CN116933377A - Mechanical simulation analysis method and system for modularized building design - Google Patents

Mechanical simulation analysis method and system for modularized building design Download PDF

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Publication number
CN116933377A
CN116933377A CN202311015295.5A CN202311015295A CN116933377A CN 116933377 A CN116933377 A CN 116933377A CN 202311015295 A CN202311015295 A CN 202311015295A CN 116933377 A CN116933377 A CN 116933377A
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building
modularized
structure model
floor
earthquake
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尹航
刘界鹏
齐宏拓
卫璇
单文臣
马玉锰
李明春
高盼
袁婕苓
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Liyang Smart City Research Institute Of Chongqing University
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Liyang Smart City Research Institute Of Chongqing University
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/10Geometric CAD
    • G06F30/13Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00Computer-aided design [CAD]
    • G06F30/20Design optimisation, verification or simulation
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/14Force analysis or force optimisation, e.g. static or dynamic forces

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  • Evolutionary Computation (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Computational Mathematics (AREA)
  • Civil Engineering (AREA)
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  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
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  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The invention relates to a mechanical simulation analysis method and a mechanical simulation analysis system for modular building design, wherein the method comprises the following steps: acquiring modularized building data, and constructing a building 3D structure model based on the modularized building data; carrying out building mechanics analysis and earthquake-resistant risk analysis based on the building 3D structure model to obtain the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building; and comprehensively analyzing the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building, and optimizing the building 3D structure model according to the comprehensive analysis result. According to the invention, comprehensive structural stress analysis and earthquake-resistant risk analysis are carried out on the modularized building design, so that the reference of the detection result is effectively improved.

