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Changes for page 3.4 Protections

Last modified by Admin on 2025/08/22 14:36
From version 23.3
edited by Admin
on 2025/02/11 14:43
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To version 36.1
edited by Admin
on 2025/08/22 14:07
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... ... @@ -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 diffr, A;
58 +* Region 1: Current difference – a value of maximum absolute current difference, 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 diffr, A;
78 +* Region 1: Current difference – a value of maximum absolute current difference, 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;
... ... @@ -94,7 +94,7 @@
94 94  * Enable – a flag to enable the protection;
95 95  * Minimum cell voltage, V;
96 96  * Tolerant cell voltage, V;
97 -* Check the open circuit voltage instead of the actual voltage – a flag to enable the check of voltage correction due to current and cell resistance;
97 +* Check the open circuit voltage instead of the actual voltage – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
98 98  * Delay before setting the error, millisecond;
99 99  * Delay before clearing the error, second;
100 100  * Lock – a flag to block the error until the device is restarted.
... ... @@ -122,7 +122,7 @@
122 122  * Enable – a flag to enable the protection;
123 123  * Maximum cell voltage, V;
124 124  * Tolerant cell voltage, V;
125 -* Check the open circuit voltage instead of the actual voltage – a flag to enable the check of voltage correction due to current and cell resistance;
125 +* Check the open circuit voltage instead of the actual voltage – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
126 126  * Delay before setting the error, millisecond;
127 127  * Delay before clearing the error, second;
128 128  * Lock – a flag to block the error until the device is restarted.
... ... @@ -321,11 +321,14 @@
321 321  
322 322  To change the protection parameters from loss of communication with BMS Logic devices, select the "Protections → Logic offline" section:
323 323  
324 -[[image:1733328399416-818.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="86" width="800"]]
324 +[[image:1755871522789-489.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="102" width="800"]]
325 325  
326 +
326 326  In this section:
327 327  
328 328  * Enable – a flag to enable the protection;
330 +* Delay before setting the error, second;
331 +* Delay before clearing the error, second;
329 329  * Lock – lock the error until the device is reset.
330 330  
331 331  As a result of the protection from loss of communication with BMS Logic devices, the "Logic offline" error is generated.
... ... @@ -372,6 +372,35 @@
372 372  If there is the "Cell count error", the **“Critical error” **is generated**.**
373 373  )))
374 374  
378 +=== Temperature sensor count ===
379 +
380 +To change the protection parameters from the mismatch of the number of temperature sensors to the set value, select the "Protections → Temperature sensor count" section:
381 +
382 +[[image:1755871582533-550.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="123" width="800"]]
383 +
384 +In this section:
385 +
386 +* Enable – a flag to enable the protection;
387 +* Number of cells – a number of temperature sensors connected to the BMS;
388 +* Delay before setting the error, millisecond;
389 +* Delay before clearing the error, second;
390 +* Lock – a flag to block the error until the device is restarted.
391 +
392 +As a result of the operation of the protection from the mismatch of the number of cells, the "T-sensocount error" is generated.
393 +
394 +Error generation conditions:
395 +
396 +* the number of cells connected to the BMS is **not equal** to the “Number of cells” value during the “Delay before setting the error” time.
397 +
398 +Conditions for removing the error:
399 +
400 +* the number of cells connected to the BMS is **equal** to the “Number of cells” value during the “Delay before clearing the error” time.
401 +
402 +(% class="box warningmessage" %)
403 +(((
404 +If there is the "Cell count error", the **“Critical error” **is generated**.**
405 +)))
406 +
375 375  === Logic count ===
376 376  
377 377  To change the protection parameters from the mismatch of the number of BMS Logic devices to the set value, select the "Protections → Logic count” section:
... ... @@ -513,7 +513,7 @@
513 513  
514 514  (% class="box infomessage" %)
515 515  (((
516 -**Note:** this error can be configured only under** "Service" account**.
548 +**Note:** this error can be configured only under** "Service" account**.
517 517  )))
518 518  
519 519  To change the parameters of the power fault error, select the "Protections → Power fault" section:
... ... @@ -522,14 +522,16 @@
522 522  
523 523  In this section:
524 524  
525 -* Delay before clearing the error, second;
557 +* Enable – a flag to enable the protection;
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. Error is removed when the power consumption is normal during “Delay before clearing the error” time.
563 +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.
532 532  
565 +Error is removed when the power consumption is normal during “Delay before clearing the error” time.
566 +
533 533  (% class="box warningmessage" %)
534 534  (((
535 535  If there is the "Power fault", the **“Critical error” **is generated.
... ... @@ -752,8 +752,10 @@
752 752  * Source is ON: Upper current limit, A;
753 753  * Lock – a flag to block the error until the device is restarted.
754 754  
755 -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.
789 +If interlock loop breaks and its current is out of the configured ranges, the “HVIL error” is generated.
756 756  
791 +Error clears if interlock loop is being restored.
792 +
757 757  (% class="box warningmessage" %)
758 758  (((
759 759  If there is the “HVIL error”, the **“Critical error”** is generated.
... ... @@ -761,6 +761,8 @@
761 761  
762 762  === Critical error ===
763 763  
800 +Some of the errors are system critical. A separate signal named "Critical error" indicates a BMS fault.
801 +
764 764  To change the critical error parameters, select the "Protections → Critical error" section:
765 765  
766 766  [[image:1733328487100-898.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="101" width="800"]]
... ... @@ -772,9 +772,9 @@
772 772  * Delay before clearing the error, second;
773 773  * Lock – a flag to block the error until the device is restarted.
774 774  
775 -The "Critical error" flag is generated if at least one of the critical errors (see [[Battery controllers: signals and 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:
813 +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.
776 776  
777 -The “Critical error” flag is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
815 +The “Critical error" signal is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
778 778  
779 779  === General error ===
780 780  
... ... @@ -790,7 +790,7 @@
790 790  * Lock – a flag to block the error until the device is restarted;
791 791  * Errors 1, 2 to set the "Critical error" – bitfields to enable check of corresponding errors.
792 792  
793 -The general error flag is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
831 +The “General error”is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
794 794  
795 795  The “General error” is cleared if there are no errors from the enabled errors during the “Delay before clearing the error” time.
796 796  
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