一、制氮機工作原理
制(zhi)氮(dan)(dan)(dan)機的(de)(de)(de)原(yuan)(yuan)理(li)主要有三種:1、PSA變(bian)壓(ya)(ya)吸(xi)(xi)(xi)(xi)附(fu)制(zhi)氮(dan)(dan)(dan)原(yuan)(yuan)理(li):用(yong)碳分(fen)(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩作為吸(xi)(xi)(xi)(xi)附(fu)劑,設計科學的(de)(de)(de)工藝流(liu)程(cheng),利(li)(li)用(yong)變(bian)壓(ya)(ya)吸(xi)(xi)(xi)(xi)附(fu)的(de)(de)(de)原(yuan)(yuan)理(li)制(zhi)取(qu)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi):基于碳分(fen)(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩對(dui)氧(yang)(yang)和(he)氮(dan)(dan)(dan)的(de)(de)(de)吸(xi)(xi)(xi)(xi)附(fu)速率(lv)不同(tong)(tong),碳分(fen)(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩優先(xian)吸(xi)(xi)(xi)(xi)附(fu)氧(yang)(yang)氣(qi)(qi)(qi)(qi),碳分(fen)(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩本身(shen)具有加(jia)壓(ya)(ya)時(shi)對(dui)氧(yang)(yang)氣(qi)(qi)(qi)(qi)的(de)(de)(de)吸(xi)(xi)(xi)(xi)附(fu)容量增加(jia),減壓(ya)(ya)時(shi)對(dui)氧(yang)(yang)的(de)(de)(de)吸(xi)(xi)(xi)(xi)附(fu)量減少的(de)(de)(de)特性,利(li)(li)用(yong)這種特性實現氧(yang)(yang)氣(qi)(qi)(qi)(qi)和(he)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)的(de)(de)(de)分(fen)(fen)(fen)(fen)(fen)(fen)離,得到我們(men)所(suo)需要的(de)(de)(de)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)。2、深冷(leng)空(kong)(kong)分(fen)(fen)(fen)(fen)(fen)(fen)制(zhi)氮(dan)(dan)(dan)原(yuan)(yuan)理(li):深冷(leng)空(kong)(kong)分(fen)(fen)(fen)(fen)(fen)(fen)制(zhi)氮(dan)(dan)(dan)是一種傳統(tong)的(de)(de)(de)制(zhi)氮(dan)(dan)(dan)方法,它(ta)是以(yi)空(kong)(kong)氣(qi)(qi)(qi)(qi)為原(yuan)(yuan)料(liao),經過壓(ya)(ya)縮、凈化,再利(li)(li)用(yong)熱(re)交換使空(kong)(kong)氣(qi)(qi)(qi)(qi)液(ye)化成為液(ye)態(tai),液(ye)態(tai)空(kong)(kong)氣(qi)(qi)(qi)(qi)主要是液(ye)氧(yang)(yang)和(he)液(ye)氮(dan)(dan)(dan)的(de)(de)(de)混合物,利(li)(li)用(yong)液(ye)氧(yang)(yang)和(he)液(ye)氮(dan)(dan)(dan)的(de)(de)(de)沸(fei)點(dian)(dian)不同(tong)(tong)(在1大氣(qi)(qi)(qi)(qi)壓(ya)(ya)下,前(qian)者(zhe)的(de)(de)(de)沸(fei)點(dian)(dian)為-183℃,后(hou)者(zhe)的(de)(de)(de)為-196℃),通(tong)過精餾,使它(ta)們(men)分(fen)(fen)(fen)(fen)(fen)(fen)離來獲得氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)。3、膜(mo)空(kong)(kong)分(fen)(fen)(fen)(fen)(fen)(fen)制(zhi)氮(dan)(dan)(dan)原(yuan)(yuan)理(li):膜(mo)空(kong)(kong)分(fen)(fen)(fen)(fen)(fen)(fen)制(zhi)氮(dan)(dan)(dan)是利(li)(li)用(yong)高分(fen)(fen)(fen)(fen)(fen)(fen)子(zi)(zi)中空(kong)(kong)纖維膜(mo)對(dui)空(kong)(kong)氣(qi)(qi)(qi)(qi)中氮(dan)(dan)(dan)和(he)氧(yang)(yang)等氣(qi)(qi)(qi)(qi)體分(fen)(fen)(fen)(fen)(fen)(fen)子(zi)(zi)具有不同(tong)(tong)的(de)(de)(de)滲透(tou)速率(lv),將氮(dan)(dan)(dan)跟氧(yang)(yang)等氣(qi)(qi)(qi)(qi)體進行分(fen)(fen)(fen)(fen)(fen)(fen)離而制(zhi)取(qu)高純度氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)。
二、制氮機設備生產工藝流程
