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Changes for page 3.4 Protections

Last modified by Admin on 2025/06/11 15:57
From version 22.1
edited by Admin
on 2025/06/11 15:56
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To version 16.1
edited by Admin
on 2025/03/18 09:53
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191 191  
192 192  * Enable – a flag to enable the protection;
193 193  * Delta voltage – maximum allowable voltage difference of battery modules, V;
194 -* Use the open circuit voltage to detect the error – a flag to use the U,,ocv,, (corrected due to current and module resistance) module voltage;
194 +* Use the open circuit voltage to detect the error – a flag to enable U,,ocv,, correction;
195 195  * Delay before setting the error;
196 196  * Delay before clearing the error;
197 197  * Set the 'Voltage unbalance' error for the modules that are not ready to charge/discharge;
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209 209  * battery module is in the largest group of balanced modules during the "Delay before clearing the error" time;
210 210  * module is ready to charge or discharge.
211 211  
212 -(% class="box infomessage" %)
213 -(((
214 -If there is the “Voltage unbalance (CH)” or "Voltage unbalance (DCH)" error, **corresponding battery module do not close its contactors while joining  to charge of discharge**.
215 -)))
212 +If there is the “Voltage unbalance (CH)” or "Voltage unbalance (DCH)" error, **corresponding battery module opens its charging or discharging contactor**.
216 216  
217 217  === Current unbalance (in “Balancing” state) ===
218 218  
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220 220  
221 221  Protection against current unbalance of battery modules is configured in the section "Protections - Current unbalance":
222 222  
223 -[[image:1749657225475-323.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="91" width="600"]]
220 +[[image:Battery management systems.BMS Main 3X.3\. Configuration.3\.4 Protections.WebHome@1734090244843-403.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="116" width="800"]]
224 224  
225 225  In this section:
226 226  
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277 277  If there is the “Charging current unbalance” error, **corresponding battery module opens its charging contactor**.
278 278  )))
279 279  
280 -=== Discharging current unbalance (in “Discharging” state) ===
277 +=== Discharging current unbalance ===
281 281  
282 282  During battery discharging, the currents of the battery modules may vary. The BMS Main X device detects modules whose discharging currents are significantly different from the currents of other modules and generates the “Discharging current unbalance” errors for them.
283 283  
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