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1)  Negative Reactance
负等值电抗
1.
Negative Reactance Analysis for High-voltage Unit Auxiliary Transformers of Large-capacity Generators;
大容量机组高压厂用变压器负等值电抗分析
2)  eqnivalent reactance
等值电抗
3)  equivalent reactance
等效电抗,等值电抗
4)  equivalent impedance
等值阻抗
1.
Presently in transformer model,it is considered mainly whether the equivalent impedance is assigned to the side of normal ratio,but seldom whether the equivalent impedance is on the side of on-load tap changer.
目前广泛使用的理想变压器串联一个恒定等值阻抗的变压器模型,一般只以等值阻抗是否位于变压器标准变比侧来区分,而没有考虑等值阻抗是位于可调分接头侧还是位于固定抽头侧的问题。
2.
To research the accuracy of the load model and its parameters being adopted in the dispatching department of central China power grid to guide the load modeling scientifically, the equivalent impedances of distribution networks of central China power grid are calculated by power system analysis software package (PSASP).
为探讨目前华中电网调度部门实际使用的负荷模型及其参数的准确性,指导科学建模工作,利用电力系统分析综合程序PSASP计算了华中电网各配电网的等值阻抗,仿真结果表明目前应用的等值负荷模型参数与实际情况有一定差距,配电网络结构、运行电压、等值阻抗处理方法等因素对负荷模型等值的准确性均有影响,利用仿真得到的负荷模型等值参数可减少电压稳定问题突出的电网所需要的稳定措施量。
3.
In off-line power flow studies, as the equivalent impedance of a transformer is directly given, it is not necessary to consider the effect of tap changer regulation on the impedance of a transformer when a transformer model is selected.
离线潮流计算中,变压器等值阻抗是直接给定的,因而使用变压器模型通常无需考虑变压器分接头对等值阻抗的影响。
5)  negative sequence reactance
负序电抗
1.
Take three phase short circuit of no-load of salient-pole synchro generator as example,the paper expounds physical significance of ultra-transient reactance and the transient process,and points out relation and distinaction between the negative sequence reactance and ultra-transient reactancce.
以凸极同步发电机空载三相短路为例,阐述了超瞬态电抗的物理意义及暂态过程,指出了负序电抗同超瞬态电抗之间的联系与区别。
6)  negative reactance
负电抗
补充资料:负负
1.犹言惭愧﹑惭愧;对不起﹑对不起。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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