变压器有载调压开关的故障诊断新技术

New Fault Diagnosis Technology for Transformer On-Load Voltage Regulating Switch

变压器有载调压开关在维护电网正常工作中尤为关键,如使负荷中心电压保持稳定、调整无功潮流、提高电网调度灵活性等,而在线检测有载调压开关(On-Load Tap Changer,OLTC)的运转性能,对确保该设备可靠性、稳定性以及安全性等具有至关重要的影响。从变压器有载调压开关的主要故障原因展开分析,同时研究其故障诊断新技术,以此为推动电力系统正常工作给予强有力支撑。

The transformer On-Load Tap Changer(OLTC)plays a particularly crucial role in maintaining the normal operation of the power grid,such as maintaining stable load center voltage,adjusting reactive power flow,and improving the flexibility of power grid scheduling.Online detection of the operating performance of the OLTC has a crucial impact on ensuring the reliability,stability,and safety of the equipment.This article will analyze the main causes of faults in transformer on-load voltage regulating switches,and study new fault diagnosis technologies to provide strong support for promoting the normal operation of the power system.