GDE shine taƙaitaccen bayanin lantarki na watsa gas, wanda ke nufin lantarki na watsa gas. A cikin tsarin ƙera shi, ana shafa mai a kan layin watsa gas a matsayin jikin tallafi, sannan a matse GDE a duka ɓangarorin membrane na proton ta hanyar matse zafi don samar da lantarki na membrane.
Wannan hanya tana da sauƙi kuma ta girma, amma tana da rashin amfani guda biyu. Na farko, layin catalytic da aka shirya ya yi kauri, yana buƙatar ƙarin nauyin Pt, kuma ƙimar amfani da catalytic ba ta da yawa. Na biyu, hulɗar da ke tsakanin layin catalytic da membrane na proton ba ta da kusanci sosai, wanda ke haifar da ƙaruwar juriyar haɗin gwiwa, kuma aikin gaba ɗaya na membrane electrode ba shi da yawa. Saboda haka, an kawar da electrode membrane na GDE gaba ɗaya.
Ka'idar aiki:
Abin da ake kira layin rarraba iskar gas yana tsakiyar lantarki. Idan babu matsin lamba sosai, electrolytes suna fita daga wannan tsarin mai rami. Ƙaramin juriyar kwarara yana tabbatar da cewa iskar za ta iya gudana cikin sauƙi a cikin lantarki. A ɗan ƙaramin matsin iska mai girma, electrolytes ɗin da ke cikin tsarin rami suna iyakance ga layin aiki. Layer ɗin saman da kansa yana da ƙananan ramuka waɗanda iskar ba za ta iya gudana ta cikin electrodes ɗin zuwa electrolyte ba, koda a lokacin matsin lamba mafi girma. Ana yin wannan electrode ta hanyar watsawa da kuma sintering na gaba ko matsi mai zafi. Don samar da electrodes masu layi da yawa, ana watsa kayan da aka yi da kyau a cikin mold kuma a santsi. Sannan, ana amfani da wasu kayan a cikin layuka da yawa kuma ana amfani da matsin lamba.
Lokacin Saƙo: Fabrairu-27-2023