阀门管路系统声传播特性仿真分析

来源 :2015中国西部声学学术交流会 | 被引量 : 0次 | 上传用户:LINGER123456
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管路系统中的噪声主要是由管路系统中泵的运转和流体流经阀门处产生的流噪声引起的.通过CFX软件对流体在管路系统中的流场进行稳态和瞬态的模拟,从而得出流体在阀门结构处的脉动产生的流噪声是管路系统噪声的主要来源.将模拟得到的阀门出流场分布转化得到偶极子声源,与管路系统中泵运转产生的噪声作为边界条件,通过Virtual.Lab声学仿真软件分析管路系统的响应及改变流速对管路系统响应的影响.
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