CN111415133A - Shield project cost and benefit monitoring system - Google Patents
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Abstract
The invention discloses a cost and benefit monitoring system for a shield project, which comprises an initialization module, a budget module, a responsibility cost module, an actual cost module and a comparison module, wherein the initialization module is used for acquiring the cost and benefit of the shield project; the initialization module is used for importing project data to obtain initialization information; the budget module is configured with a shield construction quota base and used for carrying out cost budget according to the initialization information and the shield construction quota base to obtain cost budget information; the responsibility cost module is used for adjusting the cost budget information according to the shield construction quota library and the initialization information to obtain responsibility cost information; the actual cost module is used for recording and storing actual cost information of the shield project; and the comparison module is used for comparing the responsibility cost information with the actual cost information. The invention aims to provide a cost and benefit monitoring system for a shield project, which converts a periodic cost monitoring mode into a linear monitoring mode so as to dynamically monitor the cost and benefit of the shield project.
Description
Technical Field
The invention relates to the field of shield construction cost management, in particular to a cost and benefit monitoring system for a shield project.
Background
The enterprise business main body of the shield construction industry is a project, so that the management of the shield construction enterprise to the enterprise is centered on the project, the cost is a main line, and the benefit of the shield construction enterprise can be ensured only by effectively controlling and monitoring the main line of the cost.
Regardless of the traditional project cost control mode or project management software in the industry, most of the project cost control software takes results as guidance, records and collects actual occurrence cost, only after a certain milestone node is constructed or even a project is finished, cost collection, summarization and calculation are carried out through investment of a large number of project personnel to obtain actual cost, actual cost reaction is not timely, the cost reaction does not have linear characteristics, and problems are difficult to find in time by a management layer.
The shield project, project earlier stage will all invest a large amount of resources to do project cost budget, the purpose is very clear, it is not only with the quotation reference that the owner carries out project earlier stage bid, but also to one prediction of project construction cost, namely a target cost of project to the enterprise, and all expenses that take place in the construction project are the actual cost, only when the actual cost is controlled in the target cost scope, it is profitable project to the enterprise, although in production, the configuration of all resources is in order to guarantee progress and quality of project, but the result is the management and control mode of direction, the condition of project loss appears very easily.
Disclosure of Invention
The invention aims to provide a cost and benefit monitoring system for a shield project, which converts a periodic cost monitoring mode into a linear monitoring mode, and can dynamically monitor the cost and benefit of the shield project so as to realize cost control.
The invention is realized by the following technical scheme:
a shield project cost and benefit monitoring system comprises an initialization module, a budget module, a responsibility cost module, an actual cost module and a comparison module;
the initialization module is used for importing project data of the shield project, obtaining initialization information of shield project cost and storing the initialization information;
the budget module is configured with a shield construction quota base and used for carrying out cost budget according to the initialization information and the shield construction quota base to obtain cost budget information of the shield project and simultaneously storing the cost budget information;
the responsibility cost module is used for adjusting the cost budget information according to the shield construction quota library and the initialization information to obtain responsibility cost information and storing the responsibility cost information;
the actual cost module is used for recording and storing actual cost information of the shield project;
and the comparison module is used for comparing the responsibility cost information with the actual cost information so as to dynamically monitor the cost and the benefit of the shield project.
The responsibility cost is further improved on the basis of the result of budgeted personnel, the responsibility cost is practically infinitely close to the actual cost, and the actual cost and the benefit of the project can be dynamically monitored by comparing the responsibility cost with the actual cost. In the scheme, the system can closely link the loose relationship among the budget cost, the responsibility cost and the actual cost of the shield industry, so that the cost monitoring is automatic and digital. And the manager can further control the cost by accurately mastering the cost.
Further, the initialization module comprises an import unit, a conversion unit and a storage unit A;
the importing unit is used for importing contract data and technical data of the shield project;
the conversion unit is used for converting the contract data and the technical data into tree structure data;
and the storage unit A is used for storing the tree structure data.
Further, the budget module comprises a computing unit A, an editing unit A and a storage unit B;
the storage unit B is used for storing a shield construction quota library;
the computing unit is used for carrying out cost computation according to the shield construction quota library and the tree structure data to obtain cost reference data of the shield project;
and the editing unit A is used for correcting the cost reference data to obtain cost budget information, and transmitting the cost budget information to the storage unit B for storage.
Further, the responsibility cost module comprises an editing unit B and a storage unit C;
the editing unit B is used for adjusting the cost budget information according to the shield construction quota library and the initialization information to obtain responsibility cost information;
and the storage unit C is used for storing the responsibility cost information.
Further, the actual cost module comprises a direct cost module, an indirect cost module and a calculation module;
the direct cost module is used for recording labor cost information, material cost information and mechanical cost information in the shield project to obtain direct cost information;
the indirect cost module is used for recording the management cost information in the shield project to obtain indirect cost information
And the calculation module is used for counting the direct cost information and the indirect cost information to obtain actual cost information.
Further, the direct cost module comprises a labor cost unit, a material cost unit and a mechanical cost unit;
the labor cost unit is used for counting the labor cost of the day and comprises an attendance checking unit, a production unit and a counting unit A;
the attendance checking unit is used for acquiring attendance checking data of the current day;
the production unit is used for acquiring production data of the current day;
the statistic unit A is used for counting the labor cost of the current day according to the attendance data and the production data;
the material cost unit is used for counting the material cost of the current day and comprises a material planning unit, an input unit and a counting unit B;
the material planning unit is used for calculating the consumption of main materials on the same day according to the initialization information;
the recording unit is used for recording daily consumption of sporadic materials, daily engineering quantity and daily excess consumption exceeding the daily consumption of the main materials;
the statistical unit B is used for calculating the material cost of the current day according to the consumption of the main materials of the current day, the consumption of the sporadic materials of the current day, the engineering quantity of the current day and the super consumption;
the mechanical cost unit is used for counting the mechanical cost of the current day and comprises a data acquisition unit and a counting unit C;
the data acquisition unit is used for acquiring the working time of the equipment, the source type of the equipment and the lease mode of the equipment on the same day;
and the statistical unit C is used for counting the mechanical cost of the day according to the working duration, the source type and the leasing mode.
Further, the statistical manner of the labor cost unit is as follows:
zcb＝∑(i，n)；
i＝rgz+jj；
rgz＝(jbgz-sbkk-dk)/dd；
jj＝cq*js*k；
wherein zcb represents total day cost of labor, i represents single person cost of labor, n represents attendance, rgz represents day payroll, jj represents bonus, jbgz represents basic payroll, sbkk represents social security deduction, dk represents generation deduction, dd represents day number, cq represents attendance factor, js represents bonus base, and k represents bonus coefficient.
Further, the statistical mode of the material cost unit is as follows:
allmc＝ammc+ec+fmc；
ammc＝(pm*up1+se*up2*t0)*w；
ec＝(pmmc1*up1+pmmc2*up2*t0)*w；
fmc＝fm*uup；
wherein, almc represents the total material consumption cost of the current day, ammc represents the main material cost of automatic acquisition and calculation, ec represents the over-consumption main material cost, and fmc represents the cost of sporadic material consumption;
pm represents the consumption of the monocyclic non-duct-piece main material, up1Representing the purchasing unit price of the single-ring non-pipe-piece main material, se representing the unit time consumption of the single-ring main material pipe piece, up2Represents the procurement unit price of the single-ring main material pipe piece, t0The total working time is shown, and w represents the number of tunneling rings;
pmmc1indicates the super consumption of the main material of the single-ring non-tube sheet, pmmc2The unit time length excess consumption of the single-ring main pipe piece is represented;
fm represents sporadic material consumption, uup represents sporadic material unit price.
Further, the statistical method of the mechanical cost unit is as follows:
c＝tp/t1；
allemc＝c*t2；
c represents the unit time use cost of the equipment, allemc represents the use cost of the equipment on the day, tp represents the total price of the equipment, and t represents1Representing the total time for which the equipment can work; t is t2Indicating the time of day the device is operating.
