分析了基于双电压合成的矩阵变换器。提出了参考输入电压的概念，并用其对双电压合成矩阵变换器进行了两点改进：一是实现了无功功率的正负调节；二是改善了在非对称输入电压情况下的输入电流波形。仿真结果验证了理论分析的正确性。The matrix converter based on double input line－to－line voltage synthesis is analyzed．A conceptof reference input voltage is proposed．By this concept，the matrix converter is modified in the follows，the adjustable reactive power from positive to negative is realized and the input current waves under input voltages unbalanced are improved．The validity is verified by simulation． 关键词： 矩阵变换器无功功率控制输入电流消谐 | 全部关键词 具体请参考
