GB/T 15335—2019 代替 GB/T 15335-2006
风筒漏风率和风阻的测定方法
Determination of leakage rate and specific resistance for air duct
2019-06-04 发布
2020-01-01 实施
前言.......................................1
1范围.......................................1
2规范性引用文件..................................
3术语和定义、符号、下标......................1.........1
3.1术语和定义.......................................1
3.2符号..........................................1
3.3 下标 ________________________________________    2
4测定系统..........................................2
4.1系统组成........................................2
4.2测量装置........................................2
4.3测量仪器........................................3
5测定程序.......................................3
5.1测定准备.....................................4
5.2长度测量.....................................4
5.3大气环境参数测量.................................4
5.4 压力测量.....................................4
6测定结果的计算....................................5
6.1大气环境参数计算.................................5
6.2质量流量计算...................................5
6.3风筒漏风率计算..................................6
6.4风筒风阻计算...................................6