Further, the recording mode of the indirect cost module is as follows:
wherein ic represents the indirect cost of the day, ems represents the total number of managers on the day, t4Represents the working time of the day, w represents the monthly payroll of the corresponding post manager, t3Indicating the effective work duration of the month.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the system can solve the problems of large consumption of human resources, long period, poor accuracy, untimely response of actual cost and the like in the prior shield industry by converting a periodic cost supervision mode into a linear supervision mode;
2. the system can solve the loose relation among the budget cost, the responsibility cost and the actual cost of the shield industry, the budget cost, the responsibility cost and the actual cost are closely linked, the cost monitoring is automatic and digital, and the cost can be further controlled through accurately mastering the cost.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic diagram of an initialization module according to the present invention;
FIG. 2 is a schematic diagram of a budget module according to the present invention;
FIG. 3 is a block diagram of a cost of responsibility module according to the present invention;
FIG. 4 is a schematic diagram of an actual cost module according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Examples
A shield project cost and benefit monitoring system comprises an initialization module, a budget module, a responsibility cost module, an actual cost module and a comparison module;
as shown in fig. 1, the initialization module is used to import all technical documents (construction drawings) related to a contract list of an owner and other projects, where the contract list is a basis for shield project calculation, and includes information such as the project amount (branch item information) of the project, the project unit price, and the like. The construction drawing is the construction guidance information of the whole project, and the construction progress of the project main body needs to correspond to the construction drawing. The initialization module converts all imported data into structured data meeting the calculation requirements of other modules, provides data source output for calculation, and can also directly display corresponding visualized BI data display.
In this embodiment, the initialization module includes an import unit, a conversion unit, and a storage unit a, where the import unit includes a first import unit and a second import unit;
the first importing unit imports the bid-winning contract list data into a conversion module through excel, the bid-winning contract list data comprise total contract amount, engineering quantity lists (project, interval and subsection sharing engineering item lists) and engineering quantity comprehensive unit price lists, after the conversion unit acquires the imported data, the conversion unit converts the bid-winning contract list data into tree-shaped structure data in a step-by-step sub-node form by identifying the encoding format rule of discrete data in the table, wherein the project and the total amount are Root, the interval and the subsection engineering item lists are respectively in a minimum metering process or measure content.
And the second import unit imports the contents of technical documents related to the owner, including but not limited to CAD drawings, word documents and the like into the conversion module, the conversion module reads the contents of different technical documents and converts the contents into a technical parameter data dictionary of a certain project in the system, such as a project construction site, a construction date, a completion date, a construction mileage, all geological features on the mileage and risk points on the mileage, binds the technical data dictionaries as various attribute indexes to the project as project source data, and sends the project source data to the storage unit A for storage.
A budget module, as shown in fig. 2, for performing budget operation on the cost of the shield project according to the information of the initialization module, the core of the function is to integrate a quota library of the related shield construction process and a table online editing function, the budget module automatically calculates the consumption of work, material and machine resources for completing the project content of a specific sub-project according to a project amount list and the unit price of each project, and then budgeters directly adjust the reference data given by the budget module and automatically collect the adjusted data as the budget cost of the project according to a related recursive program.
In this embodiment, the budget module includes a computing unit, an editing unit a, and a storage unit B;
the storage unit B stores a shield construction quota library;
and the calculating unit is used for reading the tree structure data according to the project identification, calculating the budget amount (the amount of the leaf node subsection project amount corresponding to the unit amount of the project amount) of the corresponding project amount by combining the shield construction quota library, packaging the contract list data and the budget data into a JSON format, and injecting the JSON format into a form online editor in the editing unit A to be used as the basic data of the online budget of the budgeters.
The editing unit A comprises a form online editor used for budget staff to adjust budget data in the form online editor and then submit the data to the computing unit, the computing unit recurses budget costs of all nodes upwards through a project tree to finally form a total budget cost, and the recursion tree structure (project budget cost model) is stored in the storage unit B to serve as a project responsibility cost module data source.
The responsibility cost module is used for adjusting the budget cost list item by item for the relevant responsible person on the project site according to the actual working condition and the project experience on the site, and automatically integrating the adjusted data into the responsibility cost of the project according to the relevant recursive program, as shown in fig. 3.