Description

Mechanical simulation analysis method and system for modularized building design
Technical Field
The invention relates to the technical field of mechanical simulation analysis, in particular to a mechanical simulation analysis method and system for modular building design.
Background
At present, the society development level is continuously improved, a modularized building is taken as one important link, and mechanical simulation analysis is continuously explored and researched while the modularized building saves energy to the greatest extent.
The traditional modularized building structure safety monitoring mode is characterized in that the monitoring personnel go to the site to sample and monitor the external factors such as the material consumption of the modularized building structure, the surface condition of the modularized building structure and the strength of the modularized building structure, and the traditional modularized building structure safety monitoring mode also has a plurality of defects, on one hand, the monitoring result corresponding to the traditional manual sampling monitoring mode has a certain error, the detection result is too one-sided, and the reference of the detection result cannot be effectively improved, and on the other hand, the traditional monitoring mode needs to consume a large amount of time cost and labor cost and cannot effectively improve the detection efficiency of the modularized building structure.
Therefore, it is needed to provide a mechanical simulation analysis method and a mechanical simulation analysis system for modular building design, which perform comprehensive structural stress analysis and earthquake-resistant risk analysis, so as to effectively improve the referential property of the detection result.
Disclosure of Invention
The invention aims to provide a mechanical simulation analysis method and a mechanical simulation analysis system for a modularized building design, which are used for carrying out comprehensive structural stress analysis and earthquake-resistant risk analysis on the modularized building design and effectively improving the referential of a detection result.
In order to achieve the above object, the present invention provides the following solutions:
a mechanical simulation analysis method for a modular building design, comprising:
acquiring modularized building data, and constructing a building 3D structure model based on the modularized building data;
building mechanics analysis is carried out based on the building 3D structure model, and earthquake-resistant risk analysis is carried out, so that the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building are obtained;
and comprehensively analyzing the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building, and optimizing the building 3D structure model according to the comprehensive analysis result.
Optionally, constructing the building 3D structural model includes:
acquiring the modularized building data, constructing a building 3D structure model through the modularized building data, acquiring preset modularized building material data, extracting physical attribute data in the modularized building material data, enabling the physical attribute data to correspond to modularized building positions, marking the building 3D structure model, marking the corresponding physical attribute data in the building 3D structure model according to the marking positions, and generating a building 3D structure model containing the physical attribute data, namely the building 3D structure model.
Optionally, obtaining the internal stress condition of the modular building includes:
acquiring the floor number of the modularized building, the thickness of a floor splicing section, the radius of an inner ring corresponding to the floor and the radius of an outer ring through parameter information in the building 3D structure model;
and constructing a extrusion force detection model, inputting the thickness of the floor splicing section, the radius of the inner ring corresponding to the floor and the radius of the outer ring into the extrusion force detection model, obtaining extrusion force between each floor and the wall, and carrying out statistical analysis on the extrusion force between each floor and the wall to obtain the internal stress condition of the modularized building.
Optionally, acquiring the modular building earthquake risk condition includes:
obtaining an anti-seismic standard parameter, and obtaining a modularized building design parameter through parameter information in the building 3D structure model;
according to the earthquake-resistant standard parameters and the modularized building design parameters, acquiring horizontal shearing force born by each floor in the earthquake risk environment shown by the earthquake-resistant standard parameters, and carrying out statistical analysis on the horizontal shearing force to acquire the earthquake-resistant risk condition of the modularized building.
Optionally, the modular building design parameters include: the number of floors of the building, the floor height of each floor of the building, the floor thickness of the floor and the sectional area of the floor.
In order to achieve the above object, the present invention also provides a mechanical simulation analysis system for modular building design, comprising:
the system comprises a building 3D structure model construction module, a mechanics simulation analysis module and an optimization module;
the building 3D structure model construction module is used for acquiring modularized building data and constructing a building 3D structure model based on the modularized building data;
the mechanical simulation analysis module is used for carrying out building mechanical analysis based on the building 3D structure model and carrying out earthquake-resistant risk analysis to obtain the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building;
the optimizing module is used for comprehensively analyzing the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building, and optimizing the building 3D structure model according to the comprehensive analysis result;
the building 3D structure model construction module, the mechanics simulation analysis module and the optimization module are sequentially connected.
Optionally, the building 3D structural model building module includes:
the system comprises a building 3D structure model construction unit, a marking unit and a building 3D structure model construction unit;
the building 3D structure model construction unit is used for acquiring the modularized building data and constructing a building 3D structure model through the modularized building data;
the marking unit is used for collecting preset modularized building material data, extracting physical attribute data in the modularized building material data, enabling the physical attribute data to correspond to modularized building positions, and marking in the building 3D structure model;
