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测量chem-id时，有警告

chaopeng Xie
Intellectual 490 points


在我上传LOG数据后，TI给我测试chem-id，回传给我的文件信息如下，能告知一下是什么问题吗？？

0 0 0
Warning: First OCVpoint has non-zero current I= -0.785 Please make sure you have a 2 hr relaxation period before the beginning of discharge. 0 0
Warning: First OCVpoint has temperature outside of 45 to 10C range T= 50.6 0
Warning: First OCVpoint has temperature outside of 45 to 10C range T= 50.6 0
Warning: Discharge rate is too high. High rate reduces ID detection accuracy, 10 hr rate is recomeended. Total discharge time is less than 5 hrs, t_hrs= 1.64576138888889 0

  • 0
    TI__Mastermind 20765 points

    Warning: First OCVpoint has non-zero current I= -0.785 Please make sure you have a 2 hr relaxation period before the beginning of discharge. 0 0

    开始放电前，电流不为0。正常流程是充满，开始记录数据，然后静置，放空，静置。


    Warning: First OCVpoint has temperature outside of 45 to 10C range T= 50.6 0
    Warning: First OCVpoint has temperature outside of 45 to 10C range T= 50.6 0

    推荐的温度范围是10~45度，你的log数据里的温度超出了这个范围


    Warning: Discharge rate is too high. High rate reduces ID detection accuracy, 10 hr rate is recomeended. Total discharge time is less than 5 hrs, t_hrs= 1.64576138888889 0

    放电电流太大，建议用0.1C放电。