harmonic current短语⁹⁶⁶⁷⁷⁺⁶ 基本例句 谐波电流 As the basic principles of the APF described, a repetitive predictor based deadbeat control scheme is given to predict harmonic current. 对该 APF进行了理论分析,提出一种基于重复预测型观测器的无差拍控制方案。 dictall Conditions for the optimal third harmonic current injection are derived and the circuit structure is presented. 推导出三次谐波注入法的最佳注入条件,给出滤波电路的结构。 cnki