Sodium-sulfur battery
Rechargeable batteries - High-temperature batteries
Article REF: D3355 V1
Sodium-sulfur battery
Rechargeable batteries - High-temperature batteries

Authors : Jack ROBERT, Jean ALZIEU

Publication date: August 10, 2005 | Lire en français

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3. Sodium-sulfur battery

Figure 2 is a schematic diagram of the sodium-sulfur accumulator. The two electrodes separated by an alumina β wall are made of molten sulfur and sodium respectively. The insulating nature of sulfur requires the positive compartment to be fitted with a carbon felt to ensure current collection.

3.1 Alumina

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