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- The Effects of the content of the non-condensable gas and the condensing pressure on the overall condensation heat transfer was tested. 考察了不同的压力条件下不凝气对冷凝传热的影响。
- fin-tube condensing heat exchanger 肋片管式冷凝换热器
- The main work of this thesis is to study the condensation heat transfer characteristics of water-ethanol vapor when the temperature of condensing surface is not uniform on macroscale. 本文的主要工作就是以水-酒精混合蒸气为工质，研究宏观上凝结表面存在温度梯度时的Marangoni凝结换热规律。
- The Research on Condensing Heat Transfer of Wet Flue Gas 湿烟气冷凝换热研究
- Local condensation heat transfer of R22 in a microfin tube and a plain tube are measured and compared. 进行了R22在光管和微肋管内凝结换热实验,比较了局部换热系数。
- 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。
- Finally,the equation for condensation heat transfer coefficient of steam in magne... 同时对磁场下水蒸气冷凝传热系数影响的基本方程进行了推导。
- An experimental investigation on the condensation heat transfer of water and kerosene outside corrugated tube was carried out. 以煤油蒸汽和水蒸气为工质研究了波纹管管外冷凝时的传热特性。
- This paper studied the free convection condensation heat transfer of miscible binary mixture on a horizontal smooth tube. 研究互溶性双组分混合物在水平光滑管上的自然对流冷凝传热性能。
- In the condensation heat transfer process, the presence of noncondensable gas greatly deteriorates the heat transfer efficiency. 蒸汽冷凝传热中,不凝气的存在将导致传热过程的严重恶化,所以研究不凝气对冷凝传热的影响,历来受到重视。
- At last, heat economy features of in-and-out dirt thermoresistance of air-cooling condenser heat sink pipe were calculated by programming. 最后,编程计算分析了空冷凝汽器散热器管内外污垢热阻的热经济性特性。
- Condensation heat transfer coefficients of R410a are lower than that of R22 at low mass flux and vapor but nearly equivalent at intermediate or more higher mass flux. 与R22相比,R410a的凝结换热系数在较低质量流率时低于R22,在中高质量流率时与R22相当。
- The curves considered various conditions, including the forced velocity of air, the air temperature, scale thermoresistance in pipe and condenser heat load. 并且分析了管内污垢热阻对凝汽器压力的影响，画出了影响曲线。
- Heat sometimes causes a prickly rash on the skin. 热有时使皮肤上生剌痛的疹子。
- Herewith,the influence of the non-condensable gas content and the tube surface s degree of supercooling on condensation heat transfer were found for the two kinds of tubes. 获得了不凝性气体含量和壁面过冷度对光管和三维肋管凝结换热性能的影响规律。
- This paper introduced a new heat pump air conditioner, which is combined two-stage compression with condenser heat recovery technology, to fit for cold regions' climate. 摘要根据寒冷地区的气候特点，提出一种将双级压缩和冷凝热回收技术相结合的带热水供应的新型热泵空调；
- Film condensation heat transfer characteristics are studied by numerical simulation for a single horizontal tube in the presence of a non condensable gas. 为查明不凝气体对水平管外膜状凝结换热特性的影响规律,建立了水平单管的气、液双边界层模型。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The heat had blistered the paint of the building. 酷热使建筑物上的油漆起了浮泡。
- It is this molecular motion that we call heat. 就是这种分子运动我们称之为热。
