Stackable HV BMS Firmware Log

Stackable HV BMS Firmware Log

Version BABA0009 | 08-08-2025

  1. Optimise OCV table for improved multi-stack balance charging.

Version BABA0008 | 01-06-2025

Internal release only – testing mismatched HV box old and new styles together.

Version BABA0007 | 24-03-2025

Public release

  1. Added parallel machine calibration function.
  2. Added full charge capacity fix.
  3. Added temperature-based loading and unloading function.
  4. Resolved parallel stacks SOC issues.
  5. Optimised single-cluster SOC strategy.
  6. Added differential pressure balancing strategy.
  7. Resolved the issue preventing remote upgrades when faults are present.

Version BABA0006 | 30-10-2024

  1. Fix abnormal temperature readings.

Version BABA0005 | 09-10-2024

Not issued

  1. Add active balancing tasks.
  2. Fix overvoltage alarms sent to the server.
  3. Add version number reporting for derivative software.
  4. Add fault event reporting functionality.
  5. Fix incorrect production parameters.
  6. Increase loop anomaly protection.
  7. Support 64 GB USB drive upgrades.
  8. Buzzer sounding optimisation.
  9. Disable temperature rise protection and add fast temperature protection.
  10. Optimise SOC estimation.
  11. Resolve overcurrent issues in parallel hardware.

Version BABA0004 | 20-06-2024

  1. Fix error when briefly carrying a 17 kW load.
  2. Resolve SOC not updating when charging from PV.
  3. Change static OCV condition threshold from 1 A to 2 A.
  4. Add static consumption tracking.
  5. Change hardware overcurrent error to a recoverable protection.
  6. Add parallel and single detection to resolve total voltage detection issues.
  7. Remove SOC saving under HV box parallel conditions.
  8. Fix insufficient battery capacity issue during manufacturing.

Version BABA0003 | Date not specified

  1. Transplant latest BMS strategy from BAAA0009.
  2. Add parallel automatic addressing function.
  3. Add one-key on/off function for parallel machines.
  4. Add automatic/static closing function.
  5. Add parallel fault diagnosis function.
  6. Add parallel SOP.
  7. Add parallel SOC.
  8. Add parallel upgrade function.
  9. Add parallel communication function.
  10. Add parallel black start function.
  11. Add parallel mode conversion function.
  12. Add LED display function.

Version BABA0002 | Date not specified

  1. Add CAN messaging with PCS.
  2. Handle SOC jump issues.
  3. Remove restriction where current collection above 0.2 A was forced to zero.
  4. Modify charge and discharge over-temperature and under-temperature thresholds.
  5. First version released.