The invention provides a transformer partial discharge induction withstand voltage test device, and relates to the technical field of transformer detection, the transformer partial discharge induction withstand voltage test device comprises a vehicle body, and the vehicle body comprises a control area and a working area; a variable-frequency power supply cabinet is arranged` in the working area, and an external three-phase power supply is input into the variable-frequency power supply cabinet; the device also includes a boosting transformer used for boosting the power supply output by the variable-frequency power supply cabinet, a compensation reactor and a capacitive voltage divider that are used for carrying out rectification operation on the boosted current, and the rectified current is transmitted to the to-be-tested transformer; the vehicle body is provided with a hinged door, the hinged door is provided with a wire outlet hole, a connecting cable enters the working area from the wire outlet hole, and the connecting cable is used for transmitting a power supply to a to-be-tested transformer; a partial discharge instrument is also included and arranged in the control area, one end of the partial discharge instrument is connected with the variable-frequency power supply cabinet through a signal line, and the other end of the partial discharge instrument is connected to the to-be-tested transformer. The device is good in detection effect, is internally provided with a monitoring device, and has the advantage of good safety performance.
本发明提供了一种变压器局部放电感应耐压试验装置,涉及变压器检测技术领域,包括车体,所述车体内包括控制区以及工作区;所述工作区内放置有变频电源柜,外部的三相电源输入变频电源柜内;升压变压器,将变频电源柜输出的电源进行升压操作;补偿电抗器以及电容分压器,对升压后的电流进行整流操作,经过整流后的电流输送至待测变压器;所述车体上设置有对开门,所述对开门上设置有出线孔,连接线缆从出线孔进入工作区内,连接线缆用于电源输送至待测变压器;局放仪,放置在控制区内,一端通过信号线与变频电源柜连接,另一端连接至待测变压器,本发明装置检测效果好,且内部设置监测装置,具有安全性能好的优点。
Transformer partial discharge induction withstand voltage test device
一种变压器局部放电感应耐压试验装置
2021-11-30
Patent
Electronic Resource
Chinese
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