一、制氮機工作原理

制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)機的(de)(de)原理(li)(li)主(zhu)要(yao)有三種(zhong)：1、PSA變(bian)壓(ya)吸附(fu)(fu)(fu)制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)原理(li)(li)：用碳分(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩作(zuo)為(wei)(wei)(wei)吸附(fu)(fu)(fu)劑，設計科學(xue)的(de)(de)工藝流程，利(li)(li)用變(bian)壓(ya)吸附(fu)(fu)(fu)的(de)(de)原理(li)(li)制(zhi)(zhi)(zhi)(zhi)取氮(dan)(dan)氣(qi)(qi)：基于碳分(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩對氧(yang)(yang)(yang)(yang)和氮(dan)(dan)的(de)(de)吸附(fu)(fu)(fu)速(su)(su)率不(bu)同(tong)，碳分(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩優先吸附(fu)(fu)(fu)氧(yang)(yang)(yang)(yang)氣(qi)(qi)，碳分(fen)(fen)(fen)(fen)(fen)子(zi)(zi)篩本身具(ju)有加(jia)壓(ya)時(shi)對氧(yang)(yang)(yang)(yang)氣(qi)(qi)的(de)(de)吸附(fu)(fu)(fu)容量增加(jia)，減(jian)壓(ya)時(shi)對氧(yang)(yang)(yang)(yang)的(de)(de)吸附(fu)(fu)(fu)量減(jian)少的(de)(de)特性(xing)，利(li)(li)用這種(zhong)特性(xing)實(shi)現氧(yang)(yang)(yang)(yang)氣(qi)(qi)和氮(dan)(dan)氣(qi)(qi)的(de)(de)分(fen)(fen)(fen)(fen)(fen)離，得到我(wo)們所需要(yao)的(de)(de)氮(dan)(dan)氣(qi)(qi)。2、深(shen)冷空(kong)(kong)(kong)(kong)分(fen)(fen)(fen)(fen)(fen)制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)原理(li)(li)：深(shen)冷空(kong)(kong)(kong)(kong)分(fen)(fen)(fen)(fen)(fen)制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)是(shi)一種(zhong)傳統(tong)的(de)(de)制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)方法，它(ta)是(shi)以空(kong)(kong)(kong)(kong)氣(qi)(qi)為(wei)(wei)(wei)原料，經過(guo)壓(ya)縮、凈化(hua)，再利(li)(li)用熱交換使空(kong)(kong)(kong)(kong)氣(qi)(qi)液(ye)(ye)化(hua)成為(wei)(wei)(wei)液(ye)(ye)態(tai)，液(ye)(ye)態(tai)空(kong)(kong)(kong)(kong)氣(qi)(qi)主(zhu)要(yao)是(shi)液(ye)(ye)氧(yang)(yang)(yang)(yang)和液(ye)(ye)氮(dan)(dan)的(de)(de)混(hun)合物，利(li)(li)用液(ye)(ye)氧(yang)(yang)(yang)(yang)和液(ye)(ye)氮(dan)(dan)的(de)(de)沸點(dian)不(bu)同(tong)（在1大氣(qi)(qi)壓(ya)下，前者(zhe)的(de)(de)沸點(dian)為(wei)(wei)(wei)-183℃，后者(zhe)的(de)(de)為(wei)(wei)(wei)-196℃），通過(guo)精餾，使它(ta)們分(fen)(fen)(fen)(fen)(fen)離來獲得氮(dan)(dan)氣(qi)(qi)。3、膜空(kong)(kong)(kong)(kong)分(fen)(fen)(fen)(fen)(fen)制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)原理(li)(li)：膜空(kong)(kong)(kong)(kong)分(fen)(fen)(fen)(fen)(fen)制(zhi)(zhi)(zhi)(zhi)氮(dan)(dan)是(shi)利(li)(li)用高(gao)分(fen)(fen)(fen)(fen)(fen)子(zi)(zi)中空(kong)(kong)(kong)(kong)纖維膜對空(kong)(kong)(kong)(kong)氣(qi)(qi)中氮(dan)(dan)和氧(yang)(yang)(yang)(yang)等氣(qi)(qi)體(ti)分(fen)(fen)(fen)(fen)(fen)子(zi)(zi)具(ju)有不(bu)同(tong)的(de)(de)滲透速(su)(su)率，將氮(dan)(dan)跟(gen)氧(yang)(yang)(yang)(yang)等氣(qi)(qi)體(ti)進行分(fen)(fen)(fen)(fen)(fen)離而制(zhi)(zhi)(zhi)(zhi)取高(gao)純度(du)氮(dan)(dan)氣(qi)(qi)。

