一、冷水機的作用是什么
冷(leng)(leng)(leng)(leng)水(shui)機(ji),又稱冷(leng)(leng)(leng)(leng)水(shui)機(ji)組、冷(leng)(leng)(leng)(leng)凍機(ji)、制(zhi)冷(leng)(leng)(leng)(leng)機(ji)組、冰水(shui)機(ji)組、冷(leng)(leng)(leng)(leng)卻設備(bei)等(deng),是一種能提供(gong)恒溫(wen)(wen)、恒流、恒壓的(de)冷(leng)(leng)(leng)(leng)卻水(shui)設備(bei),可(ke)以輸出比環境溫(wen)(wen)度低(di)的(de)冰水(shui),從而(er)起到直接冷(leng)(leng)(leng)(leng)卻或間接換熱(re)的(de)效(xiao)果,它的(de)作用(yong)(yong)(yong)主要是通過(guo)蒸汽(qi)壓縮或吸收式循環達到制(zhi)冷(leng)(leng)(leng)(leng)效(xiao)果,從而(er)對空(kong)氣或設備(bei)進行降溫(wen)(wen)處理,在(zai)各(ge)行各(ge)業都(dou)有應用(yong)(yong)(yong),比如電子工業會(hui)用(yong)(yong)(yong)冷(leng)(leng)(leng)(leng)水(shui)機(ji)穩定電子元(yuan)件內部在(zai)生(sheng)產線上的(de)分(fen)子結構,提高電子元(yuan)件的(de)合(he)格率;醫藥行業用(yong)(yong)(yong)冷(leng)(leng)(leng)(leng)水(shui)機(ji)控(kong)制(zhi)發酵藥品(pin)的(de)溫(wen)(wen)度等(deng)。
二、冷水機組多少錢一臺
冷水機組是工業領域常用的水冷卻設備,用于冷卻各種設備,許多行業都會用到冷凍機,因此冷水機的種類眾多,價格也各異,根據冷凍機種類、制冷量、制冷形式、設備參數、核心部件質量等因素的不同,冷凍機的價格從幾百元到上萬元不等,工業冷水機一般都要幾萬元左右,具體價格要看制冷量、出水溫度等設備參數。在挑選冷水機組的時候,要注意根據需求選擇合適的型號,通過有實力、有資質的冷水機品牌廠家進行購買。
三、冷水機組制冷原理
冷(leng)(leng)(leng)水機(ji)組(zu)用(yong)(yong)于給設備制(zhi)(zhi)冷(leng)(leng)(leng),一般由(you)壓(ya)縮機(ji)、蒸(zheng)發器(qi)、冷(leng)(leng)(leng)凝器(qi)、膨(peng)脹閥四(si)大核心(xin)部(bu)件組(zu)成(cheng),四(si)個(ge)部(bu)分通過管道進行連接,它(ta)的(de)工(gong)作(zuo)原(yuan)理是:冷(leng)(leng)(leng)水機(ji)利用(yong)(yong)制(zhi)(zhi)冷(leng)(leng)(leng)劑作(zuo)為制(zhi)(zhi)冷(leng)(leng)(leng)工(gong)質,制(zhi)(zhi)冷(leng)(leng)(leng)劑會在蒸(zheng)發器(qi)內(nei)吸收(shou)被冷(leng)(leng)(leng)卻物(wu)的(de)熱(re)量并汽(qi)化成(cheng)蒸(zheng)汽(qi),壓(ya)縮機(ji)不斷地將產生的(de)蒸(zheng)汽(qi)從(cong)蒸(zheng)發器(qi)中抽出,并進行壓(ya)縮,經壓(ya)縮后的(de)高(gao)溫(wen)、高(gao)壓(ya)蒸(zheng)汽(qi)被送到冷(leng)(leng)(leng)凝器(qi)后向(xiang)冷(leng)(leng)(leng)卻介質(如(ru)水、空(kong)氣等)放熱(re)冷(leng)(leng)(leng)凝成(cheng)高(gao)壓(ya)液體(ti),再(zai)經節流機(ji)構降壓(ya)后進入(ru)蒸(zheng)發器(qi),再(zai)次汽(qi)化,吸收(shou)被冷(leng)(leng)(leng)卻物(wu)體(ti)的(de)熱(re)量,如(ru)此周而(er)復始地循環,實現制(zhi)(zhi)冷(leng)(leng)(leng)效果。