1、PSA制(zhi)(zhi)氮(dan)(dan)(dan)機(ji)(ji)工(gong)藝流(liu)(liu)(liu)程:PSA制(zhi)(zhi)氮(dan)(dan)(dan)機(ji)(ji)是(shi)應(ying)用(yong)(yong)(yong)(yong)壓(ya)(ya)(ya)(ya)力擺動吸(xi)附(fu)技術(shu)的(de)(de)(de)(de)一種(zhong)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)分(fen)(fen)(fen)(fen)離設備,主(zhu)要用(yong)(yong)(yong)(yong)于從空(kong)氣(qi)(qi)(qi)(qi)(qi)中分(fen)(fen)(fen)(fen)離出氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)。其(qi)(qi)工(gong)藝流(liu)(liu)(liu)程有三(san)個步驟:(1)空(kong)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)(ya)(ya)縮(suo)及(ji)凈(jing)化。使(shi)用(yong)(yong)(yong)(yong)壓(ya)(ya)(ya)(ya)縮(suo)機(ji)(ji)將空(kong)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)(ya)(ya)縮(suo),并經過(guo)(guo)(guo)過(guo)(guo)(guo)濾(lv)器去除(chu)雜(za)質和水分(fen)(fen)(fen)(fen)。(2)氧(yang)氮(dan)(dan)(dan)分(fen)(fen)(fen)(fen)離。利(li)用(yong)(yong)(yong)(yong)專用(yong)(yong)(yong)(yong)碳分(fen)(fen)(fen)(fen)子篩的(de)(de)(de)(de)吸(xi)附(fu)塔(ta)(ta),通(tong)(tong)過(guo)(guo)(guo)交替進行吸(xi)附(fu)和再(zai)生,分(fen)(fen)(fen)(fen)離空(kong)氣(qi)(qi)(qi)(qi)(qi)中的(de)(de)(de)(de)氧(yang)氣(qi)(qi)(qi)(qi)(qi)和氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)。(3)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)輸出。純(chun)凈(jing)的(de)(de)(de)(de)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)從吸(xi)附(fu)塔(ta)(ta)中流(liu)(liu)(liu)出,達到所需純(chun)度后(hou)供(gong)應(ying)使(shi)用(yong)(yong)(yong)(yong)。2、深冷制(zhi)(zhi)氮(dan)(dan)(dan)機(ji)(ji)工(gong)藝流(liu)(liu)(liu)程:深冷制(zhi)(zhi)氮(dan)(dan)(dan)機(ji)(ji)是(shi)通(tong)(tong)過(guo)(guo)(guo)低溫空(kong)氣(qi)(qi)(qi)(qi)(qi)分(fen)(fen)(fen)(fen)離過(guo)(guo)(guo)程來實(shi)現(xian)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)提取的(de)(de)(de)(de)一種(zhong)設備。它利(li)用(yong)(yong)(yong)(yong)低溫條件下氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)組(zu)(zu)分(fen)(fen)(fen)(fen)的(de)(de)(de)(de)相對揮發性(xing)差異,使(shi)空(kong)氣(qi)(qi)(qi)(qi)(qi)中的(de)(de)(de)(de)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)與氧(yang)氣(qi)(qi)(qi)(qi)(qi)等(deng)(deng)組(zu)(zu)分(fen)(fen)(fen)(fen)實(shi)現(xian)分(fen)(fen)(fen)(fen)離。其(qi)(qi)工(gong)藝流(liu)(liu)(liu)程也(ye)是(shi)三(san)個步驟:(1)空(kong)氣(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)(ya)(ya)縮(suo)及(ji)凈(jing)化。空(kong)氣(qi)(qi)(qi)(qi)(qi)經過(guo)(guo)(guo)過(guo)(guo)(guo)濾(lv)器和干燥(zao)凈(jing)化器,去除(chu)水分(fen)(fen)(fen)(fen)、二氧(yang)化碳等(deng)(deng)雜(za)質,然(ran)后(hou)通(tong)(tong)過(guo)(guo)(guo)壓(ya)(ya)(ya)(ya)縮(suo)機(ji)(ji)壓(ya)(ya)(ya)(ya)縮(suo)。(2)在(zai)空(kong)分(fen)(fen)(fen)(fen)塔(ta)(ta)中,通(tong)(tong)過(guo)(guo)(guo)冷卻、精餾等(deng)(deng)過(guo)(guo)(guo)程將空(kong)氣(qi)(qi)(qi)(qi)(qi)分(fen)(fen)(fen)(fen)離,產(chan)生純(chun)凈(jing)的(de)(de)(de)(de)液氮(dan)(dan)(dan)。