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  • 2023

    9-20

    氨(an)分(fen)(fen)(fen)(fen)解(jie)(jie)制氫(qing)裝置是一種重要的氫(qing)氣(qi)生產(chan)技術,它通過(guo)(guo)將氨(an)氣(qi)分(fen)(fen)(fen)(fen)解(jie)(jie)成氫(qing)氣(qi)和氮氣(qi),以獲得(de)高(gao)純度(du)的氫(qing)氣(qi)。裝置原(yuan)理:氨(an)分(fen)(fen)(fen)(fen)解(jie)(jie)制氫(qing)裝置基(ji)于氨(an)氣(qi)的化(hua)(hua)學(xue)反(fan)應式(shi):2NH?→N?+3H?。該裝置主(zhu)要由催(cui)(cui)化(hua)(hua)劑床、加(jia)熱(re)器(qi)(qi)(qi)、冷卻器(qi)(qi)(qi)、分(fen)(fen)(fen)(fen)離(li)器(qi)(qi)(qi)、循(xun)環(huan)器(qi)(qi)(qi)等組(zu)成。氨(an)氣(qi)在(zai)加(jia)熱(re)器(qi)(qi)(qi)中被加(jia)熱(re)至適宜的溫(wen)度(du),然后進(jin)入催(cui)(cui)化(hua)(hua)劑床,在(zai)催(cui)(cui)化(hua)(hua)劑的作用(yong)下發生分(fen)(fen)(fen)(fen)解(jie)(jie)反(fan)應產(chan)生氫(qing)氣(qi)和氮氣(qi)。分(fen)(fen)(fen)(fen)解(jie)(jie)后的氣(qi)體(ti)混合(he)物(wu)經(jing)過(guo)(guo)冷卻器(qi)(qi)(qi)進(jin)行冷卻,然后通過(guo)(guo)分(fen)(fen)(fen)(fen)離(li)器(qi)(qi)(qi)將氫(qing)氣(qi)和氮氣(qi)進(jin)行分(fen)(fen)(fen)(fen)離(li),最后再經(jing)過(guo)(guo)循(xun)環(huan)器(qi)(qi)(qi)回收未反(fan)應的氨(an)氣(qi),實現循(xun)環(huan)使用(yong)。催(cui)(cui)化(hua)(hua)劑:催(cui)(cui)化(hua)(hua)劑是氨(an)分(fen)(fen)(fen)(fen)解(jie)(jie)制氫(qing)裝置的關鍵(jian)部件之...

  • 2023

    2-21

    工業(ye)制(zhi)氧(yang)機是根據變壓(ya)(ya)吸附(fu)(fu)(fu)(fu)原理(li),采(cai)用高(gao)(gao)品(pin)質的沸石(shi)分(fen)子(zi)篩(shai)作為吸附(fu)(fu)(fu)(fu)劑,在(zai)(zai)一(yi)定的壓(ya)(ya)力(li)下,從(cong)空氣(qi)中制(zhi)取(qu)氧(yang)氣(qi)。經(jing)(jing)過純(chun)化干(gan)燥的壓(ya)(ya)縮空氣(qi),在(zai)(zai)吸附(fu)(fu)(fu)(fu)器中進行(xing)加壓(ya)(ya)吸附(fu)(fu)(fu)(fu)、減(jian)壓(ya)(ya)脫附(fu)(fu)(fu)(fu)。由(you)于(yu)空氣(qi)動力(li)學效應,氮在(zai)(zai)沸石(shi)分(fen)子(zi)篩(shai)微(wei)孔中擴散速率遠大于(yu)氧(yang),氮被沸石(shi)分(fen)子(zi)篩(shai)優先吸附(fu)(fu)(fu)(fu),氧(yang)在(zai)(zai)氣(qi)相中被富集起(qi)來,形成成品(pin)氧(yang)氣(qi)。然后經(jing)(jing)減(jian)壓(ya)(ya)至常壓(ya)(ya),吸附(fu)(fu)(fu)(fu)劑脫附(fu)(fu)(fu)(fu)所吸附(fu)(fu)(fu)(fu)的氮氣(qi)等雜質,實(shi)(shi)現(xian)再生。一(yi)般在(zai)(zai)系統中設置(zhi)兩個吸附(fu)(fu)(fu)(fu)塔(ta)(ta)(ta),一(yi)塔(ta)(ta)(ta)吸附(fu)(fu)(fu)(fu)產(chan)氧(yang),另一(yi)塔(ta)(ta)(ta)脫附(fu)(fu)(fu)(fu)再生,通過PLC程序控制(zhi)器控制(zhi)氣(qi)動閥的啟閉,使兩塔(ta)(ta)(ta)交(jiao)替(ti)循環,以實(shi)(shi)現(xian)連續生產(chan)高(gao)(gao)品(pin)質氧(yang)氣(qi)之(zhi)目的。整套...

