1) 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。
2) 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。
3) heat deterioration
热恶化，热退化
4) aversion to heat
恶热
5) enhanced heat transfer
强化传热
1.
Analysis on tube-shell heat exchanger enhanced heat transfer;
换热器管内强化传热的模拟分析
2.
Experimental research of enhanced heat transfer for spiral groove gravity heat pipe;
螺旋槽重力热管强化传热实验研究
3.
Experimental research on enhanced heat transfer in tubular box furnace in hot state;
方箱形管式加热炉炉内强化传热的热态试验
6) heat transfer enhancement
强化传热
1.
Recent progress of technology and application of heat transfer enhancement of nanofuilds;
纳米流体强化传热技术及其应用新进展
2.
Review of heat transfer enhancement of the PCMs;
相变材料强化传热研究进展
补充资料：恶化
恶化
deterioration
病情变化向不利于机体方面发展转化的过程。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条