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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56
From version 78.2
edited by Admin
on 2026/03/31 14:26
Change comment: There is no comment for this version
To version 79.1
edited by Admin
on 2026/03/31 14:28
Change comment: There is no comment for this version

Summary

Details

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Content
... ... @@ -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 heater** – bitfields to choose the errors which will open the heater.
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.
770 770  
771 771  As a result of operating the cooling algorithm, the "Cooler" signal is generated.
772 772  
... ... @@ -787,6 +787,11 @@
787 787  
788 788  === High voltage ===
789 789  
790 +(% class="box infomessage" %)
791 +(((
792 +This section is not available on BMS Main 2R.
793 +)))
794 +
790 790  The BMS Main 3 device has an ability to measure high voltages before and after contactors.
791 791  
792 792  To change the parameters of high voltage fault, select the "Control → High voltage" section:
... ... @@ -795,9 +795,9 @@
795 795  
796 796  In this section:
797 797  
798 -* Enable – a flag to enable High voltage control;
799 -* Delay before clearing the High voltage fault, second;
800 -* Lock the High voltage fault.
803 +* **Enable **– a flag to enable High voltage control;
804 +* **Delay before clearing the High voltage fault**, second;
805 +* **Lock the High voltage fault**.
801 801  
802 802  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.
803 803  
... ... @@ -810,7 +810,7 @@
810 810  
811 811  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.
812 812  
813 -The BMS Main 3 device can automatically determine the battery discharge characteristic.
818 +The BMS Main 3 / BMS Main 2R device can automatically determine the battery discharge characteristic.
814 814  
815 815  Before starting the process of determining the discharge characteristic, it is necessary to prepare a BMS:
816 816  
... ... @@ -823,18 +823,14 @@
823 823  
824 824  In this section:
825 825  
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).
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).
831 831  
832 -Discharge step should be set equal to
837 +Discharge step should be set equal to С/21, where C is the cell capacity.
833 833  
834 -Discharge step= С/21,
835 -
836 -where C is the cell capacity.
837 -
838 838  The discharge characteristic will be constructed for the given cell (its position is determined by the fields “Logic index” and “Cell index”).
839 839  
840 840  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.