CN115271794A - Three-dimensional model-based power transmission project cost calculation method - Google Patents

Three-dimensional model-based power transmission project cost calculation method Download PDF

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CN115271794A
CN115271794A CN202210805542.0A CN202210805542A CN115271794A CN 115271794 A CN115271794 A CN 115271794A CN 202210805542 A CN202210805542 A CN 202210805542A CN 115271794 A CN115271794 A CN 115271794A
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power transmission
cost
transmission project
scheme
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刘福来
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Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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Guangzhou Power Supply Bureau of Guangdong Power Grid Co Ltd
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Abstract

The application discloses a power transmission project cost calculation method based on a three-dimensional model, which comprises the following steps: obtaining construction information, determining a three-dimensional model, determining a power transmission project construction scheme, evaluating the cost of the power transmission project scheme, integrating and analyzing evaluation data, determining a risk evaluation coefficient, and calculating, optimizing and adjusting the cost. The method has the beneficial effects that: the calculation method firstly determines the construction site of the transmission project through site investigation, then sequentially calculates the construction cost in the project construction process, integrates the projects of the same construction work in the construction stage, determines the feasibility of the whole scheme, ensures the accuracy of the calculation result, simultaneously carries out risk evaluation in the construction process and post risk evaluation based on the environmental condition of the construction position, can ensure that the construction investment is reduced as far as possible under the condition of meeting the construction requirements, and finally integrates the evaluation value of the whole construction scheme to determine the optimal construction scheme.

