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Changes for page 3.4 Protections

Last modified by Admin on 2026/04/01 08:42
From version 51.8
edited by Admin
on 2026/04/01 08:35
Change comment: There is no comment for this version
To version 52.1
edited by Admin
on 2026/04/01 08:42
Change comment: There is no comment for this version

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... ... @@ -564,7 +564,7 @@
564 564  In this section:
565 565  
566 566  * **Delay before clearing the error**, second;
567 -* Lock – a flag to block the error until the device is restarted.
567 +* **Lock **– a flag to block the error until the device is restarted.
568 568  
569 569  The “Power switch error” occurs when the device detects a shortage in contactor coil control circuit or an overheating of the power switch. Error is removed when the temperature of power switch is normal during “Delay before clearing the error” time.
570 570  
... ... @@ -575,7 +575,7 @@
575 575  
576 576  === Power fault ===
577 577  
578 -(% class="box warningmessage" %)
578 +(% class="box infomessage" %)
579 579  (((
580 580  This section is not available on BMS Main 2R.
581 581  )))
... ... @@ -593,11 +593,11 @@
593 593  
594 594  In this section:
595 595  
596 -* Enable – a flag to enable the protection;
597 -* Delay before setting the error, millisecond;
598 -* Time to keep power off, millisecond;
599 -* Delay before clearing the error, millisecond;
600 -* Lock – a flag to block the error until the device is restarted.
596 +* **Enable **– a flag to enable the protection;
597 +* **Delay before setting the error**, millisecond;
598 +* **Time to keep power off**, millisecond;
599 +* **Delay before clearing the error**, millisecond;
600 +* **Lock **– a flag to block the error until the device is restarted.
601 601  
602 602  The “Power fault” occurs when the device detects a shortage or high power consumption in power supplies mentioned above. After that BMS turns off the corresponding power supply for "Time to keep power off", then it tries to enable power again.
603 603  
... ... @@ -618,12 +618,12 @@
618 618  
619 619  In this section:
620 620  
621 -* Enable – a flag to enable the protection;
622 -* Cycles threshold – a number of cycles in a given period, upon which the “CH contactor cycles error” is generated;
623 -* Check time – a time in which the BMS counts switching cycles of the charging contactor, second;
624 -* Delay before setting the error, millisecond;
625 -* Delay before clearing the error, second;
626 -* Lock – a flag to block the error until the device is restarted.
621 +* **Enable **– a flag to enable the protection;
622 +* **Cycles threshold **– a number of cycles in a given period, upon which the “CH contactor cycles error” is generated;
623 +* **Check time** – a time in which the BMS counts switching cycles of the charging contactor, second;
624 +* **Delay before setting the error**, millisecond;
625 +* **Delay before clearing the error**, second;
626 +* **Lock **– a flag to block the error until the device is restarted.
627 627  
628 628  If there is a high switching frequency of the charging contactor, the “CH contactor cycles error” is generated.
629 629  
... ... @@ -645,12 +645,12 @@
645 645  
646 646  In this section:
647 647  
648 -* Enable – a flag to enable the protection;
649 -* Cycles threshold – a number of cycles in a given period, upon which the “DCH contactor cycles error” is generated;
650 -* Check time – a time in which the BMS counts switching cycles of the charging contactor, second;
651 -* Delay before setting the error, millisecond;
652 -* Delay before clearing the error, second;
653 -* Lock – a flag to block the error until the device is restarted.
648 +* **Enable **– a flag to enable the protection;
649 +* **Cycles threshold** – a number of cycles in a given period, upon which the “DCH contactor cycles error” is generated;
650 +* **Check time** – a time in which the BMS counts switching cycles of the charging contactor, second;
651 +* **Delay before setting the error**, millisecond;
652 +* **Delay before clearing the error**, second;
653 +* **Lock **– a flag to block the error until the device is restarted.
654 654  
655 655  If there is the high switching frequency of the discharging contactor, the “DCH contactor cycles error” is generated.
656 656  
... ... @@ -672,10 +672,10 @@
672 672  
673 673  In this section:
674 674  
675 -* Enable – a flag to enable the protection;
676 -* Delay before setting the error, millisecond;
677 -* Delay before clearing the error, second;
678 -* Lock – a flag to block the error until the device is restarted.
675 +* **Enable **– a flag to enable the protection;
676 +* **Delay before setting the error**, millisecond;
677 +* **Delay before clearing the error**, second;
678 +* **Lock **– a flag to block the error until the device is restarted.
679 679  
680 680  If there are no temperature sensors connected to any BMS Logic device or any temperature sensor of the BMS Logic is shorted, the "No temp. sensors" error and "Temp. sensor is shorted" error are generated respectively. These errors generated and removed with the “Delay before setting the error” and “Delay before clearing the error” delays.
681 681  
... ... @@ -686,7 +686,7 @@
686 686  
687 687  === WDT reset ===
688 688  
689 -If the BMS firmware hangs, the watchdog timer resets the device. The BMS can detect that the device was reset and generates the “WDT reset” error.
