KR20150066692A - Device and method for converting of bim model - Google Patents

Abstract

Provided are a device and a method for converting a building information modeling (BIM) model. The device for converting the BIM model according to an embodiment of the present invention includes: a data generation part designing a three dimensional BIM model and storing three dimensional BIM data; and a data processing part collecting the three dimensional BIM data and generating an integrated BIM model.

Description

TECHNICAL FIELD [0001] The present invention relates to a device and a method for converting a BIM model,

A conversion apparatus and method of the BIM model are provided.

The use of 4D BIM or 5D BIM technology is increasing in the operation stage of buildings and factories since BIM (building information modeling) technology increases accuracy of quantity and unit price calculation and easy maintenance of building Trend.

Accordingly, a 5D BIM integration model including cost information is constructed in 4D BIM or 4D BIM that further includes process management information based on 3D BIM data including information on appearance modeling information and internal design elements of the building have.

However, it is difficult to reuse the 3D BIM data of the design stage implemented through various programs in the operation stage. Therefore, in order to construct the 4D or 5D integrated model, it takes a lot of manpower and time, and 4D or 5D integrated model It is difficult to guarantee the quality of the integrated model because it is difficult to verify and evaluate the quality of the integrated model based on a single program. For example, to construct the 5D integrated model used in the design stage of the factory project and after the construction phase, model information of the factory is to be modeled using the 3D program, and property information of the factory should be constructed using another program The cost of production of the integrated model increases, and the quality of the integrated model may deteriorate due to compatibility problems between different programs.

A problem to be solved by one embodiment of the present invention is to provide an apparatus and method for converting a 3D BIM model in a design stage into a 4D BIM model or a 5D BIM model in an operational stage.

According to an aspect of the present invention, there is provided a method for designing a three-dimensional building information modeling (BIM) model and storing the three-dimensional BIM data, A conversion device of a BIM model including a processing part is proposed as an embodiment.

Here, the data generator may include one or more programs of revit, archiCAD, or bentley.

In addition, the 3D BIM data may include at least one of structure information, material information, attribute information, work type information, or quantity information of the 3D BIM model.

The data processing unit may include a data collecting unit for collecting the three-dimensional BIM data, a data generating unit for generating a data of a common format by first converting the three-dimensional BIM data, a second converting unit for converting the common format data, And a data conversion unit.

In addition, the data of the common format includes data of a collada file format or an Xml file format, and the integrated BIM model may include four-dimensional BIM data or five-dimensional BIM data.

The 4-dimensional BIM data may include the 3-dimensional BIM data and the process management data, and the 5-dimensional BIM data may include the 4-dimensional BIM data and the estimate data.

According to an aspect of the present invention, there is provided a method for generating 3D data, comprising the steps of: collecting 3D BIM data; converting the 3D BIM data into data of a common format; and generating an integrated BIM model based on the data of the common format A BIM data model conversion method including the BIM data model is proposed as an embodiment.

Here, the 3D BIM data may be BIM design data using one or more programs of revit, archiCAD, or Bentley.

In addition, the 3D BIM data may include at least one of structure information, material information, attribute information, work type information, or quantity information.

The data of the common format may be an Xml file format or a Collada file format.

In addition, the integrated BIM model may include four-dimensional BIM data including the three-dimensional BIM data and the process management data, or five-dimensional BIM data including the four-dimensional BIM data and the estimate data.

According to an embodiment of the present invention, it is possible to shorten the time for converting the 3D BIM data in the design stage into 4D BIM data or 5D BIM data in the operational stage, and improve the quality of the converted 4D BIM data or 5D BIM data. In addition, 4D BIM data or 5D BIM data can be generated in response to a design change of 3D BIM data.

1 is a block diagram of a BIM model conversion apparatus according to an embodiment of the present invention.
2 is a method of transforming a BIM model according to an embodiment of the present invention.
3 to 5 are web page screens illustrating MEP library conversion process according to an embodiment of the present invention.
6 to 10 are web page screens illustrating a MEP instance conversion process according to an embodiment of the present invention.
11 to 14 are Web page screens illustrating Collada conversion process of architecture and structure according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Whenever a component is referred to as "including" an element throughout the specification, it is to be understood that the element may include other elements, not the exclusion of any other element, unless the context clearly dictates otherwise. Also, the terms "part," " module, "and the like, which are described in the specification, refer to a unit for processing at least one function or operation, and may be implemented by hardware or software or a combination of hardware and software.

Throughout the specification, "Collada" refers to a file format (.dae) defined by an XML schema, an open standard for file incompatibility between interactive 3D applications.

Throughout the specification, "work type" means a construction type constituting the description of the construction.

1 is a block diagram of a BIM model conversion apparatus according to an embodiment of the present invention.

The conversion apparatus 100 of the BIM model of FIG. 1 may include a data generation unit 110 and a data processing unit 120.

The data generation unit 110 may design a 3D-based BIM model and may include one or more programs such as revit, archiCAD, or Bentley.

The data generation unit 110 stores 3D-based BIM model data, and the 3D-based BIM model data is information related to the external shape and internal design elements of the building. For example, the information may include at least one of structure information, material information, attribute information, construction type, or volume information of a building.

The data processing unit 120 may convert the 3D-based BIM model into an integrated BIM model and may include a data collection unit 121, a data conversion unit 122, and a data storage unit 123.

The data processing unit 120 may include an add-on program.

The data collecting unit 121 collects the 3D-based BIM model data from the data generating unit 110.

The data conversion unit 122 converts the 3D-based BIM model data to generate data of a common format. Then, the data of the common format is converted to generate the integrated BIM model. In this case, the data in the common format includes data in the collada file format or the Xml file format, and the integrated BIM model includes the four-dimensional BIM data or the five-dimensional BIM data. The 4-dimensional BIM data includes the 3D-based BIM model data and the time-dependent process management data, and the 5-dimensional BIM data may include the 4-dimensional BIM data and the estimate data.

