Visual simulation analysis method for indoor pollutant leakage
A technology of simulation analysis and pollutants, applied in the field of visual simulation analysis of indoor pollutant leakage, can solve problems such as leakage and spatial expression of leakage simulation analysis results
Active Publication Date: 2020-12-22
NO 63921 UNIT OF PLA
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[0003] In view of this, the present invention provides a visual simulation analysis method for indoor pollutant leakage. This method establishes a simplified modeling method for the leakage, evaporation, and gaseous diffusion of unsymmetrical dimethylhydrazine and dinitrogen tetroxide, and solves the problem of pollutant leakage. The scientific calculation visualization problem of the spatial expression of the diffusion process has realized the scientific calculation and three-dimensional visualization of the spatial expression of the indoor leakage simulation analysis results, that is, the leakage, evaporation, and gaseous diffusion process of unsymmetrical dimethylhydrazine and dinitrogen tetroxide (nitrogen dioxide) Simplified modeling and 3D visualization of
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[0100] The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
[0101] This embodiment provides a visual simulation analysis method for indoor pollutant leakage, see appendix figure 1 ,Specific steps are as follows:
[0102] Step 1: According to the construction drawings of the site, 1:1 equal-scale 3D Max modeling is performed on the site and each individual building and building room in the site, that is, 3D simulation modeling, and each single unit in the site is obtained. 3D models of buildings and building rooms;
[0103] Among them, three-level hierarchical modeling is performed on the single building and building room to be simulated, and three-dimensional schematic modeling is performed on other objects; the specific steps of modeling are as follows:
[0104] Step 1-1, model the point, line and surface according to the construction drawings, and the accuracy of the model is centimeter level;
[0105] In s...
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The invention discloses a visual simulation analysis method for indoor pollutant leakage, and the method comprises the steps: firstly carrying out the 3D Max modeling of a field region and each singlebuilding and building room in the field region according to a construction drawing of the field region, and obtaining a three-dimensional model of each single building and building room in the fieldregion; then, carrying out simulation analysis on pollutant leakage caused by evaporation of the liquid pollutants into gaseous pollutants, namely calculating the diffusion process of the pollutants in the building room; and finally, writing an indoor pollutant diffusion process visualization program based on a Quest 3D software platform, and carrying out three-dimensional visualization display ofa gaseous pollutant diffusion coverage area in a building room. According to the method, a simplified modeling method for leakage, evaporation and gaseous diffusion processes of unsymmetrical dimethylhydrazine and dinitrogen tetroxide is established, the problem of scientific calculation visualization of spatial expression of a pollutant diffusion process is solved, and scientific calculation andthree-dimensional visualization of spatial expression of an indoor leakage simulation analysis result are achieved.
Description
technical field [0001] The invention belongs to the technical field of engineering planning, and in particular relates to a visual simulation analysis method for indoor pollutant leakage. Background technique [0002] Dinitrogen tetroxide (nitrogen dioxide) and unsymmetrical dimethylhydrazine have high toxicity and are major hazard sources for various facilities in the site. In order to ensure the safety of personnel, products and ground facilities, it is necessary to conduct numerical simulation and safety analysis for possible leakage accidents in the site, and formulate targeted protective measures to achieve the purpose of controlling accident risks and reducing accident losses. At present, there is no effective visual simulation analysis method for indoor pollutant leakage. Contents of the invention [0003] In view of this, the present invention provides a visual simulation analysis method for indoor pollutant leakage, which establishes a simplified modeling method ...
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Login to View More IPC IPC(8): G06F30/13G06F30/20G06F30/28G06T17/10G06F113/08
CPCG06F30/13G06F30/20G06F30/28G06T17/10G06F2113/08
Inventor 吴枫胡振鑫崔展鹏刘秀罗王佳刘阳姚惠生张雄刘鹰张爱良吴博齐建军王敏
Owner NO 63921 UNIT OF PLA