1) Positive and negative sequence voltage
正序和负序电压
2) negative sequence voltage
负序电压
1.
The phase-shift control method of negative sequence voltage phase-shift impedance relay and working performance of phase-shift polarization are analyzed on the basis of forming principle of ground impedance relay adaptive action criterion and adaptive impedance relay characteristic of negative-se.
根据接地阻抗继电器自适应动作判据的构成原则,在分析了负序电压极化的自适应阻抗继电器动作特性的基础上,分析了负序电压移相极化阻抗继电器的移相控制方法、移相极化的工作性能。
2.
Application of four-circuit segment clearly decreased negative sequence voltage along the line.
利用ATP-EMTP和MATLAB对广东省第一条500kV同塔四回线路——500kV狮洋至五邑线路的电气不平衡度进行了研究,计算结果表明,狮五线双回路段采用逆相序布置时,不换位时的电气不平衡度指标可以满足规程要求,四回路段的插入可以改善沿线的负序电压不平衡度。
3) negative-sequence voltage
负序电压
1.
Voltage parameters (such as: voltage, deviation, harmonic voltage, negative-sequence voltage etc.
电压指标(如电压偏差、谐波电压、负序电压等)除了和用户负荷有关外,还和电网阻抗有关。
4) positive sequence voltage
正序电压
1.
To address the problem of zero sequence direction relay’s non-operating under the zero sequence voltage’s threshold, a new method of phase comparison is presented by using positive sequence voltage instead of zero sequence voltage.
针对上述问题,文中系统阐述了各种不对称接地故障下,系统各点故障前后正序电压的相位偏差、过渡电阻对各序分量相位的影响、正序与零序电压间最大相位偏差、送端与受端功角对该相位差的影响等,并据此提出了零压不够时采用正序电压代替零序电压进行比相的补充方案。
5) Positive and negtive current
正序、负序电流
6) positive and negative sequence current
正负序电流
1.
The positive and negative sequence current separate control strategy is utilized.
基于这种方法,设计了正负序电流独立控制的功率平衡控制策略。
2.
Generalized integrator was used to realize static error free tracking control of positive and negative sequence current under two-phase static coordinate.
并采用广义积分器原理实现对三相电流在两相静止坐标下的控制,实现了正负序电流的无静差跟踪控制。
补充资料：正序
1.谓五行相生的顺序。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条