In the present embodiment, the responsibility cost module includes an editing unit B and a storage unit C;
the editing unit reads a project budget cost model according to project identification, acquires a project measurement unit with the minimum tree leaf node in the budget cost model, binds with a shield construction quota library to generate budget cost and quota configuration tree data of material resources, worker and machine, packages the budget cost and the quota configuration tree data into a JSON format, injects the budget cost and the quota configuration tree data into an online editor for display, and serves as reference data for project managers to do site responsibility cost, after the managers edit and modify the budget cost, the editing unit recurses upwards responsibility cost of each node through the project tree, finally forms a total responsibility cost, and transmits the responsibility cost tree model to the storage unit C for storage, and the responsibility cost tree model serves as a data source for displaying cost system responsibility cost BI data.
An actual cost module, as shown in fig. 4, configured to record and store actual cost information of the shield project;
in this embodiment, the actual cost module includes a direct cost module, an indirect cost module, and a calculation module;
the direct cost module comprises a labor cost unit, a material cost unit and a mechanical cost unit;
and the labor cost unit is used for acquiring attendance data and related production data of workers on the same day, performing corresponding system model conversion construction according to the attendance data and the production data of the workers to obtain parameters such as the specific engineering quantity on the same day, and automatically calculating payable wages and bonus details of all workers on the project on the same day and the total labor cost by the parameters such as the engineering quantity and the payable wages and the bonus calculation program.
In the scheme, the manual cost is automatically collected into a detailed process and principle as follows:
the attendance checking device acquires attendance checking data of actual working personnel on the same day, the shield tunneling machine acquires tunneling mileage of a construction site on the same day, bonus and wage of each person on the same day are comprehensively calculated by combining other calculation factors (basic wages, social security deduction and bonus base number), and then actual labor cost on the same day is summarized. In this embodiment, the labor cost is calculated as follows:
zcb＝∑(i，n)；
i＝rgz+jj；
rgz＝(jbgz-sbkk-dk)/dd；
jj＝cq*js*k；
wherein zcb represents total day cost of labor, i represents single person cost of labor, n represents attendance, rgz represents day payroll, jj represents bonus, jbgz represents basic payroll, sbkk represents social security deduction, dk represents generation deduction, dd represents day number, cq represents attendance factor, js represents bonus base, and k represents bonus coefficient.
And the material cost unit is used for automatically calculating the consumption condition of the main material according to the daily engineering quantity information and the project initialization information, and simultaneously providing an operation entrance for field construction personnel for counting the consumption of the sporadic materials and some excessive consumption of the main material by the working personnel, so that the accuracy of material consumption data is ensured to the maximum extent, and the dependence of the field personnel on system operation can be reduced. The material cost unit uniformly models and converts data provided by the system and manually input data into related parameters, and according to the parameters, the material unit price and other structures, the material cost calculation program automatically calculates the actual material construction cost detail and the total cost on the same day.
In this scheme, the material cost is automatically collected into a detailed process and principle:
the shield equipment hardware acquisition device acquires the same-day tunneling mileage (ring number) of the shield machine, different types of materials configured by the initialization module, material main material proportioning parameters consumed by different segment single rings and materials which are input by field operators and are excessively consumed in some production processes are combined, and the server calculates the consumption and cost of main and auxiliary materials in the same day by combining various factors (such as process corresponding cost items, progress ring number, material average price, consumption proportioning, working time and the like).
allmc＝ammc+ec+fmc；
ammc＝(pm*up1+se*up2*t0)*w；
ec＝(pmmc1*up1+pmmc2*up2*t0)*w；
fmc＝fm*uup；
Wherein, almc represents the total material consumption cost of the current day, ammc represents the main material cost of automatic acquisition and calculation, ec represents the over-consumption main material cost, and fmc represents the cost of sporadic material consumption;
pm represents the consumption of the monocyclic non-duct-piece main material, up1Representing the purchasing unit price of the single-ring non-pipe-piece main material, se representing the unit time consumption of the single-ring main material pipe piece, up2Represents the procurement unit price of the single-ring main material pipe piece, t0The total working time is shown, and w represents the number of tunneling rings;
pmmc1indicates the super consumption of the main material of the single-ring non-tube sheet, pmmc2The unit time length excess consumption of the single-ring main pipe piece is represented;
fm represents sporadic material consumption, uup represents sporadic material unit price.
