CN106529803B - General cost management method and system - Google Patents
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Abstract
The invention relates to a general cost management method, which comprises the following steps: the user interaction module is used for receiving the cost data imported by the user; the data import and export module extracts project data in the cost data and sends the project data to the basic data storage unit and the data calculation module; the data calculation module is used for processing the project data sent by the data import and export module to obtain a cost result, sending the cost result to the basic data storage unit for storage, and sending the cost result to the data import and export module to be displayed by the user interaction module; and the basic data storage unit is used for storing the cost data, the extracted data and the cost result. The system comprises: the system comprises a user interaction module, a data import and export module, a data calculation module and a basic data storage unit. The invention changes the operation part which is realized manually into an operation mechanism which can carry out automatic operation and automatic comparison, greatly improves the production efficiency and reduces the possibility of miscalculation.
Description
Technical Field
The invention relates to a management method of universal construction cost, which is suitable for the field of construction of power system lines and power transformation equipment.
Background
In recent years, with the popularization and large-scale application of information technology, a large number of application systems are built by various enterprises and public institutions, and a large amount of manual operation work is required before, so that various intelligent and automatic systems or tools are increasingly replaced. In the field of office automation, a series of application systems suitable for specific industries are developed and designed aiming at different industries. The systems form the infrastructure of daily operation of enterprises and ensure the safe and stable operation of the enterprises.
The cost control in the power grid engineering construction does not focus on all the points of sight in the construction and settlement stage, but realizes the forward movement of the gateway. And establishing a cost management system for dynamic management and control of the whole process, and dynamically managing and controlling the engineering investment in the whole process from investment decision to engineering implementation and then completion settlement. The method has important significance in the process of power grid construction for comparing and analyzing the project cost of each project with the universal cost of national grid companies, not only realizes scientific and reasonable control on the project cost, ensures scientific and reasonable investment decision, but also can realize maximization of the project investment benefit.
At present engineering in can be researched the stage and establish the stage just, the design institute adopts general design module to compile out engineering design file according to design file and engineering particular case, and whether certain difference exists with the general cost of 2014 that national grid company published, and the difference is in where, whether reasonable a series of problems such as need cost personnel to carry out calculation analysis by hand, not only increases staff's work load, more has certain unpredictable nature to the accuracy of analysis result.
Disclosure of Invention
To overcome the deficiencies of the prior art, the general cost comparison analysis software can realize the function. In the stage of being able to be researched and initially set, whether the cost of each project is reasonable compared with the general cost or not, whether each part forming the project cost exceeds the general cost or whether the general cost is insufficient or not can be accurately analyzed.
The technical scheme adopted by the invention for solving the technical problems is as follows: a general cost management method includes the following steps:
the user interaction module imports the cost data and acquires the basic data from the basic data storage unit;
the data import and export module is used for acquiring basic data from the user interaction module, extracting project data in the cost data and sending the project data to the data calculation module;
the data calculation module is used for processing the project data and the basic data sent by the data import and export module to obtain a cost result, and sending the cost result to the data import and export module to be displayed by the user interaction module;
and a basic data storage unit for storing basic data.
The cost data comprises a power transmission summary table, an overhead transmission line engineering part summary table and an overhead transmission line engineering unit engineering summary table of a user.
The basic data comprises terrain parameters and terrain parameter proportions; the terrain parameters comprise flat ground, hills, river network, mountains and mountains, and the sum of the percentage is less than or equal to 1.
The project data includes project name, line length and project design index.
The data calculation module processes the project data sent by the data import and export module to obtain the cost result, and comprises the following steps:
establishing a cost table: arranging the project name, the terrain parameter corresponding to the project, the general construction cost weighted average index, the project design index, the increase and decrease and adjustment general construction cost total, the project index total and the increase and decrease total as the column attribute of the table in each cell at the head row of the table;
the construction cost result is obtained according to the basic data and the project data, and is configured in the column cell corresponding to the general construction cost weighted average index, the project design index, the increase and decrease and adjustment general construction cost total, the project index total and the increase and decrease total corresponding to the current project.
The method for obtaining the cost result according to the basic data and the project data comprises the following steps:
the terrain parameter proportion is used as weight, and a general cost weighted average index of the current project is obtained according to the current project destination terrain parameter weighting;
directly acquiring the engineering design index from the project data;
increasing or decreasing according to the project design index and the general cost weighted average index of the current project;
obtaining an adjusted general cost total according to the general cost weighted average index and the line length of the current project;
totaling the project design indexes and the line length project indexes according to the current project;
the total of the project indexes and the adjusted general cost of the project are added or subtracted according to the current project.
A universal cost management system comprising:
the user interaction module is used for importing the cost data and acquiring the basic data from the basic data storage unit;
the data import and export module is used for acquiring basic data from the user interaction module, extracting project data in the cost data and sending the project data to the data calculation module;
the data calculation module is used for processing the project data and the basic data sent by the data import and export module to obtain a cost result, and sending the cost result to the data import and export module to be displayed by the user interaction module;
and the basic data storage unit is used for storing basic data.
The cost data comprises a power transmission total calculation table, an overhead transmission line engineering part summary table and an overhead transmission line engineering unit engineering summary table of a user; the basic data comprises terrain parameters and terrain parameter proportions; the terrain parameters comprise flat ground, hills, river network, mountains and mountains, and the sum of the percentage is less than or equal to 1; the project data includes project name, line length and project design index.
The data calculation module is used for:
establishing a cost table: arranging the project name, the terrain parameter corresponding to the project, the general construction cost weighted average index, the project design index, the increase and decrease and adjustment general construction cost total, the project index total and the increase and decrease total as the column attribute of the table in each cell at the head row of the table;
the construction cost result is obtained according to the basic data and the project data, and is configured in the column cell corresponding to the general construction cost weighted average index, the project design index, the increase and decrease and adjustment general construction cost total, the project index total and the increase and decrease total corresponding to the current project.
In the data calculation module, obtaining a cost result according to the basic data and the project data comprises:
the terrain parameter proportion is used as weight, and a general cost weighted average index of the current project is obtained according to the current project destination terrain parameter weighting;
directly acquiring the engineering design index from the project data;
increasing or decreasing according to the project design index and the general cost weighted average index of the current project;
obtaining an adjusted general cost total according to the general cost weighted average index and the line length of the current project;
totaling the project design indexes and the line length project indexes according to the current project;
the total of the project indexes and the adjusted general cost of the project are added or subtracted according to the current project.
The invention has the following beneficial effects and advantages:
1. the invention not only provides powerful technical support for investment analysis of the project in the research and initial setting stage, but also is convenient for each design institute to accurately determine the project cost when manufacturing the price file, is more beneficial to development of research and initial setting evaluation work, standardizes the template and the accuracy of the comparison analysis part with the general manufacture in the evaluation suggestion, and ensures effective cost control of the evaluation work.
2. The operation part which is manually realized in the prior art is changed into an operation mechanism which can automatically calculate and compare, thereby greatly improving the production efficiency and reducing the possibility of miscalculation.
3. The invention realizes the automatic operation of the general cost through the module, and people can timely and clearly know each index data of the selected cost scheme through the operation result provided by the invention, thereby being easy to manage the cost information of a plurality of projects.
Drawings
Fig. 1 is a structural view of an internal component module of the present invention.
Fig. 2 is a flow chart of the inventive business process.
Figure 3 is a table of line engineering cost plan data.
FIG. 4 is a data table of a cost plan for a portion of a power transformation project building.
Detailed Description
The present invention will be described in further detail with reference to examples.
The invention can be realized by software and is divided into a circuit part and a power transformation part;
as shown in fig. 1 and 2, a user selects a cost scheme on an operation interface, and uploads cost data related to the scheme, and a program transmits the data uploaded by the user to a data import/export module for processing;
after the data import and export module receives a request of a user, the data import submodule analyzes the uploaded file data and extracts data required by the current cost scheme;
the extracted data are sorted and stored in a data set according to a preset rule;
transmitting the data set to a cost scheme calculation module, and calculating a final cost scheme analysis result;
presenting the calculation result to a user in a two-dimensional table form through a user interaction module;
and after the user sends an export request, the data export submodule receives the request and writes the cost scheme analysis result into an Excel file.
As shown in fig. 3, the calculation result of the line general cost includes 3 categories of technical index, comprehensive unit price and economic index, each category includes a plurality of items such as item name, unit, flat ground, hill, river network, mountain land, mountain, general cost weighted average index, the project design index, increase/decrease, adjustment general cost, the project index, increase/decrease (total), and the like, wherein the items of the item name, unit, flat ground, hill, river network, mountain and mountain are stored in the data storage unit in advance and are known data, but the contents of the flat ground, hill, river network, mountain and the like corresponding to the terrain ratio item need to be set by the user.
The technical indexes comprise items such as terrain proportion strain towers, concrete, foundation steel bars, foundation pit earthwork, iron tower steel, single-kilometer tower base number, other earthwork and the like.
The comprehensive unit price class comprises the items of the comprehensive unit price of the foundation engineering, the comprehensive unit price of the tower engineering, the comprehensive unit price of the accessory engineering and the like.
The economic indexes comprise basic projects, tower projects, grounding projects, stringing projects, accessory projects, auxiliary projects, body investment, auxiliary facilities, annual price difference in programming, other expenses, construction site expenses, basic preparation expenses, static construction costs and other projects.
Firstly, a user selects a preset general cost scheme on an operable interface, which comprises the following steps: 4 preset schemes such as a 06B2 line and general cost comparison table, a 06B2 line and general cost comparison table, a 06GG1 line and general cost comparison table and a 06GG2 line and general cost comparison table and the like.
And then, uploading actual manufacturing cost data of a certain project, wherein the data is transmitted by taking an Excel file as a carrier. The Excel file comprises a plurality of tables, and for our application, only 3 tables of data are needed, namely a power transmission total calculation table, an overhead transmission line engineering part summary table and an overhead transmission line engineering unit engineering summary table are provided by an engineering unit.
Before starting to calculate the general cost data, the user is also required to set some parameters including the length of the line and the terrain ratio. The terrain proportion comprises contents of flat ground, hills, river network, mountains and the like, and the numerical value addition total cannot exceed 1.
After the input data is prepared, the calculation process of each index of the general cost is described in detail.
Calculating the engineering design index:
the data of the engineering design index are divided into 3 types on the whole:
the calculation mode of the items such as foundation engineering, tower engineering, grounding engineering, stringing engineering, accessory engineering, auxiliary engineering, body investment and the like in the economic index is to acquire the data of the last line (unit investment) in the partial summary table of the overhead transmission line engineering in the uploaded Excel file, and fill the numerical values of the columns of the data into the cells with the same item name in the economic index in a one-to-one correspondence manner, wherein the data units acquired in the partial summary table of the overhead transmission line engineering are elements, the data units in the economic index are ten thousand elements, and the conversion needs to be noticed; the main investment in the economic index is foundation engineering, tower engineering, grounding engineering, stringing engineering, accessory installation engineering and auxiliary engineering.
The calculation mode of items such as auxiliary facilities, programming annual price difference, other expenses, construction site expenses, basic reserve expenses, static construction cost and the like in the economic index is to acquire the data of unit investment columns of the rows where the same item name is located in the uploaded power transmission general computation table in the Excel file and fill the numerical values into the cells with the same item name in the economic index in a one-to-one correspondence manner. The static cost in the economic index is the main investment project, the auxiliary facilities, the programming annual price difference, other costs and the basic reserve cost.
The calculation mode of the items such as the strain tower, the concrete, the foundation steel bar, the foundation pit earthwork, the iron tower steel, the single kilometer tower base number, other earthwork and the like in the technical indexes is to acquire the data of every row and the fifth column beginning with YX in the second column in the engineering summary sheet of the overhead transmission line engineering unit in the uploaded Excel file, and the concrete expression is that the data is represented by
Strain insulator Taben engineering design index (YX2-2+ YX2-4+ YX2-7)/(YX2-1+ YX2-2+ … + YX2-7)
The concrete engineering design index is (YX3-37+ YX3-38+ YX3-39+ YX3-40+ YX3-41+ YX3-42+ YX3-63+ … + YX3-71+ YX3-73+ … YX3-93+ YX3-157+ … + YX3-165+ YX3-172+ YX3-173+ YX 3-174)/line length
Basic steel bar engineering design index (YX3-43+ YX 3-44)/line length
Foundation pit earth and stone formula engineering design index (YX2-8+ YX2-9+ YX2-10+ … + YX2-99+ YX2-100+ … + YX 2-159)/line length
Iron tower steel material engineering design index (YX4-41+ … + YX4-99+ YX4-100+ … YX 4-152)/line length
Basic engineering design index of single kilometer tower base (YX2-1+ … + YX 2-7)/line length
Other earthwork project design indexes are (YX2-175+ … + YX2-179+ YX2-180+ … + YX 2-187)/line length
Calculating general cost weighted average index
The general cost weighted average index of each project in the technical index class is equal to a pland value, a flat land proportion, a hill value, a hill proportion, a river network value, a river network proportion, a mountain value, a mountain proportion and a mountain value, a mountain proportion.