689 +If the BMS Main 3 / BMS Main 2R firmware hangs, the watchdog timer resets the device. The BMS can detect that the device was reset and generates the “WDT reset” error.
690 690  
691 691  To change the parameters of the watchdog protection, select the "Protections → WDT reset" section:
692 692  
... ... @@ -694,9 +694,9 @@
694 694  
695 695  In this section:
696 696  
697 -* Enable – a flag to enable the protection;
698 -* Delay before clearing the error, second;
699 -* Lock – a flag to block the error until the device is restarted.
697 +* **Enable **– a flag to enable the protection;
698 +* **Delay before clearing the error**, second;
699 +* **Lock **– a flag to block the error until the device is restarted.
700 700  
701 701  Conditions for removing the error:
702 702  
... ... @@ -709,7 +709,7 @@
709 709  
710 710  === Unallowable charging ===
711 711  
712 -The BMS can detect that the battery is charging through the discharging circuit and protectively open the discharging contactor to prevent unallowable battery operation.
712 +The BMS Main 3 / BMS Main 2R device can detect that the battery is charging through the discharging circuit and protectively open the discharging contactor to prevent unallowable battery operation.
713 713  
714 714  To change the parameters of the unallowable charging protection, select the "Protections → Unallowable charging" section:
715 715  
... ... @@ -717,10 +717,10 @@
717 717  
718 718  In this section:
719 719  
720 -* Enable – a flag to enable the protection;
721 -* Delay before setting the error, second;
722 -* Delay before clearing the error, second;
723 -* Lock – a flag to block the error until the device is restarted.
720 +* **Enable **– a flag to enable the protection;
721 +* **Delay before setting the error**, second;
722 +* **Delay before clearing the error**, second;
723 +* **Lock** – a flag to block the error until the device is restarted.
724 724  
725 725  If there is charging the battery through the discharging circuit detected, the "Unallowable charging" error is generated.
726 726  
... ... @@ -742,12 +742,12 @@
742 742  
743 743  In this section:
744 744  
745 -* Enable – a flag to enable the protection;
746 -* Delay before setting the error, millisecond;
747 -* Delay before clearing the error, second;
748 -* Check voltage – a flag to enable checking of voltage before and after contactors to detect the fact of contactor sticking;
749 -* Abnormal voltage difference – the difference of voltages before and after contactors at which BMS indicates and error;
750 -* Lock – a flag to block the error until the device is restarted.
745 +* **Enable **– a flag to enable the protection;
746 +* **Delay before setting the error**, millisecond;
747 +* **Delay before clearing the error**, second;
748 +* **Check voltage** – a flag to enable checking of voltage before and after contactors to detect the fact of contactor sticking;
749 +* **Abnormal voltage difference** – the difference of voltages before and after contactors at which BMS indicates and error;
750 +* **Lock **– a flag to block the error until the device is restarted.
751 751  
752 752  If there is a stuck contactor, the “Stuck contactor” error is generated. Error generation conditions:
753 753  
... ... @@ -760,7 +760,7 @@
760 760  
761 761  === Contactor feedback ===
762 762  
763 -The BMS Main 3 / BMS Main 2R device can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, the feedback signal must be connected to the corresponding contactor feedback pin on the X3 header.
763 +The BMS Main 3 / BMS Main 2R device can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, the feedback signal must be connected to the discrete input that is assigned to this specific contactor's feedback.
764 764  
765 765  To change the contactor feedback check parameters, select the "Protections → Contactor feedback" section:
766 766  
... ... @@ -768,10 +768,10 @@
768 768  
769 769  In this section:
770 770  
771 -* Enable – a flag to enable the protection;
772 -* Delay before setting the error, millisecond;
773 -* Delay before clearing the error, second;
774 -* Lock – a flag to block the error until the device is restarted.
771 +* **Enable **– a flag to enable the protection;
772 +* **Delay before setting the error**, millisecond;
773 +* **Delay before clearing the error**, second;
774 +* **Lock **– a flag to block the error until the device is restarted.
775 775  
776 776  If there is a discrepancy at any contactor, the corresponding contactor feedback error is generated. Error generation conditions:
777 777  
... ... @@ -792,14 +792,14 @@
792 792  
793 793  In this section:
794 794  
795 -* Enable – a flag to enable the protection;
796 -* Checking algorithm – isolation checking mode:
797 -** Always on – check is always performed;
798 -** On charging – check is performed only if “Charger connected” or “Charge request” is set;
799 -** Except charging - check is performed only if “Charger connected” and “Charge request” are cleared;
800 -* Delay before setting the error, second;
801 -* Delay before clearing the error, second;
802 -* Lock – a flag to block the error until the device is restarted.
795 +* **Enable **– a flag to enable the protection;
796 +* **Checking algorithm** – isolation checking mode:
797 +** **Always on** – check is always performed;
798 +** **On charging** – check is performed only if “Charger connected” or “Charge request” is set;
799 +** **Except charging** – check is performed only if “Charger connected” and “Charge request” are cleared;
800 +* **Delay before setting the error**, second;
801 +* **Delay before clearing the error**, second;
802 +* **Lock **– a flag to block the error until the device is restarted.