四、冷水機維修常見故障
工(gong)業冷水(shui)機(ji)組的常見故(gu)(gu)障(zhang)(zhang)及維修(xiu)(xiu)(xiu)方(fang)法(fa)(fa)有:1、電(dian)源(yuan)(yuan)(yuan)正(zheng)常,整機(ji)不能(neng)運轉:故(gu)(gu)障(zhang)(zhang)原因:保險(xian)絲熔斷;逆(ni)(ni)向繼(ji)電(dian)器故(gu)(gu)障(zhang)(zhang)。排(pai)除(chu)方(fang)法(fa)(fa):更換(huan)(huan)(huan)(huan)備用(yong)保險(xian)絲;更換(huan)(huan)(huan)(huan)逆(ni)(ni)向繼(ji)電(dian)器。2、電(dian)源(yuan)(yuan)(yuan)開(kai)關(guan)(guan)跳(tiao)(tiao)脫:故(gu)(gu)障(zhang)(zhang)原因:電(dian)源(yuan)(yuan)(yuan)負載線路(lu)接地或(huo)(huo)短路(lu);壓(ya)(ya)縮機(ji)、泵(beng)浦(pu)、馬達(da)故(gu)(gu)障(zhang)(zhang)接地。排(pai)除(chu)方(fang)法(fa)(fa):換(huan)(huan)(huan)(huan)新(xin)處理(li);檢查后,如(ru)(ru)確(que)定(ding)故(gu)(gu)障(zhang)(zhang),更換(huan)(huan)(huan)(huan)或(huo)(huo)修(xiu)(xiu)(xiu)理(li)。3、逆(ni)(ni)相(xiang):故(gu)(gu)障(zhang)(zhang)原因:泵(beng)浦(pu)、壓(ya)(ya)縮機(ji)及風扇逆(ni)(ni)轉;缺相(xiang)。排(pai)除(chu)方(fang)法(fa)(fa):將電(dian)源(yuan)(yuan)(yuan)相(xiang)線中任意兩(liang)相(xiang)調換(huan)(huan)(huan)(huan);用(yong)萬用(yong)表測(ce)量三相(xiang)電(dian)源(yuan)(yuan)(yuan)是(shi)否正(zheng)常查看電(dian)源(yuan)(yuan)(yuan)線是(shi)否斷掉。4、散熱(re)不良(liang),故(gu)(gu)障(zhang)(zhang)指示燈(deng)亮:故(gu)(gu)障(zhang)(zhang)原因:高(gao)壓(ya)(ya)開(kai)關(guan)(guan)跳(tiao)(tiao)脫;高(gao)壓(ya)(ya)開(kai)關(guan)(guan)損壞。排(pai)除(chu)方(fang)法(fa)(fa):清潔冷凝器,空氣保持(chi)40℃以下(xia);更換(huan)(huan)(huan)(huan)新(xin)的壓(ya)(ya)力(li)開(kai)關(guan)(guan)。5、冷媒不足,故(gu)(gu)障(zhang)(zhang)指示燈(deng)亮:故(gu)(gu)障(zhang)(zhang)原因:冷媒不足低(di)壓(ya)(ya)跳(tiao)(tiao)脫;蒸發(fa)(fa)器結(jie)冰(bing);溫(wen)控器不準或(huo)(huo)傳感器失靈。排(pai)除(chu)方(fang)法(fa)(fa):查看膨脹水(shui)箱是(shi)否缺水(shui),循(xun)環泵(beng)浦(pu)是(shi)否運轉,待正(zheng)常后,手動復(fu)位(wei)低(di)壓(ya)(ya)開(kai)關(guan)(guan)或(huo)(huo)關(guan)(guan)機(ji)重啟;如(ru)(ru)蒸發(fa)(fa)器結(jie)冰(bing),請將冰(bing)水(shui)排(pai)出,再加溫(wen)水(shui),使(shi)冰(bing)溶化;溫(wen)控器問題換(huan)(huan)(huan)(huan)新(xin)或(huo)(huo)修(xiu)(xiu)(xiu)理(li)。