CN111723426A - Building design method and system based on BIM - Google Patents
Building design method and system based on BIM Download PDFInfo
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- CN111723426A CN111723426A CN202010568330.6A CN202010568330A CN111723426A CN 111723426 A CN111723426 A CN 111723426A CN 202010568330 A CN202010568330 A CN 202010568330A CN 111723426 A CN111723426 A CN 111723426A
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- 238000013461 design Methods 0.000 title claims abstract description 202
- 238000000034 method Methods 0.000 title claims abstract description 26
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- 238000004458 analytical method Methods 0.000 claims description 6
- 238000012800 visualization Methods 0.000 claims description 6
- 238000012938 design process Methods 0.000 claims description 4
- 238000003066 decision tree Methods 0.000 claims description 3
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/27—Design optimisation, verification or simulation using machine learning, e.g. artificial intelligence, neural networks, support vector machines [SVM] or training a model
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
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- G06Q50/00—Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
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Abstract
The invention provides a building design method and system based on BIM, relating to the field of building design, wherein the method comprises the following steps: collecting building design parameters, and creating a BIM original model based on the building design parameters; step 2: carrying out structure splitting on the BIM original model, and generating modularized structure design parameters based on a structure splitting result; and step 3: respectively inputting the modularized structural design parameters into the intelligent design model for building design to obtain building design modules with different building styles; and 4, step 4: and combining the building design modules with different building styles to generate a BIM combined model, and visually comparing the BIM combined model with the BIM original model. The invention enables non-professional building users to select the desired design scheme more intuitively, and the design result is more reasonable than the result of manual design, thereby greatly optimizing the performance of the building.
Description
Technical Field
The invention relates to the field of building design, in particular to a building design method and system based on BIM.
Background
The construction project mainly comprises the processes of building design → engineering processing production → field installation and the like, and the process of establishing the project saves time. However, this design method has many disadvantages, including unreasonable design and low participation of building users. With the continuous development of artificial intelligence technology, more and more cases are designed through machine learning. Through a large amount of data samples of machine learning training, the strong storage and the computing power of itself are cooperated again, very complicated and accurate design task can be accomplished to the computer, and global factor can be considered in the design result that obtains, therefore ultimate design achievement can be more reasonable than the achievement of manual design, can optimize the performance of building greatly. Meanwhile, the BIM technology can improve informatization of a design process, and the visual characteristic of the BIM technology can enable design expression to be more visual, so that non-professional building users can select desired design schemes more visually.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention aims to provide a building design method and system based on BIM, which can help non-professional building users to select their desired design schemes more intuitively, and partially replace the original design schemes, so that the final design result will be more reasonable than the result of manual design, and the building performance can be greatly optimized.
The invention provides a building design method based on BIM, which comprises the following steps:
s1: collecting building design parameters, and creating a BIM original model based on the building design parameters;
s2: carrying out structure splitting on the BIM original model, and generating modularized structure design parameters based on a structure splitting result;
s3: respectively inputting the modularized structural design parameters into the intelligent design model for building design to obtain building design modules with different building styles;
s4: and combining the building design modules with different building styles to generate a BIM combined model, and visually comparing the BIM combined model with the BIM original model.
Firstly, collecting architectural design parameters, such as structural design data of CAD drawings and the like; converting the building design parameters into a BIM original design model; then, selecting a part of structure to be replaced in the BIM original design module, then carrying out structure splitting, and generating structure design parameters related to the structure to be replaced; finally, inputting the structural design parameters into the intelligent design model, generating building design modules with corresponding styles after selecting the building styles, and generating a BIM combined model after combining the building design modules; the non-professional building user can select the desired design scheme more intuitively, the design result is more reasonable than the result of manual design, and the building performance can be greatly optimized.
In an embodiment of the present invention, before building design is performed on the modular structural design parameters of the intelligent design model, creation and training of the intelligent design model are performed in advance.
In an embodiment of the present invention, the creation process of the intelligent design model includes:
(1) analyzing the influence of the building components on the building design parameters according to the physical attributes of the building components to obtain an influence equation of the building components on the building design parameters, and establishing a finite element analysis algorithm;
(2) and embedding the influence equation into a finite element analysis algorithm to obtain an intelligent design model, wherein the building components represent all physical objects influencing the building design parameters.
The training process of the intelligent design model comprises the following steps:
(1) selecting building design modules of different styles as training samples, and carrying out category marking on the training samples of each building style;
(2) selecting characteristic parameters related to the architectural style, and inputting the training samples and the characteristic parameters into the intelligent design model;
(3) carrying out sample training on the intelligent design model by using a decision tree algorithm to obtain characteristic parameter values of different architectural styles; the intelligent design model can be used for building design according to different styles, and intelligent design model training is completed.
