ICS 27.120.99 CCS F63 NB 中华人民共和国能源 行业标准 NB/T 20129-2023 代替NB/T 20129 -2012 压水堆核电厂核岛应急柴油发电机组的安 装、试验与验收技术规程 General technical regulation for installation, test and acceptance of emergency diesel generator of nuclear island in pressurized wa ter reactor nuclear power plants 2023 - 10 -11发布 2024 - 04 -11实施 国家能源局 发布 NB/T 20129-2023 I 目 次 前 言 ...............................................................................I 1 范围 .................................................................................1 2 规范性引用文件 .......................................................................1 3 术语和定义 ...........................................................................1 4 总体要求 .............................................................................2 4.1 资质 .............................................................................2 4.2 禁用材料 .........................................................................2 4.3 焊接 .............................................................................2 4.4 其他 .............................................................................3 5 机组安装 .............................................................................4 5.1 工程文件准备 .....................................................................4 5.2 机组本体安装 .....................................................................4 5.3 排气系统安装 .....................................................................5 5.4 进气系统安装 .....................................................................6 5.5 燃油系统安装 .....................................................................7 5.6 滑油系统安装 .....................................................................7 5.7 冷却水系统安装 ...................................................................8 5.8 压缩空气系统安装 .................................................................8 5.9 泵、过滤器、阀门、金属软管、橡胶膨胀节等安装 .....................................8 5.10 管系密封性压力试验 ..............................................................9 5.11 电气及控制系统 .................................................................10 5.12 电缆及电缆桥架 .................................................................10 6 机组现场试验 ........................................................................10 6.1 试验前的准备 ....................................................................10 6.2 试验项目 ........................................................................11 6.3 试验负载 ........................................................................11 6.4 试验后的拆检 ....................................................................11 7 记录 ................................................................................12 7.1 机组安装 ........................................................................12 7.2 机组试验 ........................................................................12 7.3 机组拆检 ........................................................................12 8 安装和试验过程中的质量控制 ..........................................................13 8.1 安装过程中的质量控制报告 ........................................................13 8.2 试验过程中的质量控制报告 ........................................................13 9 机组验收 ............................................................................13 9.1 安装 ............................................................................13 9.2 性能 ............................................................................13 NB/T 20129-2023 II 9.3 拆检 ............................................................................13 9.4 文档 ............................................................................14 9.5 机组现场验收 ....................................................................14 附录A（规范性）主要试验参数 ...........................................................15 参考文献 ..............................................................................16 NB/T 20129-2023 I 前 言 本文件按照GB/T 1.1─2020 《标准化工作导则 第一部分：标注化文件的结构和起草规则》的规