摘 要：对整车声学包隔声量的常用评价指标进行对比分析，明确PBNR评价指标的优越性，并验证体积声源设备的操作及参数设置对评价结果的影响，为后续整车声学包隔声性能的正向开发、测试及评价提供参考。
关键词：隔声量；整车NVH；声学包；体积声源
中图分类号：U467.4+93 文献标志码：A 文章编号：1006-3331(2023)02-0049-04
Research on Sound Insulation Measurement of Vehicles
ZHANG Zhongdong,WU Hongting, HUANG Xianli,LIU Xinming,WANG Ke
Abstract: The authors compare and analyze the common evaluation indexes of the sound insulation for the vehicle's acoustic package,clarify the superiority of the PBNR evaluation index,and verify the influences of the operation and parameter setting of the volumetric sound source equipment on the evaluation results,which provide a reference for the subsequent forward development test and evaluation of sound insulation performance of the whole vehicle acoustic package.
Key words: sound insulation;vehicle NVH;acoustic package;volumetric sound source
