一、制氮機工作原理
制(zhi)氮(dan)(dan)(dan)(dan)(dan)機的(de)(de)(de)原(yuan)理(li)(li)主(zhu)要有三種(zhong):1、PSA變(bian)壓(ya)吸(xi)(xi)(xi)附(fu)(fu)制(zhi)氮(dan)(dan)(dan)(dan)(dan)原(yuan)理(li)(li):用(yong)碳(tan)分(fen)(fen)子(zi)篩(shai)作為(wei)(wei)(wei)吸(xi)(xi)(xi)附(fu)(fu)劑,設計科學的(de)(de)(de)工藝流程,利(li)(li)用(yong)變(bian)壓(ya)吸(xi)(xi)(xi)附(fu)(fu)的(de)(de)(de)原(yuan)理(li)(li)制(zhi)取(qu)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi):基于碳(tan)分(fen)(fen)子(zi)篩(shai)對氧(yang)和氮(dan)(dan)(dan)(dan)(dan)的(de)(de)(de)吸(xi)(xi)(xi)附(fu)(fu)速(su)率不(bu)同,碳(tan)分(fen)(fen)子(zi)篩(shai)優先吸(xi)(xi)(xi)附(fu)(fu)氧(yang)氣(qi)(qi),碳(tan)分(fen)(fen)子(zi)篩(shai)本身(shen)具(ju)有加壓(ya)時對氧(yang)氣(qi)(qi)的(de)(de)(de)吸(xi)(xi)(xi)附(fu)(fu)容量(liang)增加,減(jian)壓(ya)時對氧(yang)的(de)(de)(de)吸(xi)(xi)(xi)附(fu)(fu)量(liang)減(jian)少(shao)的(de)(de)(de)特性,利(li)(li)用(yong)這種(zhong)特性實現氧(yang)氣(qi)(qi)和氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)的(de)(de)(de)分(fen)(fen)離(li),得(de)到我們所需要的(de)(de)(de)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)。2、深(shen)冷空(kong)(kong)(kong)分(fen)(fen)制(zhi)氮(dan)(dan)(dan)(dan)(dan)原(yuan)理(li)(li):深(shen)冷空(kong)(kong)(kong)分(fen)(fen)制(zhi)氮(dan)(dan)(dan)(dan)(dan)是一(yi)種(zhong)傳(chuan)統的(de)(de)(de)制(zhi)氮(dan)(dan)(dan)(dan)(dan)方法(fa),它是以空(kong)(kong)(kong)氣(qi)(qi)為(wei)(wei)(wei)原(yuan)料,經過壓(ya)縮、凈化(hua),再利(li)(li)用(yong)熱交換使空(kong)(kong)(kong)氣(qi)(qi)液(ye)(ye)(ye)(ye)化(hua)成為(wei)(wei)(wei)液(ye)(ye)(ye)(ye)態,液(ye)(ye)(ye)(ye)態空(kong)(kong)(kong)氣(qi)(qi)主(zhu)要是液(ye)(ye)(ye)(ye)氧(yang)和液(ye)(ye)(ye)(ye)氮(dan)(dan)(dan)(dan)(dan)的(de)(de)(de)混(hun)合物,利(li)(li)用(yong)液(ye)(ye)(ye)(ye)氧(yang)和液(ye)(ye)(ye)(ye)氮(dan)(dan)(dan)(dan)(dan)的(de)(de)(de)沸點不(bu)同(在(zai)1大氣(qi)(qi)壓(ya)下,前者(zhe)的(de)(de)(de)沸點為(wei)(wei)(wei)-183℃,后(hou)者(zhe)的(de)(de)(de)為(wei)(wei)(wei)-196℃),通過精餾,使它們分(fen)(fen)離(li)來獲得(de)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)。3、膜空(kong)(kong)(kong)分(fen)(fen)制(zhi)氮(dan)(dan)(dan)(dan)(dan)原(yuan)理(li)(li):膜空(kong)(kong)(kong)分(fen)(fen)制(zhi)氮(dan)(dan)(dan)(dan)(dan)是利(li)(li)用(yong)高分(fen)(fen)子(zi)中空(kong)(kong)(kong)纖(xian)維膜對空(kong)(kong)(kong)氣(qi)(qi)中氮(dan)(dan)(dan)(dan)(dan)和氧(yang)等氣(qi)(qi)體(ti)(ti)分(fen)(fen)子(zi)具(ju)有不(bu)同的(de)(de)(de)滲透速(su)率,將氮(dan)(dan)(dan)(dan)(dan)跟氧(yang)等氣(qi)(qi)體(ti)(ti)進(jin)行分(fen)(fen)離(li)而制(zhi)取(qu)高純度(du)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)。
二、制氮機設備生產工藝流程
1、PSA制(zhi)氮(dan)(dan)機(ji)工(gong)(gong)(gong)藝(yi)流程(cheng):PSA制(zhi)氮(dan)(dan)機(ji)是(shi)應(ying)用(yong)(yong)壓(ya)(ya)力(li)擺動(dong)吸附(fu)技術的(de)(de)(de)(de)(de)一(yi)種氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)設備,主要用(yong)(yong)于(yu)從空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)出氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)。其(qi)工(gong)(gong)(gong)藝(yi)流程(cheng)有三(san)個(ge)步(bu)驟(zou)(zou):(1)空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)縮(suo)(suo)及(ji)凈(jing)化(hua)。使(shi)(shi)用(yong)(yong)壓(ya)(ya)縮(suo)(suo)機(ji)將空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)縮(suo)(suo),并經過(guo)過(guo)濾器(qi)(qi)去除(chu)(chu)雜質和(he)水分(fen)(fen)(fen)(fen)。(2)氧氮(dan)(dan)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)。利用(yong)(yong)專用(yong)(yong)碳分(fen)(fen)(fen)(fen)子篩的(de)(de)(de)(de)(de)吸附(fu)塔(ta),通(tong)(tong)過(guo)交替(ti)進(jin)行吸附(fu)和(he)再(zai)生(sheng),分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)的(de)(de)(de)(de)(de)氧氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)和(he)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)。