Description

Three-dimensional model-based power transmission project cost calculation method
Technical Field
The application relates to a construction cost calculation method, in particular to a power transmission project construction cost calculation method based on a three-dimensional model, and belongs to the technical field of power transmission project construction cost application.
Background
The transmission engineering is a process of construction by working personnel in the aspects of planning, designing, manufacturing, constructing, operating, maintaining and the like of the transmission line based on the basic knowledge and the practical application capability of the transmission line engineering, and the transmission line engineering is a subject of intersection of civil engineering and electrical engineering. The method comprises the following steps of power system foundation, electrical engineering, theoretical mechanics, material mechanics, mechanical design, soil mechanics, transmission line engineering, transmission line foundation concrete, power cables, transmission line electrical foundation, electromagnetic field, transmission line operation and maintenance, direct current transmission technology, high voltage technology, transmission line design, transmission line construction, transmission tower design, distribution line design operation and management, transmission line engineering budget, transmission line geographic information system, transmission line protection, transmission line engineering management, engineering measurement and the like.
The power transmission project refers to a process assembly of power transmission line construction, and comprises important parts such as a power transmission line, a transformer substation, a power transmission tower and the like, the construction amount of the power transmission project is often determined by the power transmission amount, the construction position, the position environment and the span, a three-dimensional model needs to be established for cost calculation before the power transmission project is constructed, but the construction cost is inconsistent with the actual investment due to limitation of the construction position of the power transmission project, meanwhile, the span of the power transmission project is large, the consumption of each construction project is difficult to calculate effectively, and the difference between the cost calculation result and the actual investment is large. Therefore, a power transmission project cost calculation method based on a three-dimensional model is provided aiming at the problems.
Disclosure of Invention
The present application aims to solve the above problems and provide a method for calculating a cost of a power transmission project based on a three-dimensional model.
The above purpose is achieved by the following technical scheme, and the calculation method of the power transmission project cost based on the three-dimensional model comprises the following steps:
(1) Acquiring construction information and determining a three-dimensional model, determining a power transmission engineering construction site and surveying corresponding foundation information, and then determining an optimization scheme and modeling the three-dimensional model;
(2) Determining a construction scheme of a power transmission project, and determining an integral construction scheme of the project on the basis of power transmission project construction;
(3) Evaluating the cost of the project scheme of the power transmission project, and calculating the cost of each project of the power transmission project;
(4) Integrating and analyzing the evaluation data, establishing the relation between corresponding data, and determining the evaluation information of the whole scheme;
(5) Determining a risk evaluation coefficient, determining a risk coefficient of the construction scheme under the evaluation information, and performing coefficient evaluation on the risk existing after the construction scheme;
(6) And calculating, optimizing and adjusting the construction cost, and comprehensively optimizing the whole construction cost calculation result of the power transmission project to obtain an optimal construction scheme.
Preferably, in the step (1), after the construction sites of the power transmission project are determined and the foundation condition of each construction site is surveyed, the optimal construction scheme is determined, and the three-dimensional model is established.
Preferably, in the step (2), the final construction plan is determined according to the construction project and range appearing in the optimal construction plan.
Preferably, in the step (3), the transmission project in the established three-dimensional model is evaluated, and the manpower and material resources required by each construction stage are sequentially evaluated for manufacturing cost.
Preferably, in the step (3), the span and the height of the power transmission project are calculated by using the size of the three-dimensional model, the amount of money required by the scale of the corresponding power transmission project is calculated, and the data information of each construction stage is backed up and stored.
Preferably, in the step (4), the construction cost consumption of each stage needing construction is subjected to data evaluation, a construction cost interval is determined according to a construction site, and the maximum and minimum construction value calculation is performed on the construction cost value range.
Preferably, in the step (4), the construction process of each stage requiring construction is analyzed, the construction cost consumption of the same construction process is integrated, the cost is calculated as a whole, and the batch of the synchronous construction stage is determined according to the construction period requirement.
Preferably, in the step (5), the material selection and labor cost are determined according to the construction cost calculation scheme, and the overall structural strength of the power transmission project under the corresponding material is calculated.
Preferably, in the step (5), risk assessment is performed on the power transmission project after the construction is completed, the current year environment condition is called by referring to the actual condition of the construction site, and the corresponding risk hidden danger is eliminated to ensure normal operation of the power transmission project.
Preferably, in the step (6), the construction cost of each construction stage project is optimized, and an optimal construction cost calculation scheme is obtained after the optimal construction cost is determined.
The beneficial effect of this application is: the calculation method is suitable for three-dimensional model calculation of the construction cost of the power transmission project, the construction cost in the project construction process is determined through site investigation, then the construction cost is calculated in sequence, projects of the same construction work in the construction stage are integrated, the feasibility of the whole scheme is determined, the accuracy of the calculation result is ensured, meanwhile, risk evaluation in the construction process and post risk evaluation based on the environment condition of the construction position are carried out, the construction investment can be reduced as far as possible under the condition of meeting the construction requirement, and finally, the evaluation value of the whole construction scheme is integrated to determine the optimal construction scheme.
Drawings
Fig. 1 is a flowchart of a calculation method of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
The first embodiment is as follows:
a power transmission project cost calculation method based on a three-dimensional model comprises the following steps:
(1) Acquiring construction information and determining a three-dimensional model, determining a power transmission engineering construction site and surveying corresponding foundation information, and then determining an optimization scheme and modeling the three-dimensional model;
(2) Determining a construction scheme of a power transmission project, and determining an integral construction scheme of the project on the basis of power transmission project construction;
(3) Evaluating the cost of the project scheme of the power transmission project, and calculating the cost of each project of the power transmission project;
(4) Integrating and analyzing the evaluation data, establishing the relation between corresponding data, and determining the evaluation information of the whole scheme;
(5) Determining a risk evaluation coefficient, determining a risk coefficient of the construction scheme under the evaluation information, and performing coefficient evaluation on the risk existing after the construction scheme;
(6) And calculating, optimizing and adjusting the construction cost, and comprehensively optimizing the whole construction cost calculation result of the power transmission project to obtain an optimal construction scheme.
In the step (1), the construction sites of the power transmission project are determined, the foundation condition of each construction site is surveyed, the optimal construction scheme is determined, and the three-dimensional model is established.
And (3) determining the final construction scheme aiming at the construction projects and ranges appearing in the optimal construction scheme in the step (2).
And (4) evaluating the transmission project in the established three-dimensional model in the step (3), and sequentially evaluating the cost of manpower and material resources required by each construction stage.
And (3) calculating the span and height of the power transmission project by using the size of the three-dimensional model, calculating the amount required by the scale of the corresponding power transmission project, and backing up and storing the data information of each construction stage.
And (4) performing data evaluation on the cost consumption of each required construction stage, determining a cost interval according to a construction site, and performing maximum cost value calculation on a cost value range.
And (4) analyzing the construction process of each required construction stage, integrating the construction cost consumption of the same construction process, calculating the cost as a whole, and determining the batch of the synchronous construction stage according to the construction period requirement.
And (5) determining material selection and labor cost according to the construction cost calculation scheme, and calculating the overall structural strength of the power transmission project under the corresponding material.
And (5) performing risk assessment on the power transmission project after construction is completed, calling the previous year environment condition by referring to the actual condition of the construction site, and eliminating corresponding risk hidden dangers to ensure the normal operation of the power transmission project.
And (6) optimizing the construction cost of each stage project of construction, and obtaining an optimal construction cost calculation scheme after determining the optimal construction cost.
The method is suitable for general calculation of the construction cost of the power transmission project, the calculated numerical value is greatly different from the actual investment, and the actual cost is greatly different from the expected cost.
Example two:
a power transmission project cost calculation method based on a three-dimensional model comprises the following steps:
(1) Acquiring construction information and determining a three-dimensional model, determining a power transmission engineering construction site and surveying corresponding foundation information, and then determining an optimization scheme and modeling the three-dimensional model;
(2) Determining a construction scheme of a power transmission project, and determining an integral construction scheme of the project on the basis of power transmission project construction;
(3) Evaluating the cost of the project scheme of the power transmission project, and calculating the cost of each project of the power transmission project;
(4) Integrating and analyzing the evaluation data, establishing the relation between corresponding data, and determining the evaluation information of the whole scheme;
(5) Determining a risk evaluation coefficient, determining a risk coefficient of the construction scheme under the evaluation information, and performing coefficient evaluation on the risk existing after the construction scheme;
(6) And (4) calculating, optimizing and adjusting the construction cost, and comprehensively optimizing the whole construction cost calculation result of the power transmission project to obtain an optimal construction scheme.
In the step (1), the construction sites of the power transmission project are determined, the foundation condition of each construction site is surveyed, the optimal construction scheme is determined, and a three-dimensional model is established.
And (3) determining the final construction scheme aiming at the construction projects and ranges appearing in the optimal construction scheme in the step (2).
And (4) evaluating the transmission project in the established three-dimensional model in the step (3), and sequentially evaluating the cost of manpower and material resources required by each construction stage.
And (3) calculating the span and height of the power transmission project by using the size of the three-dimensional model, calculating the amount required by the scale of the corresponding power transmission project, and backing up and storing the data information of each construction stage.
And (4) performing data evaluation on the cost consumption of each required construction stage, determining a cost interval according to a construction site, and performing average calculation of maximum and minimum manufacturing values on a cost value range.
And (4) analyzing the construction process of each required construction stage, integrating the construction cost consumption of the same construction process, calculating the cost as a whole, and determining the batch of the synchronous construction stage according to the construction period requirement.
And (5) determining material selection and labor cost according to the construction cost calculation scheme, and calculating the overall structural strength of the power transmission project under the corresponding material.
And (5) performing risk assessment on the power transmission project after the construction is completed, referring to the actual situation of the construction site, calling the previous year environment situation, and eliminating the corresponding risk hidden danger to ensure the normal operation of the power transmission project.
And (6) optimizing the construction cost of each stage project of construction, and obtaining an optimal construction cost calculation scheme after determining the optimal construction cost.
The method is suitable for accurate calculation of the construction cost of the power transmission project, the difference between the calculated numerical value and the actual investment is small, and the difference between the actual cost and the expected cost is small.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (10)