In an embodiment of the present invention, the building design parameters are parameters involved in a building design process, and are all parameter expression forms of building characteristics and functions.
The invention provides a building design system based on BIM, which comprises a parameter acquisition module, a structure splitting module, an intelligent design model, a module combination module and a visualization module;
the parameter acquisition module is used for acquiring building design parameters and creating a BIM original model based on the building design parameters;
the structure splitting module is used for carrying out structure splitting on the BIM original model and generating modularized structure design parameters based on a structure splitting result;
the intelligent design model is used for carrying out building design on the modularized structural design parameters to obtain building design modules with different building styles;
the module combination module is used for combining the building design modules with different building styles to generate a BIM combination model;
and the visualization module is used for visually comparing the BIM combined model with the BIM original model.
As described above, the building design method and system based on BIM of the present invention have the following advantages: firstly, collecting architectural design parameters, such as structural design data of CAD drawings and the like; converting the building design parameters into a BIM original design model; then, selecting a part of structure to be replaced in the BIM original design module, then carrying out structure splitting, and generating structure design parameters related to the structure to be replaced; finally, inputting the structural design parameters into the intelligent design model, generating building design modules with corresponding styles after selecting the building styles, and generating a BIM combined model after combining the building design modules; the non-professional building user can select the desired design scheme more intuitively, the design result is more reasonable than the result of manual design, and the building performance can be greatly optimized.
Drawings
FIG. 1 is a step diagram illustrating a BIM-based building design method disclosed in an embodiment of the present invention.
FIG. 2 shows a flow chart for the creation of the intelligent design model disclosed in an embodiment of the present invention.
FIG. 3 is a flow chart illustrating the training of the intelligent design model disclosed in the embodiments of the present invention.
FIG. 4 shows a system block diagram of a BIM-based building design system as disclosed in an embodiment of the present invention.
Fig. 5 is a schematic flow chart showing the overall structural design and assembly of the BIM combination model disclosed in the embodiment of the present invention.
Fig. 6 is a schematic flow chart illustrating partial structural design and assembly of the BIM combination model disclosed in the embodiment of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the type, quantity and proportion of the components in actual implementation may be changed freely, and the layout of the components may be more complicated.
Referring to fig. 1, the present invention provides a building design method based on BIM, which includes the following steps:
s1: collecting building design parameters, and creating a BIM original model based on the building design parameters;
the building design parameters are parameters related in the building design process, and are all parameter expression forms of building characteristics and functions, and the building design parameters can be structural design data such as CAD drawings and the like.
S2: the method comprises the steps of carrying out structure splitting on a BIM original model, generating modularized structure design parameters based on a structure splitting result, carrying out structure splitting after selecting a part of a structure, needing to be replaced, of a visual model of the BIM original model, and generating the structure design parameters based on a module after the structure splitting; the parts of the structures to be replaced in the visual model of the BIM original model are selected and then split, so that visual operation can be conveniently carried out, and the operation is simple.
S3: respectively inputting the modularized structural design parameters into the intelligent design model for building design to obtain building design modules with different building styles;
the intelligent design model is required to be established and trained in advance before building design is carried out on the modularized structure design parameters;
referring to fig. 2, the process of creating the intelligent design model includes:
(1) analyzing the influence of the building components on the building design parameters according to the physical attributes of the building components to obtain an influence equation of the building components on the building design parameters, and establishing a finite element analysis algorithm;
(2) embedding the influence equation into a finite element analysis algorithm to obtain an intelligent design model, wherein the building components represent all physical objects influencing the building design parameters;
referring to fig. 3, the training process of the intelligent design model includes:
(1) selecting building design modules of different styles as training samples, and carrying out category marking on the training samples of each building style;
(2) selecting characteristic parameters related to the architectural style, and inputting the training samples and the characteristic parameters into the intelligent design model;
(3) carrying out sample training on the intelligent design model by using a decision tree algorithm to obtain characteristic parameter values of different architectural styles; the intelligent design model can be used for building design according to different styles, and intelligent design model training is completed.
S4: combining building design modules with different building styles to generate a BIM combined model, and visually comparing the BIM combined model with a BIM original model;
referring to fig. 5, when all structural designs and combinations of the BIM combination model are required, all structures of the BIM combination model are firstly split, structural design parameters of all the structures are respectively input into the intelligent design model to perform architectural design, building design modules of all the structures based on different architectural styles are obtained, and finally all the building design modules are combined to generate the BIM combination model.
