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Changes for page 3.6 Battery protection

Last modified by Admin on 2025/04/09 12:25
From version 46.2
edited by Admin
on 2025/04/02 10:07
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To version 39.1
edited by Admin
on 2024/12/11 10:35
Change comment: There is no comment for this version

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1 -Battery management systems.BMS Main 2\.1.3\. Configuration.WebHome
1 +drafts.BMS Main 2\.1.3\. Configuration.WebHome
Content
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10 10  
11 11  To change the current protection of the battery, select the menu "Protections → Overcurrent protection":
12 12  
13 -[[image:1743588404359-971.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="325" width="450"]]
13 +[[image:1732211959984-118.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="266" width="386"]]
14 14  
15 15   In this section:
16 16  
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21 21  * Tolerant discharging current, А;
22 22  * Delay before setting the error, second;
23 23  * Delay before clearing the error, second;
24 -* Use other delays if the battery is discharging – a flag to enable alternative timings for
25 25  * Lock the error until the device is reset – a flag to block the error until the board is restarted.
26 26  
27 27  As a result of operation of the current protection, the "Overcurrent" error is generated.
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47 47  
48 48  To change the battery protection parameters from low voltage on the cells, select the menu "Protections → Undervoltage protection":
49 49  
50 -[[image:1739960999969-617.png||alt="1739961158202-478.png" data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="228" width="351"]]
49 +[[image:1732212212350-294.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="207" width="359"]]
51 51  
52 52   In this section:
53 53  
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54 54  * Enable – a flag to enable the protection;
55 55  * Minimum cell voltage, V;
56 56  * Tolerant cell voltage, V;
57 -* Check the open circuit voltage instead of the actual voltage – a flag to enable U,,ocv,, correction depending on cell current and resistance;
58 58  * Delay before setting the error, second;
59 59  * Delay before clearing the error, second;
60 60  * Lock the error until the device is reset.
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78 78  
79 79  To change the battery protection parameters from high voltage on the cells, select the menu "Protections → Overvoltage protection":
80 80  
81 -[[image:1739961158202-478.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="237" width="353"]]
79 +[[image:1732212357972-295.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="218" width="338"]]
82 82  
83 83  In this section:
84 84  
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85 85  * Enable – a flag to enable the protection;
86 86  * Maximum cell voltage, V;
87 87  * Tolerant cell voltage, V;
88 -* Check the open circuit voltage instead of the actual voltage – a flag to enable U,,ocv,, correction depending on cell current and resistance;
89 89  * Delay before setting the error, second;
90 90  * Delay before clearing the error, second;
91 91  * Switch off the discharging relay on error – a flag to open the discharging relay when the "Overvoltage" error is generated;
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426 426  
427 427  === Contactor feedback check ===
428 428  
429 -The BMS Main 2.x can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, one of the discrete input must be set as corresponding contactor feedback signal (see [[Input and output signals>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.3 Input and output signals.WebHome]]).
426 +The BMS Main 2.x can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, one of the discrete input must be set as corresponding contactor feedback signal (see [[Input and output signals>>doc:drafts.BMS Main 2\.1.3\. Configuration.3\.3 Input and output signals.WebHome]]).
430 430  
431 431  To change the contactor feedback check parameters, select the menu "Protections → Contactor feedback check":
432 432  
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629 629  
630 630  * Enable – a flag to enable the protection;
631 631  * Logic count – a number of BMS Logic boards connected to the BMS Main 2.x;
632 -* Fast scanning – a flag to scan BMS Logic boards fast (boards with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
629 +* Fast scan – a flag to scan BMS Logic boards fast (boards with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
633 633  * Lock the error until the device is reset.
634 634  
635 635  As a result of the operation of the protection from the mismatch of the number of BMS Logic boards, the "Logic count error" is generated.
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681 681  In this section:
682 682  
683 683  * Enable – a flag to enable the protection;
684 -* Algorithm:
685 -** Always;
686 -** On charging;
687 -** Except charging;
688 688  * Delay before setting the error, second;
689 689  * Delay before clearing the error, second;
690 690  * Lock the error until the device is reset.
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749 749  * Lock the error until the device is reset;
750 750  * Errors – a section to select errors that should trigger General error.
751 751  
752 -The general error flag is generated if at least one of the selected errors is generated during the “Delay before setting the error” time.
745 +The critical error flag is generated if at least one of the selected errors is generated during the “Delay before setting the error” time.
753 753  
754 754  The “General error” is cleared if there are no errors from selected list during the “Delay before clearing the error” time.
755 755  
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