某乘用车NVH性能提升研究

Improvement of NVH Performance of a Passenger Vehicle

完整介绍了某自主品牌乘用车NVH性能提升的全过程。通过整车振动、噪声测试和分析,得出了影响NVH性能的主要声源和传递路径,采取一系列具体的措施成功实现了该车NVH性能的显著改善。建立起了整车NVH改进的完整工作体系。

The entire process of improvement in NVH performance of a self-owned brand vehicle is introduced.By measuring and analyzing the vibration and noise,the main part of noise source and transfer path is got,many methods have been taken and the NVH performance is improved significantly.And a framework for improvement in NVH performance of vehicle is built up.