KR20200123661A - Quantity calculation system for calculation of construction cost of PV system - Google Patents

Abstract

The present invention relates to a system for calculating quantity details for construction cost calculation of a solar power generation system capable of improving reliability, and comprising: an entity element terminal (40) for providing information on entity elements configuring a solar power plant; a project terminal (50) for providing solar power plant establishing project information; an entity platform (20) and a project platform (30) to which the entity element terminal (40) and the project terminal (50) are connected, respectively; and a management server (10) for modeling the solar power plant by using the selected entity elements with information provided by the entity element terminal (40) and the project terminal (50) through the entity platform (20) and the project platform (30), and calculating the required quantity and cost of an entity for each construction type of the solar power plant.

Description

Quantity calculation system for calculation of construction cost of PV system

The present invention relates to a system for calculating quantity details for calculating the construction cost of a solar power generation system, and more particularly, to a system for managing based on object information using a parametric CAD.

In general, solar power plants have a panel module that converts solar heat into electrical energy and an inverter that converts the current of the panel module into AC current, and the AC current of the inverter is supplied to the power plant or customer through a substation. May be, and optionally stored in a mass energy storage device (ESS).

In addition, it may include a tracker that supports the solar panel module and adjusts the angle according to the position of the sun as needed.

A cable for the movement of electric energy between the respective components is also a major component.

In order to construct a solar power plant in which a number of elements are combined, the selection of a solar panel module, tracker, inverter, and cable becomes an important factor in determining the initial cost and maximum production power of the solar power plant.

A system for calculating quantity details for calculating the construction cost of a conventional solar power generation system is disclosed in Korean Patent Publication No. 10-2018-0125915 (solar power generation device management system, photovoltaic device management method, and computer-readable storage medium, November 2018. As described in (published on the 26th), based on the completed photovoltaic power generation device, the technical configuration necessary for the monitoring of power generation and maintenance and management of facilities is provided.

However, conventional systems for calculating the quantity details for calculating the construction cost of a solar power generation system cannot be managed during the construction process of a solar power plant, and maintenance is inevitable regardless of the maximum power production scale predictable by design. There was no limit.

The technical problem to be solved by the present invention in consideration of the conventional problems as described above is to select elements such as solar panels and inverters at the design stage of a solar power plant, and make it easy for business owners to pay for costs according to the type of construction It is to provide a calculation system of quantity details for calculating the construction cost of a solar power generation system that can be checked easily.

In addition, another technical problem to be solved by the present invention is a solar power generation system that can provide more accurate calculation details, including business information elements including geographic elements as well as physical elements such as solar panels and inverters. It is to provide a calculation system of quantity details for construction cost calculation.

In addition, the present invention is to provide a system for calculating quantity details for calculating the construction cost of a photovoltaic power generation system that can increase reliability by specifying the basis of the calculation.

In order to solve the above problems, the system for calculating quantity details for calculating the construction cost of the solar power generation system of the present invention includes an individual element terminal 40 that provides information on individual elements constituting a solar power plant, and a solar power plant. A project terminal 50 providing information on an establishment project, an entity platform 20 and a project platform 30 to which the entity element terminal 40 and the project terminal 50 are connected, respectively, and the entity platform 20 By using the information provided by the individual element terminal 40 and the project terminal 50 through the project platform 30, the solar power plant is modeled using the selected individual elements, and the required quantity of each type of solar power plant and the It includes a management server 10 for calculating the cost.

In an embodiment of the present invention, the management server 10 includes an entity management unit 11 that stores information of object elements and cables input through the entity platform 20, and input through the project platform 30. A project management unit 12 that stores and manages project information, a circuit model creation unit 15 that models a circuit model according to project information by using information from the entity management unit 11, and analyzes the circuit model for each type of work. It includes an analysis processing unit 16 that extracts the quantity information and cost information of necessary entity elements and cables, and provides it to the entity terminal 40 and the project terminal 50 through the entity platform 20 and the project platform 30 can do.

In an embodiment of the present invention, the project information includes spatial information, and the circuit model creation unit 15 may create a circuit model by arranging object elements in the space defined by the spatial information and connecting cables. .

In an embodiment of the present invention, the analysis processing unit 16 may analyze the standard and length of the cable.

The present invention models a solar power plant by using information on object elements constituting the solar power plant, and automatically calculates the quantity of object elements, but provides the calculation details and calculation basis, thereby improving reliability. There is.

In addition, the present invention has the effect of improving reliability by directly connecting the producer or supplier of the object element and the consumer, and providing cost calculation and the basis for the design and construction of a solar power plant.

1 is a block diagram of a system for calculating quantity details for calculating a construction cost of a solar power generation system according to a preferred embodiment of the present invention.
2 is a diagram showing an example of circuit modeling.
3 is a diagram showing an example of information analyzed by an analysis processing unit.
4 and 5 are exemplary screens of an entity platform and a project platform.

Hereinafter, a system for calculating the quantity details for calculating the construction cost of the solar power generation system of the present invention will be described in detail with reference to the accompanying drawings.

