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BQ40Z80: 请教BQ40z80用于6串磷酸铁锂电池满充容量,剩余容量问题。

edmund he
Intellectual 450 points
Part Number: BQ40Z80
Other Parts Discussed in Thread: GPCCHEM

我们量产电池用到客户产品中发现有满充容量及剩余容量变为0。

还有一个relative rate of change一直是100%，客户电量显示一直是100% 。

请问这是什么原因导致数据跳变？

，

  • 0
    TI__Mastermind 33350 points

    关于您的问题，我需要询问更了解这款芯片的TI资深工程师，再为您解答，一旦得到回复会立即回复给您。由于国外圣诞节和新年假期，回复可能会延迟，感谢您的耐心等待。

    您也可以查询下帖了解进展：
    e2e.ti.com/.../bq40z80-full-charge-capacity-and-remaining-capacity

  • 0
    TI__Mastermind 33350 points

    FCC报告0mAh的原因有很多。 请问您可以分享发生这种情况的 .gg 文件和日志吗？您是否执行了学习周期并使用 GPCCHEM 找到了正确的Chem ID？

  • 0 回复 Annie Liu
    Intellectual 450 points

    有的，有执行了学习周期并使用了GPCCHEM找到正确的Chem ID

  • 0 回复 edmund he
    TI__Mastermind 33350 points

    请问您可以分享发生这种情况的 .gg 文件和日志吗？

  • 0 回复 Annie Liu
    Intellectual 450 points

    20240108-1.log

    20240108-2.log
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    Tue Jan 09 01:28:17 CST 2024
    Device Name = bq40z80
    Firmware Version = V0_04_BLD0005
    Design Capacity = 2700
    Design Voltage = 19200
    Specification Info = 0x0031
    Manufacturer Date = 2023-4-28
    Serial Number = 0x0001
    Manufacturer Name = CTECHI
    Device Name = GT500-22016-Bms-A2
    Device Chemistry = LFP
    Sample,DateTime,ElapsedTime,ManufAccess,RemCapAlarm,RemTimeAlarm,BattMode,@Rate(@),@TimeFull,@TimeEmpty,@RateOK,Temperature,Voltage,Current,AvgCurr,MaxErr,RSOC,ASOC,RemCap,FullChgCap,RunTimeEmty,AvgTimeEmty,AvgTimeFull,ChgCurr,ChgVolt,BattStat,CycleCnt,MaxTurboPwr,SusTurboPwr,MaxTurboCurr,SusTurboCurr,SoH,OpStatA,OpStatB,TempRange,ChgStat,GaugeStat,ITStat,MfgStat,SafetyAlertAB,SafetyStatAB,SafetyAlertCD,SafetyStatCD,PFAlertAB,PFStatAB,PFAlertCD,PFStatCD,CellVolt1,CellVolt2,CellVolt3,CellVolt4,CellVolt5,CellVolt6,CellVolt7,vBAT,vPACK,CellCurr1,CellCurr2,CellCurr3,CellCurr4,CellCurr5,CellCurr6,CellCurr7,CellPower1,CellPower2,CellPower3,CellPower4,CellPower5,CellPower6,CellPower7,Power,AvgPow,IntTemp,TS1Temp,TS2Temp,TS3Temp,TS4Temp,CellTemp,FETTemp,GaugeTemp,FltRemQ,FltRemE,FltFullChgQ,FltFullChgE,NoLoadRemCap,TrueRemQ,TrueRemE,InitialQ,InitialE,TrueFullChgQ,TrueFullChgE,T_sim,T_ambient,RaScale1,RaScale2,RaScale3,RaScale4,RaScale5,RaScale6,RaScale7,CompRes1,CompRes2,CompRes3,CompRes4,CompRes5,CompRes6,CompRes7,PackGrid,LStatus,CellGrid1,CellGrid2,CellGrid3,CellGrid4,CellGrid5,CellGrid6,CellGrid7,StateTime,DOD0_1,DOD0_2,DOD0_3,DOD0_4,DOD0_5,DOD0_6,DOD0_7,DOD0 Passed Q,DOD0 Passed E,DOD0 Time,DODEOC_1,DODEOC_2,DODEOC_3,DODEOC_4,DODEOC_5,DODEOC_6,DODEOC_7,QMax1,QMax2,QMax3,QMax4,QMax5,QMax6,QMax7,QMaxDOD0_1,QMaxDOD0_2,QMaxDOD0_3,QMaxDOD0_4,QMaxDOD0_5,QMaxDOD0_6,QMaxDOD0_7,QMaxPassedQ,QMaxTime,Tk,Ta,RawDOD_1,RawDOD_2,RawDOD_3,RawDOD_4,RawDOD_5,RawDOD_6,RawDOD_7,CBTime1,CBTime2,CBTime3,CBTime4,CBTime5,CBTime6,CBTime7,CBDOD_1,CBDOD_2,CBDOD_3,CBDOD_4,CBDOD_5,CBDOD_6,CBDOD_7,CBTotalDODChg,SOH_FC_Q,SOH_FC_E,LogRowTime(ms),LogStatus
