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- positive sequence component 正序分量
- Adaptive Detecting Method for Fundamental Positive Sequence, Negative Sequence Components and Harmonic Components Based on Space Vector 空间矢量法自适应检测基波正负序及谐波分量
- STUDY AND SIMULATION OF REAL-TIME DETECTING METHOD FOR FUNDAMENTAL POSITIVE SEQUENCE, NEGATIVE SEQUENCE COMPONENTS AND HARMONIC COMPONENTS BASED ON SPACE VECTOR 基于空间矢量的基波正序、负序分量及谐波分量的实时检测方法
- The resulting current reference equals to the difference between the instantaneous current of nonlinear load and its fundamental positive sequence active component. 所求得的补偿电流指令为非线性负载电流中除了基波正序有功分量之外的全部电流分量。
- So a new control strategy is proposed to detect and suppress the influence of zero sequence component injected by DVR. 为此 ,提出了新的控制策略 ,该控制策略通过检测并消除指令中的零序分量 ,以破坏无零序电流回路系统的零序电压正反馈条件 ,消除 DVR注入零序电压的不良影响。
- In fault state, a double circuit transmission line can he decoupled into common sequence component network and differential sequence component network. 由于并联电抗器的安装,直接测取双回线两端母线处的电压及线路流过的电流进行测距,必然会引起误差。
- The pulse steering circuit so designed solves fairly well the transition between positive sequence and negative sequence. 所设计的脉冲导向电路较好地解决顺序与逆序互相之间的过渡问题。
- Considering the characteristics of shunt reactors, this paper proposes an accurate fault location algorithm based on differential sequence component network, which only uses the currents at two terminals of a transmission line. 采用基于反序网的双端量算法进行故障测距,并根据并联电抗器的特点消除其影响。
- A phase A fundamental positive sequence voltage selected unit based on LPF substitutes for the original ip-iq PLL to ensure exact voltage of A phase is selected even in case of imbalance three phase voltage. 并采用一种新颖的基于低通滤波的A相正序电压提取单元来代替原始的ip-iq检测法的PLL锁相环,在三相电压畸变情况下仍可以正确提取A相正序电压,以精确检测出谐波和无功电流。
- The positive sequence and negative sequence currents of the fault phase are analyzed , the mathematical model of stable fault character of stator winding's inter-tttm short circuit are built. 基于复合序网对一台大型汽轮发电机并列运行时匝间短路的故障量进行计算,将特征数据输入神经网络进行识别。
- 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. 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。
- active negative sequence component disturbance 有源负序扰动
- There is positive proof that he did it. 有确切的证据证明他做了此事。
- sequence component decomposition 序分解
- negative-phase sequence component ammeter 反相序分量电流表
- negative-phase sequence component voltmeter 反相序分量电压表
- AR models are built up for positioning sequence based on "sliding window" method.Measuring variance is evaluated through RLS method based on forgetting factor. 基于“滑动窗”处理方法对定位序列建立AR模型,采用遗忘因子递推最小二乘法估计出测量方差。
- negative-phase sequence component 反相序分量
- additional positive sequence network 正序附加网络
- Absolute Positive Sequence Phase Angle 绝对正序相角