汽車空(kong)(kong)調(diao)系統(tong)有兩個(ge)主要的(de)(de)空(kong)(kong)調(diao)管(guan)(guan),一根是(shi)(shi)從蒸發器(qi)到壓縮機的(de)(de)低壓管(guan)(guan),另(ling)外一根是(shi)(shi)從冷(leng)凝器(qi)到蒸發器(qi)的(de)(de)高壓管(guan)(guan)。包裹這兩根空(kong)(kong)調(diao)管(guan)(guan)可(ke)(ke)以(yi)提高空(kong)(kong)調(diao)系統(tong)的(de)(de)制冷(leng)性(xing)能嗎?答案是(shi)(shi)肯定(ding)的(de)(de),但是(shi)(shi)包裹的(de)(de)方法和位置(zhi)是(shi)(shi)很(hen)有講究。如(ru)果包裹不(bu)當,可(ke)(ke)能會起到相(xiang)反的(de)(de)效果。
汽車空調原理:壓(ya)(ya)(ya)縮機(ji)(ji)往往是(shi)安(an)裝(zhuang)在(zai)發(fa)(fa)動(dong)機(ji)(ji)上,并用皮(pi)帶(dai)驅動(dong)(也有直(zhi)接驅動(dong)的(de)(de)(de)(de)),冷(leng)凝(ning)器(qi)(qi)(qi)(qi)安(an)裝(zhuang)在(zai)汽車散(san)熱(re)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)前方,而蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi)在(zai)車里面,工(gong)作(zuo)時從蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi)出(chu)來的(de)(de)(de)(de)低壓(ya)(ya)(ya)氣態致(zhi)冷(leng)劑(ji)流(liu)(liu)(liu)經(jing)(jing)壓(ya)(ya)(ya)縮機(ji)(ji)變(bian)成高(gao)壓(ya)(ya)(ya)高(gao)溫(wen)氣體,經(jing)(jing)過(guo)(guo)冷(leng)凝(ning)器(qi)(qi)(qi)(qi)散(san)熱(re)管降(jiang)溫(wen)冷(leng)卻(que)變(bian)成高(gao)壓(ya)(ya)(ya)低溫(wen)的(de)(de)(de)(de)液(ye)體,再經(jing)(jing)過(guo)(guo)貯液(ye)干燥器(qi)(qi)(qi)(qi)除濕(shi)與緩沖,然后以較穩定(ding)的(de)(de)(de)(de)壓(ya)(ya)(ya)力和(he)流(liu)(liu)(liu)量(liang)流(liu)(liu)(liu)向膨脹閥,經(jing)(jing)節流(liu)(liu)(liu)和(he)降(jiang)壓(ya)(ya)(ya)最(zui)后流(liu)(liu)(liu)向蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi)。致(zhi)冷(leng)劑(ji)一(yi)遇低壓(ya)(ya)(ya)環(huan)(huan)境(jing)即(ji)蒸(zheng)(zheng)(zheng)發(fa)(fa),吸收(shou)大量(liang)熱(re)能。車廂(xiang)內的(de)(de)(de)(de)空氣不斷流(liu)(liu)(liu)經(jing)(jing)蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi),車廂(xiang)內溫(wen)度也就因此(ci)降(jiang)低。液(ye)態致(zhi)冷(leng)劑(ji)流(liu)(liu)(liu)經(jing)(jing)蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi)后再次(ci)變(bian)成低壓(ya)(ya)(ya)氣體,又(you)重(zhong)新被吸入壓(ya)(ya)(ya)縮機(ji)(ji)進(jin)行下一(yi)次(ci)的(de)(de)(de)(de)循環(huan)(huan)工(gong)作(zuo)。在(zai)整(zheng)個系(xi)統中(zhong),膨脹閥是(shi)控制致(zhi)冷(leng)劑(ji)進(jin)入蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi)的(de)(de)(de)(de)機(ji)(ji)關,致(zhi)冷(leng)劑(ji)進(jin)入蒸(zheng)(zheng)(zheng)發(fa)(fa)器(qi)(qi)(qi)(qi)太多就不易蒸(zheng)(zheng)(zheng)發(fa)(fa)而太少冷(leng)氣又(you)會不夠,因此(ci)膨脹閥是(shi)調節中(zhong)樞。而壓(ya)(ya)(ya)縮機(ji)(ji)是(shi)系(xi)統的(de)(de)(de)(de)心臟(zang),系(xi)統循環(huan)(huan)的(de)(de)(de)(de)動(dong)力源泉。
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