查询词典 heat flow

It is found that for the same volumetric flow rate, the pressure drop in the shell side of the curved baffle heat exchanger is remarkably lower than that of the traditional one. And the pressure drop percentage deceases even more for a smaller curvature radius of the curved baffle and height of the baffle cut.

结果发现：在流量一定的情况下，曲面弓形折流板换热器的壳程压力降明显低于普通弓形折流板换热器的壳程压力降，而且随着曲面折流板曲率半径和折流板圆缺口高度的减小，曲面弓形折流板换热器的壳程压力降降低的百分比增大。

A numerical simulation method is used to investigate the cooling and humidifying effects of wetlands. A mixture model was adopted to simulate the flow and diffusion of air and moisture, which describes the process of heat and mass transfer.

采用数值模拟方法研究湿地对周边区域空气的降温增湿效应，建立了空气、水气的流动与扩散混合模型，描述给定空间的传热传质过程。

Furthermore, as the oscillating frequency of the cylinder approach the natural vortex shedding frequency, because of the phenomenon of resonance in the channel flow, and the heat transfer rate is enhanced more remarkably.

此外，当圆柱振动的频率接近流场的自然振动频率时，会与管道内的流体产生共振的现象，此现象能够大幅的增加流体的扰动，并且扰乱管道内的流场以及温度场，产生较佳的热传增益。

On the basis of the stem heat balance principle to measure the plant transpiration, with the instruments to collect meteorological data in greenhouse, we studied the variation rules of tomato sap flow under different environmental treatments through shading and obturating environment.

在茎热平街技术测定植株茎流的原理基础上，结合温室内气象数据采集仪器，通过对小温室做遮光、密闭处理，探讨番茄茎流的变化规律。

Experimental results indicate that heat transfer coefficients increase with increasing mass flow rate.

实验结果表明：换热系数随着质量流速的增大而增大。

The principle is to use the unit shutdown after remaining in the boiler or neighbors of the steam jet ejector through the air, a temperature lower than the temperature of the metal cylinder steam flow, the heat absorption unit.

其原理是利用机组停机后本机锅炉中剩余的或邻机的蒸汽，通过喷射器引射空气，形成温度低于汽缸金属温度的汽流，吸收机组的热量。

Fluid flow, heat transfer and mass transfer in arc weld pool are an important factor which affects weld quality.

焊接熔池中的流体流动及传热传质过程是影响焊接质量的重要因素。

The mathematical prediction and the water model experiment of CAS process were conducted to get further more knowledge on the fluid flow and heat transfer in the metal bath of CAS ladle.

CAS过程数学模型和水模型实验研究工作主要针对熔池体系内流体流动方式和传热规律而进行。

Fuel burning, the heat transfer for flue gas to boiler, pressure in boiler and control of fuel flow rate will influence stability of operation and may cause pressure over the allowable range.

石化燃料的燃烧，烟气对锅炉的热传，锅炉中压力及燃油量的控制，都会影响操作时的稳定，使得压力超出容许的范围，进而造成危险。

The heat transfer characteristics of carbon dioxide in a horizontal tube with water in the vertical cross flow form was experimentally investigated.

以超临界二氧化碳为研究对象，对其在水平管内与水成垂直交叉流动的换热特性进行了实验研究。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。