A fire simulation of long tunnel under different fire loads and ventilation velocities was carried out by using the non-premixed combustion model which considered turbulence effect and radiation.
采用考虑了湍流效应和辐射传热的扩散燃烧模型，对长隧道在不同规模火源和通风条件下的火灾过程进行了数值模拟。
Research is conducted on the numerical simulation and optimized design for mechanical ventilation of barn.
本文对粮仓机械通风数值模拟及优化设计进行了研究。
Through experimental and numerical simulation researches on the influence of cooling wall on the ventilation characteristics and the air flow characteristics of UFAD system firstly.
首次通过实验和数值模拟方法研究了具有冷却壁面条件时的下送风通风空调系统的气流流动特性及其影响。
This paper sum up the scientific signification, research actuality and perspective of its application of numerical simulation on ventilation of the solar chimney.
简要介绍了数值模拟技术在太阳能烟囱通风效应研究的科学意义、研究现状和应用前景作了分析总结。
It is main research method to apply the CFD technology to carry on the numerical simulation for hybrid ventilation system.
应用CFD技术对混合通风系统进行数值模拟成为混合通风的主要研究方法。
This paper has carried on the numerical simulation to the present ventilation way by the software PHOENICS, complies the result with experimental result, and the simulation result is reasonable.
本文利用PHOENICS软件对目前的通风方式进行了数值模拟，将模拟结果与实验结果进行了对比，认为模拟结果基本合理。
The software package can simulate the calculation of ventilation network and the adjustment of the air flow, then display the simulation result on the simulator diagram directly.
该软件包能对通风系统进行风网解算模拟和风量调节模拟，能把模拟结果形象直观地显示在通风系统模拟图上。
Gives some case studies to illustrate how to solve the problems in designing building ventilation systems by DeST and indicates the significance of using simulation tools for ventilation design.
通过介绍几个利用通风模拟来分析解决设计中问题的实例，指出了建筑通风模拟的应用范围和实际意义。
Usually, numerical simulation and experiment method are be used for analyzing the interior airflow field under the condition of natural ventilation.
在研究自然通风下室内流场分布情况时，一般采用数值模拟与实验测量两种方法。
Automatic identification of diagonal branches and automatic plotting of ventilation network characteristic graph are the particular functions of the simulation system.
角联风路自动识别和风网特征图自动绘制是该仿真系统所独有的特殊功能。
On the basis of experiment study, numerical simulation use species transfer model to simulate indoor concentration change under different bake out time, ventilation mode.
通过对不同的烘焙温度、通风方式和污染源进行模拟，分别在实验基础上进一步分析更好的烘焙时长、通风方式和优化模式的初步探讨。
In this paper, through numerical simulation, reasonable layout of ventilation outlet and optimal configuration are researched.
通过数值模拟，对机械排风口的合理布置位置和最佳配置方式进行了研究。
Adopts numerical simulation, calculates the air flow of a typical office which apply displacement ventilation, analyzes the characters of the distribution of field of velocity and temperature.
本文采用数值模拟方法，对应用置换通风方式的一典型办公室房间的气流组织进行计算，并分析其速度场及温度场的分布特性。
The heart rate, respiration rate, and pulmonary ventilation volume associated with emotion laswell as the blink rate related with thinking process were increased in the dual task simulation.
双重任务时，反映情绪性变化的心率、呼吸率及肺通气量明显增加，与思维活动有关的眨眼率增加。
Through numerical simulation, the characteristics of goaf flow field and gas transportation under J-shape and U-shape ventilation systems were analyzed.
通过数值模拟，对比分析了J型通风和u型通风条件下的采空区流场及瓦斯运移特征。
There are three main research methods in natural ventilation: simple theory analyse method, experimental method and numerical simulation method.
目前自然通风主要有三种研究方法：简单的理论分析法、实验法和数值模拟法。
In this paper, theoretical analysis and numerical simulation of natural ventilation enhanced by solar energy has been carried out.
本文以太阳能烟囱为例对太阳能强化自然通风的原理进行了理论分析与模拟计算。
The results of simulation indicate that there is a critical value for ventilation direction to transfer sheet cavity into supercavity.
计算结果表明：在通气空泡的形成过程中，通气方向角存在着一个临界值，使得空泡形态由片状空泡过渡到超空泡；
In this study, a numerical model was developed for the simulation of natural and mechanical ventilation effect for a long tunnel.
本研究建立了数值模式，可用于隧道自然通风与机械通风之模拟。
In this study, a numerical model was developed for the simulation of natural and mechanical ventilation effect for a long tunnel.
本研究建立了数值模式，可用于隧道自然通风与机械通风之模拟。
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