逆變器總成逆變器作用就是把(ba)直流(liu)電(dian)變換為交流(liu)電(dian),逆變器主(zhu)流(liu)有2種連接方式:
1、直接連在汽(qi)車電瓶上,功率較高,可(ke)以為(wei)更多大(da)功率用電器使用,缺點(dian)是風險(xian)比較大(da);
2、通過點煙(yan)器(qi)(qi)(qi)電(dian)(dian)源轉(zhuan)換,輸(shu)(shu)出(chu)(chu)功(gong)(gong)率比(bi)較小,但也(ye)足夠(gou)大(da)多數小型電(dian)(dian)器(qi)(qi)(qi)使(shi)用。逆(ni)變器(qi)(qi)(qi)是把直流電(dian)(dian)能(電(dian)(dian)池(chi)、蓄(xu)電(dian)(dian)瓶)轉(zhuan)變成交流電(dian)(dian)(一般為220V,50Hz正弦波),其由逆(ni)變橋、控制邏輯和濾波電(dian)(dian)路組成。逆(ni)變器(qi)(qi)(qi)在工(gong)作時(shi)其本身也(ye)要消耗(hao)一部分電(dian)(dian)力,因此輸(shu)(shu)入(ru)功(gong)(gong)率要大(da)于其輸(shu)(shu)出(chu)(chu)功(gong)(gong)率。逆(ni)變器(qi)(qi)(qi)的效率即是逆(ni)變器(qi)(qi)(qi)輸(shu)(shu)出(chu)(chu)功(gong)(gong)率與輸(shu)(shu)入(ru)功(gong)(gong)率之比(bi),即逆(ni)變器(qi)(qi)(qi)效率為輸(shu)(shu)出(chu)(chu)功(gong)(gong)率比(bi)上輸(shu)(shu)入(ru)功(gong)(gong)率。
需(xu)要(yao)的(de)(de)(de)是(shi)狠辣的(de)(de)(de)外形,敏捷(jie)的(de)(de)(de)加(jia)速(su),凌厲的(de)(de)(de)操控.日產的(de)(de)(de)工程師們懷著(zhu)這信念尾部擴散器(qi)設計得到改良,可(ke)以使氣(qi)流(liu)更加(jia)快(kuai)速(su)的(de)(de)(de)從車底(di)流(liu)出(chu)。后保險杠下(xia)部兩側新增的(de)(de)(de)導流(liu)孔目的(de)(de)(de)是(shi)將氣(qi)流(liu)引(yin)入,幫助提升后剎車系統的(de)(de)(de)冷卻效率。另(ling)外一些(xie)一目了(le)然(ran)的(de)(de)(de)變化就是(shi)新車采(cai)用(yong)了(le)直徑更大的(de)(de)(de)排(pai)氣(qi)管。而(er)這些(xie)在我(wo)們看來還只算得上是(shi)一些(xie)裝飾。
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