the building 3D structure model construction unit is used for marking corresponding physical attribute data on the building 3D structure model according to the marking position to generate a building 3D structure model containing the physical attribute data, namely the building 3D structure model;
the building 3D structure model construction unit, the marking unit and the building 3D structure model construction unit are sequentially connected.
Optionally, the mechanical simulation analysis module includes:
an internal stress condition unit and an earthquake-resistant risk analysis unit;
the internal stress condition unit is used for acquiring the floor number of the modularized building, the thickness of the floor splicing section, the radius of the inner ring corresponding to the floor and the radius of the outer ring through the parameter information in the building 3D structure model; constructing a extrusion force detection model, inputting the thickness of the floor splicing section, the radius of an inner ring corresponding to the floor and the radius of an outer ring into the extrusion force detection model, obtaining extrusion force between each floor and a wall body, and carrying out statistical analysis on the extrusion force between each floor and the wall body to obtain the internal stress condition of the modularized building;
the anti-seismic risk analysis unit is used for acquiring anti-seismic standard parameters and acquiring modularized building design parameters through parameter information in the building 3D structure model; according to the earthquake-resistant standard parameters and the modularized building design parameters, acquiring horizontal shearing force born by each floor in an earthquake risk environment shown by the earthquake-resistant standard parameters, and carrying out statistical analysis on the horizontal shearing force to acquire the earthquake-resistant risk condition of the modularized building;
the internal stress condition unit and the anti-seismic risk analysis unit are connected with the optimization module.
The beneficial effects of the invention are as follows:
according to the invention, the modularized building data is obtained, the green modularized building is built, and external factors such as the material consumption of the modularized building structure, the surface condition of the modularized building structure, the strength of the modularized building structure and the like do not need to be sampled and monitored by a supervision staff to the site, so that the time cost and the labor cost are saved to the greatest extent;
according to the invention, unified building mechanics analysis and earthquake-resistant risk analysis are carried out through the modularized building, so that the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building are obtained, and the reference property of the detection result is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the drawings that are needed in the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of a method of mechanical simulation analysis for modular building design in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a mechanical simulation analysis system for modular building design according to an embodiment of the present invention.
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.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
As shown in fig. 1, the invention discloses a mechanical simulation analysis method for modular building design, comprising the following steps: acquiring modularized building data, and constructing a building 3D structure model based on the modularized building data; carrying out building mechanics analysis and earthquake-resistant risk analysis based on the building 3D structure model to obtain the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building; and comprehensively analyzing the stress condition in the modular building and the earthquake-resistant risk condition of the modular building, and optimizing the 3D structural model of the building according to the comprehensive analysis result.
Building a building 3D structural model includes: acquiring modularized building data, constructing a building 3D structure model through the modularized building data, acquiring preset modularized building material data, extracting physical attribute data in the modularized building material data, marking the physical attribute data in the building 3D structure model corresponding to modularized building positions, marking the corresponding physical attribute data in the building 3D structure model according to the marking positions, and generating a building 3D structure model containing the physical attribute data, namely a building 3D structure model;
the modularized building data are gradient, height, width, length and shape data of the modularized building, the modularized building material data comprise physical attribute data of building materials in the modularized building, a building 3D structure model is built through the modularized building data, the modularized building is three-dimensionally built by the building 3D structure model according to a certain proportion, and data of a certain fixed point in the model can be accurately obtained, so that accurate parameter extraction is completed.
Obtaining the internal stress condition of the modular building comprises: acquiring the floor number of a modularized building, the thickness of a floor splicing section, the radius of an inner ring corresponding to a floor and the radius of an outer ring through parameter information in a building 3D structure model; constructing a extrusion force detection model, inputting the thickness of a floor splicing section, the radius of an inner ring corresponding to the floor and the radius of an outer ring into the extrusion force detection model, obtaining extrusion force between each floor and a wall body, and carrying out statistical analysis on the extrusion force between each floor and the wall body to obtain the internal stress condition of the modularized building;
the extrusion force detection model of each floor slab to the wall body is as follows: a is that d =B*π(C 1 2 d-C 2 2 d)*D d *g,A d The extrusion force of the floor slab on the d floor to the wall is represented by pi, pi=3.14, g, g=9.8N/kg and C 1 d represents the outer circle radius corresponding to the floor slab of the d floor, C 2 D represents the radius of the inner ring corresponding to the floor slab of the D floor, B represents the weight of the unit volume corresponding to the type of the floor slab material, and D d And the thickness of each floor slab splicing section corresponding to each floor is calculated.
