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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:19
From version 28.1
edited by Admin
on 2025/02/26 12:46
Change comment: There is no comment for this version
To version 22.1
edited by Admin
on 2025/02/11 14:29
Change comment: Uploaded new attachment "1739284154410-676.png", version {1}

Summary

Details

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Content
... ... @@ -55,7 +55,7 @@
55 55  
56 56  * Enable – a flag to enable the protection;
57 57  * Threshold to switch from Region 1 to Region 2 – a current value at which current excess calculation will be switched from absolute to relative difference, A;
58 -* Region 1: Current difference – a value of maximum absolute current difference, A;
58 +* Region 1: Current difference – a value of maximum absolute current diffr, A;
59 59  * Region 2: Current difference – a value of maximum relative current excess, A;
60 60  * Delay before setting the error, millisecond;
61 61  * Delay before clearing the error, second;
... ... @@ -75,7 +75,7 @@
75 75  
76 76  * Enable – a flag to enable the protection;
77 77  * Threshold to switch from Region 1 to Region 2 – a current value at which current excess calculation will be switched from absolute to relative difference, A;
78 -* Region 1: Current difference – a value of maximum absolute current difference, A;
78 +* Region 1: Current difference – a value of maximum absolute current diffr, A;
79 79  * Region 2: Current difference – a value of maximum relative current excess, A;
80 80  * Delay before setting the error, millisecond;
81 81  * Delay before clearing the error, second;
... ... @@ -507,36 +507,6 @@
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 -
540 540  === Charge contactor cycles ===
541 541  
542 542  The BMS Main 3 device protects the charging contactor against frequent switching.
... ... @@ -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.
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.
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.
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:
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.
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”.
784 784  
772 +The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
773 +
785 785  === General error ===
786 786  
787 787  To change the general error parameters, select the "Protections → Critical error" section:
... ... @@ -796,7 +796,7 @@
796 796  * Lock – a flag to block the error until the device is restarted;
797 797  * Errors 1, 2 to set the "Critical error" – bitfields to enable check of corresponding errors.
798 798  
799 -The “General error”is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
788 +The general error flag is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
800 800  
801 801  The “General error” is cleared if there are no errors from the enabled errors during the “Delay before clearing the error” time.
802 802