To find the basic heat transfer performance of fin-tube heat exchanger, the numerical analysis is carried for heat transfer element with single round and related fin area.
用数值方法分析了涡产生器式圆管管片式换热板芯单个圆管翅片区域内的传热与阻力性能。
A certain amount of nail head or fin within an acceptable range of tube's back side can improve the area of access to radiation.
在炉管背火侧的一定范围内增加适量的钉头或翅片，可以提高背火侧的受辐射面积。
The results show that the j and f factors increase with the fin space and fin length decreasing, and the fin space has more obvious effect on the area of optimization factor.
试验结果表明，新型开窗翅片的翅片间距对表面传热因子和阻力性能影响较为显著。
As compared to the sector method, the equal-area method yields a higher fin efficiency while the equal-perimeter method gives a lower fin efficiency.
与扇形法计算的效率相比，等周长法的结果偏高，等面积法的结果偏低。
The result shows that the flow inside the lamilloy varied when the structure is different from one to another, and the changes are mainly close-by the area of pin-fin.
实验结果表明，层板内部的流动情况随其结构的变化而变化，这种变化主要集中在扰流柱附近区域。
Taihe Prime Chinese Restaurant: Hunan traditional business, features Tujia dishes, abalone and other classic Cantonese belly fin, the hall area of 680 square meters;
泰和盛世中餐厅：经营传统湘菜、特色土家菜、鲍参翅肚等经典粤菜，大厅面积 680 平方米；
Taihe Prime Chinese Restaurant: Hunan traditional business, features Tujia dishes, abalone and other classic Cantonese belly fin, the hall area of 680 square meters;
泰和盛世中餐厅：经营传统湘菜、特色土家菜、鲍参翅肚等经典粤菜，大厅面积 680 平方米；
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