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1)  impairment of heat transfer
换热恶化
1.
The results indicate that for upward flow in a vertical tube, with the increasing of heat flux, heat transfer is reduced by the influence of buoyancy and impairment of heat transfer occurs.
研究发现,空气在竖直圆管中向上流动时,随着热流密度的不断增大,出现换热恶化现象。
2)  boiling crisis
沸腾换热恶化;沸腾危机
3)  heat transfer deterioration
传热恶化
1.
An extensive experimental investigation was made on liquid entrainment in vapor and heat transfer deterioration in falling film evaporation in a vertical tube with vapor up-flowing.
对垂直管内蒸汽和水逆向流动时的降膜蒸发、蒸汽夹带液体及传热恶化特性进行了详细的试验研究,发现降膜蒸发管工质入口端的壁温首先突然升高和出现波动。
2.
The critical dryness of heat transfer deterioration will experience a drastic reduction.
在近临界压力区 ,随着压力向临界压力靠近 ,光管的传热特性变差 ,传热恶化的临界干度下降得很厉害 ,甚至在过冷区就会发生壁温飞升 ;内螺纹管在近临界压力区可以消除传热恶化 ,但是随着靠近临界压力其抑制传热恶化的能力下降。
3.
According to experimental data,heat transfer characteristics of water in the vertically-upward internally-ribbed tubs at supercritical pressures is obtained,and the mechanism of heat transfer enhancement and heat transfer deterioration are thoroughly analyzed.
根据试验结果,细致地分析了质量流速和压力对超临界水传热特性的影响,并探讨了大比热容区传热强化和传热恶化的发生机理。
4)  heat deterioration
热恶化,热退化
5)  Enhanced Heat Transfer
强化换热
1.
An Experimental Study on the Enhanced Heat Transfer of the Plane Plates in the Rectangle Longitudinal Vortex Generators;
矩形纵向涡发生器平板强化换热的实验研究
2.
This paper presented influence of factor on film cooling,enhanced heat transfer in tunnel and heat pipe cooling,how to apply and development for these technologies.
详细地阐述了对气膜冷却、内部强化换热以及热管冷却等的影响因素,目前的应用状况以及发展前景。
3.
The experimental results show that the compact in-line tube bundles have a significant enhanced heat transfer than those of the common tube bundles, and there is an optimum tube spacing that provides a most enhanced heat transfe.
在低压条件下对水平光滑顺排管束的小空间内沸腾强化换热特性进行了实验研究,确认了管距、管位置和运行压力对强化换热性能的影响。
6)  heat transfer enhancement
强化换热
1.
Experimental study in natural convection heat transfer enhancement;
竖直平板自然对流强化换热的实验
2.
Numerical investigation on mechansim of heat transfer enhancement with fields synergism theory for dimpled surface;
丁胞结构强化换热机理的场协同分析
3.
Study of heat transfer enhancement in horizontal rectangular channel with staggered holed baffles;
水平矩形通道内开孔折流板强化换热的实验研究
补充资料:蓄热式换热
分子式:
CAS号:

性质:工业中的换热方式之一。利用固体填充物贮蓄热量以达到换热目的。当气体通过时,根据气体的温度高于或低于填充物的温度,可将热量传给填充物或从填充物吸取热量。常用于冶金工业,也用于化学工业等。例如炼钢平炉和煤气炉常用来预热空气等。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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