CN117853240A - Accurate control system and method for realizing investment in power industry - Google Patents
Accurate control system and method for realizing investment in power industry Download PDFInfo
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Abstract
The invention provides a precise control system and a method for realizing investment in the power industry, and relates to the field of the power industry. The utility model provides an accurate control system of realization electric power industry investment, includes design price evaluation unit, equipment price evaluation unit, material price evaluation unit, land price and clearance price evaluation unit, construction management price evaluation unit, engineering insurance price evaluation unit, comprehensive evaluation unit, design price evaluation unit includes the evaluation to design drawing cost, planning construction cost. By calculating the price adjustment coefficient of various fees and the comprehensive adjustment coefficient of the overall price of a project, the project management team can accurately and timely adjust the investment control scheme according to the data when the market changes, thereby reducing the project cost and improving the economic benefit and the competitiveness of the project.
Description
Technical Field
The invention relates to the technical field of power industry, in particular to a precise control system and a method for realizing investment in the power industry.
Background
The investment control target is established for government investment basic construction engineering in China, namely the actual investment cannot exceed the approved approximate calculation investment. On the basis, a principle of avoiding three-excess is provided, namely, the estimated calculation cannot be overestimated, and the estimated calculation cannot be overestimated.
The investment of the existing power industry is to classify the projects through key technical indexes of the projects, so that the investment amount of the projects is calculated simply. Because the statistical data is historical data, the future unknown investment is usually floated on the basis of the original investment, the floating quantity is usually dependent on the experience or subjective guess of an expert, so that the price content composition is too fuzzy and general, various fees in valuation can be changed along with the change of the market, the accurate control of the investment can not be realized, the great difference exists between the engineering valuation and the actual manufacturing cost, and the investment efficiency benefit is lower.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a precise control system and a precise control method for realizing investment in the power industry, and solves the problems that the price content composition is too fuzzy and general in the traditional investment valuation, the price content cannot be flexibly changed according to market change, the precise control of the investment cannot be realized, and the investment efficiency benefit is lower.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the accurate control system for realizing the investment in the power industry comprises a design price evaluation unit, a device price evaluation unit, a material price evaluation unit, a land price and cleaning price evaluation unit, a construction management price evaluation unit, an engineering insurance price evaluation unit and a comprehensive evaluation unit.
Preferably, the design price evaluation unit comprises an evaluation of design drawing fees and planning construction fees, and based on analysis of two aspects of design price weight and price fluctuation thereof, weighting and measuring the influence of the design drawing fees and the planning construction fees on the manufacturing cost of the project to obtain a calculation formula of the design price adjustment coefficient of the project:
wherein v is 1 Representing a design price adjustment factor;
l a representing the cost of the design drawing;
l s representing the static investment of the project;
Δp a representing the cost adjustment difference coefficient of the design drawing;
l b representing a planning construction fee;
Δp b representing the planning construction cost difference adjustment coefficient.
The design price adjusting coefficient is obtained through the design price evaluation unit, so that the influence degree of the change of the design price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision of a management team.
Preferably, the equipment price evaluation unit comprises an evaluation of main transformer fees and power distribution device fees, and based on analysis of two aspects of equipment price weight and price fluctuation thereof, weighting and measuring the influence of purchase fees of the main transformer and the power distribution device on the manufacturing cost of the project to obtain a calculation formula of equipment price adjustment coefficients of the project:
wherein v is 2 Representing a device price adjustment factor;
l c representing the cost of the main transformer;
l s representing the static investment of the project;
Δp c representing the cost difference adjustment coefficient of the main transformer;
l d representing the cost of the power distribution device;
Δp d representing the distribution equipment cost variance factor.
The device price adjusting coefficient is obtained through the device price evaluation unit, so that the influence degree of the change of the device price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision of a management team.
