Two proposed detection methods are tested and compared in single-phase system simulation and harmonic compensation control simulation of three-phase filter system. 对两种算法进行观测比较,并且在配电网单相系统仿真及三相滤波器(TPF)系统的谐波补偿控制仿真中对两算法进行检验。
Finally the adaptive detection method of harmonic and reactive current based on fuzzy optimization is applied in simulation of three-phase filter system, and the simulation results have shown that the proposed method is correct and effective. 2. 最后对模糊自适应谐波与无功电流检测方法进行仿真研究,仿真结果显示了所提方法的正确性和有效性。
Contrast analysis showed that the harmonic currents, compared to two-phase filters, may decrease by 49.74 % in maximum and 27.42 % in the average if the new three-phase filter is adopted. 对比分析表明,与两相滤波器相比,采用新型三相滤波器(TPF)时,谐波电流的最大值可以降低49.74%,平均值可以降低27.42%。
In order to release the switching loss of three-phase active power filter and realize the flexible compensation, this paper improves traditional PWM control mode. 为了降低有源电力滤波器的开关损耗,实现灵活补偿,对现有的PWM控制技术进行了改进。
Research of Four-wire Three-phase Active Power Filter based on Fuzzy-PI Control Dynamic model of 3-RRR parallel mechanism for parameter identification 模糊PI控制三相四开关并联型APF研究3-RRR并联机构动力学参数辨识模型