  • 2022

    12-9

    工(gong)(gong)(gong)業(ye)(ye)制(zhi)(zhi)(zhi)氮(dan)(dan)機(ji)(ji)(ji)是(shi)一(yi)種(zhong)(zhong)廣泛應用于(yu)(yu)工(gong)(gong)(gong)業(ye)(ye)領域的專業(ye)(ye)設備,用于(yu)(yu)生產(chan)高純(chun)度的氮(dan)(dan)氣(qi)。本文(wen)將介(jie)紹工(gong)(gong)(gong)業(ye)(ye)制(zhi)(zhi)(zhi)氮(dan)(dan)機(ji)(ji)(ji)的原(yuan)理(li)、工(gong)(gong)(gong)作(zuo)過程(cheng)、主要應用領域以(yi)及優勢(shi)。一(yi)、原(yuan)理(li):工(gong)(gong)(gong)業(ye)(ye)專業(ye)(ye)制(zhi)(zhi)(zhi)氮(dan)(dan)機(ji)(ji)(ji)基(ji)于(yu)(yu)分子(zi)篩(shai)吸(xi)附原(yuan)理(li),利用分子(zi)篩(shai)對空(kong)(kong)氣(qi)中的氧(yang)氣(qi)和(he)雜質進(jin)(jin)行吸(xi)附,從而實(shi)現(xian)氮(dan)(dan)氣(qi)的分離(li)和(he)純(chun)化。分子(zi)篩(shai)是(shi)一(yi)種(zhong)(zhong)具(ju)有特殊孔結構的固體物(wu)質,通過選擇性吸(xi)附能力可以(yi)將氧(yang)氣(qi)和(he)其他氣(qi)體分離(li)開來。二、工(gong)(gong)(gong)作(zuo)過程(cheng):1、壓(ya)縮空(kong)(kong)氣(qi)進(jin)(jin)入(ru)制(zhi)(zhi)(zhi)氮(dan)(dan)機(ji)(ji)(ji):壓(ya)縮空(kong)(kong)氣(qi)經(jing)過過濾、冷卻等預處理(li)后(hou)進(jin)(jin)入(ru)工(gong)(gong)(gong)業(ye)(ye)制(zhi)(zhi)(zhi)氮(dan)(dan)機(ji)(ji)(ji)。2、吸(xi)附分離(li):壓(ya)縮空(kong)(kong)氣(qi)進(jin)(jin)入(ru)到制(zhi)(zhi)(zhi)氮(dan)(dan)機(ji)(ji)(ji)內的分子(zi)篩(shai)吸(xi)附器中,其中富含氧(yang)氣(qi)成分...