Preferably, the material price evaluation unit comprises an evaluation of building material fees, installation auxiliary material fees, cables and control cable fees, and based on analysis of two aspects of material price weight and price fluctuation thereof, weighting and measuring the influence of the building material fees, the installation auxiliary material fees, the cable fees and the control cable fees on the manufacturing cost of the project to obtain a calculation formula of a material price adjustment coefficient of the project:
wherein v is 3 Representing a material price adjustment coefficient;
l e representing a building material fee;
l s representing the static investment of the project;
Δp e representing a building material cost variance factor;
l f representing the installation auxiliary material cost;
Δp f representing the cost difference adjustment coefficient of the auxiliary materials;
l g representing the cable cost;
Δp g representing a cable cost differential coefficient;
l h representing the cost of the control cable;
Δp h and (5) representing the cable control cost difference adjustment coefficient.
The material price adjusting coefficient is obtained through the material price evaluation unit, so that the influence degree of the change of the material price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision of a management team.
Preferably, the land price and cleaning price evaluation unit comprises an evaluation of land fee and flat cleaning fee, and based on analysis of land price and cleaning price weight and price fluctuation thereof, weighting and measuring the influence of the land fee and flat cleaning fee on the manufacturing cost of the project to obtain a measuring and calculating formula of land price and cleaning price adjustment coefficient of the project:
wherein v is 4 Representing land price and cleaning price adjustment coefficients;
l i the generation represents the ground fee;
l s representing the static investment of the project;
Δp i representing a land fee charge difference adjustment coefficient;
l j representing a flat cleaning fee;
Δp j representing the leveling cost differential coefficient.
The land price and cleaning price adjusting coefficient is obtained through the land price and cleaning price evaluating unit, so that the influence degree of the variation of the land price and the cleaning price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision-making of management teams.
Preferably, the construction price evaluation unit comprises evaluation of labor cost, renting mechanical equipment cost and installation and debugging cost, and based on analysis of two aspects of construction price weight and price fluctuation thereof, weighting and measuring the influence of the labor cost, renting mechanical equipment cost and installation and debugging cost on the construction cost of the project to obtain a calculation formula of the construction price adjustment coefficient of the project:
wherein v is 5 Representing a construction price adjustment coefficient;
l k representing the labor cost;
l s representing the static investment of the project;
Δp k representing a labor cost difference adjustment coefficient;
l m representing rentalsMechanical equipment cost is used;
Δp m representing a cost adjustment difference coefficient of the leased mechanical equipment;
l n representing installation and debugging fees;
Δp n representing the installation and debugging cost adjustment difference coefficient.
The construction price adjusting coefficient is obtained through the construction price evaluation unit, so that the influence degree of the fluctuation of the construction price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision of a management team.
Preferably, the construction management price evaluation unit comprises evaluation of management expenditure and engineering management fees, and based on analysis of two aspects of construction management price weight and price fluctuation thereof, weighting and measuring the influence of the management expenditure and the engineering management fees on the construction cost of the project to obtain a project construction management price adjustment coefficient measuring formula:
wherein v is 6 Representing a construction management price adjustment coefficient;
l q representing management expenses;
l s representing the static investment of the project;
Δp q representing a management payout adjustment coefficient;
l r representing engineering supervision fees;
Δp r and (5) representing the difference adjustment coefficient of the engineering supervision cost.
The construction management price adjustment coefficient is obtained through the construction management price evaluation unit, so that the influence degree of the fluctuation of the construction management price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision of a management team.
Preferably, the engineering insurance price evaluation unit comprises an evaluation of building engineering insurance fees and construction worker insurance fees, and based on analysis of two aspects of engineering insurance price weight and price fluctuation thereof, weighting and measuring the influence of the building engineering insurance fees and construction worker insurance fees on the construction cost of the project to obtain a measurement formula of the engineering insurance price adjustment coefficient of the project:
wherein v is 7 Representing engineering insurance price adjustment coefficients;
l t representing construction engineering insurance fees;
l s representing the static investment of the project;
Δp t representing the adjustment difference coefficient of building engineering insurance expense;
l v representing a construction worker premium;
Δp v representing the insurance expense adjustment difference coefficient of the construction workers.
