4.2 Батарея

Version 2.2 by Admin on 2025/02/27 09:36

Параметры батареи сведены в раздел «Battery»:

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In this section:

  • Voltage – voltage of the battery, V;
  • Current – current of the battery, A;
  • Internal resistance – internal resistance of the battery, Ohm;
  • BMS consumption – current consumption of the BMS, A;
  • Board temperature – internal temperature of the BMS, °C;
  • Сemperature – temperature of the battery, °C;
  • Number of cells – number of connected cells;
  • Minimum cell temperature, °C;
  • # of cell with minimum temperature – number of cell with minimum temperature;
  • Maximum cell temperature, °C;
  • # of cell with maximum temperature – number of cell with maximum temperature;
  • Minimum cell voltage, V;
  • # of cell with minimum voltage – number of cell with minimum voltage;
  • Maximum cell voltage, V;
  • # of cell with maximum voltage – number of cell with maximum voltage;
  • State:
    • Discharging ON;
    • Discharging OFF;
    • Relaxed (after discharging) – battery is in a state of relaxation after discharging;
    • Charing ON;
    • Charging OFF;
    • Relaxed (after charging) – battery is in a state of relaxation after charging;
  • Duration – duration of the battery in the "State" state, s;
  • SOC – state of charge of the battery, %;
  • SOH – state of health of the battery, %;
  • Balancing efficiency – balancing efficiency of the battery, %;
  • Effective capacity, А×h;
  • Instant capacity – instantaneous value of the effective capacity (used to calculate the SOC), А×h;
  • Coulomb counter + – charge received by the battery from the charger, А×h;
  • Coulomb counter - – charge transferred to the battery load, А×h;
  • Charge current limit – maximum allowed charge current of the battery, A;
  • Discharge current limit – maximum allowed discharge current of the battery, A;
  • Energy+ - total energy received by the battery modules from the charger and during recuperation, Wh;
  • Energy- - total energy spent by the battery modules on the load, Wh;
  • Balanced energy – total energy dissipated by the battery modules on balancing resistors, Wh;
  • Internal signals – device internal signals:
    • Charging – state of the charging contactor;
    • Allow charging signal – signal allowing the operation of the charger;
    • Charging current present – charging current is detected;
    • Discharging – state of the discharging contactor;
    • Discharging current present – discharging current is detected;
    • Voltage is too high for charging;
    • Heater – signal to turn on heater;
    • Cooler – signal to turn on cooler;
    • Shutdown request (HYG/Spirit) – request to open the discharging contactor received from the HYG forklift;
    • Init – initialization of the device (calibration of the current sensor and communication with the cell monitor);
    • Precharging – state of the precharge contactor;
    • Shutdown request (Combilift) – request to open the discharging contactor received from the Combilift forklift;
    • Cell analysis – operation of the algorithm for determining the discharge characteristics;
    • Discharging (AUX) – state of the discharging (AUX) contactor (powering of external equipment is on);
    • Power down ACK – signal to acknowledge powering down the battery system;
    • Crown EWS – signal sent to the Crown truck before opening the discharging contactor;
    • Main contactor – state of the main contactor;
    • Service reset;
    • Charging/Discharging – state of the charging/discharging contactor;
    • Ready to charge – the battery is ready to charge;
    • Ready to discharge – the battery is ready to discharge;
    • Power up – system power status;
  • Errors 1 – errors of the battery 1:
    • Overcurrent;
    • Undervoltage;
    • Overvoltage;
    • Low temperature (DCH) – temperature is too low for discharging;
    • High temperature (DCH) – temperature is too high for discharging;
    • Battery cover error – battery cover is opened;
    • Crown error – connection with a Crown forklift is lost;
    • Cell count – number of cells does not match the specified value;
    • HYG offline – connection with a HYG forklift is lost;
    • Combilift offline – connection with a Combilift forklift is lost;
    • Short circuit;
    • High contactor temperature;
    • ADC error – current cannot be measured;
    • Current sensor error – error in the current sensor circuit;
    • CH contactor cycles error – switching frequency of the charging contactor is too high;
    • DCH contactor cycles error – switching frequency of the discharging contactor is too high;
    • Shunt offline – connection with the shunt current sensor is lost;
    • Shunt error – internal error of the shunt current sensor;
    • WDT reset – watchdog timer reset the device;
    • No temperature sensors – the device has no temperature sensors connected;
    • Temperature sensor is shorted – some temperature sensors are shorted;
    • Spirit offline – connection with a Spirit forklift is lost;
  • Errors 2 – errors of the battery 2:
    • Low temperature (CH) – temperature is too low for charging;
    • High temperature (CH) – temperature is too high for charging;
    • Unallowable charging – charging the battery through the discharging contactor;
    • Stuck contactor;
    • Insulation fault;
    • Contactor feedback – contactor control and feedback signals differ.