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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56
From version 80.3
edited by Admin
on 2026/03/31 14:33
Change comment: There is no comment for this version
To version 78.2
edited by Admin
on 2026/03/31 14:26
Change comment: There is no comment for this version

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... ... @@ -626,9 +626,9 @@
626 626  
627 627  The following **balancing rules** are supported:
628 628  
629 -* **Balance on charge** – perform balancing when the battery is charging (current I > 0) and time after until the battery is relaxed;
630 -* **Balance on charge or relaxed** – perform balancing when the battery is charging (current I > 0) or when the battery is in a state of relaxation ​​​​​;
631 -* **Balance always** regardless of battery state.
629 +* when the battery is charging (current I > 0) and time after until the battery is relaxed;
630 +* when the battery is charging (current I > 0) or when the battery is in a state of relaxation;
631 +* always (regardless of battery state).
632 632  
633 633  A balancing resistor is connected to the cell if the following conditions are simultaneously met:
634 634  
... ... @@ -645,9 +645,9 @@
645 645  If the “High logic temperature” occurs, then the balancing of the cells connected to the overheated BMS Logic device will not be performed.
646 646  )))
647 647  
648 -The BMS Main 3 / BMS Main 2R can enable the cell balancing by the external **“Balancing request”** signal. Balancing process will be started to cells which the voltage is higher than the balancing start voltage and the difference between the cell voltage and the minimum voltage among all the cells is greater than the balancing stop threshold.
648 +The BMS Main 3 / BMS Main 2R can enable the cell balancing by the external “Balancing request” signal. Balancing process will be started to cells which the voltage is higher than the balancing start voltage and the difference between the cell voltage and the minimum voltage among all the cells is greater than the balancing stop threshold.
649 649  
650 -BMS Main 3 / BMS Main 2R can **force balancing **of the cell, if its voltage is higher than estimated value.
650 +BMS Main 3 / BMS Main 2R can force a cell balancing, if its voltage is higher than estimated value.
651 651  
652 652  To change the cell balancing parameters, select the "Control → Cell balancing" section:
653 653  
... ... @@ -707,7 +707,7 @@
707 707  * the battery voltage is below the minimum level;
708 708  * the “Charger connected” signal is cleared for 60 seconds.
709 709  
710 -The BMS Main 3 device also shuts down the battery if it stays in the “Charging OFF”, “Discharging OFF”, “Relaxed (after charging)” or “Relaxed (after discharging)” for the the time.
710 +The BMS Main 3 device also shuts down the battery if it stays in the “Charging OFF”, “Discharging OFF”, “Relaxed (after charging)” or “Relaxed (after discharging)” for the configured time.
711 711  
712 712  To change the parameters of the power down control, select the "Control → Power down" section:
713 713  
... ... @@ -761,12 +761,12 @@
761 761  
762 762  In this section:
763 763  
764 -* **Enable** – a flag to enable the cooler control;
765 -* **Maximum cell temperature**, °C;
766 -* **Tolerant cell temperature**, °C;
767 -* **Delay before starting the cooler**, millisecond;
768 -* **Delay before stopping the cooler**, millisecond;
769 -* **Errors 1, 2 to open the cooler **– bitfields to choose the errors which will open the cooler.
764 +* Enable – a flag to enable the cooler control;
765 +* Maximum cell temperature, °C;
766 +* Tolerant cell temperature, °C;
767 +* Delay before starting the cooler, millisecond;
768 +* Delay before stopping the cooler, millisecond;
769 +* **Errors 1, 2 to open the heater** – bitfields to choose the errors which will open the heater.
770 770  
771 771  As a result of operating the cooling algorithm, the "Cooler" signal is generated.
772 772  
... ... @@ -787,11 +787,6 @@
787 787  
788 788  === High voltage ===
789 789  
790 -(% class="box warningmessage" %)
791 -(((
792 -This section is not available on BMS Main 2R.
793 -)))
794 -
795 795  The BMS Main 3 device has an ability to measure high voltages before and after contactors.
796 796  
797 797  To change the parameters of high voltage fault, select the "Control → High voltage" section:
... ... @@ -800,9 +800,9 @@
800 800  
801 801  In this section:
802 802  
803 -* **Enable **– a flag to enable High voltage control;
804 -* **Delay before clearing the High voltage fault**, second;
805 -* **Lock the High voltage fault**.
798 +* Enable – a flag to enable High voltage control;
799 +* Delay before clearing the High voltage fault, second;
800 +* Lock the High voltage fault.
806 806  
807 807  The BMS Main 3 implements a self-diagnostics of high-voltage measurement lines. If measurement line breaks or high-voltage polarity is wrong, “High voltage fault” is generated.
808 808  
... ... @@ -815,7 +815,7 @@
815 815  
816 816  The battery discharge characteristic – the dependence Uocv = Uocv(DOD) – is used to determine the tabular dependence Uocv = Uocv(SOC, t°C), which is necessary for calculating the battery charge level.
817 817  
818 -The BMS Main 3 / BMS Main 2R device can automatically determine the battery discharge characteristic.
813 +The BMS Main 3 device can automatically determine the battery discharge characteristic.
819 819  
820 820  Before starting the process of determining the discharge characteristic, it is necessary to prepare a BMS:
821 821  
... ... @@ -828,14 +828,18 @@
828 828  
829 829  In this section:
830 830  
831 -* **Enable **– a flag to enable cell analysis;
832 -* **Discharge step**, Ah;
833 -* **Delta voltage** – a maximum allowable voltage drop for the cell, V;
834 -* **Logic index, Cell index** – a position of the analyzed cell;
835 -* **Analyse the most discharged cell** – a flag to analyse of the least charged cell (in this case, the values “Logic index” and “Cell index” are ignored).
826 +* Enable – a flag to enable cell analysis;
827 +* Discharge step, Ah;
828 +* Delta voltage – a maximum allowable voltage drop for the cell, V;
829 +* Logic index, Cell index – a position of the analyzed cell;
830 +* Analyse the most discharged cell – a flag to analyse of the least charged cell (in this case, the values “Logic index” and “Cell index” are ignored).
836 836  
837 -Discharge step should be set equal to С/21, where C is the cell capacity.
832 +Discharge step should be set equal to
838 838  
834 +Discharge step= С/21,
835 +
836 +where C is the cell capacity.
837 +
839 839  The discharge characteristic will be constructed for the given cell (its position is determined by the fields “Logic index” and “Cell index”).
840 840  
841 841  The algorithm for determining the discharge characteristic of the battery will be started if the “Enable” flag is set. From this moment, the control of the discharge contactor is performed by this algorithm.