Standard No.:	GB/T 5111-2011
English Name:	Acoustics—Measurement of noise emitted by railbound vehicle
Chinese Name:	声学 轨道机车车辆发射噪声测量
Chinese Classification:	A59    Acoustic Measurement
Professional Classification:	GB    National Standard
Source Content Issued by:	AQSIQ;SAC
Issued on:	2011-12-30
Implemented on:	2012-5-1
Status:	superseded
Superseded by:	GB/T 5111-2024 Acoustics—Measurement of noise emitted by railbound vehicles
Superseded on:	2024-12-1
Abolished on:	2024-12-01
Superseding:	GB/T 5111-1995 Acoustics－Measurement of noise emitted by railbound vehicles
Target Language:	English
File Format:	PDF
Word Count:	15000 words
Translation Price(USD):	450.0
Delivery:	via email in 1~3 business day

本标准规定了铁路机车车辆或其他各种轨道机车车辆发射噪声级和频谱的测量条件,以便获得可再现和可比较的测量结果。但不包括运行中的线路养护车辆。
本标准适用于:
———型式试验;
———周期性监督检验;
———常规噪声测试;
———环境评价测量。
结果可用于:
———表征被测列车发射噪声特性;
———在特殊区段内比较各类型车辆发射噪声;
———获取列车基本声源数据。
本标准规定的测试方法为工程级(2级,准确度为±2dB)。按GB/T19052的规定,工程级是作为噪声公示优先采用的等级。
加速或减速测试试验规定的方法为简易级。