A Research on Power Decoupled Quadruple-Active-Bridge Converter Adopting Multiple Transformers for DC Distribution System

??? ???????????? ????????? ???????????? ???????????? ????????? ????????? ?????? ??? ?????? ????????? ????????? ????????? ??? ?????? Quadruple-Active-Bridge(QAB) ???????????? ????????????. ?????? QAB ???????????? ?????? ???????????? ???????????? ????????? ????????? ?????? ????????? ?????? ????????? ????????? ????????????. ????????? ?????? ??????????????? ?????? ??? ?????? ??????????????? ???????????? ?????? ?????? ????????? ?????? ??????????????? ??????????????? ????????? ????????? ????????? ????????????, ????????? ?????? ????????? ?????? ????????? ????????? ???????????? ????????? ??????. ????????? ???????????? ??????????????? ??? ???????????? ????????? ?????? ???????????? ????????? ???????????? ?????? ???????????? ????????? ????????????. ????????? ????????? ?????? ????????? ???????????? ???????????? ?????? ?????? ?????? ????????? ?????? ????????? ????????? ????????? ??? ??????. ????????? ???????????? ????????? ???????????? ?????? QAB ?????? ?????? ???????????? ????????? ??????. ????????? ???????????? ?????? ??? ?????? ??????????????? ?????? ????????? ?????? ??????????????? ????????????. ????????? ?????? ??????????????? 3 kW??? ???????????? ?????? ?????? ?????? ?????? ??? ?????? ??????????????? ????????????