DB32/T 3581-2019 路面噪声测试方法

ICS83.160.01

G41

备案号：***DB32

江苏省地方标准

DB32/T3581—2019

路面噪声测试方法

TestMethodologyofPavementNoise

2019-04-08发布2019-04-30实施

江苏省市场监督管理局发布

DB32/T3581-2019

目次

前言...............................................................................III

1范围..............................................................................1

2规范性引用文件....................................................................1

3术语和定义........................................................................1

3.1声强soundintensity........................................................1

3.2声强级soundintensitylevel...............................................1

3.3路面噪声pavementnoise.....................................................1

4测试设备..........................................................................1

4.1声学测量装置..................................................................2

4.1.1声强探头..................................................................2

4.4.1.1形式..................................................................2

4.4.1.2标称间距..............................................................2

4.1.2声强处理装置..............................................................2

4.1.2.1频率范围..............................................................2

4.1.2.2自动量程调节..........................................................2

4.1.2.3结果表示..............................................................2

4.1.2.4时间平均功能..........................................................2

4.1.2.5数据记录..............................................................2

4.1.2.6滤波器................................................................2

4.1.2.7峰值因数要求..........................................................2

4.1.2.8A计权特性...........................................................2

4.1.2.9声压和声强频率响应特性................................................3

4.1.2.10声压-残余声强指数....................................................4

4.2探头定位装置..................................................................4

4.3车速测量装置..................................................................5

4.4距离测量装置..................................................................5

5测试车辆要求......................................................................5

6测试条件..........................................................................5

6.1测试环境温度..................................................................5

6.2声强测量装置大气压力..........................................................5

6.3其它装置大气压力..............................................................5

6.4相对湿度......................................................................6

6.5测试路段......................................................................6

7测试步骤..........................................................................6

7.1标定..........................................................................6

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DB32/T3581-2019

7.2路面状况检查..................................................................6

7.3大气压力记录..................................................................6

7.4大气压力记录..................................................................6

7.5预热..........................................................................6

7.6轮胎气压复核..................................................................6

7.7测试车速......................................................................6

7.8噪声测试......................................................................6

7.9温度测量......................................................................7

8测试报告..........................................................................7

附录A（规范性附录）平面波时声强级与声压级的关系....................................8

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DB32/T3581-2019