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MG Electric Vehicle Enthusiasts
MG Electric Vehicle Enthusiasts
mg4owner2024essence64's latest activity
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Mmg4owner2024essence64 replied to the thread SOC vs HV/LV delta and balancing…..do you know if we can track HV battery SOH with homeassistant? I've got MG4 Essence 64 in Oz
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Mmg4owner2024essence64 replied to the thread SOC vs HV/LV delta and balancing…..all BYD are LFP for all current production cars
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Mmg4owner2024essence64 reacted to Romeo77's post in the thread MG4 LFP Battery state of health with
Like.
Only warranty for full pack 8 Years if degraded to 70% SOH this cell to pack almost impossible to dissasemble for single cell... -
Mmg4owner2024essence64 reacted to Romeo77's post in the thread MG4 LFP Battery state of health with Like.
Percentage you say....... Sorry i not belive in percentage displayed by BMS after what i seen happens when battery calibration done on...
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Mmg4owner2024essence64 reacted to Romeo77's post in the thread MG4 LFP Battery state of health with Like.
The real problem of BYD is fact that they using different approach to balance pack and that fails almost always They BMS look for...
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Mmg4owner2024essence64 reacted to wattmatters's post in the thread MG4 LFP Battery state of health with Like.
Yes, but even based on lab test result the NMC cells in my MG4 will outlive the car.
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Mmg4owner2024essence64 reacted to hojnikb's post in the thread MG4 LFP Battery state of health with Like.
You're still convienced that pack is only ~40 something usable? The pack has 104 cells and 379,6V maximum voltage. Each cell is rated...
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Mmg4owner2024essence64 replied to the thread SOC vs HV/LV delta and balancing…..@Romeo77 @EVentropy @wattmatters Since 2023 I had BYD Atto3 Extended Range and now have MG4 Essence 64 (NMC) Both same age (2023...
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Mmg4owner2024essence64 reacted to Romeo77's post in the thread SOC vs HV/LV delta and balancing…. with Like.
That delta i catch at the moment of charging stops (and that delta also stored in BMS for each full charge cycle), then it falls quickly...
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Mmg4owner2024essence64 reacted to Romeo77's post in the thread SOC vs HV/LV delta and balancing…. with Like.
This from repair manual for my car about 90mV at 50% , wish to everyone not to reach such situation !!! Meanwhile my battery balancing...
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Mmg4owner2024essence64 reacted to wattmatters's post in the thread SOC vs HV/LV delta and balancing…. with Like.
No. NMC is up to 4.3 V typically. My 64 pack voltage at 100% SOC is 440 V, which for 104 cells is an average of 4.23 V. Pack voltage...
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Mmg4owner2024essence64 reacted to Romeo77's post in the thread SOC vs HV/LV delta and balancing…. with Like.
OEM diagnostic tablet for my car cost like whole car screenshoot will not give you any usable info i think my car is BYD Atto 3 but i...
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Mmg4owner2024essence64 reacted to EVentropy's post in the thread SOC vs HV/LV delta and balancing…. with Like.
Also, as suggested: discharge to 98% and recharge to 100% (lowest of displayed which is 99.xx on mine) twice, revealed no change in...
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Mmg4owner2024essence64 reacted to wattmatters's post in the thread SOC vs HV/LV delta and balancing…. with Like.
Balance charging at end of a charge session draws around 50-100 W:
