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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56
From version 78.3
edited by Admin
on 2026/03/31 14:27
Change comment: There is no comment for this version
To version 78.4
edited by Admin
on 2026/03/31 14:28
Change comment: There is no comment for this version

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... ... @@ -787,6 +787,10 @@
787 787  
788 788  === High voltage ===
789 789  
790 +(% class="box infomessage" %)
791 +(((
792 +This section is not available on BMS Main 2R.
793 +)))
790 790  
791 791  The BMS Main 3 device has an ability to measure high voltages before and after contactors.
792 792  
... ... @@ -796,9 +796,9 @@
796 796  
797 797  In this section:
798 798  
799 -* Enable – a flag to enable High voltage control;
800 -* Delay before clearing the High voltage fault, second;
801 -* 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**.
802 802  
803 803  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.
804 804  
... ... @@ -811,7 +811,7 @@
811 811  
812 812  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.
813 813  
814 -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.
815 815  
816 816  Before starting the process of determining the discharge characteristic, it is necessary to prepare a BMS:
817 817  
... ... @@ -824,16 +824,14 @@
824 824  
825 825  In this section:
826 826  
827 -* Enable – a flag to enable cell analysis;
828 -* Discharge step, Ah;
829 -* Delta voltage – a maximum allowable voltage drop for the cell, V;
830 -* Logic index, Cell index – a position of the analyzed cell;
831 -* 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).
832 832  
833 -Discharge step should be set equal to
837 +Discharge step should be set equal to С/21,
834 834  
835 -Discharge step= С/21,
836 -
837 837  where C is the cell capacity.
838 838  
839 839  The discharge characteristic will be constructed for the given cell (its position is determined by the fields “Logic index” and “Cell index”).