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超低溫冰箱如何去除冷凝器水垢,方法不止一種

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   用(yong)戶在(zai)長時間(jian)使用(yong)超低(di)溫冰(bing)箱后(hou),需要注意各個(ge)部件的(de)維護工作,特別(bie)是管殼(ke)式(shi)冷凝(ning)器的(de)水(shui)(shui)(shui)(shui)垢(gou)問(wen)題(ti),如果不及(ji)時解(jie)決,這些水(shui)(shui)(shui)(shui)垢(gou)會(hui)影響低(di)溫冰(bing)箱的(de)散熱(re)問(wen)題(ti),因此超低(di)溫冰(bing)箱的(de)管殼(ke)式(shi)冷凝(ning)器很快(kuai)就會(hui)去除(chu)水(shui)(shui)(shui)(shui)垢(gou)。低(di)溫冰(bing)箱超低(di)溫的(de)冷凝(ning)器一旦(dan)有了水(shui)(shui)(shui)(shui)垢(gou)的(de)話,導熱(re)阻力就會(hui)不斷變大,導致傳熱(re)系數(shu)值不斷減少,從而使得制冷效果越來(lai)越差,所以(yi),一旦(dan)冷凝(ning)器發現有水(shui)(shui)(shui)(shui)垢(gou),一定(ding)要及(ji)時檢查除(chu)去水(shui)(shui)(shui)(shui)垢(gou)。
  超低(di)溫冰箱(xiang)(xiang)冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)除(chu)(chu)垢(gou)(gou)(gou)一(yi)般有機械除(chu)(chu)垢(gou)(gou)(gou)、化學(xue)酸洗除(chu)(chu)垢(gou)(gou)(gou)和(he)電子磁化水除(chu)(chu)垢(gou)(gou)(gou)三種(zhong)方法。低(di)溫冰箱(xiang)(xiang)機械除(chu)(chu)垢(gou)(gou)(gou)是(shi)一(yi)種(zhong)用軟軸(zhou)清(qing)洗器(qi)(qi)除(chu)(chu)垢(gou)(gou)(gou)冷(leng)(leng)(leng)(leng)卻(que)管(guan)冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)的方法,特別適用于管(guan)殼(ke)(ke)式(shi)冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)。具體操作是(shi),首(shou)先排(pai)出冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)的制冷(leng)(leng)(leng)(leng)劑,然(ran)后(hou)關(guan)閉與(yu)冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)和(he)制冷(leng)(leng)(leng)(leng)系統連接(jie)的所有閥,使冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)的冷(leng)(leng)(leng)(leng)卻(que)水正常供給(gei),然(ran)后(hou)用與(yu)軟軸(zhou)清(qing)洗管(guan)連接(jie)的傘型齒輪狀刮板從上(shang)向下旋(xuan)轉,清(qing)除(chu)(chu)冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)的立管(guan)內的污(wu)垢(gou)(gou)(gou)低(di)溫冰箱(xiang)(xiang)的管(guan)殼(ke)(ke)式(shi)冷(leng)(leng)(leng)(leng)凝(ning)(ning)器(qi)(qi)在清(qing)洗時(shi)需(xu)要注意不要損(sun)傷管(guan)壁,也(ye)不要導(dao)致低(di)溫冰箱(xiang)(xiang)的故障。
  其次(ci)是化學酸洗(xi)(xi)(xi)去(qu)污(wu)法。用(yong)(yong)配制(zhi)的(de)弱酸性去(qu)污(wu)劑(ji)清(qing)洗(xi)(xi)(xi)低溫冰箱的(de)冷(leng)(leng)凝(ning)(ning)器(qi),降低水(shui)垢,提高冷(leng)(leng)凝(ning)(ning)器(qi)的(de)傳熱(re)效率。首先在酸洗(xi)(xi)(xi)槽內調制(zhi)去(qu)污(wu)溶(rong)液(ye),啟動酸洗(xi)(xi)(xi)泵,使去(qu)污(wu)劑(ji)溶(rong)液(ye)在冷(leng)(leng)凝(ning)(ning)器(qi)冷(leng)(leng)卻管(guan)中(zhong)循環流動24小(xiao)時后(hou),通常24小(xiao)時后(hou)基(ji)本除去(qu)水(shui)垢,然后(hou)停止酸洗(xi)(xi)(xi)泵的(de)工(gong)作,用(yong)(yong)圓形鋼刷往返于冷(leng)(leng)卻管(guan)的(de)管(guan)壁內進(jin)行刷洗(xi)(xi)(xi)。用(yong)(yong)清(qing)水(shui)清(qing)洗(xi)(xi)(xi)污(wu)垢、銹跡,反復清(qing)洗(xi)(xi)(xi)直到殘留在氣管(guan)內的(de)去(qu)污(wu)劑(ji)溶(rong)液(ye)變干凈。化學酸洗(xi)(xi)(xi)去(qu)污(wu)方法適用(yong)(yong)于臥式(shi)管(guan)殼式(shi)冷(leng)(leng)凝(ning)(ning)器(qi)。
  低溫(wen)(wen)冰箱(xiang)超低溫(wen)(wen)如何(he)清除(chu)管殼式冷(leng)凝器(qi)水(shui)垢(gou)除(chu)了上述(shu)的(de)(de)2中(zhong)(zhong)(zhong)方法,還有電子磁水(shui)除(chu)垢(gou)法,將流經冷(leng)凝器(qi)的(de)(de)冷(leng)卻水(shui)中(zhong)(zhong)(zhong)的(de)(de)鈣、鎂和(he)其它鹽(yan)類在常(chang)溫(wen)(wen)下以(yi)正負離(li)子狀態溶解于水(shui)中(zhong)(zhong)(zhong),能夠有效地防(fang)止新水(shui)垢(gou)的(de)(de)產生,而且(qie)還能清除(chu)原有的(de)(de)水(shui)垢(gou),同(tong)時由(you)于冷(leng)凝器(qi)中(zhong)(zhong)(zhong)的(de)(de)鋼管與水(shui)垢(gou)的(de)(de)膨脹(zhang)系(xi)數(shu)不同(tong),使原有水(shui)垢(gou)逐漸發生龜(gui)裂,磁化水(shui)又不間(jian)斷地侵入其裂縫(feng)中(zhong)(zhong)(zhong),破(po)壞(huai)了原有水(shui)垢(gou)的(de)(de)粘著(zhu)力,使之逐漸疏松而自行脫落(luo)并不斷地被循(xun)環冷(leng)卻水(shui)帶走(zou)。

超低溫冰箱

 

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