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Changes for page 3.6 Battery protection

Last modified by Admin on 2025/04/09 12:25
From version 2.2
edited by Admin
on 2024/11/21 18:00
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To version 4.1
edited by Admin
on 2024/11/21 18:05
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4 4  
5 5  To change the current protection of the battery, select the menu "Protections → Overcurrent protection":
6 6  
7 -[[image:1732211959984-118.png]]
7 +[[Overcurrent protection settings>>image:1732211959984-118.png||data-xwiki-image-style-alignment="center" height="266" width="386"]]
8 +
9 +
10 +In this section:
11 +
12 +* Enable – a flag to enable the protection;
13 +* Maximum charging current, А;
14 +* Tolerant charging current, А;
15 +* Maximum discharging current, А;
16 +* Tolerant discharging current, А;
17 +* Delay before setting the error, second;
18 +* Delay before clearing the error, second;
19 +* Lock the error until the device is reset – a flag to block the error until the board is restarted.
20 +
21 +As a result of operation of the current protection, the "Overcurrent" error is generated.
22 +
23 +Error generation conditions:
24 +
25 +* the current is positive (charging), and its modulo value is greater than the “Maximum charging current” value for the “Delay before setting the error” time;
26 +* the current is negative (discharging), and its modulo value is greater than the “Maximum discharging current” value for the “Delay before setting the error” time.
27 +
28 +Conditions for removing the error:
29 +
30 +* the current is positive (charging) or zero, and its modulo value is less than the “Tolerant charging current” value for the “Delay before clearing the error” time;
31 +* the current is negative (discharging), and its modulo value is less than the “Tolerant discharging current” value for the “Delay before clearing the error” time.
32 +
33 +(% class="box infomessage" %)
34 +(((
35 +If there is the "Overcurrent" error, the charging relay and discharging relay open.
36 +)))
37 +
38 +== 3.6.2 Undervoltage protection ==
39 +
40 +The board implements battery protection from too low or too high voltage on the cells.
41 +
42 +To change the battery protection parameters from low voltage on the cells, select the menu "Protections → Undervoltage protection":
43 +
44 +[[Undervoltage protection settings>>image:1732212212350-294.png||data-xwiki-image-style-alignment="center" height="207" width="359"]]
45 +
46 + In this section:
47 +
48 +* Enable – a flag to enable the protection;
49 +* Minimum cell voltage, V;
50 +* Tolerant cell voltage, V;
51 +* Delay before setting the error, second;
52 +* Delay before clearing the error, second;
53 +* Lock the error until the device is reset.
54 +
55 +As a result of the operation of battery protection from low voltage, the "Undervoltage" error is generated.
56 +
57 +Error generation conditions:
58 +
59 +* the minimum voltage among all cells of the battery is less than the “Minimum cell voltage” value for the “Delay before setting the error” time.
60 +
61 +Conditions for removing the error:
62 +
63 +* the minimum voltage among all cells of the battery is greater than the “Tolerant cell voltage” value for the “Delay before clearing the error” time.
64 +
65 +(% class="box infomessage" %)
66 +(((
67 +If there is the "Undervoltage" error, the discharging relay opens.
68 +)))
69 +
70 +
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