency can be effectively improved.

The invention belongs to the technical field of vehicle scheduling, and discloses a wharf short-distance transfer vehicle scheduling method and system based on hybrid cost optimization, and the method comprises the following steps: S1, presetting parameters; s2, determining core task content of short-distance reshipment; s3, key information is collected in real time according to the vehicle running state, the goods yard operation condition, the goods attributes and the running road condition; s4, the key information is preprocessed, the adaptability of the vehicle and the goods is verified, the related time cost is calculated in combination with preset parameters, and historical data is reserved; s5, calculating the total economic cost of different transportation schemes through a hybrid cost optimization algorithm by using the related time cost, and screening out the optimal vehicle configuration and alternative routes; and S6, issuing a scheduling instruction according to the optimal vehicle configuration and the alternative route, and dynamically optimizing and adjusting the scheduling scheme subsequently. The method is high in dynamic adjustment capability, comprehensive and accurate in cost calculation and capable of guaranteeing task execution.