气体绝缘金属封闭开关设备(GIS)局部放电特高频检测技术规范

3.2 特高频 ultra high frequency(UHF) ............................................. 2 3.3 局部放电特高频检测 UHF detection of partial discharge .......................... 2 3.4 带电测量 on-line detection ..................................................... 2 3.5 在线监测 on-line Monitoring .................................................... 2 3.6 背景噪声 background noise ...................................................... 2 3.7 最小可测放电量 qmin minimum level of detectable PD .............................. 2 4 特高频局部放电检测方法 ............................................................... 2 4.1 传感器......................................................................... 3 4.2 传感器布置方式 ................................................................. 3 4.3 在线检测....................................................................... 4 4.3.1 在线监测 ................................................................ 4 4.3.2 带电测量 ................................................................ 4 5.通用要求 ............................................................................ 5 5.1 使用条件....................................................................... 5 5.2 性能要求....................................................................... 5 5.2.1 检测频带 ................................................................. 5 5.2.2 灵敏度 .................................................................. 5 5.2.3 绝缘性能 ................................................................ 5 5.2.4 防护性能 ................................................................ 5 5.2.5 抗震性能 ................................................................ 5 5.2.6 电磁兼容性能 ............................................................ 6 5.2.7 接入安全性要求 .......................................................... 6 5.2.8 可靠性要求 .............................................................. 6 5.3 功能要求 ...................................................................... 6
1.范围 ................................................................................ 1 2.规范性引用文件 ...................................................................... 1 3.术语和定义 .......................................................................... 1 3.1 GIS 局部放电 GIS partial discharge ............................................ 1
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Q/CSG11401-2010
5.3.1 局部放电检测功能 ......................................................... 6 5.3.2 信号采集存储功能 ......................................................... 6 5.3.3 检测参数设置功能 ......................................................... 7 5.3.4 网络通讯功能 ............................................................. 7 5.3.5 检测结果显示功能 ......................................................... 7 5.3.6 异常报警功能 ............................................................. 7 5.3.7 放电类型识别功能 ......................................................... 7 5.3.8 放电源定位功能 ........................................................... 8 5.3.9 自检测和自恢复功能 ....................................................... 8 6.抗干扰 ............................................................................... 8 6.1 主要干扰类型 ................................................................... 8 6.2 干扰的抑制 ..................................................................... 8 7.放电源定位 ........................................................................... 9 7.1 强度定位 ....................................................................... 9 7.2 时差定位 ....................................................................... 9 8.放电类型识别 ........................................................................ 10 8.1 局部放电类型 .................................................................. 10 8.2 局部放电缺陷识别 .............................................................. 10 9.局部放电严重程度判定 ................................................................ 11 10.检测装置的性能试验 ................................................................. 11 10.1 有效性试验 ................................................................... 11 10.2 抗干扰性能试验 ............................................................... 11 10.3 电磁兼容性能试验 ............................................................. 11 10.3.1 辐射电磁场试验 ......................................................... 11 10.3.2 电快速瞬变脉冲群试验 ................................................... 12 10.3.3 浪涌（冲击）试验 ....................................................... 12 10.3.4 工频磁场试验 ........................................................... 12 10.3.5 阻尼振荡磁场干扰试验 ................................................... 12 10.3.6 静电干扰试验 ........................................................... 12 10.4 可靠性试验 ................................................................... 13 10.4.1 振动试验 ............................................................... 13 10.4.2 72 小时通电试验 ........................................................ 13 11．检测装置试验要求 .................................................................. 13