Embedded impedance measurement system as support for battery management systems in electric vehicles

被引:4
作者
Guenther, Thomas [1 ]
Bueschel, Paul [2 ]
Kanoun, Olfa [1 ]
机构
[1] Tech Univ Chemnitz, Lehrstuhl Mess & Sensortech, D-09126 Chemnitz, Germany
[2] Tech Univ Chemnitz, D-09126 Chemnitz, Germany
关键词
Battery management system; impedance spectroscopy; embedded systems; lithium-ion battery; digital signal processing; digital filters;
D O I
10.1515/teme-2014-1052
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Today's battery management systems (BMS) are highly relying on data being obtained in lab-based characterization measurements. To overcome this problem and to make the BMS more reliable, the influence of a-priori obtained data must be reduced. One way is to provide online measurements of the internal state of the battery to the BMS. To meet the demand, both hardware and algorithms need to be enhanced to bring impedance spectroscopy based battery diagnosis from the lab into BMS attached to the observed cells.
引用
收藏
页码:560 / 565
页数:6
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