...键词：三相电能表；正相序；逆相序；矢量图；相序检测 [gap=991]Key words: Three-phase power meter; Positive phase sequence; Reverse phase sequence; Arrow diagram; Phase-sequence detection ...
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正相序电阻 positive phase sequence resistance
正相序分量电压表 positive-phase-sequence component voltmeter
正相序分量电流表 positive-phase-sequence component ammeter ; sequence component ammeter
正相序继电器 [电] positive phase sequence relay
正相序分量 positive phasee-sequence component
电压正相序 Ua-Ub-Uc
正相序电抗 positive phase sequence reactance ; positive phase-sequence reactance
正相序和负相序分量 Positive and negative sequence component
正确相序 correct phase sequence
考虑到三相电压或多或少有些不平衡，提出了一种新的基于正序基波电压合成相量的发电机并网条件核算法。
Considering the imbalance of three phase voltages, a new arithmetic which verifies the generator paralleling based on the synthetic phasor of positive sequence fundamental voltage is proposed.
在典型的六相输电系统中，半正序、半零序和半负序故障分量不受系统阻抗变化的影响。
In typical six-phase transmission system, half positive sequence, half zero sequence and half negative sequence fault components are independent of the variance of system impedance.
论述了利用瞬时无功功率理论从三相不对称电流中正确检测出三相正序有功电流，并用计算出的指令电流对系统进行补偿的原理。
Based on the instantaneous reactive power theory the method correctly detects the active positive-ord current from unsymmetrical currents and applies calculated command current to compensate system.
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