And the mechanical cost unit is used for collecting working time length data (a shield machine) and the like by field hardware, providing an operation entrance for equipment operators, confirming the shift information of the sporadic equipment, carrying out unified modeling on all the mechanical working time length data to convert the data into related parameters, and calculating the actual mechanical use cost of the current day by a system mechanical cost calculation program according to the parameters, the mechanical contract, the equipment residual value and other information.
In this scheme, the mechanical cost automatically collects the detailed process and principle:
all the field equipment (except tool equipment) can have sensors to automatically acquire parameters such as startup time, shutdown time and the like, the mechanical cost unit calculates the total working time of the current day by combining all time sequence parameters, addresses the category and the contract corresponding to the equipment according to the equipment coding information, and calculates the total use cost of the equipment of the current day according to the factor parameters and a calculation model.
c＝tp/t1；
allemc＝c*t2；
c represents the cost per unit time of use of the device,allemcrepresenting the cost of the device for the day, tp the total price of the device, t1Representing the total time for which the equipment can work; t is t2Indicating the time of day the device is operating.
The indirect cost module is used for constructing a data model by adopting a management cost sharing mode commonly used in the industry and providing a corresponding calculation program, and automatically calculating to obtain main management cost, such as wages of managers.
The indirect cost (management fee) automatically collects the detailed process and principle:
wherein ic represents the indirect cost of the day, ems represents the total number of managers on the day, t4Represents the working time of the day, w represents the monthly payroll of the corresponding post manager, t3Indicating the effective work duration of the month.
Based on the data automatically collected and input by the staff, the corresponding work cost, material cost, machine cost and indirect cost of the current day can be obtained, all the cost details are in one-to-one binding correspondence according to the cost item tree structure, so that the cost can be timely mastered by the manager, and the further control cost can be extended to serve as a certificate and a basis.
And the comparison module is used for comparing the responsibility cost information with the actual cost information so as to dynamically monitor the cost and the benefit of the shield project. The responsibility cost is further improved on the basis of the result of budgeted personnel, the responsibility cost is practically infinitely close to the actual cost, and the actual cost and the benefit of the project can be dynamically monitored by comparing the responsibility cost with the actual cost.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A shield project cost and benefit monitoring system is characterized by comprising an initialization module, a budget module, a responsibility cost module, an actual cost module and a comparison module;
the initialization module is used for importing project data of the shield project, obtaining initialization information of shield project cost and storing the initialization information;
the budget module is configured with a shield construction quota base and used for carrying out cost budget according to the initialization information and the shield construction quota base to obtain cost budget information of the shield project and simultaneously storing the cost budget information;
the responsibility cost module is used for adjusting the cost budget information according to the shield construction quota library and the initialization information to obtain responsibility cost information and storing the responsibility cost information;
the actual cost module is used for recording and storing actual cost information of the shield project;
and the comparison module is used for comparing the responsibility cost information with the actual cost information so as to dynamically monitor the cost and the benefit of the shield project.
2. The system for monitoring the cost and the benefit of the shield project according to claim 1, wherein the initialization module comprises an importing unit, a converting unit and a storing unit A;
the importing unit is used for importing contract data and technical data of the shield project;
the conversion unit is used for converting the contract data and the technical data into tree structure data;
and the storage unit A is used for storing the tree structure data.
3. The system for monitoring the cost and the benefit of the shield project according to claim 2, wherein the budget module comprises a computing unit, an editing unit A and a storage unit B;
the storage unit B is used for storing a shield construction quota library;
the computing unit is used for carrying out cost computation according to the shield construction quota library and the tree structure data to obtain cost reference data of the shield project;
and the editing unit A is used for correcting the cost reference data to obtain cost budget information, and transmitting the cost budget information to the storage unit B for storage.
4. The system for monitoring the cost and the benefit of the shield project according to claim 3, wherein the responsible cost module comprises an editing unit B and a storage unit C;
the editing unit B is used for adjusting the cost budget information according to the shield construction quota library and the initialization information to obtain responsibility cost information;
and the storage unit C is used for storing the responsibility cost information.
