COMMON PROBLEMS AND COUNTERMEASURES OF NO-TIME-DELAY INSTANTANEOUS CURRENT PROTECTION FOR SMALL-CURRENT-GROUNDING SYSTEM

DONG Li-tian; HUA Yao-qing

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COMMON PROBLEMS AND COUNTERMEASURES OF NO-TIME-DELAY INSTANTANEOUS CURRENT PROTECTION FOR SMALL-CURRENT-GROUNDING SYSTEM

更新时间：2025-04-26

- COMMON PROBLEMS AND COUNTERMEASURES OF NO-TIME-DELAY INSTANTANEOUS CURRENT PROTECTION FOR SMALL-CURRENT-GROUNDING SYSTEM
- High VoltageApparatus Issue 3, Pages: 76-77(2003)
- 作者机构：
  
  1. 江苏射阳县供电公司
  2. 江苏射阳县供电公司江苏射阳 224300
- 作者简介：
- 基金信息：
- DOI：
  CLC： TM862
- Published：2003
- 稿件说明：
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[1]董立天,华耀青.小电流接地系统无时限速断保护应用中的常见问题及对策[J].高压电器,2003(03):76-77.

DONG Li-tian, HUA Yao-qing. COMMON PROBLEMS AND COUNTERMEASURES OF NO-TIME-DELAY INSTANTANEOUS CURRENT PROTECTION FOR SMALL-CURRENT-GROUNDING SYSTEM[J]. High voltageapparatus, 2003, (3): 76-77.
[1]董立天,华耀青.小电流接地系统无时限速断保护应用中的常见问题及对策[J].高压电器,2003(03):76-77. DOI：

DONG Li-tian, HUA Yao-qing. COMMON PROBLEMS AND COUNTERMEASURES OF NO-TIME-DELAY INSTANTANEOUS CURRENT PROTECTION FOR SMALL-CURRENT-GROUNDING SYSTEM[J]. High voltageapparatus, 2003, (3): 76-77. DOI：

摘要

介绍了在小电流接地系统中常见的送电过程及故障情况下无时限速断保护所遇到的配变励磁涌流和电流互感器饱和问题

通过理论分析提出了相应的解决办法。

Abstract

The paper introduces the abnormal phenomena encountered by the no-time-delay instantaneous current protection

i.e.

the stress of inrush current of distribution transformer

the effect of CT’s saturation. Some solutions are presented aiming at the mentioned problems.

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Related Author

ZHAO Xindong

LYU Feipeng

SHI Wei

ZHOU Hai-yang

LI Hu

GU Pi-ji2

CHU Yun-long

ZHANG Bao-hui1

Related Institution

College of Electrical Engineering, Sichuan University

西安交通大学陕西西安710049

Xi’an Jiaotong University

陕西宝鸡721004

Baoji Baoguang Vacuum Switching Equipment Ltd.

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