冷凝传热
- 网络condensation heat transfer
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本文对V型波纹管的冷凝传热提供了一个新的物理模型和数学模型。
A new physical model of condensation heat transfer on V type corrugated surfaces is presented .
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从实验数据可知,新管型Turbo-DWT的冷凝传热系数高于Turbo-A约42%,且压降低于Turbo-A约65%(R134a)。
According to the results , the condensation heat transfer coefficient of Turbo-DWT is 42 % more than that of Turbo-A , and pressure drop about 65 % ( R134a ) .
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带有疏液盘的V型垂直沟槽管的冷凝传热研究
Study of Heat Transfer of Condensation on Vertical V-type Corrugated and Smooth Tubes with Drain-disks
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复合沉积(PTFE)表面强化冷凝传热的实验研究
Experimental study on enhancement of condensation heat transfer for surface deposited PTFE
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V型波纹管表面冷凝传热凝液量与临界管长计算的研究
A Numerical Solution of Condensate Heat Flow Problem and Relevant Questions about condensation heat transfer on V Type Corrugated surface
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COSINE型纵槽管的冷凝传热研究
A Study of Condensation Heat Transfer on a Cosine - Type Corrugated Tube
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本文介绍了再流焊及其修复的几种方法,并重点评述了以蒸汽冷凝传热的汽相焊技术的特点和应用前景,认为其更适宜于BGA的焊接和返修。
Introduces several methods of the reflow soldering and its repair and gives a detailed description of the features and prospect of vapor phase soldering .
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综述了烟气流过管束、高流速、不同空气系数及不同的SO2体积分数等工况下的冷凝传热特性。
The condensation heat transfer characteristics under conditions of flue gas flowing in tube bundles , high flow velocity , different air coefficients , different volume fraction of SO_2 etc. are summed up .
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为了探索实现滴状冷凝传热的新表面涂层,采用离子束动态混合注入技术制备了紫铜基聚四氟乙烯(PTFE)薄膜,显著地提高了水蒸气冷凝传热性能。
To investigate new surface materials for promotion of steam dropwise condensation heat transfer mode , the dynamic ion beam mixed implantation ( DIMI ) method was employed to coat polytetrafluoroethylene ( PTFE ) film on a copper plate .
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本文以R-113和水为混合工质,在水平光滑管和七种管型的内螺旋翅片管内进行不互溶混合工质蒸汽的冷凝传热研究。
The heat transfer in forced convective condensation of immiscible R-113 and water in a horizontal smooth tube was studied experimentally .
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Turbo-DWT是一种更高效的冷凝传热管,且适用于各种冷媒。
Turbo-DWT is a kind of more efficient heat transfer copper tube and suitable for any refrigerants .
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以R22为工质在套管式冷凝器中对C-S水平管在饱和蒸汽状态下冷凝传热的性能进行实验研究,得出凝结换热系数与表面张力及蒸汽流速之间的关系,并拟合出其实验关系式。
Experimental study on heat transfer performance of a C-S tube has been reported for condensation of R22 . The result shows the heat transfer coefficient of condensation of the C-S tube is related with the surface tension and the vapor velocity , and then fits experimental relational expression .
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滴状冷凝传热系数的实验研究及分析
Experimental Investigation and Analysis on Heat Transfer Coefficient of Dropwise Condensation
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含有不凝气体的蒸汽滴状冷凝传热实验研究
Experimental investigation of dropwise condensation in the presence of non-condensable gas
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表面自由能差对乙醇-水混合蒸气冷凝传热特征的影响
The Effect of Surface Free Energy Difference on Ethanol-Steam Mixture Condensation
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倾斜式汽液逆流冷凝传热研究
Study on Heat Transfer in Inclined Vapor-Liquid Countercurrent Flow Condensation
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聚合物表面性能对强化冷凝传热的影响
Influence of surface properties of polymer film on dropwise condensation heat transfer
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含大量不凝气的蒸汽冷凝传热实验研究
A Study on the Heat Transfer of Condensation in the Humidified Air
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斑点凸型管冷凝传热的研究
Study on Heat Transfer of the Spot of Convex Tube
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双组分混合物在花瓣形翅片管上的冷凝传热
Condensation heat transfer of binary mixture on petal - shaped fin tube
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混合工质沸腾,冷凝传热研究最新进展(Ⅰ)沸腾传热
Review of Recent Research on Boiling and Condensation Heat Transfer With Mixtures
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垂直面上膜状冷凝传热过程增强的途径
The Enhancement of Film Condensation Process on the Vertical Suface
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引入液固界面效应的滴状冷凝传热模型过渡状冷凝传热模型
Dropwise condensation heat transfer model with liquid-solid surface free energy difference effect
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磁场对水蒸气冷凝传热系数的影响
Effects of Magnetic Field on the Condensation Heat Transfer Coefficient of Steam
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双组分混合物自然对流冷凝传热的研究
A study on the free convection condensation heat transfer of binary mixture
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沿垂直平面和圆管表面壁温变化时的冷凝传热
Heat Transfer of Condensation on a Vertical Surface with Varying Wall Temperature
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混合气体在环形通道内紊流流动冷凝传热
Condensation Heat Transfer of Vapor-Gas Mixtures in Turbulent Flow Through An Annulus
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舌片式导流管强化蒸汽冷凝传热的研究
Study on Intensifying Heat Transfer from Steam Condensing by Tonguelike Drainage Tube
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纵向双曲波纹管冷凝传热的分析研究
Analysis and Investigation on Condensation Heat Transfer of the Longitudinal Double-Fluted Surface Tubes
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大气压附近蒸汽温度对滴状冷凝传热的影响
Effect of Steam Temperature on Dropwise Condensation Heat Transfer