Xun Gong Systems Manager, HEV/EV Traction Inverter 摘要 本技術(shù)白皮書探討了牽引逆變器的主要系統(tǒng)趨勢、架構(gòu)和技術(shù)。此外,還介紹了用于啟用牽引逆變器的器件和技術(shù),包括隔離、高壓域和低壓域技術(shù)。最后,本文檔重點介紹系統(tǒng)工程概念和設(shè)計,以縮短牽引逆變器的設(shè)計時間。 1 引言...........................................................................................................................................................................................2 2 架構(gòu)和趨勢................................................................................................................................................................................3 3 支持牽引逆變器的關(guān)鍵技術(shù).......................................................................................................................................................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(qū)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(zhuǎn)子位置感應(yīng)...........................................................................................................................................................................11 10 隔離式電壓和電流檢測..........................................................................................................................................................12 11 系統(tǒng)工程和參考設(shè)計..............................................................................................................................................................12 12 結(jié)論.......................................................................................................................................................................................13 13 參考文獻................................................................................................................................................................................1 下載全文: ![]() |