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发明公开
CN107395185A 一种基于晶闸管有载分接开关的触发系统及方法 无效 - 驳回

一种基于晶闸管有载分接开关的触发系统及方法
摘要：
本发明公开了一种基于晶闸管有载分接开关的触发系统：触发回路包括第一支路和第二支路，第一支路中连接第一晶闸管，第二支路中连接第二晶闸管，第一晶闸管与第二晶闸管连接方向相反；第一支路和第二支路并联；触发回路包括第二晶闸管的阳极输入接点和第一晶闸管的阳极输入接点；触发回路的第二晶闸管的阳极输入接点通过主回路上的端点20连接于主回路，触发回路的第一晶闸管的阳极输入接点通过主回路上端点23连接于主回路，触发回路与主回路并联；第一晶闸管的第一门极通过主回路上的触发端22连接于主回路，第二晶闸管的第二门极通过主回路上的触发端21连接于主回路；主回路包括开关，触发回路用于开关在断开或闭合过程中，将主回路进行短路。
摘要（英）：

The invention discloses a triggering system based on a thyristor on-load tap changer. The triggering comprises a triggering loop; the triggering loop comprises a first branch and a second branch, a first thyristor is connected in the first branch, a second thyristor is connected in the second branch, and the connection directions of the first thyristor and the second thyristor are opposite; the first branch and the second branch are connected in parallel; the triggering loop comprises an anode input contact of the second thyristor and an anode input contact of the first thyristor; the anode input contact of the second thyristor of the triggering loop is connected with a main loop through a endpoint 20 on the main loop; the anode input contact of the first thyristor of the triggering loop is connected with the main loop through the endpoint 23 on the main loop, and the triggering loop is connected with the main loop in parallel; a first gate pole of the first thyristor is connected with the main loop through a triggering end 22 on the main loop, and the second gate pole of the second thyristor is connected with the main loop through the triggering end 21 on the main loop; the main loop comprises a switch, and the triggering loop is used for performing short-circuit on the main loop in the disconnecting or closing process of the switch.

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