二、制氮機設備生產工藝流程

1、PSA制(zhi)氮(dan)(dan)(dan)(dan)(dan)機工(gong)藝(yi)(yi)流(liu)(liu)程(cheng)：PSA制(zhi)氮(dan)(dan)(dan)(dan)(dan)機是(shi)應(ying)用(yong)(yong)(yong)(yong)壓(ya)力擺動吸(xi)附(fu)(fu)技術的一種氣(qi)(qi)(qi)(qi)體(ti)分(fen)(fen)離(li)設備(bei)，主要用(yong)(yong)(yong)(yong)于從空(kong)氣(qi)(qi)(qi)(qi)中(zhong)(zhong)(zhong)分(fen)(fen)離(li)出(chu)(chu)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)。其工(gong)藝(yi)(yi)流(liu)(liu)程(cheng)有三個(ge)步(bu)驟(zou)：（1）空(kong)氣(qi)(qi)(qi)(qi)壓(ya)縮及凈化(hua)。使(shi)(shi)用(yong)(yong)(yong)(yong)壓(ya)縮機將空(kong)氣(qi)(qi)(qi)(qi)壓(ya)縮，并經(jing)過(guo)(guo)過(guo)(guo)濾器(qi)去除雜質(zhi)和(he)水(shui)分(fen)(fen)。（2）氧(yang)(yang)氮(dan)(dan)(dan)(dan)(dan)分(fen)(fen)離(li)。利(li)用(yong)(yong)(yong)(yong)專(zhuan)用(yong)(yong)(yong)(yong)碳(tan)分(fen)(fen)子篩(shai)的吸(xi)附(fu)(fu)塔，通過(guo)(guo)交(jiao)替(ti)進行吸(xi)附(fu)(fu)和(he)再生，分(fen)(fen)離(li)空(kong)氣(qi)(qi)(qi)(qi)中(zhong)(zhong)(zhong)的氧(yang)(yang)氣(qi)(qi)(qi)(qi)和(he)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)。（3）氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)輸(shu)出(chu)(chu)。純(chun)凈的氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)從吸(xi)附(fu)(fu)塔中(zhong)(zhong)(zhong)流(liu)(liu)出(chu)(chu)，達到所(suo)需純(chun)度后(hou)供應(ying)使(shi)(shi)用(yong)(yong)(yong)(yong)。2、深冷制(zhi)氮(dan)(dan)(dan)(dan)(dan)機工(gong)藝(yi)(yi)流(liu)(liu)程(cheng)：深冷制(zhi)氮(dan)(dan)(dan)(dan)(dan)機是(shi)通過(guo)(guo)低溫空(kong)氣(qi)(qi)(qi)(qi)分(fen)(fen)離(li)過(guo)(guo)程(cheng)來(lai)實現(xian)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)提取(qu)的一種設備(bei)。它利(li)用(yong)(yong)(yong)(yong)低溫條件(jian)下氣(qi)(qi)(qi)(qi)體(ti)組(zu)分(fen)(fen)的相對揮發(fa)性差異，使(shi)(shi)空(kong)氣(qi)(qi)(qi)(qi)中(zhong)(zhong)(zhong)的氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)與氧(yang)(yang)氣(qi)(qi)(qi)(qi)等組(zu)分(fen)(fen)實現(xian)分(fen)(fen)離(li)。其工(gong)藝(yi)(yi)流(liu)(liu)程(cheng)也是(shi)三個(ge)步(bu)驟(zou)：（1）空(kong)氣(qi)(qi)(qi)(qi)壓(ya)縮及凈化(hua)。空(kong)氣(qi)(qi)(qi)(qi)經(jing)過(guo)(guo)過(guo)(guo)濾器(qi)和(he)干燥凈化(hua)器(qi)，去除水(shui)分(fen)(fen)、二氧(yang)(yang)化(hua)碳(tan)等雜質(zhi)，然后(hou)通過(guo)(guo)壓(ya)縮機壓(ya)縮。（2）在(zai)空(kong)分(fen)(fen)塔中(zhong)(zhong)(zhong)，通過(guo)(guo)冷卻、精餾等過(guo)(guo)程(cheng)將空(kong)氣(qi)(qi)(qi)(qi)分(fen)(fen)離(li)，產生純(chun)凈的液氮(dan)(dan)(dan)(dan)(dan)。（3）液氮(dan)(dan)(dan)(dan)(dan)通過(guo)(guo)汽化(hua)器(qi)被(bei)加(jia)熱(re)后(hou)，轉變為(wei)氣(qi)(qi)(qi)(qi)態氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)，供應(ying)給(gei)用(yong)(yong)(yong)(yong)戶使(shi)(shi)用(yong)(yong)(yong)(yong)。3、膜(mo)制(zhi)氮(dan)(dan)(dan)(dan)(dan)機工(gong)藝(yi)(yi)流(liu)(liu)程(cheng)：膜(mo)制(zhi)氮(dan)(dan)(dan)(dan)(dan)機是(shi)利(li)用(yong)(yong)(yong)(yong)高分(fen)(fen)子膜(mo)的選擇(ze)性滲透特征來(lai)實現(xian)氣(qi)(qi)(qi)(qi)體(ti)分(fen)(fen)離(li)的裝置，其工(gong)藝(yi)(yi)流(liu)(liu)程(cheng)有兩個(ge)步(bu)驟(zou)：（1）膜(mo)分(fen)(fen)離(li)。氣(qi)(qi)(qi)(qi)體(ti)通過(guo)(guo)高分(fen)(fen)子膜(mo)，利(li)用(yong)(yong)(yong)(yong)不同(tong)氣(qi)(qi)(qi)(qi)體(ti)在(zai)膜(mo)上的滲透速率不同(tong)，實現(xian)氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)和(he)其他氣(qi)(qi)(qi)(qi)體(ti)的分(fen)(fen)離(li)。（2）氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)輸(shu)出(chu)(chu)。純(chun)凈的氮(dan)(dan)(dan)(dan)(dan)氣(qi)(qi)(qi)(qi)通過(guo)(guo)膜(mo)分(fen)(fen)離(li)后(hou)供應(ying)使(shi)(shi)用(yong)(yong)(yong)(yong)。

