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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:19
From version 26.1
edited by Admin
on 2025/02/17 10:36
Change comment: There is no comment for this version
To version 22.9
edited by Admin
on 2025/02/11 14:31
Change comment: There is no comment for this version

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Content
... ... @@ -509,32 +509,23 @@
509 509  
510 510  === Power fault ===
511 511  
512 -BMS Main 3 device checks the status of CAN2, CAN3, RS-485-2 and Current sensors power supply.
512 +BMS Main 3 device checks the status of power supply of CAN2, CAN3, RS-485-2 and Current sensors . To change the parameters of the power fault error, select the "Protections → Power fault" section:
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 -
521 521  [[image:1739284154410-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="96" width="800"]]
522 522  
523 523  In this section:
524 524  
525 -* Enable – a flag to enable the protection;
518 +* Delay before clearing the error, second;
526 526  * Delay before setting the error, millisecond;
527 527  * Time to keep power off, millisecond;
528 528  * Delay before clearing the error, millisecond;
529 529  * Lock – a flag to block the error until the device is restarted.
530 530  
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.
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.
532 532  
533 -Error is removed when the power consumption is normal during “Delay before clearing the error” time.
534 -
535 535  (% class="box warningmessage" %)
536 536  (((
537 -If there is the "Power fault", the **“Critical error” **is generated.
528 +If there is the "Power switch error", the **“Critical error” **is generated.
538 538  )))
539 539  
540 540  === Charge contactor cycles ===
... ... @@ -754,10 +754,8 @@
754 754  * Source is ON: Upper current limit, A;
755 755  * Lock – a flag to block the error until the device is restarted.
756 756  
757 -If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated.
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.
758 758  
759 -Error clears if interlock loop is being restored.
760 -
761 761  (% class="box warningmessage" %)
762 762  (((
763 763  If there is the “HVIL error”, the **“Critical error”** is generated.
... ... @@ -765,8 +765,6 @@
765 765  
766 766  === Critical error ===
767 767  
768 -Some of the errors are system critical. A separate signal named "Critical error" indicates a BMS fault.
769 -
770 770  To change the critical error parameters, select the "Protections → Critical error" section:
771 771  
772 772  [[image:1733328487100-898.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="101" width="800"]]
... ... @@ -778,10 +778,33 @@
778 778  * Delay before clearing the error, second;
779 779  * Lock – a flag to block the error until the device is restarted.
780 780  
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:
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:
782 782  
783 -The “Critical error" signal is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
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”.
784 784  
793 +The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
794 +
785 785  === General error ===
786 786  
787 787  To change the general error parameters, select the "Protections → Critical error" section: