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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:19
From version 22.5
edited by Admin
on 2025/02/11 14:31
Change comment: There is no comment for this version
To version 26.1
edited by Admin
on 2025/02/17 10:36
Change comment: There is no comment for this version

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... ... @@ -509,23 +509,32 @@
509 509  
510 510  === Power fault ===
511 511  
512 -BMS Main 3 device checks the status of power supply of CAN2, CAN3 . To change the parameters of the power fault error, select the "Protections → Power fault" section:
512 +BMS Main 3 device checks the status of CAN2, CAN3, RS-485-2 and Current sensors power supply.
513 513  
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 +
514 514  [[image:1739284154410-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="96" width="800"]]
515 515  
516 516  In this section:
517 517  
518 -* Delay before clearing the error, second;
525 +* Enable – a flag to enable the protection;
519 519  * Delay before setting the error, millisecond;
520 520  * Time to keep power off, millisecond;
521 521  * Delay before clearing the error, millisecond;
522 522  * Lock – a flag to block the error until the device is restarted.
523 523  
524 -The “Power fault” 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.
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.
525 525  
533 +Error is removed when the power consumption is normal during “Delay before clearing the error” time.
534 +
526 526  (% class="box warningmessage" %)
527 527  (((
528 -If there is the "Power switch error", the **“Critical error” **is generated.
537 +If there is the "Power fault", the **“Critical error” **is generated.
529 529  )))
530 530  
531 531  === Charge contactor cycles ===
... ... @@ -745,8 +745,10 @@
745 745  * Source is ON: Upper current limit, A;
746 746  * Lock – a flag to block the error until the device is restarted.
747 747  
748 -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.
749 749  
759 +Error clears if interlock loop is being restored.
760 +
750 750  (% class="box warningmessage" %)
751 751  (((
752 752  If there is the “HVIL error”, the **“Critical error”** is generated.
... ... @@ -754,6 +754,8 @@
754 754  
755 755  === Critical error ===
756 756  
768 +Some of the errors are system critical. A separate signal named "Critical error" indicates a BMS fault.
769 +
757 757  To change the critical error parameters, select the "Protections → Critical error" section:
758 758  
759 759  [[image:1733328487100-898.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="101" width="800"]]
... ... @@ -765,33 +765,10 @@
765 765  * Delay before clearing the error, second;
766 766  * Lock – a flag to block the error until the device is restarted.
767 767  
768 -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:
769 769  
770 -* “Battery cover error”;
771 -* “Water”;
772 -* “Logic offline”;
773 -* “Cell count error”;
774 -* “ADC error”;
775 -* “Current sensor error”;
776 -* “Shunt offline”;
777 -* “Shunt error”;
778 -* “WDT reset”
779 -* “No temp. sensors”;
780 -* “Temperature sensor shorted”;
781 -* “Stuck contactor”;
782 -* “CH contactor feedback error”;
783 -* “DCH contactor feedback error”;
784 -* “Insulation fault”;
785 -* “PCH contactor feedback error”;
786 -* “CH/DCH contactor feedback error”;
787 -* “Main contactor feedback error”;
788 -* “High voltage fault”;
789 -* “Power switch error”;
790 -* “HVIL error”;
791 -* “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.
792 792  
793 -The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
794 -
795 795  === General error ===
796 796  
797 797  To change the general error parameters, select the "Protections → Critical error" section: