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Changes for page 3.4 Battery parameters

Last modified by Admin on 2025/04/09 12:04
From version 27.1
edited by Admin
on 2024/12/11 11:21
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To version 30.1
edited by Admin
on 2025/02/17 17:30
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121 121  * the voltage on the cell is higher than the starting voltage of the balancing;
122 122  * the difference between the cell voltage and the minimum voltage among the cells of the battery is greater than the balancing threshold.
123 123  
124 +A balancing resistor is disconnected from the cell if any of the following conditions are met:
125 +
126 +* the voltage on the cell is less than the balancing stop voltage;
127 +* the difference between the voltage on the cell and the minimum voltage among the battery cells is less than the balancing stop threshold.
128 +
124 124  If the BMS Logic board overheats, then the balancing of the cells connected to this board will not be performed (see [[Logic high temperature protection>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.6 Battery protection.WebHome||anchor="HLogichightemperatureprotection"]]).
125 125  
131 +The BMS Main 2.1 can enable the cell balancing by the external “Balancing request” signal. Balancing process will be started to cells which the voltage is higher than the balancing start voltage and the difference between the cell voltage and the minimum voltage among all the cells is greater than the balancing stop threshold.
132 +
133 +BMS Main 2.1 can force a cell balancing, if its voltage is higher than estimated value.
134 +
126 126  To change the cell balancing parameters, select the menu "Cell → Cell balancing":
127 127  
128 -[[image:1732207485773-804.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="264" width="387"]]
137 +[[image:1739812799920-892.png||alt="1732207485773-804.png" data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="264" width="387"]]
129 129  
130 130  In this section:
131 131  
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137 137  ** Charging;
138 138  ** Charging or relaxed;
139 139  ** Always (regardless of battery state);
149 +* Balancing condition:
150 +** Automatic – balancing will be performed automatically if needed conditions are met;
151 +** On balancing request – balancing will start only if a remote request is received. In this case cells will start to balance regardless the "Voltage deviation to start balancing" value;
140 140  * Minimum cell voltage to start balancing, V;
141 -* Balancing threshold, V;
153 +* Deviation to start balancing;
154 +* Deviation to stop balancing;
155 +* Voltage for forced balancing – if cell voltage is above this value, it will start discharging through balancing resistor;
142 142  * Start cell discharging – a command to start forced balancing of all battery cells (used for service purposes);
143 143  * Stop cell discharging – a command to stop forced balancing of all battery cells (used for service purposes).
144 144  
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