Ana amfani da hydrogen sosai a cikin ƙarfe, ƙarfe, masana'antar sinadarai, likitanci, masana'antar haske, kayan gini, kayan lantarki da sauran fannoni. Fasahar gyara methanol don samar da hydrogen yana da fa'idodin ƙarancin saka hannun jari, babu gurɓatacce, da sauƙin aiki. An yi amfani da shi sosai a kowane nau'in shukar hydrogen mai tsabta.
Mix methanol da ruwa a cikin wani rabo, matsawa, zafi, vaporize da overheat da cakuda kayan don isa wani zazzabi da matsa lamba, sa'an nan a gaban mai kara kuzari, methanol fatattaka dauki da CO canjawa dauki yi a lokaci guda, da kuma samar da wani mai kara kuzari. cakuda gas tare da H2, CO2 da ƙaramin adadin CO.
Dukkan tsari shine tsari na endothermic. Ana ba da zafi da ake buƙata don amsawa ta hanyar kewayawar mai sarrafa zafi.
Don adana makamashin zafi, cakuda gas ɗin da aka samar a cikin reactor yana yin musanyar zafi tare da ruwan cakuda kayan, sannan kuma a wanke a cikin hasumiya mai tsarkakewa. An raba ruwan cakuda ruwan da aka yi da ruwa da tsarin wankewa a cikin hasumiya mai tsarkakewa. Abubuwan da ke tattare da wannan cakuda ruwan shine yafi ruwa da methanol. Ana mayar da shi zuwa tankin albarkatun kasa don sake amfani da shi. Ana aika ƙwararriyar iskar gas ɗin zuwa sashin PSA.
Halayen Fasaha
1. Babban haɓakawa (daidaitacce modularization), m bayyanar, babban daidaitawa akan ginin ginin: babban na'urar da ke ƙasa 2000Nm3/h za a iya tsallakewa da kawowa gaba ɗaya.
2. Diversification na dumama hanyoyin: catalytic hadawan abu da iskar shaka dumama; Kai dumama hayaki gas zagayawa dumama; Fuel zafi conduction man tanderun dumama; Electric dumama zafi conduction mai dumama.
3. Ƙananan kayan aiki da amfani da makamashi, ƙananan farashin samarwa: ƙananan amfani da methanol na 1Nm3hydrogen yana da tabbacin zama <0.5kg. Aiki na ainihi shine 0.495kg.
4. Hierarchical dawo da makamashin zafi: ƙara yawan amfani da makamashin zafi da rage samar da zafi da 2%;
5. Balagagge fasaha, aminci da abin dogara
6. M albarkatun albarkatun kasa, dacewa sufuri da ajiya
7. Hanya mai sauƙi, babban aiki da kai, mai sauƙin aiki
8. Muhalli, rashin gurbacewa
Mix methanol da ruwa a cikin wani rabo, matsawa, zafi, vaporize da overheat da cakuda kayan don isa wani zazzabi da matsa lamba, sa'an nan a gaban mai kara kuzari, methanol fatattaka dauki da CO canjawa dauki yi a lokaci guda, da kuma samar da wani mai kara kuzari. cakuda gas da H2, CO2da kuma ƙaramin adadin ragowar CO.
Fatsawar methanol wani nau'i ne mai rikitarwa mai rikitarwa tare da iskar gas da kuma ingantaccen halayen sinadarai
Babban halayen:
| CH3OH |
| CO + H2O |
Takaitaccen martani:
CH3OH + H2O CO2+ 3H2- 49.5kJ/mol |
Dukkan tsari shine tsari na endothermic. Ana ba da zafi da ake buƙata don amsawa ta hanyar kewayawar mai sarrafa zafi.
Don adana makamashin zafi, cakudar gas ɗin da aka samar a cikin reactor yana yin musanyar zafi tare da cakuda ruwan kayan, sannan kuma a wanke a cikin hasumiya mai tsarkakewa. An raba ruwan cakuda ruwan da aka yi da ruwa da tsarin wankewa a cikin hasumiya mai tsarkakewa. Abubuwan da ke tattare da wannan cakuda ruwan shine yafi ruwa da methanol. Ana mayar da shi zuwa tankin albarkatun kasa don sake amfani da shi. Ana aika ƙwararriyar iskar gas ɗin zuwa sashin PSA.
Matsakaicin Swing Adsorption (PSA) ya dogara ne akan tallan ƙwayoyin iskar gas a zahiri na wani takamaiman abin talla (porous m abu). Adsorbent yana da sauƙi don ƙaddamar da abubuwan da ke tafasa da yawa kuma yana da wuya a ƙaddamar da ƙananan abubuwan tafasa a matsa lamba ɗaya. Adadin adsorption yana ƙara yawan matsa lamba kuma yana raguwa a ƙarƙashin ƙananan matsa lamba. Lokacin da iskar gas ɗin abinci ta ratsa ta gadon adsorption a ƙarƙashin wani matsi, zaɓaɓɓen ƙazanta masu tafasa ana zaɓan zaɓaɓɓu kuma ƙaramin tafasar hydrogen wanda ba a haɗa shi cikin sauƙi yana fita. An gane rabuwar hydrogen da abubuwan da ba su da tsabta.
Bayan tsarin tallan, adsorbent yana lalata ƙazantar da aka sha lokacin da ake rage matsa lamba ta yadda za'a iya sake haifar da shi don ƙarawa kuma ya sake raba ƙazanta.
1. H2 Maimaituwa daga cakuda iskar gas mai wadatar H2 (PSA-H2)
Tsafta: 98% ~ 99.999%
2. CO2 Rabuwa da tsarkakewa (PSA - CO2)
Tsafta: 98 ~ 99.99%.
3. CO Rabuwa da Tsarkakewa (PSA - CO)
Tsafta: 80% ~ 99.9%
4. Cire CO2 (PSA – CO2 Cire)
Tsafta: <0.2%
5. PSA – C₂+ Cire
* Tsarin samar da iskar oxygen na VPSA yana aiwatar da ƙira na “na musamman” bisa ga tsayin daka daban-daban na mai amfani, yanayin yanayi, girman na'urar, tsabtar oxygen (70% ~ 93%).
