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Changes for page 3.3 Control

Last modified by Admin on 2025/04/09 12:15
From version 28.2
edited by Admin
on 2025/02/24 13:44
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To version 31.1
edited by Admin
on 2025/02/24 13:52
Change comment: Загрузить новое вложение 1740405145695-704.png

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537 537  
538 538  === Cell balancing ===
539 539  
540 -Balancing makes the voltage of all cells be equal to the minimum cell voltage.
540 +Balancing makes the voltage of all cells equal to the minimum cell voltage.
541 541  
542 542  The following balancing rules are supported:
543 543  
544 -* only when the battery is charging (current I > 0) and some time until the battery is relaxed;
544 +* when the battery is charging (current I > 0) and time after until the battery is relaxed;
545 545  * when the battery is charging (current I > 0) or when the battery is in a state of relaxation;
546 546  * always (regardless of battery state).
547 547  
548 -A balancing resistor is connected to the cell if:
548 +A balancing resistor is connected to the cell if the following conditions are simultaneously met:
549 549  
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.
550 +* the voltage on the cell is higher than the balancing start voltage;
551 +* the difference between the voltage on the cell and the minimum voltage among the battery cells is greater than the balancing start threshold;
552 552  
553 +A balancing resistor is disconnected from the cell if any of the following conditions are met:
554 +
555 +* the voltage on the cell is less than the balancing stop voltage;
556 +* the difference between the voltage on the cell and the minimum voltage among the battery cells is less than the balancing stop threshold.
557 +
553 553  (% class="box infomessage" %)
554 554  (((
555 -If the BMS Mini overheats, then the balancing of the cells connected to this device will not be performed.
560 +If the “High logic temperature” occurs, then the balancing of the cells connected to the overheated BMS Logic device will not be performed.
556 556  )))
557 557  
558 -To change the cell balancing parameters, select the "Control → Cell balancing" section:
563 +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.
559 559  
565 +BMS Mini device can force a cell balancing, if its voltage is higher than estimated value.
560 560  
567 +To change the cell balancing parameters, select the "Control → Cell balancing" section:
568 +
561 561  [[image:1740404562825-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="168" width="800"]]
562 562  In this section:
563 563  
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566 566  ** Balance on charge;
567 567  ** Balance on charge or relaxed;
568 568  ** Balance always;
569 -
570 -[[image:1733746797004-660.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="104" width="800"]]
571 -
577 +* Balancing condition:
578 +** Automatic – balancing will be performed automatically if needed conditions are met;
579 +** 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;
572 572  * Minimum cell voltage to start balancing, V;
573 -* Balancing deviation, V.
581 +* Voltage deviation to start balancing;
582 +* Voltage deviation to stop balancing;
583 +* Voltage for forced balancing – if cell voltage is above this value, it will start discharging through balancing resistor;
584 +* Maximum allowable temperature of the board, ºC;
585 +* Command to discharge all cells – a flag to force the balancing of all cells.
574 574  
575 575  === Power down ===
576 576  
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585 585  
586 586  To change the parameters of the power down control, select the "Control → Power down" section:
587 587  
588 -[[image:1733746797005-459.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]]
589 -
600 +[[image:1740404859367-943.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]
590 590  In this section:
591 591  
592 592  * Minimum voltage to power down – a minimum voltage level of the battery below which the BMS commands to shut down the battery, V;
593 593  * Idle time to power down – a time of battery inactivity after which the battery is shut down, minute;
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.
605 +* 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;
606 +* Delay before setting the internal power down signal – a delay before turning off the device power when receiving the “Power down request” command, ms.
595 595  
596 596  === Heater ===
597 597  
598 598  To change the parameters of the heater control algorithm, select the "Control → Heater" section:
599 599  
600 -[[image:1733746808496-606.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="116" width="800"]]
601 601  
613 +[[image:1740404973346-344.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]]
602 602  In this section:
603 603  
604 604  * Enable – a flag to enable heater control;
... ... @@ -606,7 +606,7 @@
606 606  * Tolerant cell temperature, °C;
607 607  * Delay before starting the heater, millisecond;
608 608  * Delay before stopping the heater, millisecond;
609 -* Switch off the heater on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
621 +* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the heater;
610 610  
611 611  As a result of operating the heating algorithm, the “Heater” signal is generated.
612 612  
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