OPTIMIZATION STUDIES ON A FE/CR REDOX FLOW BATTERY

被引:132
作者
LOPEZATALAYA, M [1 ]
CODINA, G [1 ]
PEREZ, JR [1 ]
VAZQUEZ, JL [1 ]
ALDAZ, A [1 ]
机构
[1] UNIV ALICANTE,DEPT QUIM FIS,APARTADO 99,E-03080 ALICANTE,SPAIN
关键词
D O I
10.1016/0378-7753(92)80133-V
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 performance of a Fe/Cr redox flow battery which operates in bipolar mode is described. The optimization studies on electrolyte composition, temperature and membrane type are presented. These studies have achieved a coulombic efficiency of 97% and an energy efficiency of 73% for an electrolyte composition of 2.3 M HCl + 1.25 M FeCl2 + 1.25 M CrCl3, working at 44-degrees-C with a current density of 40 mA/cm2 and using the Nafion 117 membrane. A maximum discharge power density of 73 mW/cm2 has been obtained.
引用
收藏
页码:147 / 154
页数:8
相关论文
共 20 条
[1]   EFFECT OF CHLORIDE ON KINETICS OF ELECTROOXIDATION OF CHROMIUM(II) IN ACIDIC PERCHLORATE MEDIUM [J].
AIKENS, DA ;
ROSS, JW .
JOURNAL OF PHYSICAL CHEMISTRY, 1961, 65 (07) :1213-&
[2]   PREDICTING SHUNT CURRENTS IN STACKS OF BIPOLAR PLATE CELLS WITH CONDUCTING MANIFOLDS [J].
BURNEY, HS ;
WHITE, RE .
JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1988, 135 (07) :1609-1612
[3]  
CODINA G, IN PRESS J APPL ELEC
[4]  
Grimes P. G., 1984, Electrochemical Cell Design. Selected Contributions from a Symposium on Recent Advances in Electrochemical Cell Design, P259
[5]   POLAROGRAPHIC STUDY OF CHROMIUM(III) CHLORIDE SOLUTIONS [J].
HAMM, RE ;
SHULL, CM .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1951, 73 (03) :1240-1243
[6]  
HOBERECHT MA, 1981, DOE NASA127267
[7]   LIGAND BRIDGING IN OXIDATION OF CHROMIUM(2) AT MERCURY ELECTRODES [J].
JONES, JG ;
ANSON, FC .
ANALYTICAL CHEMISTRY, 1964, 36 (06) :1137-&
[8]   A TECHNIQUE FOR CALCULATING SHUNT LEAKAGE AND CELL CURRENTS IN BIPOLAR STACKS HAVING DIVIDED OR UNDIVIDED CELLS [J].
KAMINSKI, EA ;
SAVINELL, RF .
JOURNAL OF THE ELECTROCHEMICAL SOCIETY, 1983, 130 (05) :1103-1107
[9]  
KANARI K, 1987, AICHE S SERIES, V83, P104