5. The system for monitoring the cost and the benefit of the shield project according to any one of claims 1 to 4, wherein the actual cost module comprises a direct cost module, an indirect cost module and a calculation module;
the direct cost module is used for recording labor cost information, material cost information and mechanical cost information in the shield project to obtain direct cost information;
the indirect cost module is used for recording the management cost information in the shield project to obtain indirect cost information
And the calculation module is used for counting the direct cost information and the indirect cost information to obtain actual cost information.
6. The system for monitoring cost and effectiveness of a shield project according to claim 5, wherein the direct cost module includes a labor cost unit, a material cost unit, and a mechanical cost unit;
the labor cost unit is used for counting the labor cost of the day and comprises an attendance checking unit, a production unit and a counting unit A;
the attendance checking unit is used for acquiring attendance checking data of the current day;
the production unit is used for acquiring production data of the current day;
the statistic unit A is used for counting the labor cost of the current day according to the attendance data and the production data;
the material cost unit is used for counting the material cost of the current day and comprises a material planning unit, an input unit and a counting unit B;
the material planning unit is used for calculating the consumption of main materials on the same day according to the initialization information;
the recording unit is used for recording daily consumption of sporadic materials, daily engineering quantity and daily excess consumption exceeding the daily consumption of the main materials;
the statistical unit B is used for calculating the material cost of the current day according to the consumption of the main materials of the current day, the consumption of the sporadic materials of the current day, the engineering quantity of the current day and the super consumption;
the mechanical cost unit is used for counting the mechanical cost of the current day and comprises a data acquisition unit and a counting unit C;
the data acquisition unit is used for acquiring the working time of the equipment, the source type of the equipment and the lease mode of the equipment on the same day;
and the statistical unit C is used for counting the mechanical cost of the day according to the working duration, the source type and the leasing mode.
7. The system for monitoring the cost and the benefit of the shield project according to claim 6, wherein the statistical manner of the labor cost unit is as follows:
zcb＝∑(i，n)；
i＝rgz+jj；
rgz＝(jbgz-sbkk-dk)/dd；
jj＝cq*js*k；
wherein zcb represents total day cost of labor, i represents single person cost of labor, n represents attendance, rgz represents day payroll, jj represents bonus, jbgz represents basic payroll, sbkk represents social security deduction, dk represents generation deduction, dd represents day number, cq represents attendance factor, js represents bonus base, and k represents bonus coefficient.
8. The system for monitoring the cost and the benefit of the shield project according to claim 6, wherein the statistical mode of the material cost unit is as follows:
allmc＝ammc+ec+fmc；
ammc＝(pm*up1+se*up2*t0)*w；
ec＝(pmmc1*up1+pmmc2*up2*t0)*w；
fmc＝fm*uup；
wherein, almc represents the total material consumption cost of the current day, ammc represents the main material cost of automatic acquisition and calculation, ec represents the over-consumption main material cost, and fmc represents the cost of sporadic material consumption;
pm represents the consumption of the monocyclic non-duct-piece main material, up1Representing the purchasing unit price of the single-ring non-pipe-piece main material, se representing the unit time consumption of the single-ring main material pipe piece, up2Represents the procurement unit price of the single-ring main material pipe piece, t0The total working time is shown, and w represents the number of tunneling rings;
pmmc1indicates the super consumption of the main material of the single-ring non-tube sheet, pmmc2The unit time length excess consumption of the single-ring main pipe piece is represented;
fm represents sporadic material consumption, uup represents sporadic material unit price.
9. The system for monitoring the cost and the benefit of the shield project according to claim 6, wherein the statistical mode of the mechanical cost unit is as follows:
c＝tp/t1；
allemc＝c*t2；
c represents the unit time use cost of the equipment, allemc represents the use cost of the equipment on the day, tp represents the total price of the equipment, and t represents1Representing the total time for which the equipment can work; t is t2Indicating the current astronomical property of the equipmentThe duration is made.
10. The system for monitoring the cost and the benefit of the shield project according to claim 6, wherein the indirect cost module is recorded in a manner that:
wherein ic represents the indirect cost of the day, ems represents the total number of managers on the day, t4Represents the working time of the day, w represents the monthly payroll of the corresponding post manager, t3Indicating the effective work duration of the month.
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