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Changes for page 3.6 Battery protection

Last modified by Admin on 2025/04/09 12:25
From version 4.19
edited by Admin
on 2024/11/21 18:24
Change comment: There is no comment for this version
To version 24.3
edited by Admin
on 2024/11/21 18:45
Change comment: There is no comment for this version

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70 70  
71 71  To change the battery protection parameters from high voltage on the cells, select the menu "Protections → Overvoltage protection":
72 72  
73 -[[image:1732212357972-295.png]]
73 +[[Overvoltage protection settings>>image:1732212357972-295.png||data-xwiki-image-style-alignment="center" height="218" width="338"]]
74 74  
75 75  In this section:
76 76  
... ... @@ -103,6 +103,7 @@
103 103  
104 104  To change the battery protection parameters from low temperature, select the menu "Protections → Low temperature protection":
105 105  
106 +[[Low temperature protection settings>>image:1732213953083-955.png||data-xwiki-image-style-alignment="center" height="237" width="338"]]
106 106  
107 107  In this section:
108 108  
... ... @@ -137,6 +137,7 @@
137 137  
138 138  To change the battery protection parameters from high temperature, select the menu "Protections → High temperature protection":
139 139  
141 +[[High temperature protection settings>>image:1732213990755-759.png||data-xwiki-image-style-alignment="center" height="258" width="370"]]
140 140  
141 141  In this section:
142 142  
... ... @@ -169,6 +169,8 @@
169 169  
170 170  To change the protection parameters from opening the battery cover, select the menu "Protections → Battery cover protection":
171 171  
174 +[[Battery cover protection settings>>image:1732214030014-281.png||data-xwiki-image-style-alignment="center" height="155" width="334"]]
175 +
172 172  In this section:
173 173  
174 174  * Enable – a flag to enable the protection;
... ... @@ -197,12 +197,13 @@
197 197  
198 198  To change the protection parameters of the battery from high humidity, select the menu "Protections → High humidity protection":
199 199  
204 +[[High humidity protection settings>>image:1732214076060-358.png||data-xwiki-image-style-alignment="center" height="185" width="321"]]
200 200  
201 201  In this section:
202 202  
203 203  * Enable – a flag to enable the protection;
204 -* Maximum humidty, RH%;
205 -* Tolerant humidty, RH%;
209 +* Maximum humidity, RH%;
210 +* Tolerant humidity, RH%;
206 206  * Delay before setting the error, second;
207 207  * Delay before clearing the error, second;
208 208  * Lock the error until the device is reset.
... ... @@ -226,6 +226,7 @@
226 226  
227 227  To change the protection parameters of the battery from water, select the menu "Protections → Water protection":
228 228  
234 +[[Water protection settings>>image:1732214111990-184.png||data-xwiki-image-style-alignment="center" height="199" width="340"]]
229 229  
230 230  In this section:
231 231  
... ... @@ -257,6 +257,7 @@
257 257  
258 258  To change the test parameters of the current sensor connection circuits, select the menu "Protections → Current sensor error":
259 259  
266 +[[Current sensor error settings>>image:1732214146724-132.png||data-xwiki-image-style-alignment="center" height="438" width="365"]]
260 260  
261 261  In this section:
262 262  
... ... @@ -290,6 +290,7 @@
290 290  
291 291  To change the protection parameters from short circuit, select the menu "Protections → Short circuit protection":
292 292  
300 +[[Short circuit protection settings>>image:1732214207026-822.png||data-xwiki-image-style-alignment="center" height="528" width="371"]]
293 293  
294 294  In this section:
295 295  
... ... @@ -323,6 +323,7 @@
323 323  
324 324  To change the overheating protection parameters of power contactors, select the menu "Protections → Contactor high temperature protection":
325 325  
334 +[[Contactor high temperature protection settings>>image:1732214237851-405.png||data-xwiki-image-style-alignment="center" height="234" width="336"]]
326 326  
327 327  In this section:
328 328  
... ... @@ -356,6 +356,7 @@
356 356  
357 357  To change the parameters of the unallowable charging protection, select the menu "Protections → Unallowable charging protection":
358 358  
368 +[[Unallowable charging protection settings>>image:1732214272022-547.png||data-xwiki-image-style-alignment="center" height="145" width="312"]]
359 359  
360 360  In this section:
361 361  
... ... @@ -385,6 +385,7 @@
385 385  
386 386  To change the protection parameters against sticking, select the menu "Protections → Stuck contactor protection":
387 387  
398 +[[Stuck contactor protection settings>>image:1732214367207-318.png||data-xwiki-image-style-alignment="center" height="152" width="331"]]
388 388  
389 389  In this section:
390 390  
... ... @@ -405,6 +405,7 @@
405 405  
406 406  To change the contactor feedback check parameters, select the menu "Protections → Contactor feedback check":
