A novel high power density borohydride-air cell

被引：320

作者：

Amendola, SC ^{[1
]}

Onnerud, P ^{[1
]}

Kelly, MT ^{[1
]}

Petillo, PJ ^{[1
]}

Sharp-Goldman, SL ^{[1
]}

Binder, M ^{[1
]}

机构：

[1] Millennium Cell, Eatontown, NJ 07724 USA

来源：

JOURNAL OF POWER SOURCES | 1999年 / 84卷 / 01期

关键词：

borohydride; high power density; air cell;

D O I：

10.1016/S0378-7753(99)00259-1

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：

The electrochemistry of an alkaline, aqueous cell based on sodium borohydride, NaBH4, oxidation has been studied, Cell performance has been elucidated in 3.6 cm(2) laboratory cells constructed with an air cathode and an anode current collector made of highly dispersed gold/platinum particles supported on high-surface area carbon silk. The number of electrons utilized per molecule of BH4- oxidized (similar to 6.9 out of a possible 8) implies efficient utilization of the BH4- oxidation. Specific energies > 180 W h/kg (based on total fuel weight) and power densities > 20 mW/cm(2) at room temperature and > 60 mW/cm(2) at 70 degrees C have been obtained. (C) 1999 Elsevier Science S.A. All rights reserved.

引用

页码：130 / 133

页数：4

共 6 条

[1]

Amendola S.C., 1998, US Patent, Patent No. [5, 804, 329, 5804329]

[2]

Elder J., 1962, ELECTROCHIM ACTA, V7, P417

[3] SODIUM BOROHYDRIDE, AN INTERESTING ANODIC FUEL .1. [J].