The theoretical analysis model predicts the mean condensation heat transfer coefficient and the predicted mean condensation heat transfer coefficient is compared with experimental data as wall.
同时,由该模型对冷凝段的传热系数进行了预测,并将预测值与实验值进行了对比分析。
The results of experimental investigation on heat transfer and fluid pressure drop of spirally fluted titanium-tubes for steam condensation are reported and analyzed.
摘要介绍了钛螺纹槽管传热及流动阻力的实验结果,并对结果进行了分析。
The heat transfer and flow pass condensation segment in the gravity heat pipe with inner screw thread were investigated.
分析了在重力热管内加内螺纹的方法,研究了重力热管的冷凝段的传热及流动状况。
Considering gravity, interfacial shear stress, surface tension and interfacial thermal resistance, the analysis model for annular flow condensation heat transfer in microtube was presented.
本文提出了微圆管内环状流凝结换热的分析模型,考虑了重力、汽液界面剪切力、表面张力以及界面凝结热阻的作用。
It is indicated that the enhanced condensation heat transfer technology on vertical tubes, when applied to vertical utility heaters, can efficiently raise the feed water temperature and save energy.
最后指出,立管冷凝强化传热技术在电站的立式加热器中应用,可以较大幅度地提高给水温度,实现节能增效。
By using of the single tube laboratory for R22, tests and compares the evaporation and condensation heat transfer performance with different tooth profile parameters of inner-grooved tube.
利用R 22单管传热试验台,对相同工况下不同结构参数的内螺纹强化管进行蒸发冷凝换热试验。
This paper presents a theoretical analysis and experimental results of condensation heat transfer in the vertical two-phase closed thermosyphon.
本文对竖直两相闭式热虹吸管内的凝结换热进行了理论分析和实验研究。
An experimental study on conjugated heat transfer performance of evaporation and condensation in plate-fin heat exchanger is carried out.
对板翅换热器中的氮的冷凝和蒸发耦合传热特性进行了实验研究。
Calculates and checks the heat transfer and condensation prevention in the day and night under different conditions.
分别对白天和夜间不同工况的传热计算和防结露计算进行了校核。
The heat transfer mechanics before and after the film condensation formation was analyzed theoretically.
理论上,分析了低温容器表面水蒸气膜态凝结出现前后的换热机理。
Spirally corrugated and sawtooth-shaped fin tube is a high performance condensation heat transfer tube.
螺旋槽锯齿翅片管是一种新型高效冷凝换热管。
The paper studies the influence of surface free energy difference between condensate and solid surface on condensation heat transfer performance.
本文主要研究液固表面自由能差效应对冷凝传热特性的影响。
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。
In this paper, theoretical analysis and experimental investigations are carried out of condensation heat transfer on the porous surfaces of horizontal tubes.
本文对水平管多孔表面的凝结换热进行了理论分析和实验研究。
And the increase of the condensation heat transfer coefficient became to be larger when corona discharge happened.
在有电晕放电的情况下,凝结换热系数增加加快。
Owning to the degradation of the heat transfer coefficient and large amount of condensation heat rejection, the performance of incomplete condensation of M3 has been found at the condenser outlet.
由于混合工质冷凝散热量的增加及传热性能的下降,因此工质M3在冷凝器的出口出现了不完全冷凝现象。
The results of experimental investigation on heat transfer and fluid pressure drop of spirally fluted titanium-tubes for steam condensation are reported and analyzed.
介绍了钛螺纹槽管传热及流动阻力的实验结果,并对结果进行了分析。
The fact that different substrate materials require different optimal processing conditions and demonstrate different condensation heat transfer coefficient, can be drawn from the present results.
实验结果也表明冷凝表面基体材料对冷凝传热性能有一定的影响。
The experimental results showed that the processing Conditions had a significant effect on the condensation heat transfer characteristics and the adhension of the polymer films to the substrates.
实验发现,对于不同的基材,表面制备的工艺参数对冷凝传热性能及维持滴状冷凝的寿命具有显著的影响。
A preparation method of a vapor dropwise condensation heat transfer surface comprises: pre-processing, self-assembling, loading ion liquid cation and post-processing.
一种蒸汽滴状冷凝换热表面的制备方法,包括:预处理、自组装、加载离子液体阳离子、后处理等步骤。
The Effects of the content of the non-condensable gas and the condensing pressure on the overall condensation heat transfer was tested.
通过对水平管束管间冷凝换热特性的试验研究 ,探讨并分析了冷却水流量以及不凝气体质量分数对管束冷凝换热的影响规律和机理 。
This paper researches into enhanced heat transfer of condensation of splitting gas of waste plastics and R113 on the general smooth tubes, the screw tubes and the aculei finned tubes.
本文研究制冷剂r 113和废塑料制汽油过程中产生的裂解气在水平光滑管、螺纹管与“犁刺”管上的冷凝强化传热。发现“犁刺”管的制冷传热效果约为光滑管的14倍,为螺纹管的10倍。
This paper researches into enhanced heat transfer of condensation of splitting gas of waste plastics and R113 on the general smooth tubes, the screw tubes and the aculei finned tubes.
本文研究制冷剂r 113和废塑料制汽油过程中产生的裂解气在水平光滑管、螺纹管与“犁刺”管上的冷凝强化传热。发现“犁刺”管的制冷传热效果约为光滑管的14倍,为螺纹管的10倍。
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