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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:23
From version 8.2
edited by Admin
on 2025/02/26 12:43
Change comment: There is no comment for this version
To version 12.1
edited by Admin
on 2025/02/26 14:26
Change comment: There is no comment for this version

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520 520  
521 521  * charging and discharging contactors are open, but the “Charging current present” or “Discharging current present” signal is set.
522 522  
523 +(% class="box warningmessage" %)
524 +(((
525 +If there is the "Stuck contactor" error, the **“Critical error” **is generated.
526 +)))
527 +
523 523  === Contactor feedback ===
524 524  
525 525  The BMS Mini device can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, the feedback signal must be connected to corresponding contactor feedback pin on X1 header.
... ... @@ -539,6 +539,11 @@
539 539  
540 540  * a command for charging, precharge, discharging, charging/discharging or main contactor not matches its feedback value.
541 541  
547 +(% class="box warningmessage" %)
548 +(((
549 +If there is the "Contactor feedback" error, the **“Critical error” **is generated.
550 +)))
551 +
542 542  === Insulation ===
543 543  
544 544  The BMS Mini device can detect a signal from an external insulation monitoring device (such as Bender IR155) to monitor the insulation quality.
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560 560  
561 561  Error is set if corresponding discrete input is set up and it receives logical zero.
562 562  
573 +(% class="box warningmessage" %)
574 +(((
575 +If there is the "Insulation" error, the **“Critical error” **is generated.
576 +)))
577 +
563 563  === Critical error ===
564 564  
565 565  To change the critical error parameters, select the "Protections → Critical error" section:
... ... @@ -573,21 +573,26 @@
573 573  * Delay before clearing the error, second;
574 574  * Lock – a flag to block the error until the device is restarted.
575 575  
576 -The critical error flag is generated if at least one of the following errors is generated during the “Delay before setting the error” time:
591 +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.
577 577  
578 -* “Battery cover error”;
579 -* “Cell monitor offline”;
580 -* “Cell count error”;
581 -* “ADC error”;
582 -* “Current sensor error”;
583 -* “Shunt offline”;
584 -* “Shunt error”;
585 -* “No temp. sensors”;
586 -* “Temp. sensor is shorted”;
587 -* “Settings error”;
588 -* “WDT reset”;
589 -* “Stuck contactor”;
590 -* “Contactor feedback error”;
591 -* “Insulation fault”.
592 -
593 593  The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
594 +
595 +=== General error ===
596 +
597 +To change the general error parameters, select the "Protections → Critical error" section:
598 +
599 +[[image:1740573914327-561.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="129" width="800"]]
600 +
601 +In this section:
602 +
603 +* Enable – a flag to enable the protection;
604 +* Delay before setting the error, millisecond;
605 +* Delay before clearing the error, second;
606 +* Lock – a flag to block the error until the device is restarted;
607 +* Errors 1, 2 to set the "Critical error" – bitfields to enable check of corresponding errors.
608 +
609 +The “General error” is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
610 +
611 +The “General error” is cleared if there are no errors from the enabled errors during the “Delay before clearing the error” time.
612 +
613 +The state of the “General error” can be assigned to a discrete output or to a power switch.
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1 +XWiki.admin
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