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Changes for page 3.3 Control

Last modified by Admin on 2025/08/11 17:07
From version 41.1
edited by Admin
on 2025/08/11 17:06
Change comment: Загрузить новое вложение 1754931986530-238.png
To version 30.1
edited by Admin
on 2025/02/24 13:49
Change comment: Загрузить новое вложение 1740404973346-344.png

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... ... @@ -208,11 +208,11 @@
208 208  * Enable – a flag to start calculation of the charge current limit;
209 209  * Maximum charge current – a maximum allowable value of the charge current (under normal conditions), A;
210 210  * Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
211 -* Option 1: Limit charge current by the battery SOC and temperature – a flag to enable correction of maximum allowable charging current** Kcs** depending on __maximum cell SOC__ and battery temperature;
211 +* Option 1: Limit charge current by the battery SOC and temperature – a flag to enable correction of maximum allowable charging current** Kcs** depending on SOC and battery temperature;
212 212  * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
213 213  * Option 2: Limit charge current by the contactor temperature – a flag to enable correction of maximum allowable charging current **Kcc** depending on contactor temperature;
214 214  * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
215 -* Option 3: Limit charge current by the maximum cell voltage - a flag to enable correction of maximum allowable charging current **Kcv** depending on __the maximum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
215 +* Option 3: Limit charge current by the maximum cell voltage - a flag to enable correction of maximum allowable charging current **Kcv** depending on maximum cell voltage;
216 216  * Option 3: Cell voltage x Factor – the dependence of the correction factor on maximum cell voltage;
217 217  * Option 4: Limit charge current by the cell temperature - a flag to enable correction of maximum allowable charging current **Kct** depending on maximum cell temperature;
218 218  * Option 4: Cell temperature x Factor – the dependence of the correction factor on maximum cell temperature.
... ... @@ -236,11 +236,11 @@
236 236  * Enable – a flag to start calculation of the discharge current limit;
237 237  * Maximum discharge current – a maximum allowable value of the discharge current (under normal conditions), A;
238 238  * Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
239 -* 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;
239 +* Option 1: Limit discharging current by the battery SOC and temperature – a flag to enable correction of maximum allowable discharging current **Kds **depending on SOC and temperature;
240 240  * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
241 241  * Option 2: Limit discharge current by the contactor temperature – a flag to enable correction of maximum allowable discharging current **Kdc** depending on contactor temperature;
242 242  * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
243 -* 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)
243 +* Option 3: Limit discharge current by the cell voltage - a flag to enable correction of maximum allowable discharging current **Kdv** depending on minimum cell voltage;
244 244  * Option 3: Cell voltage x Factor – the dependence of the correction factor on minimum cell voltage;
245 245  * 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;
246 246  * Option 4: Cell voltage x Factor – the dependence of the correction factor on minimum cell temperature.
... ... @@ -297,15 +297,13 @@
297 297  
298 298  To change the parameters of charging process status, select the "Control → Charging status" section:
299 299  
300 -[[image:1754931721385-562.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" width="800"]]
300 +[[image:1740399071280-626.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="123" width="800"]]
301 301  In this section:
302 302  
303 303  * Current to set the "Charging current present" – a current level to generate the "Charging current present" signal, A;
304 304  * Current to clear the "Charging current present" – a current level to clear the "Charging current present" signal, A;
305 -* Use actual voltage to generate the "Ready to charge" signal – a flag to disable voltage correction for "Ready to charge" signal;
306 -* Use actual voltage to generate the "Ready to charge" signal if the current is negative – a flag to disable voltage correction for "Ready to charge" signal only at discharging current;
307 -* 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;
308 -* 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;
305 +* Voltage to clear the “Ready to charge” – a threshold 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;
306 +* Voltage to reset the “Ready to charge” – a tolerant 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;
309 309  * Delay before recharging – a time after which the previously opened the allow charging contactor closes again, minute; to disable the operation by timeout set "Delay before recharging" to 0;
310 310  * Errors 1, 2 to clear the "Ready to charge" – bitfields to choose the errors which will clear the "Ready to charge" signal.
