The interior noises at driver s ear position are analyzed and evaluated by means of measurements of ITF (Inertance Transfer Function) and NTF (Noise Transfer Function) at chassis-body connection points.
在此模型基础上分别进行了车身结构和声学空腔的模态分析,测量车身与底盘悬置连接点的惯量特性、各连接点到车内耳旁位置的噪声传递函数,在此基础上分析由于路面不平度所引起的车内耳旁噪声的传递情况。