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Changes for page 3.3 Control

Last modified by Admin on 2025/04/09 12:14
From version 39.2
edited by Admin
on 2025/02/17 17:25
Change comment: There is no comment for this version
To version 33.8
edited by Admin
on 2025/02/11 13:25
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -70,7 +70,7 @@
70 70  
71 71  * Minimal SOC – the battery SOC is assumed to be the minimum SOC among the cells;
72 72  * Average SOC – the battery SOC is taken equal to the arithmetic average of the cell SOC;
73 -* Min-Max SOC – the battery SOC is calculated based on the minimum and maximum SOC of the cells. Final SOC will be a) 100% if any cell has 100% SOC, b) 0% if any cell has 0% SOC;
73 +* Min-Max SOC – the battery SOC is calculated based on the minimum and maximum SOC of the cells. Final SOC will be a) 100% if any cell have 100% SOC, b) 0% if any cell have 0% SOC;
74 74  * Max-Min SOC – the battery SOC is calculated based on the minimum and maximum SOC of the cells. Final SOC will be a) 100% if all cells have 100% SOC, b) 0% if all cells have 0% SOC;
75 75  
76 76  Other parameters:
... ... @@ -410,10 +410,10 @@
410 410  * Delay before clearing the "Precharge error", second;
411 411  * Lock the "Precharge error" – a flag to block the error until the device is restarted.
412 412  
413 -“Precharge error” generation conditions if any of the following is true:
413 +“Precharge error” generation conditions:
414 414  
415 -* the precharge current does not decrease during the "Precharge time" after "Number of precharging attempts";
416 -* voltages before and after contactors are not equal during the "Precharge time" after "Number of precharging attempts";
415 +* the precharge current does not decrease after "Number of precharging attempts";
416 +* voltages before and after contactors are not equal after "Number of precharging attempts";
417 417  * power dissipated on the precharge resistor is above the maximum value during the “Delay before setting the 'Precharge error' when checking power” time.
418 418  
419 419  (% class="box warningmessage" %)
... ... @@ -503,7 +503,7 @@
503 503  
504 504  When the "**On discharge request**" algorithm selected, the control is performed as follows:
505 505  
506 -* if there is signal “Discharge request”, the charging contactor is open and there are no errors (see the "Errors 1, 2 ..." bitfields), then through the delay time T,,on,, the discharging contactor closes;
506 +* if there is signal “Discharge request”, the charging contactor is open and there are no errors (see the list above), then through the delay time T,,on,, the discharging contactor closes;
507 507  * If the signal “Discharge request” disappears or errors occur (see the "Errors 1, 2 ..." bitfields), then after the delay time T,,off,, the discharging contactor opens.
508 508  
509 509  (% class="box infomessage" %)
... ... @@ -511,7 +511,7 @@
511 511  **Note: **when errors occur in the system, the **Discharge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
512 512  )))
513 513  
514 -The device supports controlling the precharging contactor (see [[Precharge>>doc:||anchor="HPrecharge"]]).
514 +The device supports controlling the precharging contactor. The duration of switching on the precharging contactor before closing the discharging (load) contactor is adjusted.
515 515  
516 516  To change the parameters of the battery discharge control algorithm, select the "Control → Discharge" section:
517 517  
... ... @@ -580,7 +580,7 @@
580 580  
581 581  * the battery has low SOC;
582 582  * the battery voltage is out of range;
583 -* the errors are detected (configured in the "Errors 1, 2 ..." bitfields).
583 +* the battery system errors are detected.
584 584  
585 585  (% class="box infomessage" %)
586 586  (((
... ... @@ -597,10 +597,10 @@
597 597  * Switch off the discharging (AUX) contactor if the SOC is too low;
598 598  * Minimum SOC – a minimum SOC value, when reached, the auxiliary (AUX) discharging contactor opens, %;
599 599  * Tolerant SOC – a permissive SOC value, upon reaching which the auxiliary (AUX) discharging contactor re-closes, %;
600 -* Switch off the discharging (AUX) contactor if the cell voltage is out of the range;
601 -* Minimum cell voltage, V;
602 -* Maximum cell voltage, V;
603 603  * Switch off the discharging (AUX) contactor if the battery voltage is out of the range;
601 +* Minimum voltage – minimum battery voltage, V;
602 +* Maximum voltage – maximum battery voltage, V;
603 +* Switch off the discharging (AUX) contactor on errors – the auxiliary (AUX) discharging contactor opens if the following errors occur: Undervoltage, Overcurrent, High temperature (DCH), Short circuit, Critical error;
604 604  * Minimum battery voltage, V;
605 605  * Maximum battery voltage, V;
606 606  * Errors 1, 2 to open the auxiliary discharging contactor – bitfields to choose the errors which will open the auxiliary discharging contactor;
... ... @@ -618,7 +618,7 @@
618 618  A balancing resistor is connected to the cell if the following conditions are simultaneously met:
619 619  
620 620  * the voltage on the cell is higher than the balancing start voltage;
621 -* the difference between the voltage on the cell and the minimum voltage among the battery cells is greater than the balancing start threshold;
621 +* the difference between the voltage on the cell and the minimum voltage among the battery cells is greater than the balancing start threshold.
622 622  
623 623  A balancing resistor is disconnected from the cell if any of the following conditions are met:
624 624  
... ... @@ -629,8 +629,6 @@
629 629  
630 630  The BMS Main 3 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.
631 631  
632 -BMS Main 3 can force a cell balancing, if its voltage is highe
633 -
634 634  To change the cell balancing parameters, select the "Control → Cell balancing" section:
635 635  
636 636  [[image:1735065702806-422.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]
... ... @@ -730,10 +730,7 @@
730 730  
731 731  * the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before stopping the heater” time.
732 732  
733 -(% class="box infomessage" %)
734 -(((
735 -If there is the "Heater" signal, the heater contactor closes and/or a signal is set to the corresponding digital output.
736 -)))
731 +If there is the "Heater" signal, the heater contactor closes and/or a signal is output to the corresponding digital output.
737 737  
738 738  === Cooler ===
739 739  
... ... @@ -760,10 +760,7 @@
760 760  
761 761  * the maximum temperature among all cells of the battery is less than the “Tolerant cell temperature” value during the “Delay before stopping the cooler” time.
762 762  
763 -(% class="box infomessage" %)
764 -(((
765 -If there is the "Cooler" signal, the cooler contactor closes and/or a signal is set to the corresponding digital output.
766 -)))
758 +If there is the "Cooler" signal, the cooler contactor closes and/or a signal is output to the corresponding digital output.
767 767  
768 768  === High voltage ===
769 769