803 803  
804 804  The “Insulation fault” is set if the “Insulation status” signal is detected during the “Delay before setting the error” time. The “Insulation status” signal can be received through the discrete input or by the CAN bus from an insulation monitoring device. The “Insulation fault” is cleared if the “Insulation status” signal is cleared during the “Delay before clearing the error” time.
805 805  
... ... @@ -810,8 +810,13 @@
810 810  
811 811  === HVIL ===
812 812  
813 -The BMS Main 3 / BMS Main 2R allows to control the high voltage interlock loop by applying current to a testing loop and monitoring the difference between the measured current and the required value.
813 +(% class="box infomessage" %)
814 +(((
815 +This section is not available on BMS Main 2R.
816 +)))
814 814  
818 +The BMS Main 3 allows to control the high voltage interlock loop by applying current to a testing loop and monitoring the difference between the measured current and the required value.
819 +
815 815  To change the HVIL measurement parameters, select the "Protections → HVIL" section:
816 816  
817 817  [[image:1735224839441-185.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="102" width="800"]]
... ... @@ -818,12 +818,12 @@
818 818  
819 819  In this section:
820 820  
821 -* Enable – a flag to enable the protection;
822 -* Source is OFF: Lower current limit, A;
823 -* Source is OFF: Upper current limit, A;
824 -* Source is ON: Lower current limit, A;
825 -* Source is ON: Upper current limit, A;
826 -* Lock – a flag to block the error until the device is restarted.
826 +* **Enable **– a flag to enable the protection;
827 +* **Source is OFF: Lower current limit**, A;
828 +* **Source is OFF: Upper current limit**, A;
829 +* **Source is ON: Lower current limit**, A;
830 +* **Source is ON: Upper current limit**, A;
831 +* **Lock **– a flag to block the error until the device is restarted.
827 827  
828 828  If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated.
829 829  
... ... @@ -836,6 +836,11 @@
836 836  
837 837  === Battery voltage ===
838 838  
844 +(% class="box infomessage" %)
845 +(((
846 +This section is not available on BMS Main 2R.
847 +)))
848 +
839 839  The BMS Main 3 / BMS Main 2R allows to control the difference between sum of all cell voltages and voltage measured before the contactors.
840 840  
841 841  To change the voltage difference check parameters, select the "Protections → Battery voltage" section:
... ... @@ -844,11 +844,11 @@
844 844  
845 845  In this section:
846 846  
847 -* Enable – a flag to enable the protection;
848 -* Abnormal voltage difference – a maximum difference between sum of all cell voltages and voltage measured before the contactors (High voltage 1), V;
849 -* Delay before setting the error, second;
850 -* Delay before clearing the error, second;
851 -* Lock – a flag to block the error until the device is restarted.
857 +* **Enable **– a flag to enable the protection;
858 +* **Abnormal voltage difference** – a maximum difference between sum of all cell voltages and voltage measured before the contactors (High voltage 1), V;
859 +* **Delay before setting the error**, second;
860 +* **Delay before clearing the error**, second;
861 +* **Lock **– a flag to block the error until the device is restarted.
852 852  
853 853  If there is a mismatch between voltages, "Battery voltage mismatch" error is generated.
854 854  
... ... @@ -875,11 +875,11 @@
875 875  
876 876  In this section:
877 877  
878 -* Enable – a flag to enable the protection;
879 -* Delay before setting the error, millisecond;
880 -* Delay before clearing the error, second;
881 -* Errors 1, 2 to to ignore when setting the critical error;
882 -* Lock – a flag to block the error until the device is restarted.
888 +* **Enable **– a flag to enable the protection;
889 +* **Delay before setting the error**, millisecond;
890 +* **Delay before clearing the error**, second;
891 +* **Errors 1, 2 to to ignore when setting the critical error** – bitfields to enable check of corresponding errors.
892 +* **Lock **– a flag to block the error until the device is restarted.
883 883  
884 884  The "Critical error" signal is generated if at least one of the critical errors (see [[Errors>>doc:Battery management systems.Additional information.1\. Battery controllers\: signals and errors.WebHome||anchor="HErrors"]]) is generated during the “Delay before setting the error” time.
885 885  
... ... @@ -893,11 +893,11 @@
893 893  
894 894  In this section:
895 895  
896 -* Enable – a flag to enable the protection;
897 -* Delay before setting the error, millisecond;
898 -* Delay before clearing the error, second;
899 -* Lock – a flag to block the error until the device is restarted;
900 -* Errors 1, 2 to set the "Critical error" – bitfields to enable check of corresponding errors.
906 +* **Enable **– a flag to enable the protection;
907 +* **Delay before setting the error**, millisecond;
908 +* **Delay before clearing the error**, second;
909 +* **Lock **– a flag to block the error until the device is restarted;
910 +* **Errors 1, 2 to set the "Critical error"** – bitfields to enable check of corresponding errors.
901 901  
902 902  The “General error”is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
903 903