INVESTIGATION OF A NOVEL AQUEOUS ALUMINUM SULFUR BATTERY

被引:42
|
作者
PERAMUNAGE, D
DILLON, R
LICHT, S
机构
[1] Department of Chemistry, Clark University, Worcester
关键词
D O I
10.1016/0378-7753(93)80020-P
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Electrolytic and electrodic effects are investigated for a novel aluminum/sulfur battery based on concentrated polysulfide catholytes and an alkaline aluminum anode. The battery is expressed by aluminum oxidation and aqueous sulfur reduction for an overall battery discharge consisting of: 2Al+S(4)2-+2OH-+4H2O-->2Al(OH)3+4HS- E(cell)=1.79V The theoretical specific energy of the Al/S battery (based on potassium salts) is 647 Wh kg-1. A first generation aluminum/sulfur battery is demonstrated with an open-circuit voltage of 1.3 V, and a specific energy of 110 Wh kg-1.
引用
收藏
页码:311 / 323
页数:13
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