311 311  
... ... @@ -320,15 +320,13 @@
320 320  
321 321  To change the parameters of discharging process status, select the "Control → Discharging status" section:
322 322  
323 -[[image:1754931699901-802.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]]
321 +[[image:1740399096018-240.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="110" width="800"]]
324 324  In this section:
325 325  
326 326  * Current to set the "Discharging current present" – a current level to generate the "Discharging current present" signal, А;
327 327  * Current to clear the "Discharging current present" – a current level to clear the "Discharging current present" signal, А;
328 -* Use actual voltage to generate the "Ready to discharge" signal – a flag to disable voltage correction for "Ready to discharge" signal;
329 -* Use actual voltage to generate the "Ready to discharge" signal if the current is positive – a flag to disable voltage correction for "Ready to discharge" signal only at charging current;
330 -* Voltage to clear the “Ready to discharge” – a threshold U,,ocv,, (corrected due to current and cell resistance) voltage level on the cell, V; if the voltage of any cell is below this level, the “Ready to discharge” signal is cleared;
331 -* Voltage to reset the “Ready to discharge” – a tolerant U,,ocv,, (corrected due to current and cell resistance) voltage level on the cell, V; if all cells voltages are above the tolerant level, the “Ready to discharge” signal is set;
326 +* Voltage to clear the “Ready to discharge” – a threshold voltage level on the cell, V; if the voltage of any cell is below this level, the “Ready to discharge” signal is cleared;
327 +* Voltage to reset the “Ready to discharge” – a tolerant voltage level on the cell, V; if all cells voltages are above the tolerant level, the “Ready to discharge” signal is set;
332 332  * Errors 1, 2 to clear the "Ready to discharge" – bitfields to choose the errors which will clear the "Ready to discharge" signal.
333 333  
334 334  === Precharge ===
... ... @@ -337,14 +337,12 @@
337 337  
338 338  BMS Main 3 device detects errors while pre-charging the load capacity by monitoring the current and voltage difference before and after contactors. Also BMS can measure the power dissipated on precharge resistor and generate an error if it greater than configured limit.
339 339  
340 -[[image:1754931813173-804.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="172" width="800"]]
336 +[[image:1740399150173-761.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="155" width="800"]]
341 341  
342 342  To change the parameters of precharge contactor, select the "Control → Precharge" section:
343 343  
344 344  * Precharge current threshold to finish precharging – a minimum current value at which precharging process assumed to be finished, A;
345 -* Keep the precharging relay closed until precharge is finished – a flag to ignore the Precharge time and wait precharging to finish before open precharge relay;
346 346  * Number of precharging attempts – maximum number of precharging attempts before setting the "Precharge error";
347 -* Delay before current measurement – a delay before first current measurement after closing precharge, millisecond;
348 348  * Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
349 349  * Relaxation between attempts – a duration between precharge attempts, millisecond;
350 350  * Check the power dissipated in the preacharge resistor - a flag to enable the calculation of power dissipated in precharge resistor;
... ... @@ -543,35 +543,27 @@
543 543  
544 544  === Cell balancing ===
545 545  
546 -Balancing makes the voltage of all cells equal to the minimum cell voltage.
540 +Balancing makes the voltage of all cells be equal to the minimum cell voltage.
547 547  
548 548  The following balancing rules are supported:
549 549  
550 -* when the battery is charging (current I > 0) and time after until the battery is relaxed;
544 +* only when the battery is charging (current I > 0) and some time until the battery is relaxed;
551 551  * when the battery is charging (current I > 0) or when the battery is in a state of relaxation;
552 552  * always (regardless of battery state).
553 553  
554 -A balancing resistor is connected to the cell if the following conditions are simultaneously met:
548 +A balancing resistor is connected to the cell if:
555 555  
556 -* the voltage on the cell is higher than the balancing start voltage;
557 -* the difference between the voltage on the cell and the minimum voltage among the battery cells is greater than the balancing start threshold;
550 +* the voltage on the cell is higher than the starting voltage of the balancing;
551 +* the difference between the cell voltage and the minimum voltage among the cells of the battery is greater than the balancing deviation.