407 407  
419 +[[Contactor feedback check settings>>image:1732214400721-274.png||data-xwiki-image-style-alignment="center" height="150" width="323"]]
408 408  
409 409  In this section:
410 410  
... ... @@ -423,6 +423,7 @@
423 423  
424 424  To change the protection parameters against high frequency switching of the charging contactor, select the menu "Protections → Charging contactor cycles protection":
425 425  
438 +[[Charging contactor cycles protection settings>>image:1732214432750-543.png||data-xwiki-image-style-alignment="center" height="260" width="336"]]
426 426  
427 427  In this section:
428 428  
... ... @@ -455,6 +455,7 @@
455 455  
456 456  To change the protection parameters against high frequency switching of the discharging contactor, select the menu "Protections → Discharging contactor cycles protection":
457 457  
471 +[[Discharging contactor cycles protection settings>>image:1732214468462-541.png||data-xwiki-image-style-alignment="center" height="269" width="346"]]
458 458  
459 459  In this section:
460 460  
... ... @@ -487,6 +487,7 @@
487 487  
488 488  To change the protection parameters of the temperature sensors circuits, select the menu "Protections → Temperature sensor error":
489 489  
504 +[[Temperature sensor error settings>>image:1732214501360-654.png||data-xwiki-image-style-alignment="center" height="154" width="334"]]
490 490  
491 491  In this section:
492 492  
... ... @@ -506,6 +506,7 @@
506 506  
507 507  To change the overheating protection parameters of BMS Logic boards, select the menu "Protections → Logic high temperature protection":
508 508  
524 +[[Logic high temperature protection settings>>image:1732214545352-111.png||data-xwiki-image-style-alignment="center" height="156" width="309"]]
509 509  
510 510  In this section:
511 511  
... ... @@ -533,28 +533,339 @@
533 533  
534 534  To change the protection parameters from loss of communication with BMS Logic boards, select the menu "Protections → Logic offline protection":
535 535  
552 +[[Logic offline protection settings>>image:1732214579147-515.png||data-xwiki-image-style-alignment="center" height="107" width="204"]]
536 536  
554 +In this section:
537 537  
556 +* Enable – a flag to enable the protection;
557 +* Lock the error until the device is reset.
558 +
559 +As a result of the protection from loss of communication with BMS Logic boards, the "Logic offline" error is generated.
560 +
561 +Error generation conditions:
562 +
563 +* at least one of the connected BMS Logic boards does not respond to the commands of the BMS Main 2.x board for 10 seconds.
564 +
565 +Conditions for removing the error:
566 +
567 +* all connected BMS Logic boards respond to the commands of the BMS Main 2.x board.
568 +
569 +(% class="box warningmessage" %)
570 +(((
571 +**If there is the "Logic offline" error, the “Critical error” is generated and all relays open.**
572 +)))
573 +
538 538  == 3.6.20 Cell count protection ==
539 539  
576 +To change the protection parameters from the mismatch of the number of cells to the set value, select the menu "Protections → Cell count protection":
577 +
578 +[[Cell count protection settings>>image:1732214641606-453.png||data-xwiki-image-style-alignment="center" height="178" width="341"]]
579 +
580 +In this section:
581 +
582 +* Enable – a flag to enable the protection;
583 +* Cell count – a number of cells connected to the BMS;
584 +* Delay before setting the error, second;
585 +* Delay before clearing the error, second;
586 +* Lock the error until the device is reset.
587 +
588 +As a result of the operation of the protection from the mismatch of the number of cells, the "Cell count error" is generated.
589 +
590 +Error generation conditions:
591 +
592 +* the number of cells connected to the BMS is **not equal** to the “Cell count” value during the “Delay before setting the error” time.
593 +
594 +Conditions for removing the error:
595 +
596 +* the number of cells connected to the BMS is **equal** to the “Cell count” value during the “Delay before clearing the error” time.
597 +
598 +(% class="box warningmessage" %)
599 +(((
600 +**If there is the "Cell count error", the “Critical error” is generated and all relays open.**
601 +)))
602 +
540 540  == 3.6.21 Logic count protection ==
541 541  
605 +To change the protection parameters from the mismatch of the number of BMS Logic boards to the set value, select the menu "Protections → Logic count protection":
606 +
607 +[[Logic count protection settings>>image:1732214675358-202.png||data-xwiki-image-style-alignment="center" height="163" width="230"]]
608 +
609 +In this section:
610 +
611 +* Enable – a flag to enable the protection;
612 +* Logic count – a number of BMS Logic boards connected to the BMS Main 2.x;
613 +* Fast scan – a flag to scan BMS Logic boards fast (boards with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
614 +* Lock the error until the device is reset.