Referring to fig. 6, when a part of module design and combination of the BIM combination model are required, firstly, a part of structure of the BIM combination model is split, and structural design parameters of the part of structure are respectively input into the intelligent design model to perform building design, so as to obtain building design modules with part of structure based on different building styles, and finally, the building design modules replace corresponding part of structure in the BIM original model, so as to generate the BIM combination model.
Referring to fig. 4, the present invention provides a building design system based on BIM, which includes a parameter collection module, a structure splitting module, an intelligent design model, a module combination module, and a visualization module;
the parameter acquisition module is used for acquiring building design parameters and creating a BIM original model based on the building design parameters;
the structure splitting module is used for carrying out structure splitting on the BIM original model and generating modularized structure design parameters based on a structure splitting result;
the intelligent design model is used for carrying out building design on the modularized structural design parameters to obtain building design modules with different building styles;
the module combination module is used for combining the building design modules with different building styles to generate a BIM combination model;
and the visualization module is used for visually comparing the BIM combined model with the BIM original model.
In summary, the invention firstly collects architectural design parameters, such as structural design data like CAD drawings; converting the building design parameters into a BIM original design model; then, selecting a part of structure to be replaced in the BIM original design module, then carrying out structure splitting, and generating structure design parameters related to the structure to be replaced; finally, inputting the structural design parameters into the intelligent design model, generating building design modules with corresponding styles after selecting the building styles, and generating a BIM combined model after combining the building design modules; the non-professional building user can select the desired design scheme more intuitively, the design result is more reasonable than the result of manual design, and the building performance can be greatly optimized. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. A building design method based on BIM, the method comprising the steps of:
s1: collecting building design parameters, and creating a BIM original model based on the building design parameters;
s2: carrying out structure splitting on the BIM original model, and generating modularized structure design parameters based on a structure splitting result;
s3: respectively inputting the modularized structural design parameters into the intelligent design model for building design to obtain building design modules with different building styles;
s4: and combining the building design modules with different building styles to generate a BIM combined model, and visually comparing the BIM combined model with the BIM original model.
2. The BIM-based building design method of claim 1, wherein: before building design is carried out on the modularized structural design parameters, the intelligent design model needs to be established and trained in advance.
3. The BIM-based building design method of claim 2, wherein: the creation process of the intelligent design model comprises the following steps:
(1) analyzing the influence of the building components on the building design parameters according to the physical attributes of the building components to obtain an influence equation of the building components on the building design parameters, and establishing a finite element analysis algorithm;
(2) and embedding the influence equation into a finite element analysis algorithm to obtain an intelligent design model, wherein the building components represent all physical objects influencing the building design parameters.
4. The BIM-based building design method of claim 3, wherein: the training process of the intelligent design model comprises the following steps:
(1) selecting building design modules of different styles as training samples, and carrying out category marking on the training samples of each building style;
(2) selecting characteristic parameters related to the architectural style, and inputting the training samples and the characteristic parameters into the intelligent design model;
(3) carrying out sample training on the intelligent design model by using a decision tree algorithm to obtain characteristic parameter values of different architectural styles; the intelligent design model can be used for building design according to different styles, and intelligent design model training is completed.
5. The BIM-based building design method of claim 1, wherein: the building design parameters are parameters related in the building design process and are all parameter expression forms of building characteristics and functions.
6. A building design system based on BIM, its characterized in that: the system comprises a parameter acquisition module, a structure splitting module, an intelligent design model, a module combination module and a visualization module;
the parameter acquisition module is used for acquiring building design parameters and creating a BIM original model based on the building design parameters; the structure splitting module is used for carrying out structure splitting on the BIM original model and generating modularized structure design parameters based on a structure splitting result;
the intelligent design model is used for carrying out building design on the modularized structural design parameters to obtain building design modules with different building styles;
the module combination module is used for combining the building design modules with different building styles to generate a BIM combination model;
and the visualization module is used for visually comparing the BIM combined model with the BIM original model.
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Cited By (4)
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| CN112329090A (en) * | 2020-10-10 | 2021-02-05 | 河南建祥装饰工程有限公司 | Steel truss parametric modeling and calculating method based on BIM |
| CN115470557A (en) * | 2022-09-16 | 2022-12-13 | 盐城工学院 | Intelligent building design method and system based on BIM |
| CN116956445A (en) * | 2023-09-20 | 2023-10-27 | 中交第一航务工程局有限公司 | BIM-based basket design method, computer equipment and computer readable storage medium |
| CN117113846A (en) * | 2023-09-01 | 2023-11-24 | 重庆大学溧阳智慧城市研究院 | BIM-based intelligent building design method and system |
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