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叶片式脉动发生器的设计与实验

DOI: 10.3969/j.issn.1000-1298.2008.2.080215, PP. 63-66

Keywords: 脉动气流发生器,脉动流,压力特性,设计,实验

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Abstract:

设计了一种叶片式脉动发生器,并进行了实验。实验结果表明:通过周期性开、闭管路的方法,叶片式脉动发生器可以实现对流体的脉动作用,获得脉动流。该脉动发生器具有沿程脉动效果损失低,所产生脉动作用具有传递性的特点。形成脉动流的脉动振幅随脉动频率的变化而有所改变。引入叶片式脉动发生器会对管路流速产生一定的影响,脉动频率与流速间呈现非线性关系。

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