高(gao)(gao)低(di)(di)溫冷(leng)(leng)(leng)(leng)(leng)熱(re)(re)一體機：本(ben)(ben)產品主要(yao)(yao)用(yong)(yong)(yong)于航空航天(tian)的環(huan)境試驗(yan)、熱(re)(re)沉(chen)試驗(yan)、制(zhi)(zhi)(zhi)藥(yao)、化(hua)工行(xing)業中的低(di)(di)溫反應(ying)釜(fu)、特種氣體的提(ti)純(chun)，化(hua)工、制(zhi)(zhi)(zhi)藥(yao)行(xing)業中的低(di)(di)溫蒸(zheng)(zheng)餾、精餾、萃取等(deng)設(she)備(bei)中。本(ben)(ben)設(she)備(bei)采(cai)用(yong)(yong)(yong)單(dan)一循環(huan)導(dao)熱(re)(re)介質由循環(huan)泵驅動經過制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)換(huan)熱(re)(re)器(qi)(qi)進行(xing)熱(re)(re)冷(leng)(leng)(leng)(leng)(leng)交(jiao)換(huan)，達到所需溫度。制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)部分(fen)采(cai)用(yong)(yong)(yong)單(dan)壓(ya)縮(suo)(suo)機制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)，控制(zhi)(zhi)(zhi)蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)(qi)蒸(zheng)(zheng)發(fa)(fa)(fa)內部溫度及壓(ya)力(li)，從(cong)而較精準控制(zhi)(zhi)(zhi)循環(huan)冷(leng)(leng)(leng)(leng)(leng)卻(que)水(shui)的溫度。本(ben)(ben)設(she)備(bei)采(cai)用(yong)(yong)(yong)蓄冷(leng)(leng)(leng)(leng)(leng)式(shi)槽(cao)設(she)計，提(ti)高(gao)(gao)系(xi)統熱(re)(re)容量(liang)，給(gei)一些換(huan)熱(re)(re)器(qi)(qi)提(ti)供冷(leng)(leng)(leng)(leng)(leng)量(liang)，提(ti)高(gao)(gao)溫度控制(zhi)(zhi)(zhi)的穩定(ding)性(xing)。制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)機組主要(yao)(yao)包(bao)括制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)(leng)(leng)壓(ya)縮(suo)(suo)機、冷(leng)(leng)(leng)(leng)(leng)凝器(qi)(qi)、循環(huan)泵、干燥過濾器(qi)(qi)、蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)(qi)、節(jie)流機構、載冷(leng)(leng)(leng)(leng)(leng)劑罐、循環(huan)系(xi)統、電(dian)氣控制(zhi)(zhi)(zhi)等(deng)。

  高低溫(wen)(wen)冷(leng)熱一體(ti)機(ji)(ji)制冷(leng)工藝流(liu)程(cheng)簡介(jie)如下(xia)機(ji)(ji)組蒸發器里面的(de)(de)液(ye)(ye)態(tai)制冷(leng)劑經過(guo)(guo)(guo)換熱器系統(tong)內的(de)(de)循(xun)環水進(jin)行交(jiao)換，溫(wen)(wen)度升高，由(you)液(ye)(ye)態(tai)變為(wei)(wei)氣(qi)態(tai)，被壓縮(suo)(suo)機(ji)(ji)吸氣(qi)口吸入，經過(guo)(guo)(guo)壓縮(suo)(suo)機(ji)(ji)壓縮(suo)(suo)后的(de)(de)高溫(wen)(wen)高壓制冷(leng)劑氣(qi)體(ti)先經過(guo)(guo)(guo)油(you)分離器，將壓縮(suo)(suo)過(guo)(guo)(guo)程(cheng)中攜帶的(de)(de)冷(leng)凍機(ji)(ji)油(you)分離干凈，而后進(jin)入冷(leng)凝器，經過(guo)(guo)(guo)與環境空(kong)氣(qi)或冷(leng)卻水換熱，由(you)高溫(wen)(wen)高壓的(de)(de)氣(qi)體(ti)變為(wei)(wei)高壓常溫(wen)(wen)液(ye)(ye)體(ti)。高壓常溫(wen)(wen)的(de)(de)制冷(leng)劑液(ye)(ye)體(ti)，經干燥過(guo)(guo)(guo)濾器，而后經過(guo)(guo)(guo)膨脹閥節流(liu)降壓，即(ji)由(you)高壓液(ye)(ye)體(ti)變為(wei)(wei)低壓液(ye)(ye)體(ti)。低壓液(ye)(ye)體(ti)（沸點較低）進(jin)入機(ji)(ji)組蒸發器，通過(guo)(guo)(guo)循(xun)環泵(beng)把(ba)冷(leng)量帶到循(xun)環系統(tong)實現制冷(leng)。