615 +
616 +As a result of the operation of the protection from the mismatch of the number of BMS Logic boards, the "Logic count error" is generated.
617 +
618 +Error generation conditions:
619 +
620 +* the number of BMS Logic boards connected to the BMS Main 2.x is **not equal** to the “Logic count” value.
621 +
622 +Conditions for removing the error:
623 +
624 +* the number of BMS Logic boards connected to the BMS Main is **equal** to the “Logic count” value.
625 +
626 +(% class="box warningmessage" %)
627 +(((
628 +**If there is the "Logic count error", the “Critical error” is generated and all relays open.**
629 +)))
630 +
542 542  == 3.6.22 WDT protection ==
543 543  
633 +If the BMS firmware hangs, the watchdog timer resets the board. The BMS can detect that the board was reset and generates the “WDT reset” error.
634 +
635 +To change the parameters of the watchdog protection, select the menu "Protections → WDT protection":
636 +
637 +[[WDT protection settings>>image:1732214703914-144.png||data-xwiki-image-style-alignment="center" height="127" width="323"]]
638 +
639 +In this section:
640 +
641 +* Enable – a flag to enable the protection;
642 +* Delay before clearing the error, second;
643 +* Lock the error until the device is reset.
644 +
645 +Conditions for removing the error:
646 +
647 +* the “Delay before clearing the error” time has passed from the board startup.
648 +
649 +(% class="box warningmessage" %)
650 +(((
651 +**If there is the "WDT reset" error, the “Critical error” is generated and all relays open.**
652 +)))
653 +
544 544  == 3.6.23 Insulation monitoring ==
545 545  
656 +BMS Main 2.x can detect a signal from an external insulation monitoring device (such as Bender IR155) to monitor the insulation quality.
657 +
658 +To change the insulation monitoring parameters, select the menu "Protections → Insulation monitoring":
659 +
660 +
661 +In this section:
662 +
663 +* Enable – a flag to enable the protection;
664 +* Delay before setting the error, second;
665 +* Delay before clearing the error, second;
666 +* Lock the error until the device is reset.
667 +
668 +Error is set if corresponding discrete input is set up and it received logical zero.
669 +
546 546  == 3.6.24 Critical error parameters ==
547 547  
672 +To change the critical error parameters, select the menu "Protections → Critical error parameters":
673 +
674 +
675 +In this section:
676 +
677 +* Enable – a flag to enable the protection;
678 +* Delay before setting the error, second;
679 +* Delay before clearing the error, second;
680 +* Lock the error until the device is reset.
681 +
682 +The critical error flag is generated if at least one of the following errors is generated during the “Delay before setting the error” time:
683 +
684 +* “Battery cover error”;
685 +* “Water”;
686 +* “Logic offline”;
687 +* “Cell count error”;
688 +* “Logic count error”;
689 +* “ADC error”;
690 +* “No temp. sensors”;
691 +* “Temp. sensor is shorted”;
692 +* “Current sensor error”;
693 +* “Shunt offline”;
694 +* “Shunt error”;
695 +* “Settings error”;
696 +* “WDT reset”.
697 +
698 +The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
699 +
700 +(% class="box warningmessage" %)
701 +(((
702 +**If there is the “Critical error”, all relays open.**
703 +)))
704 +
548 548  == 3.6.25 General error parameters ==
549 549  
550 550  == 3.6.26 Low SOC signal ==
551 551  
709 +To change the parameters of the generation a signal about low battery level, select the menu "Protections → Low SOC signal":
710 +
711 +
712 +In this section:
713 +
714 +* Enable – a flag to enable signal generation;
715 +* Minimum SOC, %;
716 +* Tolerant SOC, %;
717 +* Delay before setting the signal, second;
718 +* Delay before clearing the signal, second;
719 +* Lock the signal until the device is reset.
720 +
721 +Signal generation conditions:
722 +
723 +* the battery SOC is less than the “Minimum SOC” value during the “Delay before setting the signal” time.
724 +
725 +Conditions for clearing the signal:
726 +
727 +* the battery SOC is greater than the “Tolerant SOC” during the “Delay before clearing the signal” time.
728 +
729 +The "Low SOC signal" is //indicative //and can be linked to any discrete output of the board.
730 +
552 552  == 3.6.27 High charging current signal ==
553 553  
733 +To change the parameters of the generation high-current signal, select the menu "Protections → High charging current signal":
734 +
735 +
736 +In this section:
737 +
738 +* Enable – a flag to enable signal generation;
739 +* Maximum charging current, А;
740 +* Tolerant charging current, А;
741 +* Delay before setting the signal, second;
742 +* Delay before clearing the signal, second;
743 +* Lock the signal until the device is reset.
744 +
745 +Signal generation conditions:
746 +
747 +* the measured current is greater than the “Maximum charging current” value during the “Delay before setting the signal” time.
