DL/T 664-2008 带 电 设 备红外诊断应用规范 1 带电设备红外诊断应用规范 Application ru les of infrared diagnosis for liv e electrical equ ipment 2008-11-01 实施 代替DL/T664-1999 目 次 前 言........................................................................................................................................... 2 1 范围 ............................................................................................................................................... 3 2 规范性引用文件 ............................................................................................................................ 3 3 术语和定义 ................................................................................................................................... 3 3.1 温升 temperatu re rise ........................................................................................................ 3 3.2 温差 temperatu re difference .............................................................................................. 4 3.3 相对温差 relativ e temperatu re difference ......................................................................... 4 3.4 环境温度参照体 reference body of ambient temperatu re ................................................. 4 3.5 一般检测 normal measu rement ......................................................................................... 4 3.6 精确监测 precise measu rement ......................................................................................... 4 3.7 电压致热型设备 heating of equ ipment cau sed by v oltage ............................................... 4 3.8 电流致热型设备 heating of equ ipment cau sed by cu rrent ................................................ 4 3.9 综合致热型设备 heating of equ ipment cau sed by mu ltiple effect .................................... 5 3.10 噪声等效温差...