Ukusakazwa Kwe-Hydrogen kanye ne-Alkali ku-Alkaline Electrolyzer Water Electrolysis Inqubo Yokukhiqiza I-Hydrogen

Enqubweni yokukhiqizwa kwe-hydrogen ye-alkaline electrolyzer, indlela yokwenza idivayisi isebenze ngokuzinzile, ngaphezu kwekhwalithi ye-electrolyzer uqobo, lapho inani lokujikeleza kwe-lye kwesimo nalo liyisici esibalulekile sethonya.

Muva nje, eMhlanganweni Wokushintshana Kwezobuchwepheshe Bokukhiqiza Ukuphepha we-China Industrial Gases Association Hydrogen Professional Committee's Safety Production Technology Exchange Meeting, uHuang Li, inhloko ye-Hydrogen Water Electrolysis Hydrogen Operation and Maintenance Program, wabelane ngolwazi lwethu mayelana nokusetha ivolumu yokujikeleza kwe-hydrogen ne-lye enkambisweni yangempela yokuhlola nokusebenza nokulungisa.

Okulandelayo yiphepha lokuqala.

——————

Ngaphansi kwesizinda sesu likazwelonke le-dual-carbon, i-Ally Hydrogen Energy Technology Co., Ltd, ebilokhu igxile ekukhiqizweni kwe-hydrogen iminyaka engama-25 futhi yayiyiyona yokuqala ukuzibandakanya emkhakheni wamandla e-hydrogen, isiqalile ukwandisa intuthuko yobuchwepheshe be-hydrogen eluhlaza kanye nemishini, okuhlanganisa ukuklama ama-electrolysis tank runners, ukukhiqizwa kwemishini, ukufakwa kwe-electrode plating, kanye nokuhlolwa kwe-electrolysis tank kanye nokusebenza kanye nokugcinwa kwayo.

OkukodwaIsimiso Sokusebenza Se-Alkaline Electrolyzer

Ngokudlula ugesi oqondile nge-electrolyzer egcwele i-electrolyte, ama-molecule amanzi asabela ngogesi kuma-electrode bese ebola abe yi-hydrogen ne-oxygen. Ukuze kuthuthukiswe ukuhanjiswa kwe-electrolyte, i-electrolyte evamile iyisisombululo samanzi esinokuqukethwe okungu-30% we-potassium hydroxide noma u-25% we-sodium hydroxide.

I-electrolyzer yakhiwe ngamaseli amaningana e-electrolytic. Igumbi ngalinye le-electrolysis lakhiwe yi-cathode, i-anode, i-diaphragm kanye ne-electrolyte. Umsebenzi oyinhloko we-diaphragm ukuvimbela ukungena kwegesi. Engxenyeni engezansi ye-electrolyzer kukhona indawo yokungena neyokuphuma evamile, ingxenye engenhla yengxube yegesi-uketshezi yesiteshi sokugeleza kwe-alkali kanye ne-oxy-alkali. Idluliselwa ku-voltage ethile yamanje aqondile, lapho i-voltage idlula i-voltage yokubola kwethiyori yamanzi engu-1.23v kanye ne-voltage engathathi hlangothi yokushisa engu-1.48V ngaphezu kwenani elithile, i-electrode kanye nokusabela kwe-redox yesixhumi esibonakalayo soketshezi kwenzeka, amanzi ayabola abe yi-hydrogen kanye ne-oxygen.

Indlela i-lye esakazwa ngayo

1️⃣I-Hydrogen, i-Oxygen Side Lye Mixed Cycle

Kulolu hlobo lokujikeleza kwegazi, i-lye ingena kumpompi wokujikeleza kwe-lye ngepayipi elixhumanisayo phansi kwesihlukanisi se-hydrogen kanye nesihlukanisi se-oxygen, bese ingena emakamelweni e-cathode kanye ne-anode e-electrolyzer ngemva kokupholisa nokuhlunga. Izinzuzo zokujikeleza kwegazi okuxubile isakhiwo esilula, inqubo emfushane, izindleko eziphansi, futhi kungaqinisekisa ubukhulu obufanayo bokujikeleza kwe-lye emakamelweni e-cathode kanye ne-anode e-electrolyzer; ububi ukuthi ngakolunye uhlangothi, kungathinta ubumsulwa be-hydrogen kanye ne-oxygen, kanti ngakolunye uhlangothi, kungabangela ukuthi izinga lesihlukanisi se-hydrogen-oxygen lingalungiseki, okungaholela engcupheni eyengeziwe yokuxuba i-hydrogen-oxygen. Njengamanje, uhlangothi lwe-hydrogen-oxygen lomjikelezo wokuxuba i-lye luyinqubo evame kakhulu.

