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螺桿式冷水機組幾大部件介紹

2023-12-08

1. 螺(luo)(luo)桿(gan)(gan)(gan)壓(ya)(ya)縮(suo)機:螺(luo)(luo)桿(gan)(gan)(gan)壓(ya)(ya)縮(suo)機是螺(luo)(luo)桿(gan)(gan)(gan)制(zhi)冷(leng)(leng)機制(zhi)冷(leng)(leng)機組中(zhong)的(de)(de)主要(yao)設備。螺(luo)(luo)桿(gan)(gan)(gan)壓(ya)(ya)縮(suo)機用于從蒸(zheng)發(fa)器(qi)中(zhong)吸收制(zhi)冷(leng)(leng)劑蒸(zheng)氣(qi),保證蒸(zheng)發(fa)器(qi)內有一定的(de)(de)蒸(zheng)發(fa)壓(ya)(ya)力,增加壓(ya)(ya)力,將低(di)壓(ya)(ya)低(di)溫(wen)的(de)(de)制(zhi)冷(leng)(leng)劑蒸(zheng)氣(qi)壓(ya)(ya)縮(suo)成高壓(ya)(ya)高溫(wen)的(de)(de)過(guo)熱(re)蒸(zheng)氣(qi),為更高溫(wen)度下的(de)(de)凝(ning)結創造(zao)條件(jian),輸送(song)和驅動制(zhi)冷(leng)(leng)劑在系統內流動,完成制(zhi)冷(leng)(leng)循環。

2. 蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)(qi):蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)(qi)是(shi)一種熱(re)交換(huan)設備(bei),通過制冷(leng)劑液體(ti)(ti)的(de)(de)蒸(zheng)(zheng)發(fa)(fa)(fa)吸收冷(leng)卻介質的(de)(de)熱(re)量。它(ta)在(zai)制冷(leng)系統中的(de)(de)作(zuo)用(yong)是(shi)吸收熱(re)量。為了保(bao)證(zheng)蒸(zheng)(zheng)發(fa)(fa)(fa)過程能(neng)夠穩(wen)定、持久(jiu)地進行,需要用(yong)螺桿壓縮機連續泵送蒸(zheng)(zheng)發(fa)(fa)(fa)氣體(ti)(ti),以保(bao)持一定的(de)(de)蒸(zheng)(zheng)發(fa)(fa)(fa)壓力。

3.儲(chu)液(ye)器(qi)(qi):儲(chu)液(ye)器(qi)(qi)安裝在冷(leng)凝器(qi)(qi)后面(mian),與冷(leng)凝器(qi)(qi)的(de)(de)排液(ye)管直接連接。冷(leng)凝器(qi)(qi)的(de)(de)冷(leng)媒液(ye)應暢通無阻(zu)地流入液(ye)庫,以充分利(li)用(yong)冷(leng)凝器(qi)(qi)的(de)(de)冷(leng)卻面(mian)積。另一方面(mian),當蒸發器(qi)(qi)的(de)(de)熱負荷(he)發生變(bian)化時,對制(zhi)冷(leng)劑液(ye)體的(de)(de)需(xu)求也會發生變(bian)化,液(ye)體接收器(qi)(qi)起到調節和儲(chu)存制(zhi)冷(leng)劑的(de)(de)作用(yong)。

4. 冷(leng)(leng)(leng)凝器(qi):在制(zhi)(zhi)冷(leng)(leng)(leng)過(guo)程(cheng)中(zhong),冷(leng)(leng)(leng)凝器(qi)起著輸出熱(re)(re)能和冷(leng)(leng)(leng)凝制(zhi)(zhi)冷(leng)(leng)(leng)劑的作(zuo)用。螺桿壓(ya)(ya)縮機排(pai)出的高(gao)壓(ya)(ya)過(guo)熱(re)(re)蒸(zheng)汽(qi)進(jin)入冷(leng)(leng)(leng)凝器(qi)后(hou),將工作(zuo)過(guo)程(cheng)中(zhong)吸(xi)(xi)收的熱(re)(re)量,包括蒸(zheng)發器(qi)、制(zhi)(zhi)冷(leng)(leng)(leng)壓(ya)(ya)縮機和管道中(zhong)吸(xi)(xi)收的熱(re)(re)量,全(quan)部(bu)轉移到周圍介質中(zhong)帶走;制(zhi)(zhi)冷(leng)(leng)(leng)劑高(gao)壓(ya)(ya)過(guo)熱(re)(re)蒸(zheng)汽(qi)重新(xin)冷(leng)(leng)(leng)凝成(cheng)液體(ti)。

5. 干式過濾器:專業冷(leng)(leng)(leng)水機(ji)組(zu)廠家表示(shi),一(yi)定要(yao)防止水和(he)污垢(gou)進入(ru)水冷(leng)(leng)(leng)式螺(luo)桿式冷(leng)(leng)(leng)水機(ji)組(zu)的制冷(leng)(leng)(leng)循(xun)環。如果不徹底清除系統(tong)中的水,當制冷(leng)(leng)(leng)劑通(tong)過節流閥(fa)時,有時會由于壓力和(he)溫度的下(xia)降,水會凝固成冰(bing),堵塞通(tong)道(dao),影響制冷(leng)(leng)(leng)裝置的正常(chang)運(yun)行。因此,干燥過濾器必須安裝在冷(leng)(leng)(leng)水機(ji)的制冷(leng)(leng)(leng)系統(tong)中。

6. 熱膨脹(zhang)閥(fa):熱膨脹(zhang)閥(fa)不僅是(shi)(shi)冷(leng)(leng)水機制(zhi)冷(leng)(leng)系統(tong)中(zhong)的流量調節(jie)閥(fa),也是(shi)(shi)制(zhi)冷(leng)(leng)設備中(zhong)的節(jie)流閥(fa)。安(an)裝在(zai)(zai)制(zhi)冷(leng)(leng)設備中(zhong)的干燥過濾(lv)器(qi)和蒸發器(qi)之間(jian),其感溫包(bao)(bao)包(bao)(bao)裹在(zai)(zai)蒸發器(qi)出口處。主要作(zuo)用是(shi)(shi)在(zai)(zai)高壓常溫制(zhi)冷(leng)(leng)劑液(ye)體流經熱膨脹(zhang)閥(fa)時,降低(di)其壓力,變成低(di)溫低(di)壓制(zhi)冷(leng)(leng)劑的濕蒸汽,進入蒸發器(qi),在(zai)(zai)蒸發器(qi)內(nei)汽化(hua)吸熱,從而達到冷(leng)(leng)卻的目的。