三、制氮機多少錢一臺

制氮(dan)機的(de)價(jia)(jia)(jia)(jia)格一般(ban)受到型號規格、處理(li)能(neng)力(li)、生(sheng)產(chan)氮(dan)氣的(de)純(chun)度(du)、配置功能(neng)、生(sheng)產(chan)廠家等因素影響，小(xiao)型制氮(dan)機價(jia)(jia)(jia)(jia)格在幾千元(yuan)一臺(tai)到上萬(wan)元(yuan)甚至幾萬(wan)元(yuan)一臺(tai)左右(you)，一些高(gao)(gao)端(duan)的(de)小(xiao)型氮(dan)氣機具有高(gao)(gao)精度(du)、高(gao)(gao)純(chun)度(du)、低噪音等特性，價(jia)(jia)(jia)(jia)格也會相(xiang)應更高(gao)(gao)。中型制氮(dan)機（處理(li)能(neng)力(li)在10-100 Nm3/h）的(de)價(jia)(jia)(jia)(jia)格大(da)約(yue)為(wei)數(shu)萬(wan)至十多萬(wan)元(yuan)；而大(da)型制氮(dan)機（處理(li)能(neng)力(li)超過(guo)100 Nm3/h）的(de)價(jia)(jia)(jia)(jia)格可能(neng)達到數(shu)十萬(wan)元(yuan)甚至更高(gao)(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。