2️⃣Ukujikeleza okuhlukile kwe-hydrogen kanye ne-oxygen side lye

Lolu hlobo lokujikeleza ludinga amaphampu amabili okujikeleza kwe-lye, okungukuthi ukujikeleza okubili kwangaphakathi. I-lye engezansi kwesihlukanisi se-hydrogen idlula ephampini yokujikeleza eseceleni kwe-hydrogen, ipholiswe futhi ihlungwe, bese ingena ekamelweni le-cathode le-electrolyzer; i-lye engezansi kwesihlukanisi se-oxygen idlula ephampini yokujikeleza eseceleni kwe-oxygen, ipholiswe futhi ihlungwe, bese ingena ekamelweni le-anode le-electrolyzer. Inzuzo yokujikeleza okuzimele kwe-lye ukuthi i-hydrogen ne-oxygen ekhiqizwa yi-electrolysis kuhlanzekile kakhulu, kugwema ngokomzimba ingozi yokuxuba i-hydrogen ne-oxygen separator; ububi ukuthi isakhiwo nenqubo kuyinkimbinkimbi futhi kuyabiza, futhi kuyadingeka ukuqinisekisa ukuhambisana kwesilinganiso sokugeleza, ikhanda, amandla kanye nezinye izilinganiso zamaphampu ezinhlangothini zombili, okwandisa ubunzima bokusebenza, futhi kubeke phambili isidingo sokulawula ukuzinza kwezinhlangothi zombili zesistimu.

Ithonya Elithathu Lesilinganiso Sokujikeleza Kwe-Lye Ekukhiqizweni Kwe-hydrogen Ngamanzi E-Electrolytic kanye Nesimo Sokusebenza Se-Electrolyzer

1️⃣Ukujikeleza ngokweqile kwe-lye

（1）Umphumela ekuhlanzekeni kwe-hydrogen kanye ne-oxygen

Ngenxa yokuthi i-hydrogen ne-oxygen zinokuncibilika okuthile ku-lye, ivolumu yokujikeleza mkhulu kakhulu kangangokuthi inani eliphelele le-hydrogen ne-oxygen encibilikisiwe liyakhula futhi lingene ekamelweni ngalinye ne-lye, okubangela ukuba ubumsulwa be-hydrogen ne-oxygen bunciphe endaweni yokukhipha i-electrolyzer; ivolumu yokujikeleza mkhulu kakhulu kangangokuthi isikhathi sokugcina sesihlukanisi se-hydrogen ne-oxygen liquid sifushane kakhulu, futhi igesi engakahlukaniswa ngokuphelele ibuyiselwa ngaphakathi kwe-electrolyzer ne-lye, okuthinta ukusebenza kahle kwe-electrochemical reaction ye-electrolyzer kanye nobumsulwa be-hydrogen ne-oxygen, futhi lokhu kuzothinta ukusebenza kahle kwe-electrochemical reaction ku-electrolyzer kanye nobumsulwa be-hydrogen ne-oxygen, futhi kuzothinta kakhulu ikhono lemishini yokuhlanza i-hydrogen ne-oxygen yokukhipha i-hydrogen ne-oxygen kanye ne-deoxygenate, okuholela emphumeleni omubi wokuhlanzwa kwe-hydrogen ne-oxygen futhi kuthinte ikhwalithi yemikhiqizo.

（2） Umphumela ekushiseni kwethangi

Ngaphansi kwesimo sokuthi izinga lokushisa lokukhipha le-lye cooler lingashintshi, ukugeleza kwe-lye okuningi kakhulu kuzosusa ukushisa okwengeziwe ku-electrolyzer, okubangela ukuthi izinga lokushisa lethangi lehle futhi amandla akhuphuke.

（3）Umphumela kumandla kagesi kanye ne-voltage

Ukugeleza ngokweqile kwe-lye kuzothinta ukuzinza kwamandla kagesi kanye ne-voltage. Ukugeleza ngokweqile koketshezi kuzophazamisa ukuguquguquka okuvamile kwamandla kagesi kanye ne-voltage, okubangela ukuthi amandla kagesi kanye ne-voltage kungabi lula ukuzinza, okubangela ukuguquguquka esimweni sokusebenza sekhabhinethi yokulungisa kanye ne-transformer, ngaleyo ndlela kuthinte ukukhiqizwa kanye nekhwalithi ye-hydrogen.

