空(kong)(kong)調(diao)低(di)壓(ya)(ya)(ya)(ya)(ya)管(guan)。空(kong)(kong)調(diao)的(de)(de)(de)(de)(de)工作原(yuan)理是(shi):通(tong)(tong)過制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)在(zai)(zai)(zai)液(ye)態(tai)(tai)(tai)(tai)和(he)氣(qi)(qi)態(tai)(tai)(tai)(tai)兩(liang)種狀態(tai)(tai)(tai)(tai)下不(bu)(bu)斷地轉(zhuan)換實現制(zhi)冷(leng)(leng)(leng)(leng)的(de)(de)(de)(de)(de)目的(de)(de)(de)(de)(de)。制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)在(zai)(zai)(zai)常(chang)溫和(he)正常(chang)氣(qi)(qi)壓(ya)(ya)(ya)(ya)(ya)下是(shi)以氣(qi)(qi)態(tai)(tai)(tai)(tai)形式存(cun)在(zai)(zai)(zai),要(yao)把氣(qi)(qi)態(tai)(tai)(tai)(tai)的(de)(de)(de)(de)(de)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)轉(zhuan)變(bian)為液(ye)態(tai)(tai)(tai)(tai)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)就(jiu)(jiu)需(xu)要(yao)通(tong)(tong)過壓(ya)(ya)(ya)(ya)(ya)縮機對氣(qi)(qi)態(tai)(tai)(tai)(tai)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)進(jin)行加(jia)壓(ya)(ya)(ya)(ya)(ya)使(shi)之(zhi)成為液(ye)態(tai)(tai)(tai)(tai)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji),液(ye)態(tai)(tai)(tai)(tai)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)通(tong)(tong)過高壓(ya)(ya)(ya)(ya)(ya)管(guan)(細(xi)管(guan))流向駕(jia)駛(shi)(shi)(shi)室(shi)內的(de)(de)(de)(de)(de)膨(peng)脹閥。而駕(jia)駛(shi)(shi)(shi)室(shi)內空(kong)(kong)調(diao)蒸(zheng)發(fa)器(qi)的(de)(de)(de)(de)(de)管(guan)路直徑變(bian)粗,這(zhe)時進(jin)入(ru)蒸(zheng)發(fa)器(qi)的(de)(de)(de)(de)(de)液(ye)態(tai)(tai)(tai)(tai)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)迅速膨(peng)脹并(bing)逐步氣(qi)(qi)化,在(zai)(zai)(zai)這(zhe)一轉(zhuan)換過程中制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)需(xu)要(yao)吸(xi)收大(da)量的(de)(de)(de)(de)(de)熱(re)(re)(re)能,而這(zhe)個熱(re)(re)(re)能就(jiu)(jiu)是(shi)來自(zi)被吸(xi)入(ru)駕(jia)駛(shi)(shi)(shi)室(shi)的(de)(de)(de)(de)(de)空(kong)(kong)氣(qi)(qi)熱(re)(re)(re)量,被吸(xi)收熱(re)(re)(re)能的(de)(de)(de)(de)(de)空(kong)(kong)氣(qi)(qi)溫度降低(di)后,又被駕(jia)駛(shi)(shi)(shi)室(shi)內的(de)(de)(de)(de)(de)風扇(shan)吹回駕(jia)駛(shi)(shi)(shi)室(shi),駕(jia)駛(shi)(shi)(shi)室(shi)內的(de)(de)(de)(de)(de)空(kong)(kong)氣(qi)(qi)在(zai)(zai)(zai)不(bu)(bu)斷地經(jing)過室(shi)內機進(jin)行循環(huan),不(bu)(bu)斷地不(bu)(bu)吸(xi)收熱(re)(re)(re)能使(shi)得駕(jia)駛(shi)(shi)(shi)室(shi)內的(de)(de)(de)(de)(de)溫度逐漸的(de)(de)(de)(de)(de)降低(di)。同時已(yi)經(jing)氣(qi)(qi)化的(de)(de)(de)(de)(de)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)通(tong)(tong)過低(di)壓(ya)(ya)(ya)(ya)(ya)管(guan)(粗管(guan))被壓(ya)(ya)(ya)(ya)(ya)縮機再吸(xi)入(ru)到壓(ya)(ya)(ya)(ya)(ya)縮機進(jin)行壓(ya)(ya)(ya)(ya)(ya)縮,在(zai)(zai)(zai)壓(ya)(ya)(ya)(ya)(ya)縮的(de)(de)(de)(de)(de)過程中釋(shi)放出熱(re)(re)(re)能,形成液(ye)態(tai)(tai)(tai)(tai)制(zhi)冷(leng)(leng)(leng)(leng)劑(ji)。循環(huan)往(wang)復就(jiu)(jiu)是(shi)汽車(che)空(kong)(kong)調(diao)的(de)(de)(de)(de)(de)工作原(yuan)理和(he)為什么要(yao)有高壓(ya)(ya)(ya)(ya)(ya)管(guan)和(he)低(di)壓(ya)(ya)(ya)(ya)(ya)管(guan)的(de)(de)(de)(de)(de)原(yuan)因。
1,包裹低壓管是否有效果?
汽車空調的低壓管只是起一個輸送氣化后的冷媒的作用,對整個系統的冷卻作用很小,注意是很小,不是沒有,效果肯定是有的,因為最起碼可以把輸送回去的氣體溫度降低,從而起到降低壓縮機負擔(壓縮機壓縮這些氣體是要放出大量的熱的,大量的熱要通過冷凝器散發出去,當然是進氣的溫度越低越好)的作用。結論是有用,但作用不大。
2,是否對壓縮機有損害?
這個如果看紅色文字的描述,確實有點可怕,但是實際情況是不會輕易發生液擊的,我們知道,保溫無非就是起一個降低或者說減少周邊包括發動機熱量對低壓管內氣體的加熱的作用,進入低壓管的冷媒都是氣體,一般不會有液態的冷媒流過的,但是,在特殊情況下,包裹低壓管可能會對壓縮機產生影響,主要是,冷媒過多的情況下,整個空調系統壓力過大的情況。
3.汽車空調低壓的作用是檢測系統壓力是否正常,在壓力超出允許范圍時,壓力開關動作,并將異常信號傳給CPU,CPU處理后會停止制冷系統的工作,并將故障顯示出來。
寶(bao)駿(jun)E200是(shi)上汽(qi)通用(yong)五(wu)菱旗(qi)下寶(bao)駿(jun)品牌在2018年9月(yue)推出(chu)的純電車(che)型,2019年4月(yue),寶(bao)駿(jun)E200推出(chu)綜合工況(kuang)(NEDC)續航里程為250km的新車(che)型,分(fen)別為智(zhi)行版和(he)智(zhi)享(xiang)版,進一步滿(man)足家庭出(chu)行實際需(xu)求。2019年9月(yue)2日,寶(bao)駿(jun)E200正式全國(guo)上市
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