1) protection malfunction
保护误动
1.
Analysis and improvement for WXH-802 distance protection malfunction;
WXH—802距离保护误动的原因分析及改进
2.
Analysis on the reason of the differential protection malfunction of the start & stand-by auxiliary transformer
启动/备用变压器差动保护误动原因分析
2) protection misoperation
保护误动
1.
Analysis and disposal of primary transformer protection misoperation;
一起主变保护误动作事故的分析与处理
2.
Analysis of the main transformer differential protection misoperation for the failure outside of the region;
一次主变区外故障差动保护误动的分析
3.
Due to manufacturing defects in some equipment,many problems were discovered during the on-site electrical test,such as structure defects and protection misoperations,etc.
华能玉环电厂新建4×1 000 MW机组,是国内首台百万千瓦等级的超超临界机组,主要电气设备是引进国外产品,部分设备在制造工艺上存在不足,在现场电气调试中暴露出不少问题,如设备结构缺陷、保护误动等。
4) protection misoperation
保护误动作
1.
The protection misoperations due to high-voltage and extra-high-voltage caused by single-point grounding of DC circuit or AC-DC interference,as well as the transformer non-electric parameter protection misoperations caused by single-point grounding of DC circuit,are analyzed.
分析了直流回路一点接地和交直流回路相互串扰引起高压、超高压,致使保护误动作,以及直流回路一点接地引起变压器非电量保护误动作的原因,认为其根本原因在于直流控制回路的电缆过长,分布电容过大。
6) malfunction of overspeed protection
超速保护误动
补充资料：误打误撞
1.谓事先未经周密考虑。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条