(4) Ukusetshenziswa kwamandla okwandisiwe

Ukugeleza kwe-lye ngokweqile kungaholela ekusetshenzisweni kwamandla okwandisiwe, izindleko zokusebenza ezandisiwe kanye nokusebenza kahle kwamandla kwesistimu okuncishisiwe. Ikakhulukazi ekwandeni kohlelo lokujikeleza kwamanzi abandayo olusizayo kanye nesifutho sokujikeleza kwangaphandle kanye nefeni, umthwalo wamanzi abandayo, njll., ukuze ukusetshenziswa kwamandla kwande, ukusetshenziswa kwamandla okuphelele kwande.

(5) Imbangela yokwehluleka kwemishini

Ukujikeleza kwe-lye ngokweqile kwandisa umthwalo kuphampu yokujikeleza kwe-lye, okuhambisana nokwanda kwesilinganiso sokugeleza, ukucindezela kanye nokushintshashintsha kwezinga lokushisa ku-electrolyzer, okuthinta ama-electrode, ama-diaphragm kanye nama-gasket ngaphakathi kwe-electrolyzer, okungaholela ekungasebenzi kahle kwemishini noma ekulimaleni, kanye nokwanda komsebenzi wokulungisa nokulungisa.

2️⃣Ukujikeleza kwegazi kwe-Lye kuncane kakhulu

（1）Umphumela ekushiseni kwethangi

Uma ivolumu ejikelezayo ye-lye inganele, ukushisa okuku-electrolyzer akunakususwa ngesikhathi, okuholela ekwandeni kwezinga lokushisa. Indawo yokushisa ephezulu yenza umfutho womhwamuko wamanzi esigabeni segesi ukhuphuke futhi okuqukethwe kwamanzi kukhuphuke. Uma amanzi engakwazi ukugoba ngokwanele, azokwandisa umthwalo wohlelo lokuhlanza futhi athinte umphumela wokuhlanza, futhi azothinta nomthelela nesikhathi sokuphila kwe-catalyst kanye ne-adsorbent.

（2）Umthelela empilweni ye-diaphragm

Indawo eshisayo eqhubekayo izosheshisa ukuguga kwe-diaphragm, yenze ukusebenza kwayo kwehle noma kuqhume, kube lula ukubangela i-diaphragm ezinhlangothini zombili ze-hydrogen ne-oxygen, okuthinta ubumsulwa be-hydrogen ne-oxygen. Lapho ukungena kwe-hydrogen ne-oxygen kusondela emkhawulweni ophansi wokuqhuma ukuze amathuba okuba yingozi ye-electrolyzer akhuphuke kakhulu. Ngesikhathi esifanayo, izinga lokushisa eliphezulu eliqhubekayo lizophinde libangele umonakalo wokuvuza ku-gasket yokuvala, kufinyeze impilo yayo yenkonzo.

（3）Umphumela kuma-electrode

Uma inani elijikelezayo le-lye lincane kakhulu, igesi ekhiqizwayo ayikwazi ukuphuma ngokushesha enkabeni esebenzayo ye-electrode, futhi ukusebenza kahle kwe-electrolysis kuyathinteka; uma i-electrode ingakwazi ukuxhumana ngokugcwele ne-lye ukuze yenze ukusabela kwe-electrochemical, kuzokwenzeka ukungasebenzi kahle kokukhipha ingxenye kanye nokushiswa okomile, okusheshisa ukuchitheka kwe-catalyst ku-electrode.

（4）Umphumela ku-voltage yeseli

Inani le-lye elijikelezayo lincane kakhulu, ngoba amabhamuza e-hydrogen ne-oxygen akhiqizwa enkabeni esebenzayo ye-electrode awakwazi ukususwa ngesikhathi, futhi inani lamagesi ancibilikisiwe ku-electrolyte liyakhula, okubangela ukwanda kwe-voltage yegumbi elincane kanye nokwenyuka kokusetshenziswa kwamandla.

Izindlela Ezine Zokunquma Izinga Lokujikeleza Kwe-Lye Elifanele

Ukuze kuxazululwe izinkinga ezingenhla, kuyadingeka ukuthatha izinyathelo ezifanayo, njengokuhlola njalo uhlelo lokujikeleza kwe-lye ukuqinisekisa ukusebenza kwalo okuvamile; ukugcina izimo ezinhle zokushabalalisa ukushisa ezizungeze i-electrolyzer; kanye nokulungisa amapharamitha okusebenza e-electrolyzer, uma kudingeka, ukuze kugwenywe ukwenzeka kokujikeleza kwe-lye okukhulu kakhulu noma okuncane kakhulu.

