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IN-SITU AC Impedance Analyzer

On the basis of meeting the requirements of DC charging and discharging test, the high precision AC impedance technology is integrated, and the in-situ AC impedance analyzer is introduced that can conduct charge and discharge test and AC impedance spectrum at same time. Its high accurately capture of dynamics of the electrochemical reaction of the battery is helpful to the development of new material systems, power characteristics design, battery SOC, SOH, internal temperature assessment, thermal runaway warning and other key issues.

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IN-SITU AC Impedance Analyzer

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IN-SITU AC Impedance Analyzer

　　On the basis of meeting the requirements of DC charging and discharging test, the high precision AC impedance technology is integrated, and the in-situ AC impedance analyzer is introduced that can conduct charge and discharge test and AC impedance spectrum at same time. Its high accurately capture of dynamics of the electrochemical reaction of the battery is helpful to the development of new material systems, power characteristics design, battery SOC, SOH, internal temperature assessment, thermal runaway warning and other key issues.
　　

Comparison between EIS and In-situ AC EIS

 

 

 

　　 
　　

Performance Advantages

　　◆ Support 1ms logging

　　◆ DC current level gearing: 10A, 200A ~ 600A

　　◆ EIS curren: 0.01Hz~2kHz@30App

　　◆ Ripple current: 0.01Hz~1kHz@1000App（>1kHz amp. derate）

　　◆ Impedance function: Static EIS, Balanced EIS, In-situ fixed AC EIS

　　◆ Super accuracy: current ±0.02% voltage ±0.02%

　　◆ Fast response: 500us（10%~90%） 700us（-90%~90%）

　　

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