Research and discussion on the noise and vibration of the compressor is conducted through dynamic spectrum analysis of the compressor parts and noise and vibration test on the bench.

通过对压缩机的部件进行动力学频谱分析，结合所做的台架振动、噪声试验、研究和探讨了压缩机的振动和噪声问题。

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Finally, Based the analysis of theory modal, a modal testing program has been designed according to the existing test equipments, which prepares for the next testing of the vibration and noise.

在理论模态分析的基础上，根据现有的试验设备设计了合理的试验方案，为下步的振动与噪声的试验做了必要的理论准备。

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The multi-parallel- magnification circuits and the band-pass filter can well restrain random interfering noise, especially generated by test run vibration.

适配电路中的多级并联放大电路、带通滤波器对试车过程中的随机干扰信号，尤其是振动引起的噪声具有很强的抑制作用。

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