汽车发动机板壳类零件振动辐射噪声级的一种计算方法

Method for Calculating Noise Level Radiated by Plate and Shell Parts of Automotive Engine

本文提出了一种计算平板结构辐射噪声的理论和方法。对6105QA 柴油机正时齿轮罩盖的实验表明了其正确性。

A theory and method for calculating the noise level radiated by plate are presented in this paper.Experiments with 6105QA diesel engine spur gear cover have shown that the method is effective.