Skip to Content

Changes for page 3.4 Protections

Last modified by Admin on 2025/08/22 14:36
From version 37.1
edited by Admin
on 2025/08/22 14:12
Change comment: There is no comment for this version
To version 28.1
edited by Admin
on 2025/02/26 12:46
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -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 use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
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;
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 use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
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;
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.
... ... @@ -321,14 +321,11 @@
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:1755871522789-489.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="102" width="800"]]
324 +[[image:1733328399416-818.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="86" width="800"]]
325 325  
326 -
327 327  In this section:
328 328  
329 329  * Enable – a flag to enable the protection;
330 -* Delay before setting the error, second;
331 -* Delay before clearing the error, second;
332 332  * Lock – lock the error until the device is reset.
333 333  
334 334  As a result of the protection from loss of communication with BMS Logic devices, the "Logic offline" error is generated.
... ... @@ -375,35 +375,6 @@
375 375  If there is the "Cell count error", the **“Critical error” **is generated**.**
376 376  )))
377 377  
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-sensor count error" is generated.
393 -
394 -Error generation conditions:
395 -
396 -* the number of temperature sensors connected to the BMS is **not equal** to the “Number of temperature sensors” value during the “Delay before setting the error” time.
397 -
398 -Conditions for removing the error:
399 -
400 -* the number of temperature sensors connected to the BMS is **equal** to the “Number of temperature sensors” value during the “Delay before clearing the error” time.
401 -
402 -(% class="box warningmessage" %)
403 -(((
404 -If there is the "T-sensor count error", the **“Critical error” **is generated**.**
405 -)))
406 -
407 407  === Logic count ===
408 408  
409 409  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:
... ... @@ -795,32 +795,6 @@
795 795  If there is the “HVIL error”, the **“Critical error”** is generated.
796 796  )))
797 797  
798 -=== Battery voltage ===
799 -
800 -The BMS Main 3 allows to control the difference between sum of all cell voltages and voltage measured before the contactors.
801 -
802 -To change the HVIL measurement parameters, select the "Protections → Battery voltage" section:
803 -
804 -[[image:1755871661259-633.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="100" width="800"]]
805 -
806 -In this section:
807 -
808 -* Enable – a flag to enable the protection;
809 -* Abnormal voltage difference – a maximum difference between sum of all cell voltages and voltage measured before the contactors (High voltage 1), V;
810 -* Delay before setting the error, second;
811 -* Delay before clearing the error, second;
812 -* Lock – a flag to block the error until the device is restarted.
813 -
814 -If there is a mismatch between voltages, "Battery voltage mismatch" error is generated.
815 -
816 -Error generation conditions:
817 -
818 -* difference between sum of all cell voltages and voltage measured before the contactors is **more **than "Abnormal voltage difference" value during "Delay before setting the error" time.
819 -
820 -Conditions for removing the error:
821 -
822 -* difference between sum of all cell voltages and voltage measured before the contactors is **less **than "Abnormal voltage difference" value during "Delay before clearing the error" time.
823 -
824 824  === Critical error ===
825 825  
826 826  Some of the errors are system critical. A separate signal named "Critical error" indicates a BMS fault.
1755870412909-992.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -20.5 KB
Content
1755870732669-803.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -17.2 KB
Content
1755871195329-366.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -16.0 KB
Content
1755871522789-489.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -16.0 KB
Content
1755871582533-550.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -17.2 KB
Content
1755871661259-633.png
Author
... ... @@ -1,1 +1,0 @@
1 -XWiki.admin
Size
... ... @@ -1,1 +1,0 @@
1 -20.5 KB
Content