The new phase-comparison principle is the main feature of the new distance relay.
全新的比相原理是新型距离继电器的主要特色。
2
In some of the precision of the field is not very high, simple and flexible algorithm for phasecomparison with a broad market.
而在一些对精度要求不是很高的领域，简单灵活的相位比较算法有着广阔的市场。
3
In this method the transient fault signals are analyzed with wavelets transform to obtain the transient fault information, and the fault circuit is selected by the synthetic phasecomparison method.