Igwe ụfụfụ ọla - Mmalite arụmarụ nke mkpụrụ ndụ oyi

Azụmahịaígwè foamsugbu a bụ ezigbo nhọrọ maka ndị na-agba ọsọ oge ochie maka mkpụrụ ndụ mmanụ ọkụ n'ihi microstructure porous ha, nnukwu porosity, na ike ọrụ dị mma.
Nke mbụ, a na-enyocha arụmọrụ polarization nke batrị n'okpuru ọnọdụ ọrụ nkịtị na ụlọ okpomọkụ. N'iburu n'uche na cathode bụ isi electrode nke na-egbochi arụmọrụ batrị ahụ, a na-eji ụzọ mgbaba na-adaba adaba maka anode nke ma otu mkpụrụ ndụ, a na-ejikwa ụzọ myirịta na-asọ asọ maka cathode nwere oghere nickel-metal foam eruba, n'otu n'otu.
Iji gosipụta nke ọma n'ụzọ doro anya ọdịiche dị iche iche na-asọpụta na arụmọrụ dị iche iche na mpaghara abụọ ahụ na-asọpụta, ọmụmụ ihe ahụ jiri oghere mkpụrụ ndụ dị gịrịgịrị nke nwere oke 1.5 cm × 20 cm (gasị ahụ niile na-asọba n'akụkụ ogologo), nke tụfuru cell mbụ. arụmọrụ, ya mere, arụmọrụ polarization cell adịghị elu. Na mgbakwunye, a na-eji otu MEA (Nafion-112) mee ihe maka mkpụrụ ndụ abụọ na ule. N'ihi na elu curvature nke obere eruba ọwa na ụfụfụ metal eruba ubi, nrụgide dobe na abụọ nsọtụ dị elu ma e jiri ya tụnyere mfe ogologo ogologo eruba ọwa na ot eruba ubi, nke enhances gas ọkọnọ na cathode, na-arụ ọrụ. nrụgide, na ọnụego nke mmeghachi omume electrochemical, ma n'otu oge ahụ, ọ dị mkpa ka ọ na-eri ike ikuku gas na-agbanye ike ruo n'ókè ụfọdụ ma na-abawanye ụba mgbapụta. Njupụta ike kachasị dị elu maka sel nwereígwè ụfụfụmpaghara eruba, ebe ọ na-adị ala, njupụta ike dị ntakịrị ala karịa nke sel ubi mgbaba a na-ahụkarị. N'ozuzu, uru dị n'iji ebe mgbaba ụfụfụ ígwè ka dị ịrịba ama. Na ogologo oge, n'ihi na ndị ọzọ edo gas na mmiri mmiri mmiri eruba na ụfụfụ metal eruba ubi, a mkpumkpu eruba ubi nwere ike iji na ngwa bara uru, ma ọ bụ ojiji nke cathode na anode vetikal cross-supply (anode gas na-eru n'akụkụ nke ogologo n'akụkụ nke omenala eruba ọwa, cathode gas na-aga n'akụkụ nkenke akụkụ nke ụfụfụ eruba ubi), nke n'ihu na-ebelata pumping mfu nke cathode inlet na ntinye nrụgide dobe, na otú a na-atụ anya na-aghọta nkwalite nke arụmọrụ batrị, na ọbụna na-ejigide njupụta ike tụnyere ma ọ bụ ọbụna dị elu karịa ọwa ịgba ọsọ omenala, nke a ga-enweta na ogologo oge. Ya mere, a na-atụ anya ka ọ ghọta nkwalite arụmọrụ cell ka ọ na-ejigide mgbapụta mgbapụta tụnyere ma ọ bụ ọbụna dị ala karịa nke ọwa mmiri na-asọ asọ.
N'aka nke ọzọ, iji lebara nchegbu nke sub-efu mmalite ọnọdụ, anyị comprehensively tụnyere ike mmalite arụmọrụ nke mmanụ ụgbọala cell na ụfụfụ metal eruba ubi na ot yiri eruba ọwa na cathode n'okpuru mgbe niile ugbu a na mgbe niile voltaji ụdịdị, karị.
N'aka nke ọzọ, n'ihi na-ewu ewu sub-efu mmalite ọnọdụ, anyị comprehensively tụnyere ike mmalite arụmọrụ nke mmanụ ụgbọala cell na ụfụfụ metal eruba ubi na ot yiri eruba ọwa na cathode n'okpuru mgbe niile ugbu a na mgbe niile voltaji ụdịdị, karị.
The ụfụfụ-metal eruba ubi na-egosi magburu onwe uru, na kwụsiri ike cell arụmọrụ n'oge mmalite na ịga nke ọma mmalite, mgbe na Kama nke ahụ, ndị ot yiri-eruba ọwa cell, na ala na-ejighị n'aka cell mmepụta voltaji n'oge ọrụ, mma okpomọkụ mmepụta ọnụego na okpomọkụ. ịrị elu ọnụego ruo n'ókè ụfọdụ, ma n'ihi ole na ole eruba ọwa, ohere nke icing na clogging na-abawanye linearly (dabere na ọnụ ọgụgụ nke eruba ọwa), nke na-eduga na ya fluctuating cell mmepụta arụmọrụ Otú ọ dị, na ohere nke ikpuchi ice na-abawanye n'ahịrị (dabere na ọnụ ọgụgụ nke ọwa mmiri), na-ebute ọrụ mmepụta cell na-agbanwe agbanwe yana mmụba nke ịmalite ọdịda.
Na nchịkọta, ndị magburu onwe porous Ọdịdị nke mmanụ ụgbọala cell naígwè ụfụfụeruba ubi nwere ịrịba uru karịa cell nwere a omenala "trench-rijị" eruba ọwa n'okpuru ma ụlọ okpomọkụ ọrụ na sub-efu dynamic mmalite ọnọdụ.
A na-abawanye njupụta ike kachasị na njupụta batrị ugbu a n'ime ụlọ okpomọkụ ihe dịka 25%;
N'okpuru ọnọdụ mmalite nke obere efu, arụmọrụ nke batrị ndị nwere ụfụfụ metal na-asọ asọ na-adị nro n'oge mmalite, na ike ịmalite onwe onye dị ala na-akawanye mma.
Na mgbakwunye, iji ọgwụgwọ kachasị mma maka ihe ọla ụfụfụ, dị ka platinte ọla edo iji kwalite conductivity, hydrophobicity kwesịrị ekwesị na ọgwụgwọ nguzogide corrosion, yana ijiihe ụfụfụN'iji nha pore kachasị mma, porosity, na mkpakọ, a na-atụ anya na ọ ga-eme ka arụ ọrụ nke mmanụ ụgbọala sikwuo ike ma welie ogologo oge nke mmalite mmalite oyi.