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diffusion of smoke
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  “diffusion of smoke”译为未确定词的双语例句
     An Approach to Factors Influencing Diffusion of Smoke Emitted from Chimneys
     烟囱排烟扩散的影响因素初步研究
短句来源
     The way in which the diffusion of smoke is controlled is advanced according to the principle of flow line flow rate and based on the previous experimental researches by others,the calculation method for the smoke preventing air curtain is infered in this paper.
     根据流线流量原理,提出在火灾时用防烟空气幕控制烟气的扩散。 在前人试验研究的基础上,导出防烟空气幕的计算方法。
短句来源
     The diffusion of smoke and temperature are serious danger for tunnel safety,when tunnel fire happen. The diffusion speed of smoke and temperature depend mainly on the tunnel ventilation velocity,and tunnel ventilation pressure is the major factor affecting tunnel ventilation velocity.
     公路隧道发生火灾时,对隧道安全构成威胁的是烟流和温度的扩散,而烟流和温度的扩散速度主要依赖于风流速度,影响风流速度的主要因素是风压。
短句来源
     By CFD simulation, horizontal movement of smoke at island platform and vertical diffusion of smoke at different level of the platform are studied.
     笔者针对地铁深埋岛式站台火灾,利用数值模拟方法,研究深埋岛式站点内烟气横向流动和不同站层间的烟气纵向蔓延规律。
短句来源
  相似匹配句对
     Numerical Simulations of Smoke Screen Diffusion
     烟幕扩散的数值模拟
短句来源
     The law of smoke diffusion in fires of high hotel building
     高层旅馆建筑火灾烟气扩散规律探讨
短句来源
     An Approach to Factors Influencing Diffusion of Smoke Emitted from Chimneys
     烟囱排烟扩散的影响因素初步研究
短句来源
     Nonlinear Diffusion
     非线性扩散
短句来源
     Holly Smoke
     性烟
短句来源
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  diffusion of smoke
The diffusion of smoke gases from factory chimneys and its meteorological conditions
      
A classic application of passive scalar transport is the diffusion of smoke in a turbulent atmosphere.
      


The smoke is primary harm of tunnel fire, diffusion of smoke is controlled by tunnel air current. Under the action of longitudinal current with distinct property, the three form of smoke diffusion are proposed. Considering the fire intensity and place, the form property and relation of the natural wind are analyzed. The property of fire and regulative superiority of jet fans are considered fully, the principle and method to control smoke diffusion are established, the alility to...

The smoke is primary harm of tunnel fire, diffusion of smoke is controlled by tunnel air current. Under the action of longitudinal current with distinct property, the three form of smoke diffusion are proposed. Considering the fire intensity and place, the form property and relation of the natural wind are analyzed. The property of fire and regulative superiority of jet fans are considered fully, the principle and method to control smoke diffusion are established, the alility to prevent fire is imploved grently.

隧道火灾危害主要来自于烟雾,而烟雾的扩散完全被隧道气流控制,依照这一关系提出了在不同性质的纵向气流作用下,火灾烟雾扩散的3种基本形态。根据火灾强度和发生位置等主要作用条件,分析和论证了火灾自然风的形成、特性和基本关系式。充分考虑了射流风机的调控优势和火灾特性,建立了以调控气流控制烟雾扩散浓度和扩散区域的基本原理和方法,大大改善和提高了隧道的防灾能力。

The purpose of smokeproof design for high rise building is to prevent harm from smoke and to control smoke diffusing.The effective smoke preventing installation should have the functions such as absolute smoke insulation,going into and coming off the smoke preventing place freely,no confinement of sight.Through analyzing smoke flow field theoretically,it is discussed that the effect of air flow on a high rise building is a result of gas expansion by the temperature,the chimney effect,the outdoor wind power...

The purpose of smokeproof design for high rise building is to prevent harm from smoke and to control smoke diffusing.The effective smoke preventing installation should have the functions such as absolute smoke insulation,going into and coming off the smoke preventing place freely,no confinement of sight.Through analyzing smoke flow field theoretically,it is discussed that the effect of air flow on a high rise building is a result of gas expansion by the temperature,the chimney effect,the outdoor wind power and the ventilation and air conditioning system when firing.The flow field at the staircase door is theoretically found.The way in which the diffusion of smoke is controlled is advanced according to the principle of flow line flow rate and based on the previous experimental researches by others,the calculation method for the smoke preventing air curtain is infered in this paper.

高层建筑防烟设计的目的是为了防止烟害并对烟气扩散进行控制,高效防烟装置应具有绝对隔烟、自由出入隔烟场所、不影响视野等功能。该文通过对烟气流动的机理分析,讨论了前室门的流场特性,用理论的方法建立了前室门处的流场。根据流线流量原理,提出在火灾时用防烟空气幕控制烟气的扩散。在前人试验研究的基础上,导出防烟空气幕的计算方法。

In this paper through analyzing smoke flow field theoretically, it is discussed that the effect of air flow in a high rise building is as a result of gas expansion by the temperature, the chimney effect, the outdoor wind power and a ventilation and air conditioning system when firing. The flow field at the staircase door is theoretically found. The way in which the diffusion of smoke is controlled is advanced according to the principle of flow line rate of flow and based on the previous experimental...

In this paper through analyzing smoke flow field theoretically, it is discussed that the effect of air flow in a high rise building is as a result of gas expansion by the temperature, the chimney effect, the outdoor wind power and a ventilation and air conditioning system when firing. The flow field at the staircase door is theoretically found. The way in which the diffusion of smoke is controlled is advanced according to the principle of flow line rate of flow and based on the previous experimental researches by others, the mathematical mode of design parameter for the smoke preventing air curtain is inferred.

通过对烟气流动的机理分析,分别讨论了火灾时温度引起的气体膨胀、高层建筑的烟囱效应、室外风力和建筑物内空调及通风系统对建筑物内部空气流动的影响.用理论方法建立前室门处的流场,根据流线流量原理,提出用空气幕控制烟气的扩散,并在前人试验研究的基础上,导出防烟空气幕设计参数的数学模型

 
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