空冷凝汽器数值计算方法与传热模型

Analyze of the Numerical Calculation method and Heat Transfer Model of Air-cooled Condenser

介绍了空冷凝汽器的数值计算方法及其优越性,建立了凝汽器中蒸汽流场和热传递的数学模型,并给出了模型中分布阻力、分布质量汇的处理方法。详细描述了凝汽器壳侧汽相的流动和传热过程,对于凝汽器的设计、改造和运行具有重要的指导作用。

This paper introduces the numerical calculation method and the advantage of air-cooled condenser.And establishes the mathematical model of steam flow field and heat transfer in condenser.Then points out how to deal with the distribution of resistance and mass convergence in the model.The depict of steam flow field and heat transfer in condenser is necessary for it s design,modification and operation.