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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:19
From version 22.1
edited by Admin
on 2025/02/11 14:29
Change comment: Uploaded new attachment "1739284154410-676.png", version {1}
To version 26.2
edited by Admin
on 2025/02/24 14:08
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... ... @@ -507,6 +507,36 @@
507 507  If there is the "Power switch error", the **“Critical error” **is generated.
508 508  )))
509 509  
510 +=== Power fault ===
511 +
512 +BMS Main 3 device checks the status of CAN2, CAN3, RS-485-2 and Current sensors power supply.
513 +
514 +(% class="box infomessage" %)
515 +(((
516 +**Note:** this error can be configured only under** "Service" account**.
517 +)))
518 +
519 +To change the parameters of the power fault error, select the "Protections → Power fault" section:
520 +
521 +[[image:1739284154410-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="96" width="800"]]
522 +
523 +In this section:
524 +
525 +* Enable – a flag to enable the protection;
526 +* Delay before setting the error, millisecond;
527 +* Time to keep power off, millisecond;
528 +* Delay before clearing the error, millisecond;
529 +* Lock – a flag to block the error until the device is restarted.
530 +
531 +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.
532 +
533 +Error is removed when the power consumption is normal during “Delay before clearing the error” time.
534 +
535 +(% class="box warningmessage" %)
536 +(((
537 +If there is the "Power fault", the **“Critical error” **is generated.
538 +)))
539 +
510 510  === Charge contactor cycles ===
511 511  
512 512  The BMS Main 3 device protects the charging contactor against frequent switching.
... ... @@ -724,8 +724,10 @@
724 724  * Source is ON: Upper current limit, A;
725 725  * Lock – a flag to block the error until the device is restarted.
726 726  
727 -If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated. Error clears if interlock loop is being restored.
757 +If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated.
728 728  
759 +Error clears if interlock loop is being restored.
760 +
729 729  (% class="box warningmessage" %)
730 730  (((
731 731  If there is the “HVIL error”, the **“Critical error”** is generated.
... ... @@ -733,6 +733,8 @@
733 733  
734 734  === Critical error ===
735 735  
768 +Some of the errors are system critical. A separate signal named "Critical error" indicates a BMS fault.
769 +
736 736  To change the critical error parameters, select the "Protections → Critical error" section:
737 737  
738 738  [[image:1733328487100-898.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="101" width="800"]]
... ... @@ -744,33 +744,10 @@
744 744  * Delay before clearing the error, second;
745 745  * Lock – a flag to block the error until the device is restarted.
746 746  
747 -The critical error flag is generated if at least one of the following errors is generated during the “Delay before setting the error” time:
781 +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:
748 748  
749 -* “Battery cover error”;
750 -* “Water”;
751 -* “Logic offline”;
752 -* “Cell count error”;
753 -* “ADC error”;
754 -* “Current sensor error”;
755 -* “Shunt offline”;
756 -* “Shunt error”;
757 -* “WDT reset”
758 -* “No temp. sensors”;
759 -* “Temperature sensor shorted”;
760 -* “Stuck contactor”;
761 -* “CH contactor feedback error”;
762 -* “DCH contactor feedback error”;
763 -* “Insulation fault”;
764 -* “PCH contactor feedback error”;
765 -* “CH/DCH contactor feedback error”;
766 -* “Main contactor feedback error”;
767 -* “High voltage fault”;
768 -* “Power switch error”;
769 -* “HVIL error”;
770 -* “Power fault”.
783 +The “Critical error" signal is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
771 771  
772 -The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
773 -
774 774  === General error ===
775 775  
776 776  To change the general error parameters, select the "Protections → Critical error" section: