Xun Gong Systems Manager, HEV/EV Traction Inverter 摘要 本技術白皮書探討了牽引逆變器的主要系統趨勢、架構和技術。此外,還介紹了用于啟用牽引逆變器的器件和技術,包括隔離、高壓域和低壓域技術。最后,本文檔重點介紹系統工程概念和設計,以縮短牽引逆變器的設計時間。 1 引言...........................................................................................................................................................................................2 2 架構和趨勢................................................................................................................................................................................3 3 支持牽引逆變器的關鍵技術.......................................................................................................................................................4 4 微控制器....................................................................................................................................................................................5 4.1 Sitara 系列..........................................................................................................................................................................5 4.2 實時控制 MCU....................................................................................................................................................................6 5 隔離式柵極驅動器..................................................................................................................................................................... 7 6 低壓偏置電源............................................................................................................................................................................ 9 7 高壓偏置冗余電源................................................................................................................................................................... 10 8 直流鏈路有源放電................................................................................................................................................................... 10 9 轉子位置感應...........................................................................................................................................................................11 10 隔離式電壓和電流檢測..........................................................................................................................................................12 11 系統工程和參考設計..............................................................................................................................................................12 12 結論.......................................................................................................................................................................................13 13 參考文獻................................................................................................................................................................................1 下載全文: |