558 558  
559 -A balancing resistor is disconnected from the cell if any of the following conditions are met:
560 -
561 -* the voltage on the cell is less than the balancing stop voltage;
562 -* the difference between the voltage on the cell and the minimum voltage among the battery cells is less than the balancing stop threshold.
563 -
564 564  (% class="box infomessage" %)
565 565  (((
566 -If the “High logic temperature” occurs, then the balancing of the cells connected to the overheated BMS Logic device will not be performed.
555 +If the BMS Mini overheats, then the balancing of the cells connected to this device will not be performed.
567 567  )))
568 568  
569 -The BMS Mini device 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.
570 -
571 -BMS Mini device can force a cell balancing, if its voltage is higher than estimated value.
572 -
573 573  To change the cell balancing parameters, select the "Control → Cell balancing" section:
574 574  
560 +
575 575  [[image:1740404562825-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="168" width="800"]]
576 576  In this section:
577 577  
... ... @@ -580,15 +580,11 @@
580 580  ** Balance on charge;
581 581  ** Balance on charge or relaxed;
582 582  ** Balance always;
583 -* Balancing condition:
584 -** Automatic – balancing will be performed automatically if needed conditions are met;
585 -** 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;
569 +
570 +[[image:1733746797004-660.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="104" width="800"]]
571 +
586 586  * Minimum cell voltage to start balancing, V;
587 -* Voltage deviation to start balancing;
588 -* Voltage deviation to stop balancing;
589 -* Voltage for forced balancing – if cell voltage is above this value, it will start discharging through balancing resistor;
590 -* Maximum allowable temperature of the board, ºC;
591 -* Command to discharge all cells – a flag to force the balancing of all cells.
573 +* Balancing deviation, V.
592 592  
593 593  === Power down ===
594 594  
... ... @@ -603,20 +603,20 @@
603 603  
604 604  To change the parameters of the power down control, select the "Control → Power down" section:
605 605  
606 -[[image:1740404859367-943.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]
588 +[[image:1733746797005-459.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]]
589 +
607 607  In this section:
608 608  
609 609  * Minimum voltage to power down – a minimum voltage level of the battery below which the BMS commands to shut down the battery, V;
610 610  * Idle time to power down – a time of battery inactivity after which the battery is shut down, minute;
611 -* Wait the "Power up/down request" is cleared (on startup) – a flag to enable delay for clearing the “Power up/down request” signal while starting the BMS;
612 -* Delay before setting the internal power down signal – a delay before turning off the device power when receiving the “Power down request” command, ms.
594 +* Wait the "Power up/down request" is cleared (on startup) – a flag to enable delay for clearing the “Power up/down request” signal while starting the BMS.
613 613  
614 614  === Heater ===
615 615  
616 616  To change the parameters of the heater control algorithm, select the "Control → Heater" section:
617 617  
600 +[[image:1733746808496-606.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="116" width="800"]]
618 618  
619 -[[image:1740404973346-344.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
620 620  In this section:
621 621  
622 622  * Enable – a flag to enable heater control;
... ... @@ -624,7 +624,7 @@
624 624  * Tolerant cell temperature, °C;
625 625  * Delay before starting the heater, millisecond;
626 626  * Delay before stopping the heater, millisecond;
627 -* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the heater.
609 +* Switch off the heater on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
628 628  
629 629  As a result of operating the heating algorithm, the “Heater” signal is generated.
630 630  
... ... @@ -645,8 +645,8 @@
645 645  
646 646  To change the parameters of the cooler control algorithm, select the "Control → Cooler" section:
647 647  
630 +[[image:1733746808497-424.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]]
648 648  
649 -[[image:1740405145695-704.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="149" width="800"]]
650 650  In this section:
651 651  
652 652  * Enable – a flag to enable cooler control;
... ... @@ -654,7 +654,7 @@
654 654  * Tolerant cell temperature, °C;
655 655  * Delay before starting the cooler, millisecond;
656 656  * Delay before stopping the cooler, millisecond;
657 -* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the cooler.
639 +* Switch off the cooler contactor on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
658 658  
659 659  As a result of operating the cooling algorithm, the "Cooler" signal is generated.
660 660  
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