同时，并联系统需使用较大容量电感以抑制零序环流，这将显著降低并联系统的

At the same time, the parallel system needs to use a larger capacity inductor to suppress the zero sequence circulating current, which will significantly reduce the unit power density of the parallel system. <br>22 <br>According to the different control methods, the two parallel converters are divided into two modes: master-slave control [8]-[14] and centralized control [15]-[23]. <br>23 Under the <br>master-slave control mode, the parallel system has greater flexibility and plug-and-play characteristics.

At the same time, the parallel system needs to use a large capacity inductor to suppress the zero sequence circulating current, which will significantly reduce the unit power density of the parallel system.<br>twenty-two<br>According to different control modes, the two parallel converters are divided into master-slave control [8] - [14] and centralized control [15] - [23].<br>twenty-three<br>Under the master-slave control mode, the parallel system has greater flexibility and plug and play characteristics.

At the same time, the parallel system needs to use large capacity inductance to suppress the zero-sequence circulating current, which will significantly reduce the unit power density of the parallel system. Twenty-two According to different control modes, the two parallel converters are divided into master-slave control [8]-[14] and centralized control [15]-[23]. Twenty-three Under the master-slave control mode, the parallel system has great flexibility and plug-and-play characteristics.