The embodiments of the present invention are provided to more completely describe the present invention to those of ordinary skill in the art, and the embodiments described below may be modified in various other forms, and The scope is not limited to the following embodiments. Rather, these embodiments are provided to make the present invention more faithful and complete, and to fully convey the spirit of the present invention to those skilled in the art.

The terms used herein are used to describe specific embodiments, and are not intended to limit the present invention. As used herein, the singular form may include a plural form unless the context clearly indicates another case. Also, as used herein, "comprise" and/or "comprising" specify the presence of the mentioned shapes, numbers, steps, actions, members, elements and/or groups thereof. And does not exclude the presence or addition of one or more other shapes, numbers, actions, members, elements, and/or groups. As used herein, the term "and/or" includes any and all combinations of one or more of the corresponding listed items.

In the present specification, terms such as first and second are used to describe various members, regions and/or parts, but it is obvious that these members, parts, regions, layers and/or parts are not limited by these terms. . These terms do not imply any particular order, top or bottom, or superiority, and are only used to distinguish one member, region, or region from another member, region, or region. Accordingly, the first member, region, or region to be described below may refer to the second member, region, or region without departing from the teachings of the present invention.

Hereinafter, embodiments of the present invention will be described with reference to the drawings schematically showing embodiments of the present invention. In the drawings, for example, depending on manufacturing techniques and/or tolerances, variations of the illustrated shape can be expected. Accordingly, the embodiments of the present invention should not be construed as being limited to the specific shape of the region shown in the present specification, but should include, for example, a change in shape caused by manufacturing.

1 is a block diagram of a system for calculating quantity details for calculating the construction cost of a solar power generation system according to a preferred embodiment of the present invention.

Referring to FIG. 1, a system for calculating quantity details for calculating a construction cost of a solar power generation system according to a preferred embodiment of the present invention includes an individual element terminal 40 that provides information on individual elements constituting a solar power plant, A project terminal 50 providing information on a solar power plant establishment project, an entity platform 20 and a project platform 30 to which the entity element terminal 40 and the project terminal 50 are connected, respectively, and the entity platform ( 20) and the project platform 30, by using the information provided by the individual element terminal 40 and the project terminal 50, modeling the solar power plant using the selected object elements, and each construction type of the solar power plant It is configured to include a management server 10 for calculating the required quantity and cost.

The management server 10 includes an object management unit 11 that stores information of objects input through the object platform 20, and a project management unit 12 that stores and manages project information input through the project platform 30. ), and a circuit model creation unit 15 that models a circuit model according to project information using information from the entity management unit 11, and an analysis that analyzes the circuit model to obtain quantity information and cost information of necessary entities for each work type It comprises a processing unit 16.

The project management unit 12 may include a construction type management unit 13 and a location information management unit 14.

Hereinafter, the configuration and operation of the system for calculating the quantity details for calculating the construction cost of the solar power generation system according to a preferred embodiment of the present invention configured as described above will be described in more detail.

First, the individual terminal 40 may be defined as a terminal of a manufacturer or distributor of individual elements constituting a solar power plant. In this case, the entity elements may be solar panel modules, inverters, cables, large-capacity energy storage devices, and switchboards.

In addition, the information of the entity elements provided by the entity terminal 40 may be different for each entity factor, and it is assumed that various information such as appearance information, price information, and processing capacity information is provided.

The entity terminal 40 may access the entity platform 20 and provide information on entity elements. Here, the object platform 20 may be implemented by various technical means such as a website and a cloud database.

In a similar configuration, the present invention provides a project platform 30. It is assumed that the project terminals 50 are connected to the project platform 30.

The project terminals 50 may be the founding company of the solar power plant or the individual's terminal of the founder, and provide information necessary to establish the solar power plant, such as the address, installation area, and scale of the solar power plant.

The entity terminal 40 and the project terminal 50 are supposed to be connected to the entity platform 20 and the project platform 30, respectively, through a communication network, and a separate communication network is not shown in the drawings.

In this way, the management server 10 collecting project information through the project platform 30 selects entity information according to the content of the project, and performs circuit modeling of the solar power plant using the selected entity.

The management server 10 includes an object management unit 11 and a project management unit 12, wherein the object management unit 11 and the project management unit 12 may be databases storing object information and project information, respectively.

In addition, the object management unit 11 and the project management unit 12 may be separate computing devices each including a storage device.

The entity management unit 11 stores information on various entities provided by the entity terminal 40. The entities stored in the entity management unit 11 may be classified into several classes.

For example, the entity management unit 11 may include an element class and a cable class. In this case, the element is a class that categorizes and stores information on major facilities such as solar panel modules, inverters, and switchboards, and the cable class is a class that categorizes and stores information about cables connecting each element.

This is because there are differences in specifications and performances for each manufacturer or model of an element, and cables are also very diverse, such as diameters and insulation structures, and there may be differences in the degree of loss depending on these standards and structures.

In the present invention, it has been described that the entity management unit 11 classifies and stores entities into two classes, but it is possible to classify and store each class for major facilities such as a solar panel module, inverter, and switchboard.

The classes stored in the object management unit 11 can be checked in the project terminal 50 at the request of the project terminal 50.