Izinga lokugeleza kwe-lye elifanele kakhulu lidinga ukunqunywa ngokusekelwe kumapharamitha athile obuchwepheshe be-electrolyzer, njengosayizi we-electrolyzer, inani lamakamelo, ingcindezi yokusebenza, izinga lokushisa lokusabela, ukukhiqizwa kokushisa, ukuhlushwa kwe-lye, i-lye cooler, i-hydrogen-oxygen separator, ubuningi bamanje, ubumsulwa begesi nezinye izidingo, ukuqina kwemishini kanye namapayipi nezinye izici.

Amapharamitha Obuchwepheshe Ubukhulu:

osayizi 4800x2240x2281mm

isisindo esiphelele 40700Kg

Usayizi wekamelo osebenzayo1830, Inani lamakamelo angu-238

Ubuningi bamanje be-Electrolyzer 5000A/m²

ingcindezi yokusebenza engu-1.6Mpa

izinga lokushisa lokusabela 90℃±5℃

Iqoqo elilodwa lomkhiqizo we-electrolyzer ivolumu ye-hydrogen engu-1300Nm³/h

I-Oxygen Yomkhiqizo 650Nm³/h

i-voltage yamanje eqondile ye-n13100A, i-dc 480V

I-Lye Cooler Φ700x4244mm

indawo yokushintshanisa ukushisa 88.2m²

Isihlukanisi se-hydrogen ne-oxygen Φ1300x3916mm

isihlukanisi se-oxygen Φ1300x3916mm

Ukuhlushwa kwesisombululo se-potassium hydroxide 30%

Inani lokumelana namanzi ahlanzekile >5MΩ·cm

Ubudlelwano phakathi kwesisombululo se-potassium hydroxide kanye ne-electrolyzer:

Yenza amanzi ahlanzekile aqhubekisele phambili, akhiphe i-hydrogen ne-oxygen, futhi asuse ukushisa. Ukugeleza kwamanzi apholile kusetshenziselwa ukulawula izinga lokushisa le-lye ukuze izinga lokushisa lokusabela kwe-electrolyzer lizinze, futhi ukukhiqizwa kokushisa kwe-electrolyzer kanye nokugeleza kwamanzi apholile kusetshenziselwa ukulinganisa ibhalansi yokushisa yesistimu ukuze kufezwe isimo sokusebenza esingcono kakhulu kanye nemingcele yokusebenza esindisa amandla kakhulu.

Ngokusekelwe emisebenzini yangempela:

Ukulawula ivolumu yokujikeleza kwe-Lye ku-60m³/h，

Ukugeleza kwamanzi okupholisa kuvula cishe ku-95%,

Izinga lokushisa lokusabela kwe-electrolyzer lilawulwa ku-90°C uma umthwalo ugcwele,

Isimo esihle kakhulu ukusetshenziswa kwamandla kagesi i-electrolyzer DC kungu-4.56 kWh/Nm³H₂.

Ezinhlanufingqa

Ngamafuphi, ivolumu yokujikeleza kwe-lye iyipharamitha ebalulekile enkambisweni yokukhiqizwa kwe-hydrogen nge-electrolysis yamanzi, ehlobene nokuhlanzeka kwegesi, i-voltage yegumbi, izinga lokushisa le-electrolyzer kanye neminye imingcele. Kuyafaneleka ukulawula ivolumu yokujikeleza ngezikhathi ezingu-2 ~ 4/h/min zokufakwa esikhundleni kwe-lye ethangini. Ngokulawula ngempumelelo ivolumu yokujikeleza kwe-lye, kuqinisekisa ukusebenza okuzinzile nokuphephile kwemishini yokukhiqiza i-hydrogen nge-electrolysis yamanzi isikhathi eside.

Enqubweni yokukhiqiza i-hydrogen nge-electrolysis yamanzi ku-alkaline electrolyzer, ukwenziwa ngcono kwamapharamitha esimo sokusebenza kanye nomklamo we-electrolyzer runner, kuhlanganiswe nezinto ze-electrode kanye nokukhethwa kwezinto ze-diaphragm kuyisihluthulelo sokwandisa ugesi, ukunciphisa i-voltage yethangi kanye nokonga ukusetshenziswa kwamandla.

--Xhumana nathi--

Ucingo: +86 028 6259 0080

Ifeksi: +86 028 6259 0100

E-mail: tech@allygas.com