中国环境保护产业协会标准 T/CAEPI 12.2－2017 柴油车排气后处理装置技术要求 第2部分：选择性催化还原转化器（ SCR） Technical requirements of diesel vehicle exhaust after-treatment devices Part 2: Selective catalytic reduction （SCR） （发布稿） 本电子版为发布稿，请以正式出版的标准文本为准。 2017-9-7发布 2017-10-1实施 中国环境保护产业协 会 发布 CAEPI T/CAEPI 12.2－2017 I 目 次 前 言 ................................ ................................ ................................ ................................ ................................ II 1 适用范围 ................................ ................................ ................................ ................................ ...................... 1 2 规范性引用文件 ................................ ................................ ................................ ................................ .......... 1 3 术语和定义 ................................ ................................ ................................ ................................ .................. 1 4 技术要求 ................................ ................................ ................................ ................................ ...................... 3 4.1 一般要求 ................................ ................................ ................................ ................................ ................. 3 4.2 转化效率 ................................ ................................ ................................ ................................ ................. 4 4.3 耐久性 ................................ ................................ ................................ ................................ ..................... 4 4.4 流场均匀性 ................................ ................................ ................................ ................................ ............. 4 4.5 钒挥发 ................................ ................................ ................................ ................................ ..................... 4 4.6 机械性能 ................................ ................................ ................................ ................................ ................. 4 5 试验条件、试验程序及试验方法 ................................ ................................ ................................ ............... 4 5.1 试验条件 ................................ ................................ ................................ ................................ ................. 5 5.2 试验程序 ................................ ................................ ................................ ................................ ................. 6 5.3 试验方法 ................................ ................................ ................................ ................................ ................. 6 6 检验规则 ................................ ................................ ................................ ................................ ...................... 7 6.1 检验分类 ................................ ................................ ................................ ................................ ................. 7 6.2 检验项目 ................................ ................................ ................................ ................................ ................. 7 7 包装、运输、储存 ................................ ................................ ................................ ................................ ...... 8 7.1. 包装 ................................ ................................ ................................ ................................ ......................... 8 7.2. 运输 ................................ ................................ ................................ ................................ ......................... 8 7.3. 储存 ................................ ................................ ................................ ................................ ......................... 8 附 录 A （规范性附录） 流场均匀性试验方法 ................................ .......