计算分析了波浪入射角、表面流速、隧道断面形式和支撑形式对悬浮隧道动态响应的影响。
The influences of incident Angle of wave, surface flow velocity, shape of tunnel's section and support structures on the dynamic response of an SFT are analyzed.
施加0.5 T的磁场使结晶器内金属液的表面流速最小,这一计算结果与实验结果十分吻合。
And the surface velocity of molten metal in the mold was minimal at a magnetic flux density of 0.5 t, it agreed well with measured surface level fluctuations in water modeling.
在凝固准稳态阶段,熔池熔深和半径变化较小,但表面最高温度、熔池流速急剧减小;凝固加速阶段则反之。
At quasi - state stage, the depth and radius of laser pool have small changes, but the highest surface temperature and velocity of molten pool decease rapidly.
分析了换热设备结垢的主要影响因素:流体性质、流体流速、材质及表面状况、温度和沸腾等。
Effects of the liquid property, flow rate, material and surface characteristic, temperature and boiling on the fouling of heat transfer equipment are analyzed.
本文根据矩形水槽试验,表明:对于整个断面的各垂线流速分布可划分为底部内区、外区和表面区。
Result of test in rectangular sluice shows that vertical velocity distribution profile may be divided into bottom inner, outer and surface zone.
新管光滑的表面增加水的流速,故可弥补管断面积减少的缺点。
The smoothness of the new internal surface increases the flow velocity and thereby compensates the reduced cross-section.
当液体沿固体表面的流速超过临界速度时,出现滑移,这样能实现减阻;
When the flow rate of the liquid slipping along the solid surface exceeds that of a critical speed, slipping will occur and drag reduction will be realized consequently;
计算结果表明,流速越大,过饱和度越小,结垢过程越易为表面反应所控制。
The calculation results show that the greater the flow velocity, the lower the supersaturation degree, and the easier the scale formation process will be controlled by a surface reaction.
在过冷流动沸腾条件下,对硫酸钙的沉积过程进行了研究,考查了不同流速和不同加热器表面条件下硫酸钙的结垢状况。
The formation process of calcium sulphate deposition during subcooled flow boiling heat transfer was reported. Fouling runs were carried out at different flow velocities and heat transfer surfaces.
底部内区流速分布可用对数公式表示;外区和表面区可用二次抛物线公式表示。
Velocity distribution can be expressed by a logarithmic formula for the inner zone and a parabolic formula for outer and surface zones.
铸锭时控制钢液的注流速度,是改善和提高钢锭表面和内部质量的重要工艺措施。
During ingot casting, control of casting speed is an important measure to improve the surface and inner qualities.
而且燃料混合物的入口流速对表面催化反应有很重要的影响。
And inlet velocity of mixture plays a significant role in catalytic reaction.
干粉表面粘附与塔壁的几何形状、粗糙程度、空气流速、静电力等有关。
The wall sticking of dry powder is concerned to geometric figure of cyclone chamber, roughness of wall , velocity of air and static charge.
系统研究了喷嘴保护气流速度、喷嘴出口距零件表面距离、喷嘴移动速度和侧风速度对气体保护效果的影响。
The influence of gas velocity from nozzle, distance between parts and nozzle exit, moving velocity of nozzle and crosswind velocity were systematically investigated on shielding gas field.
系统研究了喷嘴保护气流速度、喷嘴出口距零件表面距离、喷嘴移动速度和侧风速度对气体保护效果的影响。
The influence of gas velocity from nozzle, distance between parts and nozzle exit, moving velocity of nozzle and crosswind velocity were systematically investigated on shielding gas field.
应用推荐