Dear Sir:
Our customer have a BBU product (Like UPS application) apply BQ34Z100-G1 to monitor 6S1P 21.6V 15000mAH battery pack.
Single Battery picture is below.
We teach customer to use Mathcad to find chemistry ID that ID is 425.
Our customer used BQ34Z100-G1 EVM to do battery learning and completed learning process (Learning Status=0x06)
The full Charge Capacity of battery pack is 2422mAh.
The battery status table is below.
Our customer checked SOH but SOH (bit 7) is always at low level and no any change when charge and discharge.
And customer do the action of charge and discharge over 100 times but SOH is show low level.
6S1P battery pack charge and discharge information is below.
Charge current is 5A.
Discharge current is 180A.
Please give us some suggestions for SOH can’t change to high level issue.
Attached files are our customer provided data, please check this files.
Thank you so much.
(Please visit the site to view this file)
(Please visit the site to view this file)
(Please visit the site to view this file)
Lucas