Based on analysis of the instantaneous reactive power theory of the harmonic current detection method, and applying the MATLAB simulation software construct the artificial circuit of harmonic current detecting and also study the effects upon low-pass filter to harmonic current detecting. 详细分析了基于瞬时无功功率理论的谐波电流检测方法,并利用MATLAB仿真软件建立谐波电流检测的仿真电路,研究了低通滤波器对谐波电流检测效果的影响。
Time-varying spectrum estimation and artificial non-stationary ground motion simulation via dyadic harmonic wavelet transform 基于离散谐小波变换的地震波时变谱估计及非平稳地震波人工合成
The realized methode is the artificial circuit. It can detect respectively or synthetically the harmonic current, reactive current and negative-sequence current. 所提出的检测方法用模拟电路加以实现,可对谐波电流、无功电流以及负序电流进行分别检测或综合检测。
On this basis a separation test is carried out on fine artificial ore samples in a laboratory shaking sluice with simple harmonic motion in order to verify the results of the theoretical analysis. 并进一步利用作简谐运动的实验室摇动溜槽进行细粒人工混合矿的分选试验,以验证理论分析所得的结果;