    1,2024-01-09 01:28:21,4.004,0x0187,270,10,0x6001,0,65535,65535,1,18.6,20792,1510,1510,1,98,88,2356,2427,65535,65535,4,4004,21600,0x0080,6,-20578,-10408,-10800,-5400,95,0x0187,0x0000,0x04,0x0004,0x10,0x0D18,0x00B8,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,3481,3461,3460,3452,3457,3486,0,20733,20873,1510,1510,1510,1511,1510,1510,0,526,523,522,522,522,526,0,3140,3136,30.9,24.2,18.5,-273.2,-273.2,18.5,24.2,18.5,2356,4457,2427,4591,2593,2447,4599,0,0,2518,4734,18.5,13.4,1000,1000,1000,1000,1000,1000,0,0,102,0,0,0,0,0,11,14,13,12,13,13,13,13,0,5651,0,0,0,0,0,0,0,71,135,47,0,0,0,0,0,0,0,2665,2717,2676,2671,2679,2683,0,0,0,0,0,0,0,0,71,47,10.0,18000,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16384,2557,4778,1272,SUCCESS
    2,2024-01-09 01:28:25,8.012,0x0187,270,10,0x6001,0,65535,65535,1,18.6,20800,1510,1510,1,98,88,2358,2427,65535,65535,3,4004,21600,0x0080,6,-20579,-10409,-10800,-5400,95,0x0187,0x0000,0x04,0x0004,0x10,0x0D18,0x00B8,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,3482,3462,3462,3452,3459,3488,0,20740,20881,1509,1510,1511,1510,1511,1509,0,525,523,523,521,523,526,0,3141,3137,30.5,24.3,18.6,-273.2,-273.2,18.6,24.3,18.6,2358,4460,2427,4591,2595,2448,4601,0,0,2518,4734,18.5,13.4,1000,1000,1000,1000,1000,1000,0,0,102,0,0,0,0,0,11,14,13,12,13,13,13,13,0,5655,0,0,0,0,0,0,0,70,133,47,0,0,0,0,0,0,0,2665,2717,2676,2671,2679,2683,0,0,0,0,0,0,0,0,70,47,10.0,18000,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16384,2557,4778,1230,SUCCESS
    3,2024-01-09 01:28:29,12.015,0x0187,270,10,0x6001,0,65535,65535,1,18.6,20808,1510,1510,1,98,88,2359,2427,65535,65535,3,4004,21600,0x0080,6,-20579,-10409,-10800,-5400,95,0x0187,0x0000,0x04,0x0004,0x10,0x0D18,0x00B8,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,3483,3464,3463,3453,3459,3490,0,20748,20890,1510,1510,1511,1510,1510,1509,0,526,523,523,521,522,527,0,3143,3138,30.8,24.2,18.6,-273.2,-273.2,18.6,24.2,18.6,2360,4464,2427,4591,2597,2450,4605,0,0,2518,4734,18.5,13.4,1000,1000,1000,1000,1000,1000,0,0,102,0,0,0,0,0,11,14,13,12,13,13,13,13,0,5659,0,0,0,0,0,0,0,68,129,47,0,0,0,0,0,0,0,2665,2717,2676,2671,2679,2683,0,0,0,0,0,0,0,0,68,47,10.0,18000,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16384,2557,4778,1261,SUCCESS
    4,2024-01-09 01:28:33,16.020,0x0187,270,10,0x6001,0,65535,65535,1,18.6,20816,1510,1510,1,98,88,2361,2427,65535,65535,3,4004,21600,0x0080,6,-20581,-10409,-10800,-5400,95,0x0187,0x0000,0x04,0x0004,0x10,0x0D18,0x00B8,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,0x0000,3485,3466,3465,3454,3461,3491,0,20757,20901,1510,1510,1511,1510,1511,1509,0,526,523,524,522,523,527,0,3144,3139,30.8,24.2,18.6,-273.2,-273.2,18.5,24.2,18.5,2361,4467,2427,4591,2598,2452,4609,0,0,2518,4734,18.5,13.4,1000,1000,1000,1000,1000,1000,0,0,102,0,0,0,0,0,11,14,13,12,13,13,13,13,0,5664,0,0,0,0,0,0,0,66,125,47,0,0,0,0,0,0,0,2665,2717,2676,2671,2679,2683,0,0,0,0,0,0,0,0,66,47,10.0,18000,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,16384,2557,4778,1316,SUCCESS
    XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

  • 0 回复 edmund he
    TI__Mastermind 33350 points

    已经更新给工程师了，一有回复会告知您。

  • 0 回复 edmund he
    TI__Mastermind 33350 points

    您分享的所有log都看不到原始帖子中描述的行为，请您重新提供。同时，也请您提供 .gg 文件。

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