Comment on DIY experimental Redox Flow Battery kit
callcc@lemmy.world 10 months agoYou need Polypropylen filament for printing, graphite felt as electrode, grafoil gasket material as bipolar plate, brass plate as current collector (cut by cnc), silicone gasket material and a measurment device like a potentiostat.
icelimit@lemmy.ml 10 months ago
Why brass and why a thick plate of it? I’ve designed and built RFBs; we played with aluminum ‘sticker’ sheets on some rigid backing and it worked fine.
callcc@lemmy.world 10 months ago
I’m not the designer of this. I’ve also wondered. Maybe it’s just a practical choice to have something tough to attach your wires to.