EFFECT OF STATE OF CHARGE ON IMPEDANCE SPECTRUM OF SEALED CELLS .2. LEAD-ACID-BATTERIES

被引:28
作者
VISWANATHAN, VV
SALKIND, AJ
KELLEY, JJ
OCKERMAN, JB
机构
[1] RUTGERS STATE UNIV,DEPT CHEM ENGN,PISCATAWAY,NJ 08855
[2] UNIV MED & DENT NEW JERSEY,ROBERT WOOD JOHNSON MED SCH,BIOENGN SECT,PISCATAWAY,NJ 08854
关键词
D O I
10.1007/BF00648628
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Alternating current impedance spectroscopy (ACIS) was performed on commercial sealed lead acid batteries. A method previously developed in the literature was modified to determine the state of charge of sealed lead acid cells by obtaining the impedance spectrum in a wide frequency range. The data were sensitive to state of charge at low frequencies. A modified Randles' circuit was used to fit the impedance data. The effect of the state of charge on the equivalent circuit parameters was determined.
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页码:729 / 739
页数:11
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