主变压器局放试验报告模板

主变局放试验报告工程名称：220kVXXXXX工程安装位置:#2主变试验日期：XXXXXXX1．铭牌型号SSZ11-H-180000/220额定频率50HZ相数三相三线圈连接组标号YNyn0,d11额定电压220kV额定容量180/180/90MVA出厂编号4130027生产日期XXXXX制造厂家XXXXXXX2、加压接线和测量方法试验由VFSR低干扰变频串联成套试验装置供电，在被试变压器低压施加励磁电压，高压(或中压)侧感应出相应的试验电压，试验时中性点接地，测量信号从高压(或中压)侧套管的末屏端子获得，试验接线以A相为例，示意如下：T：励磁变压器L1、L2：谐振电抗器cb1、cb2：谐振电容Tr：被试变压器3、局放试验电压及试验程序3.1高侧局放:被试变压器加激磁电压U2=1.7Um/=253kV，试验电压U1=1.5Um/=218kV，在试验电压U1下维30分钟。试验加压程序如下：U2(40S)U1(5min)U1(30min)U0(5min)U0=160.58kVU1=218.97kVU2=253kVU0(5min)局部放电试验高压侧:(试验频率226.2HZ)电压标幺值高压侧电压(kV)时间试验局部放电量(PC)标准值(PC)ABC0008.37.79.1-----1.1Um/√3160.585min49.248.448.91001.5Um/√3218.975min49.9.49.749.13001.7Um/√325330s///1.5Um/√3218.975min50.548.848.91.5Um/√3218.9710min50.149.650.11.5Um/√3218.9715min48.949.151.41.5Um/√3218.9720min49.448.949.31.5Um/√3218.9725min48.851.250.51.5Um/√3218.9730min48.550.449.71.1Um/√3160.585min47.848.448.41003.2中侧局放:被试变压器加激磁电压U2=1.7Um/=124kV，试验电压U1=1.5Um/=110kV，在试验电压U1下维30分钟。试验加压程序如下：U2(40S)U1(5min)U1(30min)U0(5min)U0=80kVU1=110kVU2=124kVU0(5min)局部放电试验中压侧:(试验频率226.2HZ)电压标幺值高压侧电压(kV)时间试验局部放电量(PC)标准值(PC)ABC0006.87.47.3-----1.1Um/√376.845min48.644.845.81001.5Um/√3104.795min49.347.348.53001.7Um/√3118.7630s///1.5Um/√3104.795min48.550.449.31.5Um/√3104.7910min49.848.747.71.5Um/√3104.7915min50.948.049.11.5Um/√3104.7920min51.349.449.61.5Um/√3104.7925min47.848.847.21.5Um/√3104.7930min48.548.247.71.1Um/√376.845min46.245.947.21004.试验设备、仪器:局部放电测试仪JFD-2000VFSR-W变频成套试验装置5