中华人民共和国电力行业标准 DL/T 747 —2025 代替 DL/T 747—2010 发电用煤智能采制样系统 技术要求与性能验收方法 Technical requirements and performance acceptance method of intelligent sampling and sample preparation system for power generation coal 2025 -06-30发布 2025 -12-30实施 国家能源局 发布 ICS 27.100 CCS D21 DL DL/T 747— ×××× I 目 次 前 言 .................................................................................................................................................................. II 1 范围 ................................................................................................................................................................. 1 2 规范性引用文件 ............................................................................................................................................. 1 3 术语和定义 ..................................................................................................................................................... 2 4 系统与组成 ..................................................................................................................................................... 6 5 技术要求 ......................................................................................................................................................... 6 5.1 基本条件 .................................................................................................................................................. 6 5.2 技术性能指标 .......................................................................................................................................... 6 5.3 设计制造 .................................................................................................................................................. 7 5.4 计算机监控子系统 .................................................................................................................................. 9 5.5 采制样功能设备子系统 ........................................................................................................................ 13 6 性能验收方法 ............................................................................................................................................... 19 6.1 系统性能验收试验项目 ........................................................................................................................ 19 6.2 技术准备及预试验 ................................................................................................................................ 20 6.3 可靠性和可用性验收 ............................................................................................................................ 21 6.4 采样精密度和制样精密度验收 ............................................................................................................ 23 6.5 采制样总偏倚、自动采样设备偏倚和全自动制样设备偏倚验收 ..................................................... 26 6.6 主控网络实时性验收 ............................................................................................................................ 32 7 验收报告 ....................................................................................................................................................... 32 7.1 报告编制 ................................................................................................................................................ 33 7.2 智能采制样系统可靠性试验报告 ................................................................................................ ........ 33 7.3 自动采制样设备性能试验报告 ............................................................................................................ 33 7.4 网络及其网络设备性能试验报告 ........................................................................................................ 33 7.5 性能试验结果期限 ................................................................................................................................ 33 附录 A（规范性） 制样设备制样过程中煤样质量损失率试验方法 .....................................................