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噴(pen)射(she)式熱泵的(de)工作(zuo)原理是以蒸(zheng)(zheng)汽(qi)(qi)減壓(ya)(ya)(ya)(ya)前后(hou)的(de)能量差為動力,高壓(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽(qi)(qi)通(tong)過噴(pen)嘴時(shi)產生(sheng)高速氣流,在(zai)噴(pen)嘴出口處產生(sheng)低壓(ya)(ya)(ya)(ya)區(qu),在(zai)此區(qu)域將低壓(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽(qi)(qi)吸入設備,高壓(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽(qi)(qi)在(zai)膨脹(zhang)的(de)同時(shi)壓(ya)(ya)(ya)(ya)縮低壓(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽(qi)(qi),用高壓(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽(qi)(qi)的(de)裕壓(ya)(ya)(ya)(ya)提高低壓(ya)(ya)(ya)(ya)蒸(zheng)(zheng)汽(qi)(qi)的(de)品位,然后(hou)通(tong)過混(hun)合(he)室進(jin)(jin)行良好混(hun)合(he),混(hun)合(he)后(hou)的(de)蒸(zheng)(zheng)汽(qi)(qi)再(zai)通(tong)過擴壓(ya)(ya)(ya)(ya)室恢(hui)復部分壓(ya)(ya)(ya)(ya)力損失(shi),達到(dao)要求的(de)蒸(zheng)(zheng)汽(qi)(qi)壓(ya)(ya)(ya)(ya)力后(hou)進(jin)(jin)蒸(zheng)(zheng)發系(xi)統(tong)。也(ye)就是將從分離器(qi)出來的(de)二次蒸(zheng)(zheng)汽(qi)(qi)的(de)一部分在(zai)高壓(ya)(ya)(ya)(ya)工作(zuo)蒸(zheng)(zheng)汽(qi)(qi)的(de)帶動下(xia), 進(jin)(jin)入噴(pen)射(she)器(qi)混(hun)合(he)升(sheng)溫升(sheng)壓(ya)(ya)(ya)(ya)后(hou),進(jin)(jin)

20%濃(nong)度的純氯化(hua)鈉濃(nong)鹽水(shui)蒸(zheng)發(fa)結(jie)晶工藝設計(ji)簡(jian)述

原液首先進入預熱(re)(re)系統預熱(re)(re);

預熱(re)后(hou)的物(wu)料進入(ru)一效(xiao)強(qiang)制循(xun)環泵(beng)入(ru)口,經過循(xun)環泵(beng)的作用,在(zai)加(jia)(jia)熱(re)室循(xun)環加(jia)(jia)熱(re),然(ran)后(hou)在(zai)分(fen)(fen)離(li)(li)器(qi)蒸發(fa)分(fen)(fen)離(li)(li),沸騰(teng)蒸發(fa)的蒸汽上升,濃(nong)縮(suo)(suo)液(ye)停留在(zai)系(xi)(xi)(xi)統(tong)內(nei);當二(er)、三效(xiao)需要加(jia)(jia)料時(shi),自控(kong)系(xi)(xi)(xi)統(tong)會自動把(ba)一效(xiao)濃(nong)縮(suo)(suo)在(zai)轉(zhuan)料泵(beng)的作用下, 分(fen)(fen)別(bie)送(song)入(ru)二(er)三效(xiao),當二(er)效(xiao)、三效(xiao)晶(jing)(jing)漿濃(nong)度(du)達到設計值要求(qiu)時(shi)同(tong)時(shi)排(pai)出分(fen)(fen)離(li)(li)器(qi);晶(jing)(jing)漿首先進入(ru)稠厚(hou)器(qi)增稠,再進入(ru)離(li)(li)心(xin)機固(gu)液(ye)分(fen)(fen)離(li)(li),得到固(gu)體產出系(xi)(xi)(xi)統(tong),母液(ye)全部返回預熱(re)系(xi)(xi)(xi)統(tong)