大气扩散

大气扩散研究中，K理论是很重要的一个研究方向，但如何将扩散系数K表示为可测气象参数和时空坐标的函数，仍没有公认的办法。

In studies of atmospheric diffusion , K - theory is very important .

论边界层中的大气扩散PDF模式

On the PDF models for atmospheric diffusion in boundary layer

大气扩散现象的说明仍然是准经验性的和统计性的。

The description of atmospheric dispersion phenomena remains quasi-empirical and statistical .

基于GIS的船运液化气泄漏事故大气扩散模拟研究

Study on Air Diffusion Simulation of Liquid Gases Based on GIS

基于GIS的船运液体化学品溢漏大气扩散模拟系统

The Air Diffusion System of Spilled Liquid Chemicals Based on GIS

大气扩散模型与GIS整合是当前的重要发展趋势。

Integration of GIS and air pollution diffusion model has already become an important trend .

MATLAB在大气扩散模拟中的应用研究

Application of MATLAB in air dispersion modeling

小风和静风状态下TSP大气扩散模式的理论推导

Theoretical derivation of TSP atmospheric diffusion model in conditions of light air and calm

六氟化硫（SF6）示踪剂及其在大气扩散中的应用

Sulfur hexafluoride tracer and its application to atmospheric diffusion

用差分方法解三维大气扩散方程，模拟了本溪地区SO2浓度的时空分布。

The distribution of SO_ ( 2 ) in Benxi was modelled with 3-d equation of atmospheric diffusion by difference method .

针对这一现象，运用现场数据以及物理模拟和数学模拟方法首次通过对CO气体流动、扩散等的综合研究，建立了CO井筒流动及大气扩散模型。

In survey of this phenomenon , using spot date 、 physical and mathematics stimulant method , flowage and diffusion are studied and wellbore flow and air diffusion model of CO are established .

因此，利用地理信息系统（GIS）强大的空间数据分析显示功能，进行基于GIS的液化气船泄漏事故大气扩散模拟研究具有重要的理论意义和实际意义。

By taking advantage of the GIS 's capacities of analysis and visual expression on spatial data , the research on atmosphere diffusion simulation of spilled liquid gas based on GIS has important theoretic and practical significance .

以移动烟团积分模式为基础，采用数学模型分析法，从理论上导出了小风和静风状态下的TSP大气扩散模式。

Based on the moving puff integration model , TSP atmospheric diffusion model in conditions of light air and calm has been derived theoretically by a method of mathematical model analysis .

同时，运用物理模拟和数学模拟方法建立了CO大气扩散模型，并考察了井深、气油比、气体泄放速率、大气稳定度等主要因素对CO气体扩散的影响。

The diffusion model of CO in atmosphere is established using physical and mathematical stimulations , and the effects of well depth , gas to oil ratio , gas exhausting speed and atmosphere stability on the diffusion of CO are discussed .

沈阳市ADMS-Urban大气扩散模型的验证及应用

Validation and Application of ADMS-Urban in Shenyang

应用一般的高斯模型与新一代大气扩散模型（ADMS），分别计算了朝阳市区在不同的气象条件下的SO2日均浓度，并与实测浓度进行了对比分析。

This paper calculated the average concentration values of SO 2 in different weather by normal Gauss-Model and ADMS , and compared them with the monitoring concentration values .

应用新一代的大气扩散模型（ADMS模型）预测重庆某个复杂地形区域的H2S地面浓度，并分别将其与导则模型的预测值与实际监测值进行了对比统计分析。

A new generation atmosphere diffusion model ( ADMS model ) and Regulatory model were used to forecast the average concentration values of H2S in a complex terrain of Chongqing .

以玄武湖隧道为例，采用大气扩散方程建立了隧道内PM（10）的扩散模型，模型的计算值与实际测定值的一致性较好。

Using atmospheric diffusion equation , the model of the PM_ ( 10 ) concentration for roadway tunnel was developed , based on the study of the Xuanwu Lake Tunnel . The computational results of the model are close to those of the experiments .

以利用新一代城市大气扩散模型系统（ADMS-Urban）模拟的二氧化硫浓度为基础，测算锦州市城区空气中SO2环境容量。

The environmental capacity of SO_2 in the air of Jinzhou city is calculated on the basis of SO_2 ( concentration ) simulated by the new-generation urban atmosphere dispersion model system ( ADMS-Urban ) .

本研究在比较大气扩散模型的基础上，根据液化气体在大气扩散中具有随机性的特点，采用Monte-Carlo方法建立了模拟液化气扩散过程的数值模型，并通过Fortran语言进行数值计算。

Based on the contrast of atmosphere diffusion models and combination with the liquid gas diffusing in the atmosphere with random trait , the Monte-Carlo method is used to build up atmosphere diffusion simulation of spilled liquid gas and put up numerical simulation by Fortran language .

应用ADMS～城市大气扩散模型核算2002年锦州市实际空气环境容量，重点介绍了ADMS～城市大气扩散模型及建模过程中模型条件、控制参数的选择，并提出污染物削减预案。

ADMS-urban model was used for calculating the Actual air environmental capacity in 2002 of JINZHOU city , the emphasis were placed on ADMS-urban model and requirement in setting up atmospheric diffusion models , election of controlling parameter were presented .

辽东湾地区大气扩散因子的应用研究

Application of atmospheric diffusion factor in the bay of East Liaoning

大气扩散模型在气象应急保障中的应用

The Application of Atmospheric Diffusion Model in the Emergency Meteorological Service

污染物大气扩散数值模拟中伪扩散的控制

False Diffusion Control in Simulation of Pollutants ' Diffusion in Air

高架点源大气扩散的数值计算法

The numerical calculation method for atmospheric diffussion of elevated point sources

大气扩散模式与质量评价模型的改进研究

The Innovation Study of Atmospheric Dispersion Pattern and Environmental Evaluation Model

三种方法探测大气扩散规律结果比较

Comparison of Results Taken by Three Different Methods Exploring Air Diffusion Law

朝阳地区大气扩散参数计算分析

Analysis and Calculation of Atmospheric Diffusion Parameter in Chaoyang Region

用风脉动资料确定低山丘陵地区大气扩散参数的研究

Study on Atmospheric Diffusion Parameters of Hilly Areas by Wind Fluctuation Data

城市边界层大气扩散规律的研究

Study of atmospheric diffusion in urban and suburb boundary layers