Simulation Analysis of Negative Phase Sequence Current of YN, vd Balance Transformer YN,vd平衡变压器负序仿真分析
The unbalanced degrees of current in primary winding under different load conditions are discussed, which are based on the general expressions of negative phase sequence current. 结合负序电流的通用表达式,讨论了在不同负荷条件下的原边电流不平衡度。
The Principle and Experiment of Advanced Static Var Generator Using Grate-Turn-Off ( GTO) Thyristor Study of reactive power and negative phase sequence power compensation in traction substation 新型GTO静止动态无功补偿电源(SVG)的原理和实验用静止无功补偿电源实现牵引变电所的综合补偿
Comparison Between the Negative Phase Sequence Capability of Turbogenerators and Hydrogenerators 汽轮发电机和水轮发电机负序能力的分析对比
The simply voltage, contact wires, locomotive transformer, main connection, phase marking, harmonics, negative phase sequence, power factor of locomotive station supplying power for electrical railway as well as the relationship between power supplier and user were introduced and discussed. 综合介绍并探讨了电铁牵引站供电电压、接触网、牵引变、主接线、相位标识、谐波、负序、功率因素以及供用电关系等若干方面的问题。
The criteria, algorithms and realization of several new types of microcomputer based protection are discussed in the paper, including two types of negative phase sequence directional power protection, second-harmonic current of exciting winding type and longitudinal zero-sequence voltage type, and single-element cross differential protection. 讨论了微机式新型转子二次谐波型负序功率方向保护、纵向零序电压型负序功率方向保护及单元件横差保护的判据、算法及有关实现方法。
Process Simulation and Application of Electric Power System Harmonic and Negative Phase Sequence 电力系统谐波、负序过程仿真及应用
Data Acquisition System for Generator Negative Phase sequence Testing 发电机负序能力试验数据采集系统
Study of reactive power and negative phase sequence power compensation in traction substation 用静止无功补偿电源实现牵引变电所的综合补偿
Furthermore, we considered phasor dynamics of values of negative sequence and zero sequence. Analysis of Unbalance Three-phase Circuit and a Practical Circuit for Judging Phase Sequence 对于发电机的负序和零序,采用了等值的电路模型并考虑了其中电压和电流的相量动态。一种相序判定方法分析及其实用电路