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Changes for page 3.4 Protections

Last modified by Admin on 2025/06/11 15:57
From version 6.1
edited by Admin
on 2025/02/28 14:56
Change comment: Загрузить новое вложение 1740754588971-137.png
To version 4.1
edited by Admin
on 2025/02/28 14:53
Change comment: Загрузить новое вложение 1740754420820-767.png

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20 20  
21 21  [[image:1740754371437-635.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="142" width="800"]]
22 22  
23 -In this section:
24 24  
25 -* Enable – a flag to enable the protection;
26 -* Threshold to switch from Region 1 to Region 2 – a threshold current value, dividing regions 1 and 2 with their error generation conditions, A;
27 -* Region 1: Current difference – an absolute difference of measured battery current and calculated value “Charge current limit”, at which error is generated (condition for Region 1), A;
28 -* Region 2: Current difference – a relative difference of measured battery current and calculated value “Charge current limit”, at which error is generated (conditions for Region 2), %;
29 -* Delay before setting the error, millisecond;
30 -* Delay before clearing the error, second;
31 -* Lock – a flag to block the error until the device is restarted.
32 -
33 -As a result of the operation of the charging current limit protection, the “Current limit error (CH)” is generated.
34 -
35 -Error generation conditions:
36 -
37 -* if the current is positive, less than “Threshold to switch from Region 1 to Region 2” value and exceeds “Charge current limit” by the “Region 1: Current difference” value during the “Delay before setting the error” time;
38 -* if the current is positive, more than “Threshold to switch from Region 1 to Region 2” value and exceeds “Charge current limit” by the (“Region 2: Current difference” × “Charge current limit”) / 100 value during the “Delay before setting the error” time.
39 -
40 -Error is cleared if conditions for generating an error do not apply during the “Delay before clearing the error” time.
41 -
42 -=== Discharging current limit ===
43 -
44 -The BMS Main X device protects the battery from discharging current higher than estimated current limit.
45 -
46 -To configure parameters of the charge current limit, select the "Protections → Discharge current limit " section:
47 -
48 -[[image:1740754420820-767.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
49 -
50 -In this section:
51 -
52 -* Enable – a flag to enable the protection;
53 -* Threshold to switch from Region 1 to Region 2 – a threshold current value, dividing regions 1 and 2 with their error generation conditions, A;
54 -* Region 1: Current difference – an absolute difference of measured battery current and calculated value “Discharge current limit”, at which error is generated (condition for Region 1), A;
55 -* Region 2: Current difference – a relative difference of measured battery current and calculated value “Discharge current limit”, at which error is generated (conditions for Region 2), %;
56 -* Delay before setting the error, millisecond;
57 -* Delay before clearing the error, second;
58 -* Lock – a flag to block the error until the device is restarted.
59 -
60 -As a result of the operation of the charging current limit protection, the “Current limit error (DCH)” is generated.
61 -
62 -Error generation conditions:
63 -
64 -* if the current is negative, and the current modulus is less than “Threshold to switch from Region 1 to Region 2” value and exceeds “Discharge current limit” by the “Region 1: Current difference” value during the “Delay before setting the error” time;
65 -* if the current is negative, and the current modulus is more than “Threshold to switch from Region 1 to Region 2” value and exceeds “Discharge current limit” by the (“Region 2: Current difference” × “Discharge current limit”) / 100 value during the “Delay before setting the error” time.
66 -
67 -Error is cleared if conditions for generating an error do not apply during the “Delay before clearing the error” time.
68 -
69 69  === Battery cover ===
70 70  
71 71  The BMS Main X device detects the opening of the battery cover and performs a protective opening of the contactors.
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72 72  
73 73  Battery cover protection is configured in the "Protections - Battery cover" section:
74 74  
75 -[[image:1734356776691-451.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="88" width="800"]]
30 +[[image:1734356776691-451.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="66" width="600"]]
76 76  
77 77  In this section:
78 78  
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91 91  
92 92  (% class="box warningmessage" %)
93 93  (((
94 -If there is the "Battery cover" error, the **"Critical error flag" is generated.**
49 +If there is the "Battery cover" error, the **"Critical error flag" is generated and all battery contactors open.**
95 95  )))
96 96  
97 97  === Insulation ===
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100 100  
101 101  Insulation protection is configured in the "Protections - Insulation" section:
102 102  
103 -[[image:1740754491323-815.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="121" width="800"]]
58 +[[image:1734356776694-257.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="68" width="600"]]
104 104  
105 105  In this section:
106 106  
107 -* Enable – a flag to enable the protection;
108 -* Checking algorithm – isolation checking mode:
109 -** Always on – check is always performed;
110 -** On charging – check is performed only if the “Charge request” is set;
111 -** Except charging - check is performed only if the “Charge request” is cleared;
112 -* Delay before setting the error, second;
113 -* Delay before clearing the error, second;
62 +* Enable – a flag to enable the protection;
63 +* Delay before setting the error;
64 +* Delay before clearing the error;
114 114  * Lock – a flag to block the error until the device is restarted.
115 115  
116 -The “Insulation fault” is set if the “Insulation status” signal is detected during the “Delay before setting the error” time. The “Insulation status” signal can be received through the discrete input or by the CAN bus from an insulation monitoring device. The “Insulation fault” is cleared if the “Insulation status” signal is cleared during the “Delay before clearing the error” time.
67 +As a result of the operation of the insulation fault protection, the error “Insulation fault” is generated. Conditions for generating the error:
117 117  
69 +* presence of the “Insulation status” signal during the “Delay before setting the error” time.
70 +
71 +Conditions for clearing the error:
72 +
73 +* no “Insulation status” signal during the “Delay before clearing the error” time.
74 +
118 118  (% class="box warningmessage" %)
119 119  (((
120 -If there is the "Insulation fault" error, **the critical error flag is generated.**
77 +If there is the "Insulation fault" error, **the critical error flag is generated and all battery contactors open.**
121 121  )))
122 122  
123 123  === Contactor feedback ===
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126 126  
127 127  Contactor feedback protection is configured in the “Protections – Contactor feedback” section:
128 128  
129 -[[image:1734356776695-557.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="89" width="800"]]
86 +[[image:1734356776695-557.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="67" width="600"]]
130 130  
131 131  In this section:
132 132  
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145 145  
146 146  (% class="box warningmessage" %)
147 147  (((
148 -If there is the “CH contactor feedback error”, “DCH contactor feedback error”, or “CH/DCH contactor feedback error”, **the critical error flag is generated.**
105 +If there is the “CH contactor feedback error”, “DCH contactor feedback error”, or “CH/DCH contactor feedback error”, **the critical error flag is generated and all battery contactors open.**
149 149  )))
150 150  
151 151  === Module offline ===
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