Acquiring the modularized building earthquake-resistant risk condition comprises the following steps: obtaining an anti-seismic standard parameter, and obtaining a modularized building design parameter through parameter information in a building 3D structure model; according to the earthquake-proof standard parameters and the modularized building design parameters, acquiring horizontal shearing force born by each floor in the earthquake risk environment shown by the earthquake-proof standard parameters, and carrying out statistical analysis on the horizontal shearing force to acquire the earthquake-proof risk condition of the modularized building.
Prior to the process in this embodiment, modular building design parameters and seismic standard parameters may be extracted by a designer based on demand in a building 3D structural model. Wherein the modular building design parameters may be at least one of: structural parameters of the building (for example, the number of floors of the modular building, the floor heights of the floors, the floor thicknesses of the floors, the sectional areas of the floors, and the like), material parameters (for example, the materials of the modular building, the brands of reinforcing steel bars, and the like), the geographic position of the modular building, and the like; the shock resistance standard parameter may be at least one of: a parameter of the earthquake resistance level and a parameter of the wind resistance level.
The process of determining the horizontal shear force in this embodiment may be: according to the design parameters and the earthquake-resistant standard parameters of the modularized building, the horizontal shearing force applied to each floor is obtained under the condition that the whole modularized building is in the earthquake risk environment shown by the earthquake-resistant standard parameters.
The comprehensive analysis of the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building is carried out, and the optimization of the 3D structural model of the building according to the comprehensive analysis result comprises the following steps:
the method comprises the steps of presetting an evaluation threshold value of an internal stress condition and a modularized building earthquake risk condition, comprehensively grading the obtained integral horizontal shearing force and extrusion force, obtaining the integral grading of the modularized building, comprehensively grading the obtained horizontal shearing force and extrusion force of each layer, obtaining the comprehensive grading of each layer, judging whether the modularized building to be tested is reasonable in design or not through comprehensive grading analysis, and obtaining the floors with lower equal parts for reinforcement through the comprehensive grading of each layer after judging reasonable.
As shown in fig. 2, the present invention also discloses a mechanical simulation analysis system for modular building design, comprising: the system comprises a building 3D structure model construction module, a mechanics simulation analysis module and an optimization module; the building 3D structure model construction module is used for acquiring modularized building data and constructing a building 3D structure model based on the modularized building data; the mechanical simulation analysis module is used for carrying out building mechanical analysis and earthquake-resistant risk analysis based on the building 3D structure model to obtain the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building; the optimizing module is used for comprehensively analyzing the stress condition in the modularized building and the earthquake-resistant risk condition of the modularized building and optimizing the 3D structure model of the building according to the comprehensive analysis result; the building 3D structure model construction module, the mechanics simulation analysis module and the optimization module are sequentially connected.
The building 3D structure model constructing module comprises: the system comprises a building 3D structure model construction unit, a marking unit and a building 3D structure model construction unit; the building 3D structure model construction unit is used for acquiring modularized building data and constructing a building 3D structure model through the modularized building data; the marking unit is used for collecting preset modularized building material data, extracting physical attribute data in the modularized building material data, and marking the physical attribute data corresponding to modularized building positions in the building 3D structure model; the building 3D structure model construction unit is used for marking corresponding physical attribute data on the building 3D structure model according to the marking position to generate a building 3D structure model containing the physical attribute data, namely a building 3D structure model; the building 3D structure model building unit, the marking unit and the building 3D structure model building unit are sequentially connected.
The mechanics simulation analysis module comprises: an internal stress condition unit and an earthquake-resistant risk analysis unit; the internal stress condition unit is used for acquiring the floor number of the modularized building, the thickness of the floor splicing section, the radius of the inner ring and the radius of the outer ring corresponding to the floor through parameter information in the building 3D structure model; constructing a extrusion force detection model, inputting the thickness of a floor splicing section, the radius of an inner ring corresponding to the floor and the radius of an outer ring into the extrusion force detection model, obtaining extrusion force between each floor and a wall body, and carrying out statistical analysis on the extrusion force between each floor and the wall body to obtain the internal stress condition of the modularized building; the earthquake-resistant risk analysis unit is used for acquiring earthquake-resistant standard parameters and acquiring modularized building design parameters through parameter information in the building 3D structure model; according to the earthquake-proof standard parameters and the modularized building design parameters, acquiring horizontal shearing force born by each floor in an earthquake risk environment shown by the earthquake-proof standard parameters, and carrying out statistical analysis on the horizontal shearing force to acquire the earthquake-proof risk condition of the modularized building; the internal stress condition unit and the earthquake-resistant risk analysis unit are connected with the optimization module.
The above embodiments are merely illustrative of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, but various modifications and improvements made by those skilled in the art to which the present invention pertains are made without departing from the spirit of the present invention, and all modifications and improvements fall within the scope of the present invention as defined in the appended claims.

