Batteries, Vol. 7, Pages 56: Evaluation of Electrochemical Impedance Spectroscopy on Zinc-Air Batteries Using the Distribution of Rest Times
Batteries doi: 10. 3390/batteries7030056
Authors: Robert Franke-Lang Julia Kowal
Zinc-air batteries is actually a key technology for higher energy densities of electrochemical energy storage systems. Many questions remain unanswered, nevertheless , and brand new methods for analyses plus quantifications are needed. On this study, the distribution associated with relaxation times (DRT) based on ridge regression was applied to the impedance data of primary zinc-air batteries in a temperature range of 253 K and 313 T with different State-of-Charges to get the first time. Additionally, the problem of the regularization parameter on true impedance spectroscopic measurements has been addressed and also a method was presented using the reconstruction associated with impedance data from the particular DRT as a quality criterion. The DRT could identify a so significantly undiscussed process and thus explain why some comparative circuit models may fall short.
