positive sequence meaning in English
正序的
Examples
- Positive sequence polyphase system
正序多相系统 - Positive sequence impedance
负序阻抗 - In order to improve the behavior of transformer protection that is incomplete at present in distinguishing magnetizing inrush current from fault current , the paper puts forward a kind of new principle of transformer differential protection after analyzing the characteristic of magnetizing inrush and active power consume of transformers . this protection uses differential protection based on positive sequence active power as a criterion to discriminate internal faults from magnetizing inrush , and ratio restraint differential current protection as a signal to touch off the protection
针对当前电力系统中变压器保护由于励磁涌流鉴别理论不完善而导致的误动率相对较高的问题，论文在分析了变压器励磁涌流特性和有功损耗的基础上，提出了用变压器正序有功功率差动作为区别励磁涌流和故障电流的判据，并以成熟的比率制动差流保护作为内外部故障判据的变压器主保护。 - On the analysis of the theory of instantaneous reactive power , the paper brings forward a new harmonic detection method based on multiple frequency transform . the detection theory of positive sequence harmonic and negative sequence harmonic is respectively proved in detail . the correlative concepts are defined and the simulation validates the feasibility of this method
本文在分析瞬时无功功率理论的基础上，提出了一种基于倍频旋转变换的谐波测量方法，分别针对正序和负序分量，从理论上证明了该方法能分离出单个的谐波，给出了相关量的定义，最后通过仿真验证了该方法的有效性。 - Abstract : applying the frequency - domain representation of the complex signals in a three - phase system , a harmonic detection method based on the in - phase correlation filtering was put forward in this paper , which can be used to detect effectively the generalized harmonics in the three - phase system except the fundamental of positive sequence
文摘:采用三相系统复信号的频域表示并根据频谱搬移原理，本文提出了一种基于同步相关滤波的谐波检测方法，可用于三相电路中除正序基波以外广义谐波的有效检测。