The theory of active absorption using perforated plate is proposed in this dissertation. The perforated plate is used as the material of active absorption.
采用声电类比与递推方法推导了由穿孔板、多孔吸声材料及空腔组成的多层吸声结构吸声系数计算的理论模型。
参考来源 - 主动吸声降噪理论与方法研究·2,447,543篇论文数据,部分数据来源于NoteExpress
The weeping rate, weeping distribution and weeping point of a perforated plate are studied theoretically and experimentally.
本文从理论和试验两个方面研究了筛孔板的漏液量、漏液分布和漏液点。
The algorithm of the reactance is modified for the liner with thick perforated plate, based on the analysis of experimental results.
对实验的结果进行了一些分析,给出了厚板通气声衬声抗的一种算法。
The experimental results showed that the perforated plate header configuration could effectively improve the uniformity of fluid flow distribution.
结果表明:改进型封头结构能有效地改善物流分配的均匀性;
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