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Geometric structure optimization of direct-cooled condenser fiat tube fin
Author(s): 
Pages: 17-19,34
Year: Issue:  5
Journal: HUNAN ELECTRIC POWER

Keyword:  扁平管蛇形翅片直翅片数值模拟;
Abstract: 蛇形扁平管换热器在空冷电站的应用上取得了很好的效果,为进一步提高空冷电站凝汽器的冷凝效率,优化扁平管翅片的物理结构,建立蛇形翅片扁平管换热器及直翅片扁平管换热器通道的三维物理数学模型,利用FLUENT软件进行数值计算.通过对对流换热系数、流动损失、散热量、换热面表面平均温度的对比分析.结果表明:蛇形翅片扁平管翅片的物理结构存在进一步优化空间的可能性,直翅片扁平管具有更优越的冷凝效率,模拟结果为直接空冷凝汽器的设计和优化改造提供科学依据.
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