748 +
749 +Conditions for clearing the signal:
750 +
751 +* the measured current is less than the “Tolerant charging current” value during the “Delay before clearing the signal” time.
752 +
753 +The "High charging current" signal is //indicative //and can be linked to any discrete output of the board.
754 +
554 554  == 3.6.28 Heater control ==
555 555  
757 +To change the parameters of the heater control algorithm, select the menu "Protections → Heater control":
758 +
759 +
760 +In this section:
761 +
762 +* Enable – a flag to enable heater control;
763 +* Minimum cell temperature, °C;
764 +* Tolerant cell temperature, °C;
765 +* Delay before setting the signal, second;
766 +* Delay before clearing the signal, second;
767 +* Lock the signal until the device is reset;
768 +* Switch off the heater relay on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
769 +
770 +As a result of operating the heating algorithm, the “Heater” signal is generated.
771 +
772 +Conditions of signal generation:
773 +
774 +* The minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before setting the signal” time.
775 +
776 +Conditions for clearing the signal:
777 +
778 +* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
779 +
780 +(% class="box infomessage" %)
781 +(((
782 +If there is the "Heater" signal, the heater relay closes and/or a signal is output to the corresponded digital output.
783 +)))
784 +
556 556  == 3.6.29 Heater (AUX) control ==
557 557  
787 +To change the parameters of the auxiliary heater control algorithm, select the menu "Protections → Heater (AUX) control":
788 +
789 +
790 +In this section:
791 +
792 +* Enable – a flag to enable heater control;
793 +* Minimum cell temperature, °C;
794 +* Tolerant cell temperature, °C;
795 +* Delay before setting the signal, second;
796 +* Delay before clearing the signal, second;
797 +* Lock the signal until the device is reset;
798 +* Switch off the heater relay on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
799 +
800 +As a result of operating the heating algorithm, the “Heater (AUX)” signal is generated.
801 +
802 +Conditions of signal generation:
803 +
804 +* The minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before setting the signal” time.
805 +
806 +Conditions for clearing the signal:
807 +
808 +* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
809 +
810 +(% class="box infomessage" %)
811 +(((
812 +If there is the "Heater (AUX)" signal, the auxiliary heater relay closes and/or a signal is output to the corresponded digital output.
813 +)))
814 +
558 558  == 3.6.30 Cooler control ==
559 559  
817 +To change the parameters of the cooler control algorithm, select the menu "Protections → Cooler control":
818 +
819 +
820 +In this section:
821 +
822 +* Enable – a flag to enable cooler control;
823 +* Maximum cell temperature, °C;
824 +* Tolerant cell temperature, °C;
825 +* Delay before setting the signal, second;
826 +* Delay before clearing the signal, second;
827 +* Lock the signal until the device is reset;
828 +* Switch off the cooler relay on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
829 +
830 +As a result of operating the cooling algorithm, the "Cooler" signal is generated.
831 +
832 +Conditions of signal generation:
833 +
834 +* the maximum temperature among all cells of the battery is greater than the “Maximum cell temperature” value during the “Delay before setting the signal” time.
835 +
836 +Conditions for clearing the signal:
837 +
838 +* the maximum temperature among all cells of the battery is less than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
839 +
840 +(% class="box infomessage" %)
841 +(((
842 +If there is the "Cooler" signal, the cooler relay closes and/or a signal is output to the corresponded digital output.
843 +)))
844 +
560 560  == 3.6.31 Fault simulation ==
846 +
847 +The board provides the ability to manually generate error flags bypassing the protection algorithms. This functionality is intended for commissioning.
848 +
849 +To simulate battery and BMS errors, select the menu "Protections → Fault simulation":
850 +
851 +
852 +In this section:
853 +
854 +* Overcurrent;
855 +* Undervoltage;
856 +* Overvoltage;
857 +* Low CH temperature;
858 +* Low DCH temperature;
859 +* High CH temperature;
860 +* High DCH temperature;
861 +* Battery cover error;
862 +* High humidity;
863 +* Water;
864 +* Current sensor error;
865 +* Short circuit;
866 +* Contactor high temperature;
867 +* Unallowable charging;
868 +* Stuck contactor;
869 +* CH contactor feedback error;
870 +* DCH contactor feedback error;
871 +* PCH contactor feedback error;
872 +* CH/DCH contactor feedback error;
873 +* Main contactor feedback error;
874 +* CH contactor cycles error;
875 +* DCH contactor cycles error;
876 +* Logic high temperature;
877 +* Logic offline;
878 +* Cell count error;
879 +* Logic count error;
880 +* Insulation error;
881 +* Critical error;
882 +* Low SOC;
883 +* High charging current;
884 +* Heater;
885 +* Cooler.
886 +
887 +To simulate errors, set the necessary flags and click on the "Save" button.
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