smoke spread

The purpose is to study the effect of three-dimensional asymmetric initial field caused by train s piston movement on smoke diffusion characteristics in subway tunnel.

研究目的是探索地铁列车活塞运动所造成的隧道内三维非均匀初场对列车火灾烟气扩散特性的影响。

and using CFX to simulate a mini sample that is a chimney stack releases smoke which is dispersed into the atmosphere with an oncoming side wind,serve as a viable method of calculation in smoke diffusion simulation.

同时采用CFX模拟一个烟囱排放烟气,在有风条件下扩散到大气中的浓度变化以及烟气扩散形态的简单例子,为烟气扩散模拟计算提供一个可行的计算方法。

In this paper, given a tunnel, the smoke development in different situations was simulated using zone model (CFAST) with the multi cell concept and field model (FDS).

分析了隧道火灾的特点 ,运用区域模拟和场模拟的方法 ,通过一假定的隧道火灾算例 ,分析了几种不同情况下隧道火灾的烟气发展情况。

The characteristics and physico-chemical properties of gas-expanded liquids(GXLs) are introduced.

在对气体扩展液体(GXLs)的形成及其特性介绍的基础上,综述了GXLs在有机合成反应、分离以及反应和分离耦合过程中的应用研究进展,分析了目前GXLs研究中存在的主要问题,并对其主要研究方向进行了展望。

CFD Simulation of the Smoke Movement and Smoke Control of Underground Amusement Building;

地下娱乐建筑烟气扩散CFD模拟与烟气控制研究

Zone Simulation of Fire Smoke Spreading and Controlling in Subway Platform;

地铁站台火灾烟气扩散与控制的区域模拟

Application of Computational Fluid Dynamics in Smoke Diffusion Simulation

计算流体力学在烟气扩散模拟中的应用

Numerical Simulation of Phenomena of Fire Smoke Propagation and Evacuation of Humans in Subway Stations;

地铁站台火灾烟气扩散的数值模拟与人员疏散研究

Research on the Effect of Different External Environments on Smoke Diffusion in Tunnel Fire

外部环境对城市地下隧道火灾烟气扩散影响的研究

Experiment Study of Overflow of Smoke to Atrium

烟气自通道向中厅大空间扩散的实验研究

Determination of Soot Volume Fraction and Temperature Distribution in Ethylene/Air Non-Premixed Based on Back-Projection Algorithm

乙烯/空气扩散火焰截面烟黑体积分数和温度分布的反投影重建

air diffusion aerator

空气扩散式曝气装置

the diffusion of gases and liquids

气体和液体的扩散.

circular perforated air diffuser

环形穿孔空气扩散器

air pollution dispersion modelling

空气污染扩散模拟系统

A passage for drawing up smoke or air.

上风井，上风烟道发散烟或空气的通道

Smoke-Point Properties of Nonbuoyant Round Laminar Jet Diffusion Flames

非浮圆片喷嘴扩散火焰的发烟点性质

Black smoke mushroomed over the warehouse.

乌烟呈蕈状扩散到仓库上面。

The smoke mushroomed into the sky.

烟呈蘑菇状扩散到天空中。

Pollutant-diffusion function produced by chimney and its height of temperature inversion;

烟囱和逆温高度对污染物扩散的作用

The diffusion of radio-nuclides in atmosphere was studied on the basis of Gaussian Model.

在高斯烟羽模型的基础上，对核事故中放射性云团在大气中的扩散规律进行了研究。

Prediction and Assessment of Atmospheric Environmental Impact Based on Fumigation Dispersion Model--A Case Study of New Smelter at Xiangtan County

基于熏烟扩散模式的大气环境影响预测和评价——以湘潭县某新建炼锌厂为例