一、冷水機的作用是什么
冷(leng)(leng)(leng)水(shui)機(ji)(ji)(ji),又(you)稱冷(leng)(leng)(leng)水(shui)機(ji)(ji)(ji)組、冷(leng)(leng)(leng)凍機(ji)(ji)(ji)、制(zhi)(zhi)冷(leng)(leng)(leng)機(ji)(ji)(ji)組、冰水(shui)機(ji)(ji)(ji)組、冷(leng)(leng)(leng)卻(que)設(she)備(bei)等(deng),是(shi)一種能提(ti)供恒溫(wen)、恒流(liu)、恒壓(ya)的(de)冷(leng)(leng)(leng)卻(que)水(shui)設(she)備(bei),可以輸出比環境溫(wen)度低的(de)冰水(shui),從(cong)而起(qi)到直接(jie)冷(leng)(leng)(leng)卻(que)或間(jian)接(jie)換熱(re)的(de)效果(guo),它的(de)作用主要是(shi)通過蒸(zheng)汽壓(ya)縮或吸收式循環達到制(zhi)(zhi)冷(leng)(leng)(leng)效果(guo),從(cong)而對(dui)空氣(qi)或設(she)備(bei)進行(xing)降溫(wen)處(chu)理(li),在各行(xing)各業(ye)都有(you)應(ying)用,比如電(dian)子工業(ye)會用冷(leng)(leng)(leng)水(shui)機(ji)(ji)(ji)穩(wen)定電(dian)子元件內部在生產線(xian)上(shang)的(de)分子結(jie)構(gou),提(ti)高電(dian)子元件的(de)合格率;醫藥(yao)(yao)行(xing)業(ye)用冷(leng)(leng)(leng)水(shui)機(ji)(ji)(ji)控制(zhi)(zhi)發酵藥(yao)(yao)品的(de)溫(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)(leng)水(shui)(shui)機組用(yong)于給設(she)備制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng),一(yi)般由壓縮(suo)機、蒸(zheng)(zheng)發器(qi)、冷(leng)(leng)(leng)(leng)凝(ning)器(qi)、膨脹閥(fa)四大核心部件組成,四個部分通過管道進行(xing)連接(jie),它的(de)工作原(yuan)理(li)是:冷(leng)(leng)(leng)(leng)水(shui)(shui)機利用(yong)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)劑作為制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)工質,制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)劑會在蒸(zheng)(zheng)發器(qi)內(nei)吸收被(bei)冷(leng)(leng)(leng)(leng)卻(que)物的(de)熱(re)量并汽(qi)化(hua)成蒸(zheng)(zheng)汽(qi),壓縮(suo)機不(bu)斷地將產(chan)生的(de)蒸(zheng)(zheng)汽(qi)從蒸(zheng)(zheng)發器(qi)中(zhong)抽出(chu),并進行(xing)壓縮(suo),經壓縮(suo)后的(de)高溫、高壓蒸(zheng)(zheng)汽(qi)被(bei)送到冷(leng)(leng)(leng)(leng)凝(ning)器(qi)后向冷(leng)(leng)(leng)(leng)卻(que)介(jie)質(如水(shui)(shui)、空氣(qi)等)放熱(re)冷(leng)(leng)(leng)(leng)凝(ning)成高壓液體(ti),再(zai)(zai)經節流機構(gou)降壓后進入蒸(zheng)(zheng)發器(qi),再(zai)(zai)次汽(qi)化(hua),吸收被(bei)冷(leng)(leng)(leng)(leng)卻(que)物體(ti)的(de)熱(re)量,如此周而(er)復始(shi)地循環,實現制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)效果。
四、冷水機維修常見故障
工業冷水(shui)機(ji)組的(de)常見(jian)故(gu)(gu)障(zhang)及維(wei)修(xiu)方(fang)法(fa)有:1、電(dian)(dian)源(yuan)(yuan)正常,整機(ji)不能運轉:故(gu)(gu)障(zhang)原因:保險絲熔斷;逆(ni)向(xiang)繼電(dian)(dian)器(qi)(qi)故(gu)(gu)障(zhang)。排除方(fang)法(fa):更(geng)(geng)換(huan)(huan)備用(yong)(yong)保險絲;更(geng)(geng)換(huan)(huan)逆(ni)向(xiang)繼電(dian)(dian)器(qi)(qi)。2、電(dian)(dian)源(yuan)(yuan)開關(guan)(guan)跳脫(tuo)(tuo):故(gu)(gu)障(zhang)原因:電(dian)(dian)源(yuan)(yuan)負載線(xian)路接(jie)地或(huo)(huo)短路;壓(ya)(ya)(ya)縮機(ji)、泵浦(pu)、馬達故(gu)(gu)障(zhang)接(jie)地。排除方(fang)法(fa):換(huan)(huan)新處(chu)理;檢查后,如(ru)確定(ding)故(gu)(gu)障(zhang),更(geng)(geng)換(huan)(huan)或(huo)(huo)修(xiu)理。3、逆(ni)相(xiang):故(gu)(gu)障(zhang)原因:泵浦(pu)、壓(ya)(ya)(ya)縮機(ji)及風(feng)扇逆(ni)轉;缺相(xiang)。排除方(fang)法(fa):將(jiang)電(dian)(dian)源(yuan)(yuan)相(xiang)線(xian)中任意兩相(xiang)調換(huan)(huan);用(yong)(yong)萬用(yong)(yong)表測量三相(xiang)電(dian)(dian)源(yuan)(yuan)是否正常查看(kan)電(dian)(dian)源(yuan)(yuan)線(xian)是否斷掉。4、散熱不良,故(gu)(gu)障(zhang)指示燈亮:故(gu)(gu)障(zhang)原因:高(gao)壓(ya)(ya)(ya)開關(guan)(guan)跳脫(tuo)(tuo);高(gao)壓(ya)(ya)(ya)開關(guan)(guan)損壞。排除方(fang)法(fa):清(qing)潔冷凝(ning)器(qi)(qi),空氣保持(chi)40℃以(yi)下;更(geng)(geng)換(huan)(huan)新的(de)壓(ya)(ya)(ya)力開關(guan)(guan)。5、冷媒(mei)不足,故(gu)(gu)障(zhang)指示燈亮:故(gu)(gu)障(zhang)原因:冷媒(mei)不足低壓(ya)(ya)(ya)跳脫(tuo)(tuo);蒸發器(qi)(qi)結(jie)冰(bing);溫控器(qi)(qi)不準(zhun)或(huo)(huo)傳(chuan)感器(qi)(qi)失靈。排除方(fang)法(fa):查看(kan)膨(peng)脹水(shui)箱是否缺水(shui),循環泵浦(pu)是否運轉,待正常后,手動復位低壓(ya)(ya)(ya)開關(guan)(guan)或(huo)(huo)關(guan)(guan)機(ji)重啟;如(ru)蒸發器(qi)(qi)結(jie)冰(bing),請(qing)將(jiang)冰(bing)水(shui)排出,再加溫水(shui),使冰(bing)溶化;溫控器(qi)(qi)問題換(huan)(huan)新或(huo)(huo)修(xiu)理。