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Changes for page 3.4 Protections

Last modified by Admin on 2025/04/09 12:19
From version 16.47
edited by Admin
on 2024/12/26 15:11
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To version 12.1
edited by Admin
on 2024/12/26 14:51
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44 44  
45 45  === Charge current limit ===
46 46  
47 -The BMS Main 3 device can check if the charging current exceeds the estimated limit based on the [[Charge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HChargemap"]].  If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
47 +TBA
48 48  
49 -Current difference is separated to two regions by the threshold value. Maximum current in Region 1 is calculated by the absolute difference, in Region 2 – by the relative difference.
50 -
51 -To change the overcurrent protection of the battery, select the "Protections → Charge current limit" section:
52 -
53 -[[image:1735225207687-430.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]]In this section:
54 -
55 -* Enable – a flag to enable the protection;
56 -* Threshold to switch from Region 1 to Region 2
57 -*
58 -
59 -
60 60  === Discharge current limit ===
61 61  
62 -The BMS Main 3 device can check if the discharging current exceeds the estimated limit based on the [[Discharge map>>doc:Battery management systems.BMS Main 3.3\. Configuration.3\.3 Control.WebHome||anchor="HDischargemap"]].  If current exceeds the calculated limit more than configured difference, "Current limit" error is generated.
51 +TBA
63 63  
64 -Current difference is separated to two regions by the threshold value. Maximum current in Region 1 is calculated by the absolute difference, in Region 2 – by the relative difference.
65 -
66 -To change the overcurrent protection of the battery, select the "Protections → Charge current limit" section:
67 -
68 68  === Undervoltage ===
69 69  
70 70  The BMS Main 3 device implements battery protection from too low voltage on the cells.
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412 412  
413 413  To change the protection parameters from short circuit, select the "Protections → Short circuit" section:
414 414  
415 -[[image:1735224667621-969.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="800"]]
400 +[[image:1735224667621-969.png]]
416 416  
417 417  In this section:
418 418  
... ... @@ -420,6 +420,8 @@
420 420  ** Enable – a flag to enable the protection;
421 421  ** Maximum current, A;
422 422  ** Delay before setting the error, second;
408 +* Switch off the charging contactor on error – a flag to open the charging contactor when the "Short circuit" error occurs;
409 +* Switch off the discharging contactor on error – a flag to open the discharging contactor when the "Short circuit" error occurs;
423 423  * Delay before clearing the error, second;
424 424  * Lock – a flag to block the error until the device is restarted.
425 425  
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444 444  
445 445  To change the overheating protection parameters of power contactors, select the "Protections → High contactor temperature" section:
446 446  
447 -[[image:1735224706573-347.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="112" width="800"]]
434 +[[image:1733328415734-986.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
448 448  
449 449  In this section:
450 450  
... ... @@ -453,6 +453,8 @@
453 453  * Maximum contactor temperature, °C;
454 454  * Tolerant contactor temperature, °C;
455 455  * Delay before setting the error, second;
443 +* Switch off the charging contactor on error – a flag to open the charging contactor when the "High contactor temperature" error occurs;
444 +* Switch off the discharging contactor on error – a flag to open the discharging contactor when the "High contactor temperature" error occurs;
456 456  * Delay before clearing the error, second;
457 457  * Lock – a flag to block the error until the device is restarted.
458 458  
... ... @@ -748,18 +748,14 @@
748 748  
749 749  To change the HVIL measurement parameters, select the "Protections → HVIL" section:
750 750  
751 -[[image:1735224839441-185.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="102" width="800"]]
740 +[[image:1733328487099-371.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="85" width="800"]]
752 752  
753 753  In this section:
754 754  
755 755  * Enable – a flag to enable the protection;
756 -* Source is OFF: Lower current limit, A;
757 -* Source is OFF: Upper current limit, A;
758 -* Source is ON: Lower current limit, A;
759 -* Source is ON: Upper current limit, A;
760 760  * Lock – a flag to block the error until the device is restarted.
761 761  
762 -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.
747 +If interlock loop breaks, the “HVIL error” is generated. Error clears if interlock loop is being restored.
763 763  
764 764  (% class="box warningmessage" %)
765 765  (((
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815 815  
816 816  To change the general error parameters, select the "Protections → Critical error" section:
817 817  
818 -[[image:1735224942262-497.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="102" width="800"]]
803 +[[image:1733328487101-216.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="262" width="800"]]
819 819  
820 820  In this section:
821 821  
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823 823  * Delay before setting the error, millisecond;
824 824  * Delay before clearing the error, second;
825 825  * Lock – a flag to block the error until the device is restarted;
826 -* Errors 1, 2 to set the "Critical error" – bitfields to enable check of corresponding errors.
811 +* Check: <error> – a flags to enable check of corresponding errors.
827 827  
828 828  The general error flag is generated if at least one of the enabled errors is generated during the “Delay before setting the error” time.
829 829  
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