1. A power transmission project cost calculation method based on a three-dimensional model is characterized by comprising the following steps: the calculation method comprises the following steps:
(1) Acquiring construction information and determining a three-dimensional model, determining a power transmission engineering construction site and surveying corresponding foundation information, and then determining an optimization scheme and modeling the three-dimensional model;
(2) Determining a construction scheme of a power transmission project, and determining an integral construction scheme of the project on the basis of power transmission project construction;
(3) Evaluating the cost of the project scheme of the power transmission project, and calculating the cost of each project of the power transmission project;
(4) Integrating and analyzing the evaluation data, establishing the relation between corresponding data, and determining the evaluation information of the whole scheme;
(5) Determining a risk evaluation coefficient, determining a risk coefficient of the construction scheme under the evaluation information, and performing coefficient evaluation on the risk existing after the construction scheme;
(6) And (4) calculating, optimizing and adjusting the construction cost, and comprehensively optimizing the whole construction cost calculation result of the power transmission project to obtain an optimal construction scheme.
2. The method for calculating the construction cost of the power transmission project based on the three-dimensional model according to claim 1, characterized in that: in the step (1), the construction sites of the power transmission project are determined, the foundation condition of each construction site is surveyed, the optimal construction scheme is determined, and a three-dimensional model is established.
3. The method for calculating the construction cost of the power transmission project based on the three-dimensional model according to claim 1, characterized in that: and (3) determining the final construction scheme aiming at the construction projects and ranges appearing in the optimal construction scheme in the step (2).
4. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (4) evaluating the transmission project in the established three-dimensional model in the step (3), and sequentially evaluating the cost of manpower and material resources required by each construction stage.
5. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (3) calculating the span and height of the power transmission project by using the size of the three-dimensional model, calculating the amount required by the scale of the corresponding power transmission project, and backing up and storing the data information of each construction stage.
6. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (4) performing data evaluation on the construction cost consumption of each required construction stage, determining a construction cost interval according to a construction site, and performing maximum and minimum construction value calculation on a construction cost value range.
7. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (4) analyzing the construction process of each required construction stage, integrating the construction cost consumption of the same construction process, calculating the cost as a whole, and determining the batch of the synchronous construction stage according to the construction period requirement.
8. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (5) determining material selection and labor cost according to the construction cost calculation scheme, and calculating the overall structural strength of the power transmission project under the corresponding material.
9. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (5) performing risk assessment on the power transmission project after the construction is completed, referring to the actual situation of the construction site, calling the previous year environment situation, and eliminating the corresponding risk hidden danger to ensure the normal operation of the power transmission project.
10. The method for calculating construction cost of power transmission project based on three-dimensional model according to claim 1, characterized in that: and (6) optimizing the construction cost of each stage project of construction, and determining the optimal construction cost to obtain an optimal construction cost calculation scheme.
CN202210805542.0A 2022-07-08 2022-07-08 Three-dimensional model-based power transmission project cost calculation method Pending CN115271794A (en)

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Application Number Priority Date Filing Date Title
CN202210805542.0A CN115271794A (en) 2022-07-08 2022-07-08 Three-dimensional model-based power transmission project cost calculation method

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CN115271794A true CN115271794A (en) 2022-11-01

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