(3)液氮(dan)(dan)(dan)通(tong)(tong)過(guo)(guo)(guo)汽化器被(bei)加熱(re)后(hou),轉變(bian)為(wei)氣(qi)(qi)(qi)(qi)(qi)態氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi),供(gong)應(ying)給用(yong)(yong)(yong)(yong)戶使(shi)用(yong)(yong)(yong)(yong)。3、膜(mo)(mo)(mo)制(zhi)(zhi)氮(dan)(dan)(dan)機(ji)(ji)工(gong)藝流(liu)(liu)(liu)程:膜(mo)(mo)(mo)制(zhi)(zhi)氮(dan)(dan)(dan)機(ji)(ji)是(shi)利(li)用(yong)(yong)(yong)(yong)高分(fen)(fen)(fen)(fen)子膜(mo)(mo)(mo)的(de)(de)(de)(de)選擇(ze)性(xing)滲透(tou)特征(zheng)來實(shi)現(xian)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)分(fen)(fen)(fen)(fen)離的(de)(de)(de)(de)裝置,其(qi)(qi)工(gong)藝流(liu)(liu)(liu)程有兩(liang)個步驟:(1)膜(mo)(mo)(mo)分(fen)(fen)(fen)(fen)離。氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)通(tong)(tong)過(guo)(guo)(guo)高分(fen)(fen)(fen)(fen)子膜(mo)(mo)(mo),利(li)用(yong)(yong)(yong)(yong)不(bu)同(tong)氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)在(zai)膜(mo)(mo)(mo)上的(de)(de)(de)(de)滲透(tou)速(su)率不(bu)同(tong),實(shi)現(xian)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)和其(qi)(qi)他氣(qi)(qi)(qi)(qi)(qi)體(ti)(ti)的(de)(de)(de)(de)分(fen)(fen)(fen)(fen)離。(2)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)輸出。純(chun)凈(jing)的(de)(de)(de)(de)氮(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)通(tong)(tong)過(guo)(guo)(guo)膜(mo)(mo)(mo)分(fen)(fen)(fen)(fen)離后(hou)供(gong)應(ying)使(shi)用(yong)(yong)(yong)(yong)。
三、制氮機多少錢一臺
制氮(dan)(dan)機的(de)價(jia)(jia)格(ge)(ge)一(yi)(yi)般受到型(xing)(xing)號(hao)規格(ge)(ge)、處(chu)理能(neng)力、生產氮(dan)(dan)氣的(de)純度(du)、配(pei)置功能(neng)、生產廠家等(deng)因(yin)素影(ying)響,小型(xing)(xing)制氮(dan)(dan)機價(jia)(jia)格(ge)(ge)在(zai)幾千元一(yi)(yi)臺(tai)到上萬(wan)元甚(shen)至幾萬(wan)元一(yi)(yi)臺(tai)左右,一(yi)(yi)些高(gao)端的(de)小型(xing)(xing)氮(dan)(dan)氣機具有高(gao)精度(du)、高(gao)純度(du)、低噪音等(deng)特性,價(jia)(jia)格(ge)(ge)也會相應(ying)更(geng)高(gao)。中型(xing)(xing)制氮(dan)(dan)機(處(chu)理能(neng)力在(zai)10-100 Nm3/h)的(de)價(jia)(jia)格(ge)(ge)大約為數(shu)萬(wan)至十多萬(wan)元;而(er)大型(xing)(xing)制氮(dan)(dan)機(處(chu)理能(neng)力超過100 Nm3/h)的(de)價(jia)(jia)格(ge)(ge)可(ke)能(neng)達到數(shu)十萬(wan)元甚(shen)至更(geng)高(gao)。
四、制氮機廠家怎么選
在選購制氮機時,應綜合考慮生產的氮氣純度需求、產氮量需求、露點需求、環境條件、設備投資與運行成本,選擇適合的產品,除此之外還要注意制氮機廠家的選擇:1、了解廠家實力:選擇制氮機廠家時,首先要了解廠家的實力。查看廠家的資質、技術水平、生產能力等方面,確保廠家具備生產高質量制氮機的能力。同時,了解廠家的規模和經營狀況,確保廠家具備穩定的生產和供貨能力。2、比較產品性能:選擇制氮機廠家時,要對其產品進行比較。了解不同廠家的制氮機性能參數、技術特點和使用效果等方面的信息,以便更好地選擇適合自己需求的制氮機。同時,要注意選擇技術成熟、品質可靠的制氮機產品。3、考察服務質量:除了產品本身的質量,廠家的服務質量也是選擇廠家時需要考慮的重要因素。了解廠家的售后服務體系、維修保養能力等方面的情況,確保在使用過程中能夠得到及時的技術支持和維修保養服務。4、參考用戶口碑:用戶口碑是選擇制氮機廠家時的重要參考依據。通過搜索網絡、行業論壇等渠道了解用戶對不同廠家的評價和口碑,以便更好地選擇合適的廠家。同時,要注意甄別虛假評價和廣告宣傳,確保獲取的信息真實可靠。如果您不太了解,可以先來看看制氮機十大品牌。