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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:58
From version 56.1
edited by Admin
on 2026/04/30 15:45
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To version 56.2
edited by Admin
on 2026/04/30 15:45
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... ... @@ -231,17 +231,17 @@
231 231  
232 232  In this section:
233 233  
234 -* Enable – a flag to start calculation of the discharge current limit;
235 -* Maximum discharge current – a maximum allowable value of the discharge current (under normal conditions), A;
236 -* Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
237 -* Option 1: Limit discharging current by the battery SOC and temperature – a flag to enable correction of maximum allowable discharging current **Kds **depending on __minimum cell SOC__ and temperature;
238 -* Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
239 -* Option 2: Limit discharge current by the contactor temperature – a flag to enable correction of maximum allowable discharging current **Kdc** depending on contactor temperature;
240 -* Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
241 -* Option 3: Limit discharge current by the cell voltage - a flag to enable correction of maximum allowable discharging current **Kdv** depending on __the minimum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
242 -* Option 3: Cell voltage x Factor – the dependence of the correction factor on minimum cell voltage;
243 -* Option 4: Limit discharge current by the cell temperature - a flag to enable correction of maximum allowable discharging current **Kdt** depending on maximum cell temperature;
244 -* Option 4: Cell voltage x Factor – the dependence of the correction factor on minimum cell temperature.
234 +* **Enable **– a flag to start calculation of the discharge current limit;
235 +* **Maximum discharge current** – a maximum allowable value of the discharge current (under normal conditions), A;
236 +* **Rate of change** – a rate of change the current limit to a new value (0 is for immediate change), A/s;
237 +* **Option 1: Limit discharging current by the battery SOC and temperature** – a flag to enable correction of maximum allowable discharging current **Kds **depending on __minimum cell SOC__ and temperature;
238 +* **Option 1: SOC x Temperature x Factor** – the dependence of the correction factor on SOC and battery temperature;
239 +* **Option 2: Limit discharge current by the contactor temperature** – a flag to enable correction of maximum allowable discharging current **Kdc** depending on contactor temperature;
240 +* **Option 2: Contactor temperature x Factor** – the dependence of the correction factor on SOC and contactor temperature;
241 +* **Option 3: Limit discharge current by the cell voltage** – a flag to enable correction of maximum allowable discharging current **Kdv** depending on __the minimum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
242 +* **Option 3: Cell voltage x Factor** – the dependence of the correction factor on minimum cell voltage;
243 +* **Option 4: Limit discharge current by the cell temperature** – a flag to enable correction of maximum allowable discharging current **Kdt** depending on maximum cell temperature;
244 +* **Option 4: Cell voltage x Factor** – the dependence of the correction factor on minimum cell temperature.
245 245  
246 246  Value of the discharge current limit at given SOC, temperature, contactors temperature, minimum cell voltage and maximum cell temperature is calculated as follows:
247 247  
... ... @@ -249,26 +249,23 @@
249 249  
250 250  === Main contactor ===
251 251  
252 -The BMS Mini S / BMS Mini device controls the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in a case of sealing of the charging or discharging contactors.
252 +The BMS Mini S / BMS Mini device controls the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in case of sealing of the charging or discharging contactors.
253 253  
254 254  The Main contactor algorithm supports the following modes:
255 255  
256 -* Always on;
257 -* Automatic.
256 +In **“Always on”** mode main contactor closes if all the following is true:
258 258  
259 -In “Always on” mode main contactor closes if all the following is true:
260 -
261 261  * Other contactors are open;
262 -* There are no errors from the "Errors 1, 2 ..." bitfileds.
259 +* There are __no errors__ from the "Errors 1, 2 ..." bitfileds.
263 263  
264 -In “Always on” mode main contactor opens if all the following is true:
261 +and opens if all the following is true:
265 265  
266 266  * Other contactors are open;
267 -* There is an error from the the "Errors 1, 2 ..." bitfileds.
264 +* There is __an error__ from the the "Errors 1, 2 ..." bitfileds.
268 268  
269 -In “Automatic” mode, the main contactor closes by internal algorithms at the same time with other contactors.
266 +In **“Automatic”** mode, the main contactor closes by internal algorithms at the same time with other contactors.
270 270  
271 -In “On demand” mode, the main contactor closes by external the “Close Main contactor” request.
268 +In **“On demand”** mode, the main contactor closes by external the “Close Main contactor” request.
272 272  
273 273  (% class="box infomessage" %)
274 274  (((
... ... @@ -277,7 +277,7 @@
277 277  
278 278  To change the parameters of the main contactor, select the "Control → Main contactor" section:
279 279  
280 -[[image:1740397558976-651.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="144" width="800"]]
277 +[[image:1777563933065-421.png]]
281 281  
282 282  In this section:
283 283