Some factors which affect shell cracking, such as temperature, humidity, air flow velocity in shell building room were discussed in this paper and control measures were showed.
讨论了型壳间温湿度、风力对型壳开裂的影响,并提出了监控的具体措施。
The SPRD will automatically open as the air pressure in the duct system increases, in order to prevent the reduction of air flow and excessive noise and velocity through the duct system.
当管道系统空气压力增加时,SPRD会自动开启,以防止管道系统中空气流动的减少和过度噪音和速度。
In this article, the main influencing factors on condensation heat transfer include air flow rate, coolant flow rate, coolant inlet temperature and mixed gas velocity.
在本课题中,影响传热过程的因素主要有空气含量、冷却水流量、冷却水温度及混合气气速。
The effects of stirred velocity, chlorine flow rate, air auxiliary flow rate, solids loading, mean particle diameter and reaction temperature on global process rate are investigated and analyzed.
考察了搅拌速度、氯气流量、辅助空气流量、固体联二脲浓度、粒度及反应温度对过程速率的影响。 分析了影响过程速率的主要因素。
The Model AS-2 is designed to check velocity and direction of air flow continuously with a smoke tube (No. 301) which reacts with vapour in the air and generates white smoke.
该型号AS - 2的目的是检查速度和方向的空气流动的烟管(301)的反应与空气中的蒸汽并产生白烟不断。
The characteristic equations for temperature and velocity of air flow in jet main region specification model were put forward and validated in a case study.
提出主流区风口模型计算气流温度和速度的特性公式,并研究其在工程中的实际应用情况。
Results show that the flow resistance will be decreased and the collection efficiency of the porous solar wall will be increased with a decrease in the inlet air velocity.
计算结果表明,降低空气入口流速,可减小空气流动阻力,提高多孔墙的集热效率;附加玻璃通道的太阳能多孔墙可减小长波辐射损失,并且具有收集热空气的作用。
This paper analyzes air source in heating system, states that gas is harmful in the system, points out level pipe gradient being small in single measure system, and velocity of flow must keep great.
本文通过分析采暖系统中的空气的来源,提出空气在系统中的危害,针对单户计量系统中水平管坡度较小,提出水平支管中水流速应保持较大。
Flow pattern and velocity field of air leakage in goaf.
采空区漏风流态及速度场。
The research indicates that, CFD can predict the air temperature and velocity distribution in room under any condition by simulating air flow, and the optimum air-conditioning designs can be obtained.
研究结果表明,采用CFD进行室内气流的模拟计算,可以预测各种工况下室内气流的温度、速度分布,从而达到优化设计方案的目的。
In certain conditions pressure and velocity distribution of air flow inside the conical holes of the seed-metering wheel can be analysed and calculated approximately as in an angular region.
论证了在一定条件下,排种器锥孔中的压力和速度分布可以近似的按角形域进行分析和计算。
The water flow velocity in the suction pipe, which is crucial for evaluating the performance on pumping fish, can be measured by the pumped water flow rate of the riser in an air lift pump system.
气力提升泵的水输送量反映了提升管进口的流速情况,而进口流速是衡量吸鱼效果的重要因素。
Puts forward a smoke control mode of applying smoke-preventing air curtain substituting for ceiling screen and down air flow with velocity no lower than 1.
提出了在楼梯口采用防烟空气幕来代替挡烟垂壁及速度不小于1。
Considering the influence of the air on the velocity of flow, Volume of Fluids (VOF) method is used to track the free surface.
为考虑空气对水流流速的影响采用VOF方法追踪自由水面,并用施主—受主方法求解水体体积率控制方程。
On the basis of experiment of two-phase pressure drop, for air-water flow through horizontal tube, the effect of mass velocity on the two-phase pressure drop is analyzed.
在对空气-水在水平放置的圆管内流动时的两相压降实验的基础上,分析质量流速对两相压降的影响。
Hot air curtain is strong airflow generated by the rotation of the fan rotor, curtain like flow out a certain velocity and temperature, forming a invisible curtain.
热风幕是通过风轮的转动产生的强大气流,送出一定速度和温度的幕状气流,形成一面无形的门帘。
The air flow rate around stripped rotor was analyzed and studied. The velocity decreased with the increasing of the radius and the direction was perpendicular with the direction of radius.
对割前脱联合收割机摘脱割台流场特性进行了分析, 认为摘脱滚筒周围气流速度随极半径增加而减小,方向与极半径垂直,建立了气流流速分布方程。
Simulates the changes of pressure difference, velocity field and the air flow in the door opening process, and discusses the influence to the contamination dispersion.
模拟了开门过程病房内外压差的变化,门附近的流场状况,以及进出门气流的变化状态,探讨了开门对污染物扩散的影响。
A theoretical analysis was carried out for evaporative heat transfer of annular two phase flow of liquid film and high velocity air in vertically heated tubes.
通过理论分析,研究了竖直传热管内降膜-高速空气环状两相流的蒸发换热特性。
Thinking of the factors affecting indoor flow field, this dissertation simulates and analyzes the air distribution temperature, relative humidity, velocity, vent angle and distance between two vents.
针对影响室内流场的各种因素,本文模拟分析了送风温度、送风的相对湿度、送风速度、送风口的角度以及风口间距对结露的影响。
The main factors which had influence on drying rate were found: the operating air velocity, the speed of rotating drum, the temperature of air flow, the shapes and characteristics of materials.
找出影响干燥速率的因素有:操作气速,转鼓转速,热风温度,物料形状,物料特性等。
Based on the forming principle of choking phenomenon, an approach is proposed to measure the sonic velocity of air-powder two-phase flow.
基于壅塞现象原理,提出了一种测量气粉两相流音速的新方法。
Experiments were carried out to investigate the sonic velocity of air-powder two-phase flow in a horizontal constant cross section duct.
实验研究了在水平等截面管道中空气-树脂粉两相流的音速。
Results show that with the same oil amount, the new oil supply style needs a lower gas velocity in the inlet to shape the annular flow, and the oil drops will not appear in air flow.
在相同供油量情况下,新供油方式形成环状流需要的入口气相速度低,且气速增大时一般不会形成夹带液滴,能够实现较好的环状流流型。
As a consequence of this angular velocity, the field of the relative air flow past the airplane is curved.
由于存在角速度,通过飞机的相对气流流场是弯曲的。
The effects of the louver structure parameters, the feed concentration and the primary air velocity on the concentrated ratio (RC) were studied by the gas solid two-phase flow experiments.
通过气固两相流实验研究了浓缩比与百叶窗结构,给粉浓度及一次风速的定量关系。
First, experimental study on the influence of air temperature, velocity, initial moisture content of wood particles and mass flow rates ratio in the process of ISD has been performed.
首先,在不同气流温度、温度、流量及不同刨花初含水率、载带率条件下进行刨花对撞流干燥实验。
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。
Compared with the prior art, the dryer with an air intake device improves the air velocity, and maintains the concentration of the air and the smoothness of the air flow.
本实用新型的带有进风装置的干衣机与现有技术相比更能提高风速、保持风力的集中、气流的畅顺。
Finally, the result of this simulation shows that the inner air flow field and the velocity distribution are both accord with assumed design effect in advance.
最终改进结构的模拟结果表明:流场分布和速度分布都达到了设计要求。
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