As the radial vibration of stator is the origin of the acoustic noise of SRMs, model analysis of stator vibration is the effective way to the research for low acoustic noise.
由于定子的径向振动是开关磁阻电机噪声的主要根源，因此定子振动系统的模态分析是降噪研究的有效手段。
A new method of low intensity radiated noise measurement is shown using acoustic combined sensor and combined signal processing with pressure and particle velocity.
本文研究运用组合传感器和声压、振速联合信号处理技术进行低噪声通过特性的测量。
The key to reduce the internal noise level is that we should estimate the acoustic field accurately and then go on low noise optimization design to body structure during the course of designing.
降低车辆内部的噪声的关键是在设计阶段要准确预估车内声场特性进而对车身结构进行低噪声优化设计。
应用推荐