  • 2021

    12-14

    小(xiao)型廂(xiang)體(ti)式制氮(dan)機是以經(jing)過(guo)(guo)除(chu)油除(chu)水凈化處理后的(de)(de)壓(ya)縮空(kong)(kong)(kong)氣(qi)(qi)為原料(liao),以碳分(fen)(fen)子篩(shai)為吸(xi)(xi)(xi)附(fu)劑,在(zai)低壓(ya)狀態下,利用(yong)空(kong)(kong)(kong)氣(qi)(qi)中(zhong)(zhong)的(de)(de)氧(yang)(yang)(yang)和氮(dan)在(zai)碳分(fen)(fen)子篩(shai)中(zhong)(zhong)的(de)(de)擴散速率(lv)不同,將氧(yang)(yang)(yang)和氮(dan)在(zai)吸(xi)(xi)(xi)附(fu)塔(ta)中(zhong)(zhong)進行分(fen)(fen)離,使得(de)空(kong)(kong)(kong)氣(qi)(qi)中(zhong)(zhong)的(de)(de)氧(yang)(yang)(yang)氣(qi)(qi)停留在(zai)碳分(fen)(fen)子篩(shai)中(zhong)(zhong),氮(dan)氣(qi)(qi)則流出吸(xi)(xi)(xi)附(fu)塔(ta)進入(ru)氮(dan)氣(qi)(qi)儲(chu)罐,再經(jing)過(guo)(guo)濾(lv)輸出。當碳分(fen)(fen)子篩(shai)中(zhong)(zhong)所(suo)吸(xi)(xi)(xi)附(fu)的(de)(de)氧(yang)(yang)(yang)氣(qi)(qi)飽(bao)和后,壓(ya)縮空(kong)(kong)(kong)氣(qi)(qi)被切換進入(ru)另一只吸(xi)(xi)(xi)附(fu)塔(ta)進行同樣(yang)的(de)(de)吸(xi)(xi)(xi)附(fu)工作(zuo),吸(xi)(xi)(xi)附(fu)飽(bao)和的(de)(de)吸(xi)(xi)(xi)附(fu)塔(ta)則進行降壓(ya)解吸(xi)(xi)(xi)。這樣(yang)交替往復(fu)的(de)(de)吸(xi)(xi)(xi)附(fu)過(guo)(guo)程實現(xian)空(kong)(kong)(kong)氣(qi)(qi)的(de)(de)氮(dan)氧(yang)(yang)(yang)分(fen)(fen)離,從而連續(xu)產出所(suo)需氮(dan)氣(qi)(qi)。小(xiao)型廂(xiang)體(ti)式制氮(dan)機采(cai)用(yong)常溫下變壓(ya)吸(xi)(xi)(xi)附(fu)原理(PSA)分(fen)(fen)離空(kong)(kong)(kong)氣(qi)(qi)...

  • 2021

    10-27

    氣(qi)體(ti)純(chun)(chun)(chun)化設(she)備是(shi)將所(suo)需使用(yong)的(de)(de)(de)氣(qi)體(ti)內的(de)(de)(de)雜質(zhi)去除,將該氣(qi)體(ti)純(chun)(chun)(chun)度提升至99.99999%以上,例(li)如高純(chun)(chun)(chun)的(de)(de)(de)氮氣(qi),氫氣(qi),氧氣(qi),氬氣(qi)在工(gong)業生產中起到至關重(zhong)要(yao)的(de)(de)(de)作用(yong)。氣(qi)體(ti)純(chun)(chun)(chun)化設(she)備主要(yao)是(shi)根據原料(liao)氣(qi)中所(suo)含的(de)(de)(de)不同(tong)成分雜質(zhi)以及需要(yao)去處的(de)(de)(de)雜質(zhi),采用(yong)不同(tong)的(de)(de)(de)工(gong)藝對原料(liao)氣(qi)進(jin)行(xing)提純(chun)(chun)(chun)的(de)(de)(de)設(she)備。提純(chun)(chun)(chun)技(ji)術包括化學反(fan)應(ying)、物理吸附、化學吸附等(deng)。常用(yong)的(de)(de)(de)如催化反(fan)應(ying)、分子篩吸附、超低溫吸附、金屬吸氣(qi)劑吸附,鈀(ba)合(he)金膜擴散純(chun)(chun)(chun)化等(deng),常用(yong)工(gong)藝包括PSA,TPSA等(deng)。采用(yong)什么樣的(de)(de)(de)提純(chun)(chun)(chun)方法,利(li)用(yong)何種工(gong)藝主要(yao)取決于需分離(li)的(de)(de)(de)雜質(zhi)以及純(chun)(chun)(chun)化后(hou)的(de)(de)(de)雜...