(3)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)輸出。純凈(jing)的(de)(de)(de)(de)(de)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)從吸附(fu)塔(ta)中(zhong)(zhong)流出,達到所(suo)需(xu)純度后(hou)供應(ying)使(shi)(shi)用(yong)(yong)。2、深(shen)冷制(zhi)氮(dan)(dan)機(ji)工(gong)(gong)(gong)藝(yi)流程(cheng):深(shen)冷制(zhi)氮(dan)(dan)機(ji)是(shi)通(tong)(tong)過(guo)低溫空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)過(guo)程(cheng)來實現(xian)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)提(ti)取(qu)的(de)(de)(de)(de)(de)一(yi)種設備。它(ta)利用(yong)(yong)低溫條件下(xia)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)組分(fen)(fen)(fen)(fen)的(de)(de)(de)(de)(de)相對揮(hui)發性差異,使(shi)(shi)空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)中(zhong)(zhong)的(de)(de)(de)(de)(de)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)與(yu)氧氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)等組分(fen)(fen)(fen)(fen)實現(xian)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)。其(qi)工(gong)(gong)(gong)藝(yi)流程(cheng)也是(shi)三(san)個(ge)步(bu)驟(zou)(zou):(1)空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)壓(ya)(ya)縮(suo)(suo)及(ji)凈(jing)化(hua)。空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)經過(guo)過(guo)濾器(qi)(qi)和(he)干燥(zao)凈(jing)化(hua)器(qi)(qi),去除(chu)(chu)水分(fen)(fen)(fen)(fen)、二(er)氧化(hua)碳等雜質,然后(hou)通(tong)(tong)過(guo)壓(ya)(ya)縮(suo)(suo)機(ji)壓(ya)(ya)縮(suo)(suo)。(2)在(zai)空(kong)(kong)分(fen)(fen)(fen)(fen)塔(ta)中(zhong)(zhong),通(tong)(tong)過(guo)冷卻、精餾等過(guo)程(cheng)將空(kong)(kong)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li),產生(sheng)純凈(jing)的(de)(de)(de)(de)(de)液氮(dan)(dan)。(3)液氮(dan)(dan)通(tong)(tong)過(guo)汽化(hua)器(qi)(qi)被加熱后(hou),轉變為(wei)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)態氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi),供應(ying)給用(yong)(yong)戶(hu)使(shi)(shi)用(yong)(yong)。3、膜(mo)(mo)制(zhi)氮(dan)(dan)機(ji)工(gong)(gong)(gong)藝(yi)流程(cheng):膜(mo)(mo)制(zhi)氮(dan)(dan)機(ji)是(shi)利用(yong)(yong)高分(fen)(fen)(fen)(fen)子膜(mo)(mo)的(de)(de)(de)(de)(de)選擇性滲透特(te)征(zheng)來實現(xian)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)的(de)(de)(de)(de)(de)裝置(zhi),其(qi)工(gong)(gong)(gong)藝(yi)流程(cheng)有兩(liang)個(ge)步(bu)驟(zou)(zou):(1)膜(mo)(mo)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)。氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)通(tong)(tong)過(guo)高分(fen)(fen)(fen)(fen)子膜(mo)(mo),利用(yong)(yong)不同氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)在(zai)膜(mo)(mo)上的(de)(de)(de)(de)(de)滲透速率不同,實現(xian)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)和(he)其(qi)他(ta)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)。(2)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)輸出。純凈(jing)的(de)(de)(de)(de)(de)氮(dan)(dan)氣(qi)(qi)(qi)(qi)(qi)(qi)(qi)通(tong)(tong)過(guo)膜(mo)(mo)分(fen)(fen)(fen)(fen)離(li)(li)(li)(li)(li)后(hou)供應(ying)使(shi)(shi)用(yong)(yong)。
三、制氮機多少錢一臺
制氮機(ji)(ji)(ji)(ji)的價(jia)格一(yi)般受(shou)到型號規格、處(chu)理(li)能(neng)(neng)力(li)、生(sheng)產氮氣的純度、配置功能(neng)(neng)、生(sheng)產廠家等(deng)因素影響,小型制氮機(ji)(ji)(ji)(ji)價(jia)格在幾千(qian)元一(yi)臺到上(shang)萬(wan)元甚(shen)至(zhi)(zhi)幾萬(wan)元一(yi)臺左(zuo)右,一(yi)些高(gao)端(duan)的小型氮氣機(ji)(ji)(ji)(ji)具(ju)有高(gao)精度、高(gao)純度、低(di)噪(zao)音等(deng)特性,價(jia)格也會相應更(geng)高(gao)。中(zhong)型制氮機(ji)(ji)(ji)(ji)(處(chu)理(li)能(neng)(neng)力(li)在10-100 Nm3/h)的價(jia)格大(da)約為數萬(wan)至(zhi)(zhi)十多萬(wan)元;而大(da)型制氮機(ji)(ji)(ji)(ji)(處(chu)理(li)能(neng)(neng)力(li)超(chao)過100 Nm3/h)的價(jia)格可能(neng)(neng)達到數十萬(wan)元甚(shen)至(zhi)(zhi)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。