车内噪声品质的主观评价试验及客观量化描述.pdfVIP

36 2 吉林 大学 学 报 ( 工学 版 ) Supp lem en t 2 2006 9 Journa l o f J ilin U niversity ( Eng inee ring and T echno logy Ed ition) S ept 2006 : 167 1- 54 97 ( 200 6) Suppl 2 - 004 1- 05 1 1 2 1 1 王登峰 , 刘宗巍 , 梁 杰 , 王世刚 , 姜吉光 ( 1 吉林大学 汽车工程学院, 长春 130022; 2 吉林大学 测试科学试验中心, 长春 130022) : 以 4 种类型轿车在不同档位和车速下匀速 驶时副驾驶员耳旁噪声采集样本为评价 对象, 对车内噪声品质用等级评分和成对比较两种方法进 了主观评价试验, 分析计算了各噪 声样本的主要心理声学客观参数, 并通过相关分析和多元回归分析, 建立了以客观参数描述主 观评价结果的数学模型研究结果表明, 稳态工况下轿车车内噪声品质主要受响度和尖锐度 两 个心理声学参数影响 : 车辆工程; 车内噪声; 声品质; 主客观评价 : U467 4 : A Subjective evaluation test and objective quantificational description of vehicle interior noise quality 1 1 2 1 1 W ang D engfeng , L iu Zongw e i, L iang J ie , W ang Shigang , J iang J igu ang ( 1. Co lleg e of A u tom otiv e E ng ineer ing, J ilin Univ er sity, Chang chun 130022, Ch ina; 2. Cen ter of Test Sc ience, J ilin University, Chang chun 130022, Ch ina ) Abstract: T he interior no ise sam ples in the assistant driver ear s position from four types of cars at d ifferen t gears and velocities w ere selected as the evalu ation ob jects The sub ject ive evalu ation test of sound qua lity w as carried out w ith the m agn itude estmi ation and the pa ired com parison Several prmi ary ob ject ive p sycho acou st ical param eters o f these samp les w ere calcu lated By w ay o f linear corre lation and the m u ltidmi en siona l regression ana lysis, an equ ation betw een the subjective evaluat ion level and the objective psychoacoustica l param eters w as ga ined T he research resu lts ind icate that the veh icle interior sound qu ality preference under the st