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Inventor:

郭谋发 (郭谋发.) [1] (Scholars:郭谋发) | 陈静洁 (陈静洁.) [2] | 张伟骏 (张伟骏.) [3] | 高伟 (高伟.) [4] (Scholars:高伟) | 洪翠 (洪翠.) [5] (Scholars:洪翠) | 杨耿杰 (杨耿杰.) [6] (Scholars:杨耿杰) | 缪希仁 (缪希仁.) [7] (Scholars:缪希仁)

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incoPat

Abstract:

本发明涉及一种中性点经多电平变流器接地的配电网故障消弧方法。采用级联H桥型多电平变流器,通过电抗器直接连接在配电网的中性点处;在配电网发生单相接地故障初始时刻,综合运算生成所需注入的补偿电流,然后迅速投入多电平变流器,采用电流跟踪控制算法和PWM调制策略控制多电平变流器产生补偿电流并注入配电网中性点,以补偿故障点接地全电流,并强制故障相电压恒为0,瞬时性接地故障将自行消除,解决现有故障消弧技术消弧效果差的技术难题。

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Patent Info :

Type: 发明授权

Patent No.: CN201410500176.3

Filing Date: 2014/9/26

Publication Date: 2018/1/12

Pub. No.: CN104218563B

公开国别: CN

Applicants: 福州大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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