郑涵文;严燕辉;赵建平;

• 1:南京工业大学

摘要(Abstract)：

为研究煤液化单元中典型装置——高压差调节阀的冲刷腐蚀现象,采用CFD模拟技术,基于离散相模型(DPM)、RNG k-ε湍流模型和磨损模型,对调节阀展开流场特性和磨蚀计算。讨论了阀门开度、结构、介质特性、工况条件对调节阀磨损的影响,结果表明磨损主要发生于阀芯与阀座之间的区域,该处的固相浓度高,流速大是造成磨损主要原因。计算结果与生产现场现象一致,说明模拟分析具有可行性与准确性。

关键词(KeyWords)： 煤液化;高压差调节阀;冲刷磨蚀

Abstract:

Keywords:

基金项目(Foundation): 国家重点研发计划项目资助(2016YFC0801905)

作者(Author): 郑涵文;严燕辉;赵建平;

Email:

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