A new method, based on the analysis of frequency spectrum of instantaneous power, for the discrimination between internal fault currents and inrush currents in transformer is proposed.
在分析瞬时功率频谱特性的基础上，提出了一种基于瞬时功率的变压器励磁涌流和内部故障电流识别新方法。
And the transformer can carried out the analysis and calculation of harmonic, phase discrimination, power factor, active and reactive power together with PC.
该互感器与PC机配合，可完成电力系统的谐波分析、鉴相、功率因数及有功、无功功率的分析计算。
Using data fusion technique to realize fault discrimination of transmission lines, this work tried to find a new approach of adaptive relay protection and intelligent fault diagnosis on power system.
本文探索性地应用多传感器数据融合技术解决输电线网的故障类型识别问题，力求寻找一条自适应继电保护和智能故障诊断的新途径。
The real-time discrimination of the main-bus reactive power-voltage static characteristics is an important content for the optimized caculation of the global reactive power-voltage.
母线无功——电压静态特性实时辨识是进行无功电压全局优化计算的一项重要内容。
The real-time discrimination of the main-bus reactive power-voltage static characteristics is an important content for the optimized caculation of the global reactive power-voltage.
母线无功——电压静态特性实时辨识是进行无功电压全局优化计算的一项重要内容。
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