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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56
From version 76.8
edited by Admin
on 2026/03/31 13:00
Change comment: There is no comment for this version
To version 76.6
edited by Admin
on 2026/03/31 12:58
Change comment: There is no comment for this version

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... ... @@ -312,23 +312,26 @@
312 312  
313 313  === Main contactor ===
314 314  
315 -The BMS Main 3 / BMS Main 2R 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.
315 +The BMS Main 3 / BMs 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.
316 316  
317 317  The Main contactor algorithm supports the following modes:
318 318  
319 -In **“Always on”** mode main contactor closes if all the following is true:
319 +* Always on;
320 +* Automatic.
320 320  
322 +In “Always on” mode main contactor closes if all the following is true:
323 +
321 321  * Other contactors are open;
322 -* There are __no errors__ from the "Errors 1, 2 ..." bitfileds.
325 +* There are no errors from the "Errors 1, 2 ..." bitfileds.
323 323  
324 -and opens if all the following is true:
327 +In “Always on” mode main contactor opens if all the following is true:
325 325  
326 326  * Other contactors are open;
327 -* There is __an error__ from the the "Errors 1, 2 ..." bitfileds.
330 +* There is an error from the the "Errors 1, 2 ..." bitfileds.
328 328  
329 -In **“Automatic”** mode, the main contactor closes by internal algorithms at the same time with other contactors.
332 +In “Automatic” mode, the main contactor closes by internal algorithms at the same time with other contactors.
330 330  
331 -In **“On demand”** mode, the main contactor closes by external the “Close Main contactor” request.
334 +In “On demand” mode, the main contactor closes by external the “Close Main contactor” request.
332 332  
333 333  (% class="box infomessage" %)
334 334  (((
... ... @@ -341,15 +341,15 @@
341 341  
342 342  In this section:
343 343  
344 -* **Enable **– a flag to enable the main contactor control;
345 -* **Algorithm** – main contactor control algorithm:
346 -** **Always on** – contactor is always closed;
347 -** **Automatic** – contactor closes by internal charge and discharge algorithms;
348 -** **On demand** – contactor is closed by an external request;
349 -* **Time to keep the contactor closed before closing the others** – a time for other contactors to be open after the main contactor is closed;
350 -* **Delay before opening the contactor** – a time which is used to detect conditions for opening the contactor, s;
351 -* **Keep the contactor open until the device is restarted** – a flag for keeping the main contactor open until the system is reset;
352 -* **Errors 1, 2 to open the main contactor** – bitfields to choose the errors which will open the main contactor.
347 +* Enable – a flag to enable the main contactor control;
348 +* Algorithm – main contactor control algorithm:
349 +** Always on – contactor is always closed;
350 +** Automatic – contactor closes by internal charge and discharge algorithms;
351 +** On demand – contactor is closed by an external request;
352 +* Time to keep the contactor closed before closing the others – a time for other contactors to be open after the main contactor is closed;
353 +* Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, s;
354 +* Keep the contactor open until the device is restarted – a flag for keeping the main contactor open until the system is reset;
355 +* Errors 1, 2 to open the main contactor – bitfields to choose the errors which will open the main contactor.
353 353  
354 354  === Charging status ===
355 355  
... ... @@ -359,7 +359,7 @@
359 359  
360 360  In this section:
361 361  
362 -* **Current to set the "Charging current present"** – a current level to generate the "Charging current present" signal, A;
365 +* Current to set the "Charging current present" – a current level to generate the "Charging current present" signal, A;
363 363  * Current to clear the "Charging current present" – a current level to clear the "Charging current present" signal, A;
364 364  * Voltage to clear the “Ready to charge” – a threshold U,,ocv,, (corrected due to current and cell resistance) voltage level on the cell, V; if the voltage of any cell is above this level, the “Ready to charge” (hence, the “Allow charging”) signal is cleared;
365 365  * Voltage to reset the “Ready to charge” – a tolerant U,,ocv,, (corrected due to current and cell resistance) voltage level on the cell, V; if all cell voltages are below the tolerant level, the “Ready to charge” (hence, the “Allow charging”) signal is set;