The engineering insurance price adjusting coefficient is obtained through the engineering insurance price evaluation unit, so that the influence degree of the fluctuation of the engineering insurance price on the investment cost can be rapidly judged, and an important reference basis can be provided for the decision of a management team.
Preferably, the comprehensive evaluation unit calculates a comprehensive adjustment coefficient based on the respective price adjustment coefficients obtained by the above formula, and calculates the raw data, where the calculation formula is:
l w ＝l x ×Δp；
wherein l w To adjust the post-investment;
l x to adjust the pre-investment;
Δp is the integrated adjustment coefficient.
By combining the adjustment coefficients of the various costs to derive a unified adjustment coefficient, the overall investment amount for the invested project can be measured.
The implementation method for realizing the accurate control system for investment in the power industry is characterized by comprising the following steps of: the method comprises the following steps:
s1, calculating the proportion of various fees to static investment of the project respectively;
s2, respectively calculating fluctuation rates of various fees, and obtaining price difference adjustment coefficients of the various fees by referring to the annual levels of the various fees;
s3, respectively combining the proportion of various fees to the static investment of the project with the price difference adjustment coefficients to respectively obtain the price adjustment coefficients;
s4, comprehensively planning price adjustment coefficients of various fees to obtain comprehensive adjustment coefficients;
s5, combining the comprehensive adjustment coefficient and the previous investment amount to measure and calculate the investment amount of the project.
Working principle: the respective price adjustment coefficients are calculated according to the proportion of various investments to the static investment of the project and the price difference adjustment coefficients thereof, then the comprehensive adjustment coefficients are obtained according to the price adjustment coefficients of various investments, the current required investment amount of the project can be accurately calculated according to the comprehensive adjustment coefficients and the previous investment amount, and meanwhile, the influence factors which cause the large change of the investment amount of the project can be known in time in the process, and a certain solution is adopted for the factors.
(III) beneficial effects
The invention provides a precise control system and a method for realizing investment in the power industry. The device comprises the following
The beneficial effects are that:
1. the method has strong instantaneity, and when the market changes, the project management team can timely adjust the investment control scheme according to the technical scheme, reduce project cost and improve the economic benefit and competitiveness of the project.
2. The influence of detail factor variation on investment can be analyzed, so that the influence degree of a certain factor on investment cost is analyzed, and important guidance and suggestion are provided for management team to deal with future undetectable material price variation.
3. The method can be used for copying or applying to project projects such as cable projects and overhead line projects, can calculate the influence degree of the same material on different project types, different areas and different schemes, and has strong universality.
Drawings
FIG. 1 is a schematic diagram of a system for implementing accurate investment control in the power industry;
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
as shown in fig. 1, the embodiment of the invention provides a precise control system for realizing investment in the power industry, which comprises a design price evaluation unit, a device price evaluation unit, a material price evaluation unit, a land price and cleaning price evaluation unit, a construction management price evaluation unit, an engineering insurance price evaluation unit and a comprehensive evaluation unit.
The design price evaluation unit comprises evaluation of design drawing fees and planning construction fees, the land price and cleaning price evaluation unit comprises evaluation of land price and cleaning price, and the influence of the design drawing fees, the planning construction fees, the land price and the cleaning price on the manufacturing cost of the project is weighted and calculated based on analysis of the design price weight, the land price and the cleaning price weight and price fluctuation thereof, so that a calculation formula of the design price adjustment coefficient, the land price and the cleaning price adjustment coefficient of the project is obtained:
wherein v is 1 Representing a design price adjustment factor;
l a representing the cost of the design drawing;
l s representing the itemStatic investment of the mesh;
Δp a representing the cost adjustment difference coefficient of the design drawing;
l b representing a planning construction fee;
Δp b representing a planning construction cost difference adjustment coefficient;
v 4 representing land price and cleaning price adjustment coefficients;
l i the generation represents the ground fee;
Δp i representing a land fee charge difference adjustment coefficient;
l j representing a flat cleaning fee;
Δp j representing the leveling cost differential coefficient.
The equipment price evaluation unit comprises the steps of evaluating the cost of the main transformer and the cost of the distribution device, and carrying out weighted measurement and calculation on the influence of the purchase cost of the main transformer and the distribution device on the cost of the project based on the analysis of the equipment price weight and the price fluctuation thereof to obtain a measurement and calculation formula of the equipment price adjustment coefficient of the project:
wherein v is 2 Representing a device price adjustment factor;
l c representing the cost of the main transformer;
l s representing the static investment of the project;
Δp c representing the cost difference adjustment coefficient of the main transformer;
l d representing the cost of the power distribution device;
Δp d representing the distribution equipment cost variance factor.
The material price evaluation unit comprises the evaluation of building material cost, installation auxiliary material cost, cable and control cable cost, and based on the analysis of the two aspects of material price weight and price fluctuation thereof, the influence of the building material cost, the installation auxiliary material cost, the cable cost and the control cable cost on the construction cost of the project is weighted and calculated to obtain a calculation formula of the material price adjustment coefficient of the project:
wherein v is 3 Representing a material price adjustment coefficient;
l e representing a building material fee;
l s representing the static investment of the project;
Δp e representing a building material cost variance factor;
l f representing the installation auxiliary material cost;
Δp f representing the cost difference adjustment coefficient of the auxiliary materials;
l g representing the cable cost;
Δp g representing a cable cost differential coefficient;
l h representing the cost of the control cable;
Δp h and (5) representing the cable control cost difference adjustment coefficient.
The construction price evaluation unit comprises evaluation of labor cost, renting mechanical equipment cost and installation and debugging cost, the engineering insurance price evaluation unit comprises evaluation of construction engineering insurance cost and construction worker insurance cost, and weighting and measuring are carried out on the influence of the labor cost, renting mechanical equipment cost, installation and debugging cost, construction engineering insurance cost and construction worker insurance cost on the construction cost of the project based on analysis of two aspects of construction price weight, engineering insurance price weight and price fluctuation thereof, so that a project construction price adjustment coefficient and an engineering insurance price adjustment coefficient measuring formula are obtained:
wherein v is 5 Representing a construction price adjustment coefficient;
l k representing the labor cost;
l s representing the static investment of the project;
Δp k representing a labor cost difference adjustment coefficient;
l m indicating a rental mechanical device fee;
Δp m representing a cost adjustment difference coefficient of the leased mechanical equipment;
l n representing installation and debugging fees;
Δp n representing the installation and debugging cost difference adjustment coefficient;
V 7 representing engineering insurance price adjustment coefficients;
l t representing construction engineering insurance fees;
Δp t representing the adjustment difference coefficient of building engineering insurance expense;
l v representing a construction worker premium;
Δp v representing the insurance expense adjustment difference coefficient of the construction workers.
The construction management price evaluation unit comprises evaluation of management expenditure and engineering management fees, and based on analysis of two aspects of construction management price weight and price fluctuation thereof, weighting measurement is carried out on the influence of the management expenditure and the engineering management fees on the construction cost of the project to obtain a project construction management price adjustment coefficient measurement formula:
wherein v is 6 Representing a construction management price adjustment coefficient;
l q representing management expenses;
l s representing the static investment of the project;
Δp q representing a management payout adjustment coefficient;
l r representing engineering supervision fees;
Δp r and (5) representing the difference adjustment coefficient of the engineering supervision cost.
The comprehensive evaluation unit calculates the comprehensive adjustment coefficient based on the respective price adjustment coefficient obtained by the above formula, and calculates the original data, wherein the calculation formula is as follows:
l w ＝l x ×Δp；
wherein l w To adjust the post-investment;
l x to adjust the pre-investment;
Δp is the integrated adjustment coefficient.
The implementation method for realizing the accurate control system for investment in the power industry is characterized by comprising the following steps of: the method comprises the following steps:
s1, calculating the proportion of various fees to static investment of the project respectively;
s2, respectively calculating fluctuation rates of various fees, and obtaining price difference adjustment coefficients of the various fees by referring to the annual levels of the various fees;
s3, respectively combining the proportion of various fees to the static investment of the project with the price difference adjustment coefficients to respectively obtain the price adjustment coefficients;
s4, comprehensively planning price adjustment coefficients of various fees to obtain comprehensive adjustment coefficients;
s5, combining the comprehensive adjustment coefficient and the previous investment amount to measure and calculate the investment amount of the project.