And (3) integrating the general cost weighted average index of each project in the unit price class, namely a flat land value, a flat land proportion, a hill value, a hill proportion, a river network value, a river network proportion, a mountain value, a mountain proportion and a mountain value.
General cost weighted average indexes of most projects in the economic index class are equal to a pland ground value, a flat land proportion, a hill value, a hill proportion, a river network value, a river network proportion, a mountain land value, a mountain land proportion and a mountain value, a mountain proportion; the general cost weighted average index of the main investment project is the average index of a basic project item, the average index of a tower project item, the average index of a grounding project item, the average index of a stringing project item, the average index of an accessory installation project item and the average index of an auxiliary project item; the general cost weighted average index of the static cost project is the average index of the body investment project, the average index of the auxiliary facilities, the average index of the programming annual cost difference, the average index of other costs and the average index of the basic reserve cost.
Increase or decrease of calculation
For each item needing to be increased or decreased by calculation, the corresponding increase or decrease value is the engineering design index of the item-the general cost weighted average index of the item.
General cost of calculation and adjustment
For each project which needs to calculate the adjustment general cost, the corresponding adjustment general cost value is the general cost weighted average index of the project.
Calculating the project index
For each project for which the engineering index needs to be calculated, the corresponding engineering index value is the engineering design index of the project.
Calculation increase and decrease (total)
For each item that requires calculation of increase/decrease (total), the corresponding increase/decrease (total) value is the project index of the item-the general cost for adjustment of the item.
The calculation mode of the power transformation part is basically the same as that of the line part, and the power transformation part comprises a power transformation summary table, a building part summary table, an installation part summary table and other expense tables.
The cost scheme of the power transformation part comprises the following steps: a2-1 distribution equipment table, A2-2 distribution equipment table, A2-3 distribution equipment table, C1-1 distribution equipment table, C1-2 distribution equipment table, C1-3 distribution equipment table, C3-1 distribution equipment table
Taking the calculation mode of the construction project index in the general construction cost scheme as an example, the construction project index of the A2-1 general construction cost project is obtained by adding and subtracting corresponding items according to the same project name in the basic data storage unit according to the construction project basic data corresponding to the construction cost scheme and the construction project basic data corresponding to the selected sub-module. The construction project index and other project indexes in the construction cost scheme are similar to the calculation mode of the construction project index.
As shown in fig. 4, the construction project results of the construction costs are obtained according to the costs corresponding to the project names, and the calculation formulas of the power transformation parts are mainly subjected to addition and subtraction operations of corresponding terms according to the same project names in the project, which is not described in detail.
Claims (6)
1. A general cost management method is characterized by comprising the following steps:
the user interaction module imports the cost data and acquires the basic data from the basic data storage unit;
the data import and export module is used for acquiring basic data from the user interaction module, extracting project data in the cost data and sending the project data to the data calculation module;
the data calculation module is used for processing the project data and the basic data sent by the data import and export module to obtain a cost result, and sending the cost result to the data import and export module to be displayed in a two-dimensional table form through the user interaction module;
a basic data storage unit that stores basic data;
the data calculation module processes the project data sent by the data import and export module to obtain the cost result, and comprises the following steps:
establishing a cost table: arranging the project name, the terrain parameter corresponding to the project, the general construction cost weighted average index, the project design index, the increase and decrease and adjustment general construction cost total, the project index total and the increase and decrease total as the column attribute of the table in each cell at the head row of the table;
obtaining a construction cost result according to the basic data and the project data, and configuring the construction cost result in a column cell corresponding to a general construction cost weighted average index, a project design index, an increase and decrease and adjustment general construction cost total, a project index total and an increase and decrease total corresponding to the current project;
the basic data comprises terrain parameters and terrain parameter proportions; the terrain parameters comprise flat ground, hills, river network, mountains and mountains, and the sum of the percentage is less than or equal to 1;
wherein the contents of the project name, unit, flat ground, hill, river network, mountain land and mountain are stored in the data storage unit in advance as known data;
the method for obtaining the cost result according to the basic data and the project data comprises the following steps:
the terrain parameter proportion is used as weight, and a general cost weighted average index of the current project is obtained according to the current project destination terrain parameter weighting;
directly acquiring the engineering design index from the project data;
increasing or decreasing according to the project design index and the general cost weighted average index of the current project;
obtaining an adjusted general cost total according to the general cost weighted average index and the line length of the current project;
totaling the project design indexes and the line length project indexes according to the current project;
adding up or down according to the project index of the current project and the adjusted universal cost;
and presenting the calculation result to the user in a two-dimensional table form through the user interaction module.
