vet-china o loʻo tuuto atu i le tuʻuina atu o mea e faʻaogaina lelei ai le suauu, aemaise lava le faʻafeiloaʻiga o le proton exchange (PEM) faʻapipiʻi eletise eletise (MEA). O lenei fa'apotopotoga o lo'o gaosia i le fa'aaogaina o tekonolosi fou e fa'amautinoa ai le lelei tele o le fa'aogaina o le suauu i le tele o fa'ata'ita'iga fa'aoga, mai le malosi o le ta'avale i le masini feavea'i.
Fa'amatalaga o le fa'apotopotoga electrode membrane:
mafiafia | 50 μm. |
Tele | 5 cm2, 16 cm2, 25 cm2, 50 cm2 poʻo le 100 cm2 vaega o loʻo galue malosi. |
Catalyst Loading | Anode = 0.5 mg Pt/cm2.Cathode = 0.5 mg Pt/cm2. |
Membrane electrode ituaiga faʻapotopotoga | 3-layer, 5-layer, 7-layer (o lea aʻo leʻi oka, faʻamolemole faʻamalamalama pe fia ni laulau MEA e te manaʻo ai, ma tuʻuina atu foi le ata MEA). |

O le fausaga autu osuauu suauu MEA:
a) Proton Exchange Membrane (PEM): o se faʻaputu polymer faʻapitoa i le ogatotonu.
b) Layers Catalyst: i itu uma e lua o le membrane, e masani ona aofia ai faʻamalosi uʻamea taua.
c) La'au Fa'asa'o Gas (GDL): i itu pito i fafo o fa'apalapala fa'amalosi, e masani lava ona faia i mea alava.
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O le galuega asuauu suauu MEA:
- Tu'u'ese'esega o mea fa'afoliga: taofia le fa'afeso'ota'i sa'o i le va o le hydrogen ma le okesene.
- Ta'ita'ia protons: fa'atagaina protons (H+) e alu atu mai le anode e ala i le membrane i le cathode.
- Fa'atupu fa'alavelave: Fa'ateleina le fa'ama'iina o le hydrogen i le anode ma le fa'aitiitia o le okesene ile cathode.
- Fa'atupuina o le taimi nei: fa'aola le eletise e ala i gaioiga fa'aeletise.
- Puleaina o le vai: fa'atumauina le paleni lelei o le vai ina ia mautinoa ai le fa'aauau pea o gaioiga.


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