The data conversion unit 122 performs architectural and structural conversion, MEP (Mechanical Electronic Plumbing) conversion, validation, and report of results as shown in Table 1 below, and details thereof will be described with reference to FIGS.

LEVEL 1 LEVEL 2 LEVEL 3 Architecture
conversion Convert to Collada Convert geometry data of architecture and structure to Collada format Heterogeneous format conversion Converting a singular object such as a Column to an Xml format MEP conversion
Library conversion Converting BIM standard libraries into libraries of heterogeneous systems Instance conversion Hygienic piping, Digest piping, Drain piping, HVAC heterogeneous system conversion Validation Model validation Comparison and analysis of BIM data Report results Conversion result reporting BIM conversion result report output

The data storage unit 123 stores the result data of the data conversion unit 122.

2 is a method of transforming a BIM model according to an embodiment of the present invention.

First, a three-dimensional BIM model is designed through the data generation unit 110 (S10). At this time, one or more programs such as revit, archiCAD, or bentley can be used.

Thereafter, three-dimensional BIM data is collected through the data collection unit 121 (S20). At this time, the 3D BIM data may include at least one of structure information, material information, attribute information, work type, or volume information of the BIM building.

Thereafter, the three-dimensional BIM data is firstly transformed into data in the common format (S30). At this time, the data of the common format is specifically the data of the Xml file format or the Collada file format.

Hereinafter, the data conversion method will be described in detail with reference to FIG. 3 to FIG.

3 to 5 are web page screens illustrating MEP library conversion process according to an embodiment of the present invention.

FIG. 3 is a library conversion (export) screen during MEP conversion shown in Table 1, in which a project, a family, and a work type are selected and exported.

4 and 5 show that the export result screen of FIG. 3 shows that a library conversion file having a file name of "C_Lib.xml" is created in FIG. 4, and FIG. 5 shows Collada (.dae ) File is created.

6 to 10 are web page screens illustrating a MEP instance conversion process according to an embodiment of the present invention.

FIG. 6 is an instance conversion (export) screen during MEP conversion shown in Table 1, in which a project, an object, and a dynamic object are selected and then exported.

FIG. 7 is a view showing an export process and a completion message generation screen.

In FIG. 8, the details of the export and the number of objects that have been successfully exported can be confirmed. In FIG. 9, it can be confirmed that the instance conversion file with the file name "Ins.xml" is generated.

FIG. 10 shows that the export details of FIG. 8 are outputted in the form of an excel file. The excel file can be downloaded and stored in another medium.

11 to 14 are Web page screens illustrating Collada conversion process of architecture and structure according to an embodiment of the present invention.

Fig. 11 is a Collada conversion (export) screen, which confirms the quantity by category and selects a category.

12, after selecting a category in FIG. 11 and pressing the "Set Texture" button, an image file (.dds) started at the center of the screen is selected as a screen and a family within a category corresponding to the image file is selected and stored.

FIG. 13 shows the Collada export history and the number of objects that have been successfully exported after completion of FIG. 12, and FIG. 14 shows that Collada file (.dae) is created with the file name of the selected type at export.

Referring back to FIG. 2, finally, the primary transformation result is quadratically transformed into four-dimensional BIM data or five-dimensional BIM data (S40). In this case, the 4-dimensional BIM data may include 3-dimensional BIM data and process management data, and the 5-dimensional BIM data may include 4-dimensional BIM data and estimate data.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the scope of the present invention is not limited to the disclosed exemplary embodiments, but variations and modifications may be made by those skilled in the art. .

100: BIM model conversion apparatus 110:
120: Data processing unit 121: Data collecting unit
122: Data conversion unit 123: Data storage unit

Claims (11)

A data generator for designing a three-dimensional building information modeling (BIM) model and storing the three-dimensional BIM data,
A data processing unit for collecting the three-dimensional BIM data and generating an integrated BIM model,
And the BIM model. The method of claim 1,
Wherein the data generator comprises one or more programs of revit, archiCAD, or bentley. 3. The method according to claim 1 or 2,
Wherein the 3D BIM data includes at least one of structure information, material information, attribute information, work type information, or volume information of the 3D BIM model. The method of claim 1,
The data processing unit includes a data collecting unit for collecting the three-dimensional BIM data, a data generating unit for generating data of a common format by performing a primary transformation of the three-dimensional BIM data, A conversion apparatus of a BIM model including a conversion unit. 5. The method of claim 4,
Wherein the data of the common format includes data of a collada file format or an Xml file format, and the integrated BIM model includes four-dimensional BIM data or five-dimensional BIM data. The method of claim 5,
Wherein the four-dimensional BIM data includes the three-dimensional BIM data and the process management data, and the five-dimensional BIM data includes the four-dimensional BIM data and the quote data. Collecting three-dimensional BIM data,
Converting the three-dimensional BIM data into data of a common format, and
Generating an integrated BIM model based on the data of the common format
The method comprising the steps of: 8. The method of claim 7,
Wherein the 3D BIM data is BIM design data using one or more programs of revit, archiCAD, or Bentley. 9. The method according to claim 7 or 8,
Wherein the 3D BIM data includes at least one of structure information, material information, attribute information, work type information, or quantity information. 8. The method of claim 7,
Wherein the data of the common format is an Xml file format or a Collada file format. 8. The method of claim 7,
The four-dimensional modeling data of the integrated BIM model may include four-dimensional BIM data including the three-dimensional BIM data and process management data, or a conversion method of a BIM model including five-dimensional BIM data including the four- .

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