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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56
From version 78.4
edited by Admin
on 2026/03/31 14:28
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To version 77.3
edited by Admin
on 2026/03/31 14:21
Change comment: There is no comment for this version

Summary

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... ... @@ -546,7 +546,7 @@
546 546  
547 547  Charge/Discharge contactor has three algorithms of operation:
548 548  
549 -On **Dependent (on Charging and Discharging signals)** algorithm the charge/discharge contactor depends on Charge and Discharge controllers and behaves:
549 +On **Dependent (on Charging and Discharging signals)** algorithm the charge/discharge contactor depends on Charge and Discharge algorithms and their signals and behaves
550 550  
551 551  * as Charging contactor if "Charging" signal is set;
552 552  * as Discharging contactor in other cases.
... ... @@ -560,8 +560,9 @@
560 560  
561 561  the charging/discharging contactor opens.
562 562  
563 -On **Independent (on Charge request or Discharge request)** algorithm charge/discharge contactor is based on its own controller and performs as follows:
564 564  
564 +**Independent (on Charge request or Discharge request)** - charge/discharge contactor is based on its own controller and performs as follows:
565 +
565 565  * if there is "Charge request" or "Discharge request" signal and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the charging/discharging contactor closes;
566 566  * If the "Charge request" or "Discharge request" disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the charging/discharging contactor opens.
567 567  
... ... @@ -734,19 +734,17 @@
734 734  * **Tolerant cell temperature**, °C;
735 735  * **Delay before starting the heater**, millisecond;
736 736  * **Delay before stopping the heater**, millisecond;
737 -* **Errors 1, 2 to open the heater** – bitfields to choose the errors which will open the heater.
738 +* **Switch off the heater on errors** – switch off the Heater Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
738 738  
739 739  As a result of operating the heating algorithm, the “Heater” signal is generated.
740 740  
741 741  Conditions for signal generation:
742 742  
743 -* the minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before starting the heater” time;
744 -* there are no errors from "Errors 1, 2..." bitfields.
744 +* the minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before starting the heater” time.
745 745  
746 746  Conditions for clearing the signal:
747 747  
748 -* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before stopping the heater” time;
749 -* there is an error from "Errors 1, 2..." bitfields.
748 +* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before stopping the heater” time.
750 750  
751 751  (% class="box infomessage" %)
752 752  (((
... ... @@ -761,24 +761,22 @@
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.
763 +* Enable – a flag to enable the cooler control;
764 +* Maximum cell temperature, °C;
765 +* Tolerant cell temperature, °C;
766 +* Delay before starting the cooler, millisecond;
767 +* Delay before stopping the cooler, millisecond;
768 +* Switch off the cooler contactor on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
770 770  
771 771  As a result of operating the cooling algorithm, the "Cooler" signal is generated.
772 772  
773 773  Conditions for signal generation:
774 774  
775 -* the maximum temperature among all cells of the battery is greater than the “Maximum cell temperature” value during the “Delay before starting the cooler” time;
776 -* there are no errors from "Errors 1, 2..." bitfields.
774 +* the maximum temperature among all cells of the battery is greater than the “Maximum cell temperature” value during the “Delay before starting the cooler” time.
777 777  
778 778  Conditions for clearing the signal:
779 779  
780 -* the maximum temperature among all cells of the battery is less than the “Tolerant cell temperature” value during the “Delay before stopping the cooler” time;
781 -* there is an error from "Errors 1, 2..." bitfields.
778 +* the maximum temperature among all cells of the battery is less than the “Tolerant cell temperature” value during the “Delay before stopping the cooler” time.
782 782  
783 783  (% class="box infomessage" %)
784 784  (((
... ... @@ -787,11 +787,6 @@
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 -
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**.
795 +* Enable – a flag to enable High voltage control;
796 +* Delay before clearing the High voltage fault, second;
797 +* 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.
810 +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 +828,16 @@
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).
823 +* Enable – a flag to enable cell analysis;
824 +* Discharge step, Ah;
825 +* Delta voltage – a maximum allowable voltage drop for the cell, V;
826 +* Logic index, Cell index – a position of the analyzed cell;
827 +* 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,
829 +Discharge step should be set equal to
838 838  
831 +Discharge step= С/21,
832 +
839 839  where C is the cell capacity.
840 840  
841 841  The discharge characteristic will be constructed for the given cell (its position is determined by the fields “Logic index” and “Cell index”).