为了限制逆变器桥臂直通短路时故障电流的上升率,可以在装置的直流侧安装一种称为“环流保护电路”的附加电路。
In order to restrict the rising rate of fault current caused by short circuit on one arm of bridge of inverter, a kind of device named current loop protection circuit can be adopted.
验证短路故障条件下,直流侧的负载转换器的动态稳定的特点。
Verify that the DC side load converter dynamic stability characteristics under short-circuit fault conditions.
仿真结果表明:当南桥、华新换流站发生直流输电单双极闭锁以及交、直流侧 短路 故障时,不会给系统带来稳定问题。
The results show that occurrence of the single or double pole block on the DC lines, or short-circuit faults on the DC or AC lines will not influence seriously on power system stability.
仿真结果表明:当南桥、华新换流站发生直流输电单双极闭锁以及交、直流侧 短路 故障时,不会给系统带来稳定问题。
The results show that occurrence of the single or double pole block on the DC lines, or short-circuit faults on the DC or AC lines will not influence seriously on power system stability.
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