什么叫做:
直(zhi)(zhi)(zhi)流(liu)鏈(lian)(lian)(DC-link)支(zhi)(zhi)撐電(dian)容器(qi)是用(yong)來支(zhi)(zhi)撐一個(ge)直(zhi)(zhi)(zhi)流(liu)網絡的(de)(de)(de),整(zheng)流(liu)電(dian)路直(zhi)(zhi)(zhi)接輸出(chu)的(de)(de)(de)直(zhi)(zhi)(zhi)流(liu)電(dian)有點類似(si)饅頭波(bo)(bo),有直(zhi)(zhi)(zhi)流(liu)支(zhi)(zhi)撐電(dian)容器(qi)的(de)(de)(de)電(dian)路波(bo)(bo)動(dong)(dong)就會(hui)(hui)得(de)到改善,而且(qie)直(zhi)(zhi)(zhi)流(liu)鏈(lian)(lian)路撐電(dian)容器(qi)的(de)(de)(de)容值(zhi)越(yue)大,直(zhi)(zhi)(zhi)流(liu)母線電(dian)壓波(bo)(bo)動(dong)(dong)就越(yue)小。并且(qie)當負載有周期性(xing)的(de)(de)(de)峰值(zhi)電(dian)流(liu)需(xu)求時(shi),支(zhi)(zhi)撐電(dian)容器(qi)會(hui)(hui)短暫地提供大電(dian)流(liu)來維(wei)持輸出(chu)的(de)(de)(de)穩定。
說白了直流支撐電容(rong)器(qi)兼具了濾(lv)波電容(rong)(平(ping)滑波形)和儲能電容(rong)(提供暫態大電流需求)的功(gong)效。