中文

基于动态模拟的化工管路泄漏故障诊断

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  • Key Words:故障诊断;;管路泄漏;;动态模拟;;参数估计

  • Abstract:提出了一种基于模型的化工管路泄漏故障诊断方法。利用动态模拟来监测管路流动过程,并在流量发生异常时及时进行故障诊断。诊断过程通过动态模型的在线参数估计完成,在实现模型校正的同时可以预测流动过程的变化趋势并判断是否存在故障。流动模型基于质量衡算和机械能衡算构建,并采用递归结构实现复杂管网的模拟。文中分析了简单管路和复杂管路应用实例,并讨论了对诊断结果起重要作用的影响因素。

  • Issue:05

  • Translation or Not:no


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