2. The method of claim 1, wherein the cost data includes a user's summary of power delivery, a summary of overhead transmission line engineering sections, and a summary of overhead transmission line engineering units.
3. A universal cost management method according to claim 1, wherein said project data includes project name, line length and project design index.
4. A universal cost management system, comprising:
the user interaction module is used for importing the cost data and acquiring the basic data from the basic data storage unit;
the data import and export module is used for acquiring basic data from the user interaction module, extracting project data in the cost data and sending the project data to the data calculation module;
the data calculation module is used for processing the project data and the basic data sent by the data import and export module to obtain a cost result, and sending the cost result to the data import and export module to be displayed by the user interaction module;
a basic data storage unit for storing basic data;
the data calculation module is used for:
establishing a cost table: arranging the project name, the terrain parameter corresponding to the project, the general construction cost weighted average index, the project design index, the increase and decrease and adjustment general construction cost total, the project index total and the increase and decrease total as the column attribute of the table in each cell at the head row of the table;
obtaining a construction cost result according to the basic data and the project data, and configuring the construction cost result in a column cell corresponding to a general construction cost weighted average index, a project design index, an increase and decrease and adjustment general construction cost total, a project index total and an increase and decrease total corresponding to the current project; presenting the calculation result to a user in a two-dimensional table form through a user interaction module; the basic data comprises terrain parameters and terrain parameter proportions; the terrain parameters comprise flat ground, hills, river network, mountains and mountains, and the sum of the percentage is less than or equal to 1;
the contents of the project name, unit, flat ground, hill, river network, mountain land, and mountain land are stored in the data storage unit in advance as known data.
5. The universal cost management system according to claim 4, wherein the cost data includes a user's power transmission summary table, overhead transmission line project part summary table and overhead transmission line project unit project summary table; the basic data comprises terrain parameters and terrain parameter proportions; the terrain parameters comprise flat ground, hills, river network, mountains and mountains, and the sum of the percentage is less than or equal to 1; the project data includes project name, line length and project design index.
6. The universal cost management system according to claim 4, wherein said data calculation module, wherein obtaining cost results based on said base data and project data comprises:
the terrain parameter proportion is used as weight, and a general cost weighted average index of the current project is obtained according to the current project destination terrain parameter weighting;
directly acquiring the engineering design index from the project data;
increasing or decreasing according to the project design index and the general cost weighted average index of the current project;
obtaining an adjusted general cost total according to the general cost weighted average index and the line length of the current project;
totaling the project design indexes and the line length project indexes according to the current project;
the total of the project indexes and the adjusted general cost of the project are added or subtracted according to the current project.
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| CN109214927A (en) * | 2018-09-21 | 2019-01-15 | 国网福建省电力有限公司 | Method based on the investment of national grid General Engineering Cost digital simulation electricity power engineering |
| CN113781632B (en) * | 2021-09-06 | 2024-04-26 | 广西电网有限责任公司 | Three-dimensional model system for generating power transmission and transformation project foundation calculation |
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| CN102411645A (en) * | 2011-07-28 | 2012-04-11 | 中国电力科学研究院 | Rural electric network layout optimization method based on urban and rural integration |
| CN103207953A (en) * | 2013-04-25 | 2013-07-17 | 云南恒安电力工程有限公司 | Method for determining inlet-outlet line investment contour line for site selection of proposed substation and application manner |
| CN103996089A (en) * | 2014-06-12 | 2014-08-20 | 国家电网公司 | Electric transmission line optimal path generation method based on GIS |
| CN105243608A (en) * | 2015-10-29 | 2016-01-13 | 国家电网公司 | Line project cost estimation method based on power transmission and transformation project cost design elements |
| CN105989546A (en) * | 2016-04-13 | 2016-10-05 | 国网吉林省电力有限公司经济技术研究院 | Power transmission and transformation construction cost basic data collection and analysis system |
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