sequence of current

This paper studies the influence of converter transformer-zero sequence current on valve short circuit protection.

笔者研究了 换流 阀三角形侧零序环流对阀短路保护误动作的影响.

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Considering the zero sequence impedance of the cable to be the function of the current, the adaptive zero sequence current protection is proposed based on iterative algorithm.

由于电缆线路的零序阻抗是零序电流的函数，提出了基于迭代算法的零序电流保护的方案。

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Study on Zero-Sequence Over-Current Protection Configuration and Setting Calculation for 330 kV Autotransformer of Northwest Power Network

西北电网330kV自耦变压器零序过流保护的配置及整定计算

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An improved I p-iq algorithm for detecting compensation reference current is mentioned. It can real-timely decompose the fundamental positive sequence active component of three-phase current, witch improves the speed and accuracy of compensation reference current detection.

提出了基于改进ip-iq法的补偿指令电流检测算法，该算法能实时地检测出三相电流的基波正序有功分量，提高了补偿指令电流检测的速度和精度。

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Sequencing results show that there are differences in nucleotide sequence with the reported, but the coded amino sequence is the same, indicating ipaC gene cloned successfully. This provides the basis for current understanding of the function of IpaC in the pathogenesis of S. flexneri further.

测序结果显示，其核苷酸序列与文献报道的序列有差异，但编码的氨基酸序列相同，表明志贺氏菌的ipaC基因已被成功克隆。

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The DC biasing current has been calculated in detail, which will go through the converter transformer winding in BTB DC system due to unbalance firing and the second harmonic voltage of positive sequence on the AC converter bus.

根据背靠背直流系统的技术特点，详细计算了由于触发不平衡和交流系统正序二次谐波在换流变压器中产生的直流偏磁电流。

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No-balance method for zero sequence current of double lines are introduced in detail.

详细介绍了双回线零序电流的不平衡解决方法.

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Combining with zero sequence current with inverse time characteristics, grounding distance relay is used in earth protection for 220 kV and above lines, instead of phase zero sequence current protection.

在220kV及以上电压等级线路用接地距离保护代替阶段式零序电流保护，并辅之以具有反时限特性的零序电流作为接地保护。

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Effect of sequence structure on thermally stimulated current peaks of styrene/ butadiene copolymer

序列结构对苯乙烯/丁二烯共聚物热释电流峰的影响

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In analyzing the regenerative braking conditions of the negative sequence current, adopting the common negative sequence calculation method to the traction transformer negative sequence current general expression for a variety of wiring.

在分析再生制动工况下负序电流问题上，从负序的通用计算方法入手，得出计算适用于多种接线方式的牵引变压器负序电流通用表达式。

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