烟囱效应

结果表明：对封闭的倾斜碎石层，其致冷机制主要基于Rayleigh-Bènard对流；对开放的倾斜碎石层，其致冷机制包括烟囱效应和风引起的强迫对流。

This article suggests that for the closed inclined crushed rock the cooling mechanism is mainly based on the Rayleigh-B é nard convection , and for the open inclined crushed rock the cooling mechanisms include chimney effect and forced convection caused by wind .

高层建筑楼梯间烟囱效应实测分析

Field study of chimney effect in stairwell of high-rise building

断层发育加强了气烟囱效应。

The development of faults can enhance gas chimney effects .

烟囱效应在双低储粮中的应用

Application of chimney efficacy in " double low " storage

通廊式多层建筑内的楼梯楼道烟囱效应不显著。

The stack effect in a corridor-style multi-storey building chimney is not obvious .

自然通风无污染且无能耗，烟囱效应是建筑自然通风的一种有效手段。

Chimney effect is a kind of efficient method of architecture natural ventilation .

坡度隧道的火灾烟囱效应的升压力分析

Analysis on Effective Pressure Difference due to the Stack Effect for Sloping Tunnels

烟囱效应形成机理的实验

Experimental study on the generation mechanism of stack effect

竖井烟囱效应作用下的隧道火灾通风数值模拟

Tunnel Fire Numerical Simulation with the Force of Shaft 's " Chimney Effect "

楼梯井内烟囱效应对着火房间燃烧和溢出烟气的影响研究

Study on the influence of stack effect in stairwell on the compartment combustion and the spill Plume

引起这种冬夏倒置现象的原因与这里特殊的地层结构和地质构造产生强大的“烟囱效应”密切相关。

The reason of phenomenon winter-summer inversionly relate closely with the powerful effect as chimney producing by here special geological structure .

建立了精确的速度模型，就能够准确地归位目标层反射能量，提高信噪比，从而达到消除气烟囱效应的目的。

Image improvement is achieved by building an accurate velocity model , enabling reflective energy to be correctly positioned and thereby increasing signal to noise ratio .

高层建筑中由于存在烟囱效应的作用，烟气更容易向上迅速蔓延，而不同的开口状况将影响这种蔓延速度。

In high-rise buildings , because of the stack effect , smoke can easily spread upward , but different states of opening will affect the spread speed .

通过对穿堂风效应、烟囱效应、地域气候效应、微气候效应等自然现象在现代建筑中的使用分析，论述自然现象的运用对现代建筑可持续发展的重要作用。

By analyzing the use of draught , chimney effect , area climate effect and micro climate effect , this section states the importance of natural phenomenon to the sustainable development of modern architectures .

通过建立模型和分析其走廊和楼梯间烟气运动影响因素的基础上，结合烟囱效应机理和烟气流动特性得出了烟气在走廊和楼梯间的具体运动特征。

Firstly establishing a building model , analyzing the factors affecting the smoke movement in the corridors and staircases , then we can draw the specific characteristics of smoke movement basing on the Chimney effect mechanism and Gas Flow characteristics .

分析影响高层建筑内热烟气流动的五种因素，即烟囱效应、外部风压作用、高温烟气浮力作用、气体受热膨胀作用、通风和空调系统作用。

There are five factors that influence the smoke flow in high buildings : the chimney effect , the outside wind pressure , the floating power of high-temperature smoke , the expanding effect of air , and ventilation and air-conditioned effect .

本文分析了影响高层建筑烟气蔓延流动的因素，包括烟囱效应、浮力、热膨胀、自然风、空调系统以及电梯活塞效应等，探讨了现有的烟气控制措施的原理和方法。

This paper analyses factors which influence smoke spread and flow in high-rise building , which consists of stack effect , buoyancy , thermal expansion , natural wind , HVAC systems and elevator piston effect . Then various smoke control measures are discussed .

实验揭示列管束的加入显著提高了液相或浆料相的循环速度，速度梯度随着列管布置密度的增大而增加，气含率分布也呈现明显的陡峭化趋势，该现象称为烟囱效应。

The results showed that the vertical pipes will remarkably enhance the circulation velocity of liquid or slurry phase . The radial gradients of liquid velocity and gas holdup increase with density of pipe bundles . These phenomena were called " funnel effect " .

中庭具有温室效应和烟囱效应的特点，因此，中庭的垂直温度分布梯度大，设计不当，易使环境的热舒适度变差，并会增加能耗。

The vertical temperature gradient of atrium is big because it has the effects of greenhouse and chimney . Therefore , if its design is improper , there will be a poor thermal amenity in the environment , which results in an increase in energy consumption .

钢筋混凝土烟囱作用效应及减震的理论研究

The Theoretical Research on Action Effect and Reductive Vibration of Reinforced Concrete Chimney

数值模拟在太阳能烟囱通风效应研究中的应用

Applications of Numerical Simulation on Ventilation Effect of the Solar Chimney in the Research

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。

This paper sum up the scientific signification , research actuality and perspective of its application of numerical simulation on ventilation of the solar chimney .

太阳能烟囱的通风效应及应用研究

The research on ventilation effect and the application of the solar energy chimney

超高耸太阳能导流烟囱结构的边缘效应研究

Studies on the boundary effects of the super high solar division chimney

重点分析了陡壁台阶和山坡地形对烟囱拆除爆破地震效应的影响情况，得出了位于2种特殊地形情况下烟囱拆除爆破地震效应的一般结论。

And emphatically analyses the seismic effects status of chimney blasting demolition , which locates at steep sidestep and slope . At last , the ecumenical conclusion of seismic effects on chimney blasting demolishment , which locates at the two special terrain plight , is drawn .