In addition, the project management unit 12 may store information provided by the project terminal 50. At this time, the project includes construction type information and spatial information, which are types of construction requested according to the design requirements of the solar power plant, and may also include various information such as location information, business owner name information, and project name information.

The project management unit 12 may include a construction type management unit 13 for classifying and managing construction type information, and a space management unit 14 for storing and managing spatial information for design.

The work type management unit 13 categorizes and stores the work type, and can be specifically classified into work type names such as cable tray construction, wiring construction, inverter construction, and monitoring construction, and can be classified in various ways according to the user's convenience. have. Necessary facilities are determined according to the type of construction, and specific specifications and capacity of the facility can be determined.

In addition, the space management unit 14 classifies and stores the space information provided by the project terminal 50 in which the corresponding type of work is performed, and the length of the cable and the arrangement of the facilities are determined according to the installation space.

Based on the information stored in the object management unit 11 and the project management unit 12, the circuit model creation unit 15 models the relationship between the arrangement of objects and the laying arrangement of cables. In this case, the modeling may be made with various software, and the arrangement of the object elements and cables stored in the object management unit 11 is modeled according to the type of construction and spatial information of the project management unit 12.

At this time, the object element and cable list can be selected after checking in the project terminal 50, or object elements and cables meeting the design criteria requested by the project terminal 50 can be automatically selected and modeled.

Parametric CAD can be used for circuit modeling of the project.

The circuit model creation unit 15 that performs circuit modeling as described above may be a separate computing device in which a modeling program is installed.

It is assumed that the model created by the circuit model preparation unit 15 is provided to the project terminal 50 through the project platform 30.

2 shows an example of the circuit modeling results for each type of project.

In FIG. 1, the circuit models include a solar panel module 1, an inverter 2, and an ESS 4 as individual elements, and show a circuit connecting each individual element with a cable 3.

In the present invention, in order to provide a more specific design proposal to the user, the analysis processing unit 16 is further included.

It is assumed that the analysis processing unit 16 aggregates the size and length of individual elements and cables used in the circuit model modeled according to the type of construction, and calculates the quantity of the same material for each type of construction.

3 is an exemplary diagram of a result of analyzing a circuit model in the analysis processing unit 16.

3 is an example, listing cables used in a circuit model for each type of construction.

As described above, the present invention stores the specifications and quantities of individual elements and cables used in the circuit model, and provides them to the project terminal 50 and the individual terminal 40, and then provides the individual elements and cables required for the construction of the corresponding construction type. It is specified, it is possible to select a suitable operator by receiving a bid from the individual terminals 40 for the specified individual element and the delivery price of the cable.

4 is an example of a screen of the project platform 30 and the object platform 20 for checking the number of object elements and cables required according to the type of construction.

The construction type is divided into outdoor electrical equipment construction, water substation equipment construction, and power control equipment construction, and if you select the relevant construction type, you can check the required individual elements and the specifications and quantity of cables.

In addition, as shown in FIG. 5, the basis for calculating each quantity can be checked through the object terminal 40 and the project terminal 50.

At this time, the calculation basis is based on the circuit model created by the circuit model preparation unit 15.

As described above, the present invention can increase reliability by presenting an accurate calculation basis.

It is apparent to those of ordinary skill in the art that the present invention is not limited to the above embodiments and can be variously modified and modified within the scope of the technical gist of the present invention. will be.

10: management server 11: object management
12: Project Management Department 13: Construction Management Department
14: spatial information management unit 15: circuit model preparation unit
16: analysis processing unit 20: object platform
30: project platform 40: object terminal
50: project terminal

Claims (4)

An entity element terminal 40 that provides information on individual elements constituting a solar power plant, and
A project terminal (50) that provides information on a solar power plant establishment project,
An entity platform 20 and a project platform 30 to which the entity element terminal 40 and the project terminal 50 are connected, respectively,
Using the information provided by the entity element terminal 40 and the project terminal 50 through the entity platform 20 and the project platform 30, a photovoltaic power plant is modeled using selected entity elements, and a solar power plant A system for calculating quantity details for calculating the construction cost of a photovoltaic power generation system, including a management server 10 that calculates the required quantity and cost for each type of construction. The method of claim 1,
The management server 10,
An entity management unit 11 that stores information of entity elements and cables input through the entity platform 20;
A project management unit 12 that stores and manages project information input through the project platform 30,
A circuit model creation unit 15 for modeling a circuit model according to project information using the information of the entity management unit 11,
Analyzing the circuit model, extracting the quantity information and cost information of individual elements and cables required for each type of work, and providing it to the individual terminal 40 and the project terminal 50 through the object platform 20 and the project platform 30 A system for calculating quantity details for calculating the construction cost of a photovoltaic power generation system including an analysis processing unit 16. The method of claim 2,
The above project information,
Contains spatial information,
The circuit model creation unit 15 is a system for calculating quantity details for calculating the construction cost of a photovoltaic power generation system for arranging individual elements in a space defined by the spatial information and connecting cables to create a circuit model. The method of claim 3,
The analysis processing unit (16) is a calculation system of quantity details for calculating the construction cost of a solar power generation system, characterized in that analyzing the standard and length of the cable.

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