Ƙungiyar HKU ta sami nasarar haɓaka "bakin ƙarfe don samar da hydrogen"

Bakin karfe shine taƙaitaccen ƙarfe mai jure acid. Nau'in ƙarfe waɗanda ke da juriya ga raunin gurɓatattun kafofin watsa labarai kamar iska, tururi, da ruwa ko bakin karfe ana kiran su bakin karfe. Kalmar “Bakin Karfe” ba wai kawai tana nufin nau’in bakin karfe ne kawai ba, a’a tana nufin nau’ikan bakin karfe sama da dari ne na masana’antu, kowanne daga cikinsu an ɓullo da shi don samun kyakkyawan aiki a takamaiman filin aikace-aikacensa.

Bakin karfe wani sinadari ne na musamman wanda babban sinadaransa ya hada da iron, chromium, nickel, molybdenum da sauran abubuwa. Matsaloli daban-daban da abubuwan da ke ciki daban-daban na waɗannan abubuwan sun ƙayyade kaddarorin da amfani da bakin karfe. Yanzu zan gabatar muku da wani sabon nau'in bakin karfe na musamman.

Tawagar Farfesa Huang Mingxin daga Sashen Injiniya na Jami'ar Hong Kong sun yi nasarar kera "Bakin Karfe don samar da hydrogen". Juriyar lalata ruwan gishiri da aikin samar da hydrogen sun fi na bakin karfe na gargajiya nesa ba kusa ba. Idan aka yi amfani da shi a masana'antu, zai rage farashin samar da hydrogen ta hanyar amfani da ruwan teku na lantarki, ta yadda zai ba da gudummawar hydrogen don haɓaka masana'antar makamashi da fahimtar kololuwar carbon da tsaka tsaki na carbon.

An fahimci cewa a halin yanzu amfani da ruwa mai tsaftataccen ruwan teku ko acidic mafita don samar da hydrogen yawanci yana amfani da kayan titanium mai tsada mai tsada ko platinum da aka yi da shi a matsayin abubuwan da aka gyara tantanin halitta na electrolytic. A wannan mataki, gabaɗayan farashin kayan aikin lantarki na PEM mai ƙarfin 10MW ya kai kusan dalar Amurka miliyan 17.8, wanda adadin kuɗin da ake buƙata na sassa na tsarin zai iya kaiwa 53%. Ana sa ran sabon bakin karfen da kungiyar Farfesa Huang Mingxin ta samar zai rage tsadar kayan aikin da kusan sau 40.

"Bakin Karfe don samar da hydrogen" na iya samar da hydrogen kai tsaye a cikin ruwan gishiri, kuma yana iya maye gurbin kayan haɗin ginin titanium mai tsafta, yana sanya farashin kayan aikin ginin sau da yawa mai rahusa, yana samar da fasahar samar da ruwa mai yuwuwa da tattalin arziki mai fa'ida wanda har yanzu yake cikin bincike da ci gaban mataki. s mafita.

An buga takardar bincike na yanzu a cikin Materials A Yau. "Bakin Karfe don samar da hydrogen" yana neman izinin mallakar ƙasa da yawa, biyu daga cikinsu an ba su izini, kuma kamfanonin makamashin hydrogen sun nuna sha'awar haɗin gwiwa.