超高压变电站开关操作瞬态电磁过程预测软件开发中文摘要:在超高压变电站内,对高压空载母线进行开关操作时,将沿母线产生极强的瞬态电磁过程,进而通过空间耦合和传导耦合对基于微电子和计算机控制技术的二次保护设备产生强烈的电磁干扰。
介绍适用于超高压变电站自动化系统的单元化逻辑闭锁装置,该装置能方便、灵活地实现变电站间隔级闭锁。
The unit style logic interlock device used in ultrahigh voltage substation automation system is introduced, which can easily implement the bay-level interlock.
油纸电容式穿墙套管主要用于发电厂、变电站中引导高压或超高压导线穿过建筑物的墙板,作为导电载流和高压对地墙板的绝缘及机械固定用。
Oilpaper capacity type wall bushing is used for insulation and fixed HV or EHV conductor that crosses the wallboard of building in power plant and substation mainly.
随着超高压气体绝缘变电站(GIS)的广泛使用,由隔离开关(DS)操作引起的快速暂态过电压(VFTO)的危害更加明显。
The application of gas insulated substation(GIS) has expended year by year, Harm of the very fast transient voltages (VFTO) caused during disconnecting switches (DS) operation becomes more obvious.
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