  • 2021

    10-21

    氧(yang)(yang)氣的(de)(de)工業(ye)(ye)制(zhi)法是(shi)利用(yong)(yong)液(ye)(ye)(ye)氮(dan)的(de)(de)沸點(dian)(dian)比液(ye)(ye)(ye)態(tai)氧(yang)(yang)氣的(de)(de)沸點(dian)(dian)低(di),從而制(zhi)得工業(ye)(ye)氧(yang)(yang)氣。采用(yong)(yong)的(de)(de)方法為物(wu)理方法,首先采用(yong)(yong)低(di)溫(wen)加(jia)壓(ya)的(de)(de)方式(shi),將空氣液(ye)(ye)(ye)化。然后調節溫(wen)度,利用(yong)(yong)液(ye)(ye)(ye)態(tai)氮(dan)的(de)(de)沸點(dian)(dian)低(di)于液(ye)(ye)(ye)態(tai)氧(yang)(yang),將液(ye)(ye)(ye)態(tai)氮(dan)蒸騰出(chu)去,剩下的(de)(de)即主要為液(ye)(ye)(ye)態(tai)氧(yang)(yang)。隨(sui)著變壓(ya)吸附制(zhi)氧(yang)(yang)規模逐年(nian)增大(da)、可靠(kao)性逐年(nian)提高及(ji)制(zhi)氧(yang)(yang)電耗(hao)的(de)(de)逐漸降低(di),同時該技術(shu)具有(you)操作靈活(huo)、負荷調節簡單、電耗(hao)低(di)、裝置(zhi)建設周期短以及(ji)安(an)全性高等(deng)優(you)點(dian)(dian),對(dui)于需要靈活(huo)使用(yong)(yong)富氧(yang)(yang)的(de)(de)行(xing)業(ye)(ye),無疑可成為深冷制(zhi)氧(yang)(yang)的(de)(de)替代工藝。其應用(yong)(yong)范圍也在逐年(nian)擴大(da),近(jin)幾年(nian),變壓(ya)吸附制(zhi)氧(yang)(yang)工藝在鋼鐵(tie)、有(you)色冶金、化...

  • 2021

    9-30

    工業(ye)制(zhi)氧(yang)是利用(yong)(yong)空(kong)氣(qi)分(fen)(fen)離(li)(li)(li)或水分(fen)(fen)解的(de)(de)方法大(da)量(liang)(liang)制(zhi)取氧(yang)氣(qi),原料來源廣泛,充(chong)分(fen)(fen)利用(yong)(yong)了物(wu)質(zhi)的(de)(de)物(wu)理性質(zhi)和化(hua)學性質(zhi),可以(yi)降低成本。工業(ye)制(zhi)氧(yang)機(ji)選(xuan)(xuan)用(yong)(yong)的(de)(de)是高科技雙極制(zhi)氧(yang)技術,儀器中(zhong)的(de)(de)制(zhi)氧(yang)模塊在常壓(ya)(ya)下自(zi)動(dong)選(xuan)(xuan)擇空(kong)氣(qi)中(zhong)的(de)(de)氧(yang)分(fen)(fen)子并使之電離(li)(li)(li)成負氧(yang)離(li)(li)(li)子,根(gen)據正極的(de)(de)引力將負氧(yang)離(li)(li)(li)子吸進模塊,負氧(yang)離(li)(li)(li)子在做到正極后釋放出來電子并轉變成氧(yang)氣(qi),其(qi)純凈度可以(yi)達到約99%,再根(gen)據空(kong)氣(qi)泵混入空(kong)氣(qi)協商出氧(yang)濃(nong)(nong)度和出供(gong)氣(qi)量(liang)(liang),獲得約30%-99%的(de)(de)濃(nong)(nong)度較高的(de)(de)氧(yang)氣(qi)。工作(zuo)流程:工業(ye)制(zhi)氧(yang)機(ji)是根(gen)據變壓(ya)(ya)吸附(fu)原理,采(cai)用(yong)(yong)沸(fei)石分(fen)(fen)子篩作(zuo)為吸附(fu)劑,由于沸(fei)...

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