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Inventor:

郭谋发 (郭谋发.) [1] (Scholars:郭谋发) | 王辉 (王辉.) [2] | 蔡文强 (蔡文强.) [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)

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incoPat

Abstract:

本发明涉及一种配电网改进电压消弧方法,以多电平逆变器为硬件基础,在配电网正常运行时,实时测量对地参数并保存。单相接地故障发生后,通过二次调整多电平逆变器控制目标的方法,计算配电网三序网络等效电路中的等效电压,令多电平逆变器的零序电压控制目标等于该等效电压,从而使故障点电压为零,达到较好的消弧效果。本发明避免了线路阻抗以及负荷对电压消弧效果的影响,且在低阻单相接地故障情况下的消弧效果优于传统的电压消弧方法。

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Patent Info :

Type: 发明授权

Patent No.: CN202011016615.5

Filing Date: 2020-09-24

Publication Date: 2021-10-29

Pub. No.: CN112165081B

公开国别: CN

Applicants: 福州大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count: 0

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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