Changes for page 3.4 Protections
Last modified by Admin on 2025/06/11 15:57
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... ... @@ -185,16 +185,14 @@ 185 185 186 186 Protection against voltage unbalance of battery modules is configured in the section "Protections - Voltage unbalance (in any state)": 187 187 188 -[[image:174 0754732291-420.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]188 +[[image:1734356793449-249.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="100" width="800"]] 189 189 190 190 In this section: 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 enable U,,ocv,, correction; 195 195 * Delay before setting the error; 196 196 * Delay before clearing the error; 197 -* Set the 'Voltage unbalance' error for the modules that are not ready to charge/discharge; 198 198 * Lock – a flag to block the error until the device is restarted. 199 199 200 200 As a result of the operation of the voltage unbalance protection the errors “Voltage unbalance (CH)” and “Voltage unbalance (DCH)” are generated. ... ... @@ -201,13 +201,11 @@ 201 201 202 202 Conditions for generating the error: 203 203 204 -* battery module is not included in the largest group of modules whose voltages differ from each other by no more than "Delta voltage" during the "Delay before setting the error" time; 205 -* module is not ready to charge or discharge; 202 +* battery module is not included in the largest group of modules whose voltages differ from each other by no more than "Delta voltage" during the "Delay before setting the error" time. 206 206 207 207 Conditions for clearing the error: 208 208 209 -* battery module is in the largest group of balanced modules during the "Delay before clearing the error" time; 210 -* module is ready to charge or discharge. 206 +* battery module is in the largest group of balanced modules during the "Delay before clearing the error" time. 211 211 212 212 === Current unbalance (in “Balancing” state) === 213 213 ... ... @@ -215,7 +215,7 @@ 215 215 216 216 Protection against current unbalance of battery modules is configured in the section "Protections - Current unbalance": 217 217 218 -[[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"]]214 +[[image:1734356793451-440.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="103" width="800"]] 219 219 220 220 In this section: 221 221 ... ... @@ -223,23 +223,19 @@ 223 223 * Maximum current – a maximum allowable self-balancing current of battery modules, A; 224 224 * Delay before setting the error; 225 225 * Delay before clearing the error; 226 -* Check all the time (not only in the ‘Balancing’ state) – a flag to enable voltage check not only in “Balancing” state; 227 227 * Lock – a flag to block the error until the device is restarted. 228 228 229 229 As a result of the operation of the current unbalance protection the errors “Current unbalance (CH)” and “Current unbalance (DCH)” are generated. Conditions for generating the error: 230 230 231 -* thecurrent of the battery module is greater than the "Maximum current" value during the "Delay before setting the error" time.226 +* current of the battery module is greater than the "Maximum current" value during the "Delay before setting the error" time. 232 232 233 233 Conditions for clearing the error: 234 234 235 -* thecurrent of the battery module is less than the "Maximum current" value during the "Delay before clearing the error" time.230 +* current of the battery module is less than the "Maximum current" value during the "Delay before clearing the error" time. 236 236 237 -(% class="box infomessage" %) 238 -((( 239 -If there is the “Current unbalance (CH)” or "Current unbalance (DCH)" error, **corresponding battery module opens its charging or discharging contactor**. 240 -))) 232 +If there is the error "Current unbalance (CH)" ("Current unbalance (DCH)"), the charging (discharging) contactor of the battery module opens. 241 241 242 -=== Charging current unbalance (in “Charging” state)===234 +=== Charging current unbalance === 243 243 244 244 During battery charging, the currents of the battery modules may vary. The BMS Main X device detects modules whose charging currents are significantly different from the currents of other modules and generates the “Charging current unbalance” errors for them. 245 245 ... ... @@ -263,10 +263,7 @@ 263 263 264 264 * battery module is included in the largest group of modules with similar charge currents during the “Delay before clearing the error” time. 265 265 266 -(% class="box infomessage" %) 267 -((( 268 -If there is the “Charging current unbalance” error, **corresponding battery module opens its charging contactor**. 269 -))) 258 +If there is the “Charging current unbalance” error, the battery module charging contactor opens. 270 270 271 271 === Discharging current unbalance === 272 272 ... ... @@ -292,19 +292,8 @@ 292 292 293 293 * battery module is included in the largest group of modules with similar discharge currents during the “Delay before clearing the error” time. 294 294 295 -(% class="box infomessage" %) 296 -((( 297 -If there is the “Discharging current unbalance” error, **corresponding battery module opens its discharging contactor**. 298 -))) 284 +If there is the “Discharging current unbalance” error, the battery module discharging contactor opens. 299 299 300 -=== High contactor temperature === 301 - 302 -=== WDT reset === 303 - 304 -If the BMS firmware hangs, the watchdog timer resets the device. The BMS can detect that the device was reset and generates the “WDT reset” error. 305 - 306 -To change the parameters of the watchdog protection, select the "Protections → WDT reset" section: 307 - 308 308 === Critical error === 309 309 310 310 Parameters for generating the critical error are configured in the "Protections - Critical error" section: