零序电流保护指利用接地时产生的零序电流使保护动作的装置,叫零序电流保护。在电缆线路上都采用专门的零序电流互感器来实现接地保护。中性点直接接地系统发生接地短路,将产生很大的零序电流,利用零序电流分量构成保护,可以作为一种主要的接地短路保护。零序过流保护不反应三相和两相短路,在正常运行和系统发生振荡时也没有零序分量产生,所以它有较好的灵敏度。
... Zero-sequence current transducer 零序电流互感器 zero-sequence current protection 零序电流保护 Zero-sequence current relay 零序电流继电器 ...
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...护,零序电流保护,综合重合闸 [gap=1554]KEY WORDS: high frequency protection, distance protection, zero-sequence protection, automatic equipment ...
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零序电流方向保护装置 zero sequence current directional protection
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零序电流保护是一种重要的接地保护方法。
The zero-sequence current protection is an important means of power system ground protection.
介绍了湖北电网零序电流保护整定计算程序的主要功能和特点。
The major function and features of the calculating program for Settings of zero sequence current protection of Hubei power system were described.
主要介绍了零序电流保护整定计算程序的主要功能和特点,简要介绍了双回线零序电流的不平衡解决方法。
Main functions and characteristic for zero sequence current protection setting program are presented in this paper. Ways of no_balance zero sequence current for double lines are introduced.
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