汽车减振降噪控制技术的研究_电子资料文库 关键词:汽车噪声;减振降噪;降噪技术 [gap=5294]Key words:automobile noise;the vibration and noise reduction;noise reduction technology
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With the improvement of working and living conditions, and the implementation of stricter regulations, the reduction of engine vibration and noise has an important significance.
随着人们对工作和生活环境的要求日益提高，国家法规日益严格，控制发动机的振动和噪声具有重要意义。
Random pulse width modulation technique can be used to distribute voltage harmonics over a wide frequency range and to realize the reduction of acoustic noise and vibration.
随机脉宽调制技术可以使逆变器输出电压的谐波成分均匀地分布在一个较宽的频率范围内，达到抑制噪声和机械振动的目的。
Presents the design of air conditioning systems, noise reduction, vibration isolation and automatic control, Summaries the issues in design and construction.
介绍了该大楼的空调系统设计、消声减振、自动控制设计，对设计施工中的问题进行了总结。
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