Claims (8)

1. A mechanical simulation analysis method for modular building design, comprising:
acquiring modularized building data, and constructing a building 3D structure model based on the modularized building data;
carrying out building mechanics analysis and earthquake-resistant risk analysis based on the building 3D structure model to obtain the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building;
and comprehensively analyzing the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building, and optimizing the building 3D structure model according to the comprehensive analysis result.
2. The method of mechanical simulation analysis for a modular building design of claim 1, wherein constructing the building 3D structural model comprises:
acquiring the modularized building data, constructing a building 3D structure model through the modularized building data, acquiring preset modularized building material data, extracting physical attribute data in the modularized building material data, enabling the physical attribute data to correspond to modularized building positions, marking the building 3D structure model, marking the corresponding physical attribute data in the building 3D structure model according to the marking positions, and generating a building 3D structure model containing the physical attribute data, namely the building 3D structure model.
3. The method of mechanical simulation analysis for a modular building design of claim 1, wherein obtaining the internal stress condition of the modular building comprises:
acquiring the floor number of the modularized building, the thickness of a floor splicing section, the radius of an inner ring corresponding to the floor and the radius of an outer ring through parameter information in the building 3D structure model;
and constructing a extrusion force detection model, inputting the thickness of the floor splicing section, the radius of the inner ring corresponding to the floor and the radius of the outer ring into the extrusion force detection model, obtaining extrusion force between each floor and the wall, and carrying out statistical analysis on the extrusion force between each floor and the wall to obtain the internal stress condition of the modularized building.
4. The method of mechanical simulation analysis for modular building design of claim 1, wherein obtaining the modular building earthquake-resistance risk condition comprises:
obtaining an anti-seismic standard parameter, and obtaining a modularized building design parameter through parameter information in the building 3D structure model;
according to the earthquake-resistant standard parameters and the modularized building design parameters, acquiring horizontal shearing force born by each floor in the earthquake risk environment shown by the earthquake-resistant standard parameters, and carrying out statistical analysis on the horizontal shearing force to acquire the earthquake-resistant risk condition of the modularized building.
5. The method of mechanical simulation analysis for a modular building design of claim 4, wherein the modular building design parameters include: the number of floors of the building, the floor height of each floor of the building, the floor thickness of the floor and the sectional area of the floor.
6. A mechanical simulation analysis system for modular building design, comprising:
the system comprises a building 3D structure model construction module, a mechanics simulation analysis module and an optimization module;
the building 3D structure model construction module is used for acquiring modularized building data and constructing a building 3D structure model based on the modularized building data;
the mechanical simulation analysis module is used for carrying out building mechanical analysis and earthquake-resistant risk analysis based on the building 3D structure model to obtain the internal stress condition of the modularized building and the earthquake-resistant risk condition of the modularized building;
the optimizing module is used for comprehensively analyzing the stress condition inside the modularized building and the earthquake-resistant risk condition of the modularized building, and optimizing the building 3D structure model according to the comprehensive analysis result;
the building 3D structure model construction module, the mechanics simulation analysis module and the optimization module are sequentially connected.
7. The mechanical simulation analysis system for a modular building design of claim 6, wherein the building 3D structural model building module comprises:
the system comprises a building 3D structure model construction unit, a marking unit and a building 3D structure model construction unit;
the building 3D structure model construction unit is used for acquiring the modularized building data and constructing a building 3D structure model through the modularized building data;
the marking unit is used for collecting preset modularized building material data, extracting physical attribute data in the modularized building material data, enabling the physical attribute data to correspond to modularized building positions, and marking in the building 3D structure model;
the building 3D structure model construction unit is used for marking corresponding physical attribute data on the building 3D structure model according to the marking position to generate a building 3D structure model containing the physical attribute data, namely the building 3D structure model;
the building 3D structure model construction unit, the marking unit and the building 3D structure model construction unit are sequentially connected.
8. The mechanical simulation analysis system for a modular building design of claim 6, wherein the mechanical simulation analysis module comprises:
an internal stress condition unit and an earthquake-resistant risk analysis unit;
the internal stress condition unit is used for acquiring the floor number of the modularized building, the thickness of the floor splicing section, the radius of the inner ring corresponding to the floor and the radius of the outer ring through the parameter information in the building 3D structure model; constructing a extrusion force detection model, inputting the thickness of the floor splicing section, the radius of an inner ring corresponding to the floor and the radius of an outer ring into the extrusion force detection model, obtaining extrusion force between each floor and a wall body, and carrying out statistical analysis on the extrusion force between each floor and the wall body to obtain the internal stress condition of the modularized building;
the anti-seismic risk analysis unit is used for acquiring anti-seismic standard parameters and acquiring modularized building design parameters through parameter information in the building 3D structure model; according to the earthquake-resistant standard parameters and the modularized building design parameters, acquiring horizontal shearing force born by each floor in an earthquake risk environment shown by the earthquake-resistant standard parameters, and carrying out statistical analysis on the horizontal shearing force to acquire the earthquake-resistant risk condition of the modularized building;
the internal stress condition unit and the anti-seismic risk analysis unit are connected with the optimization module.
CN202311015295.5A 2023-08-14 2023-08-14 Mechanical simulation analysis method and system for modularized building design Pending CN116933377A (en)

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CN113626920A (en) * 2021-08-12 2021-11-09 浙江大学 Engineering monitoring management system based on BIM +5G technology
CN113886928A (en) * 2021-10-20 2022-01-04 深圳市深筑国际建筑设计有限公司 Architectural mechanics analog system
CN114580772A (en) * 2022-03-15 2022-06-03 苏州筑源规划建筑设计有限公司 Comprehensive method and system for energy-saving building design by adopting digital simulation

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112986134A (en) * 2021-02-20 2021-06-18 南京可宇科技有限公司 Safety monitoring method for building project engineering building structure
CN113094949A (en) * 2021-03-30 2021-07-09 深圳市建筑设计研究总院有限公司 Building earthquake-resistant risk detection method
CN113626920A (en) * 2021-08-12 2021-11-09 浙江大学 Engineering monitoring management system based on BIM +5G technology
CN113886928A (en) * 2021-10-20 2022-01-04 深圳市深筑国际建筑设计有限公司 Architectural mechanics analog system
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