As in the case of knowing the engineering investment of a project 2022 years, it is necessary to predict the engineering investment of the same type for the next year. The following table is the calculation result of the adjustment coefficient and the integrated adjustment coefficient according to the respective fees for the same type of item using this embodiment:
the comprehensive adjustment parameter index is 10.375% through the table, so that the investment of the same type of engineering in the next year is predicted.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an accurate control system of realization electric power industry investment which characterized in that: the system comprises a design price evaluation unit, a device price evaluation unit, a material price evaluation unit, a land price and cleaning price evaluation unit, a construction management price evaluation unit, an engineering insurance price evaluation unit and a comprehensive evaluation unit.
2. The precise control system for realizing investment in the power industry according to claim 1, wherein: the design price evaluation unit comprises evaluation of design drawing fees and planning construction fees, and based on analysis of design price weight and price fluctuation of the design drawing fees and the planning construction fees, weighting and measuring the influence of the design drawing fees and the planning construction fees on the manufacturing cost of the project to obtain a project design price adjustment coefficient measuring formula:
wherein v is 1 Representing a design price adjustment factor;
l a representing the cost of the design drawing;
l s representing the static investment of the project;
Δp a representing the cost adjustment difference coefficient of the design drawing;
l b representing a planning construction fee;
Δp b representing the planning construction cost difference adjustment coefficient.
3. The precise control system for realizing investment in the power industry according to claim 1, wherein: the equipment price evaluation unit comprises the steps of evaluating the cost of the main transformer and the cost of the distribution device, and carrying out weighted measurement and calculation on the influence of the purchase cost of the main transformer and the distribution device on the cost of the project based on the analysis of the equipment price weight and the price fluctuation of the equipment to obtain a measurement and calculation formula of the equipment price adjustment coefficient of the project:
wherein v is 2 Representing a device price adjustment factor;
l c representing the cost of the main transformer;
l s representing the static investment of the project;
Δp c representing the cost difference adjustment coefficient of the main transformer;
l d representing the cost of the power distribution device;
Δp d representing the distribution equipment cost variance factor.
4. The precise control system for realizing investment in the power industry according to claim 1, wherein: the material price evaluation unit comprises the evaluation of building material cost, installation auxiliary material cost, cable and control cable cost, and based on the analysis of two aspects of material price weight and price fluctuation thereof, the influence of the building material cost, the installation auxiliary material cost, the cable cost and the control cable cost on the construction cost of the project is weighted and calculated to obtain a calculation formula of the material price adjustment coefficient of the project:
wherein v is 3 Representing a material price adjustment coefficient;
l e representing a building material fee;
l s representing the static investment of the project;
Δp e representing a building material cost variance factor;
l f representing the installation auxiliary material cost;
Δp f representing the cost difference adjustment coefficient of the auxiliary materials;
l g representing the cable cost;
Δp g representing a cable cost differential coefficient;
l h representing the cost of the control cable;
Δp h and (5) representing the cable control cost difference adjustment coefficient.
5. The precise control system for realizing investment in the power industry according to claim 1, wherein: the land price and cleaning price evaluation unit comprises evaluation of land price and cleaning price, and based on analysis of land price and cleaning price weight and price fluctuation thereof, weighting and measuring the influence of the land price and cleaning price on the manufacturing cost of the project to obtain a project land price and cleaning price adjustment coefficient measuring and calculating formula:
wherein v is 4 Representing land price and cleaning price adjustment coefficients;
l i the generation represents the ground fee;
l s representing the static investment of the project;
Δp i representing a land fee charge difference adjustment coefficient;
l j representing a flat cleaning fee;
Δp j representing the leveling cost differential coefficient.
