Comment on DIY experimental Redox Flow Battery kit
callcc@lemmy.world 5 weeks 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 5 weeks 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 4 weeks 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.