6. The precise control system for realizing investment in the power industry according to claim 1, wherein: the construction price evaluation unit comprises evaluation of labor cost, renting mechanical equipment cost and installation and debugging cost, and based on analysis of two aspects of construction price weight and price fluctuation thereof, weighting measurement and calculation are carried out on the influence of the labor cost, the renting mechanical equipment cost and the installation and debugging cost on the construction cost of the project, so that a project construction price adjustment coefficient measurement formula is obtained:
wherein v is 5 Representing a construction price adjustment coefficient;
l k representing the labor cost;
l s representing the static investment of the project;
Δp k representing a labor cost difference adjustment coefficient;
l m representing the cost of renting mechanical devices
Δp m Representing the cost differential coefficient of leased machinery
l n Representing installation and debugging fees;
Δp n representing the installation and debugging cost adjustment difference coefficient.
7. The precise control system for realizing investment in the power industry according to claim 1, wherein: the construction management price evaluation unit comprises evaluation of management expenditure and engineering management fees, and based on analysis of two aspects of construction management price weight and price fluctuation thereof, weighting and measuring and calculating the influence of the management expenditure and the engineering management fees on the construction cost of the project to obtain a project construction management price adjustment coefficient measuring and calculating formula:
wherein v is 6 Representing a construction management price adjustment coefficient;
l q representing management expenses;
l s representing the static investment of the project;
Δp q representing a management payout adjustment coefficient;
l r representing engineering supervision fees;
Δp r and (5) representing the difference adjustment coefficient of the engineering supervision cost.
8. The precise control system for realizing investment in the power industry according to claim 1, wherein: the engineering insurance price evaluation unit comprises the steps of evaluating the engineering insurance price and the construction worker insurance price, and weighting and measuring the influence of the engineering insurance price and the construction worker insurance price on the construction cost of the project based on the analysis of the engineering insurance price weight and the price fluctuation thereof to obtain a project engineering insurance price adjustment coefficient measuring and calculating formula:
wherein v is 7 Representing engineering insurance price adjustment coefficients;
l t representing construction engineering insurance fees;
l s representing the static investment of the project;
Δp t representing the adjustment difference coefficient of building engineering insurance expense;
l v representing a construction worker premium;
Δp v representing the insurance expense adjustment difference coefficient of the construction workers.
9. The precise control system for realizing investment in the power industry according to claim 1, wherein: the comprehensive evaluation unit calculates the comprehensive adjustment coefficient based on the respective price adjustment coefficients obtained by the design price evaluation unit, the equipment price evaluation unit, the material price evaluation unit, the land price and cleaning price evaluation unit, the construction management price evaluation unit and the engineering insurance price evaluation unit, and calculates the original data, wherein the calculation formula is as follows:
l w ＝l x ×Δp；
wherein l w To adjust the post-investment;
l x to adjust the pre-investment;
Δp is the integrated adjustment coefficient.
10. The implementation method proposed by the precise control system for realizing investment in the electric power industry according to any one of claims 1-9, characterized in that: the method comprises the following steps:
s1, calculating the proportion of various fees to static investment of the project respectively;
s2, respectively calculating fluctuation rates of various fees, and obtaining price difference adjustment coefficients of the various fees by referring to the annual levels of the various fees;
s3, respectively combining the proportion of various fees to the static investment of the project with the price difference adjustment coefficients to respectively obtain the price adjustment coefficients;
s4, comprehensively planning price adjustment coefficients of various fees to obtain comprehensive adjustment coefficients;
s5, combining the comprehensive adjustment coefficient and the previous investment amount to measure and calculate the investment amount of the project.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311631252.XA CN117853240A (en) | 2023-11-30 | 2023-11-30 | Accurate control system and method for realizing investment in power industry |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311631252.XA CN117853240A (en) | 2023-11-30 | 2023-11-30 | Accurate control system and method for realizing investment in power industry |
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| CN117853240A true CN117853240A (en) | 2024-04-09 |
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| CN202311631252.XA Pending CN117853240A (en) | 2023-11-30 | 2023-11-30 | Accurate control system and method for realizing investment in power industry |
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| CN (1) | CN117853240A (en) |
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