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Changes for page 3.3 Control

Last modified by Admin on 2026/04/30 15:56
From version 76.15
edited by Admin
on 2026/03/31 13:30
Change comment: There is no comment for this version
To version 76.13
edited by Admin
on 2026/03/31 13:18
Change comment: There is no comment for this version

Summary

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... ... @@ -444,10 +444,14 @@
444 444  
445 445  === Charge ===
446 446  
447 -There are two signals that serve charging the battery: "Charging" and "Allow charging". With the help of the "Allow charging" signal, the BMS commands the charger to start or stop charging.
447 +There are two contactors that serve charging the battery: a charging contactor and an allow charging contactor. With the help of the allow charging contactor, the BMS commands the charger to start or stop charging.
448 448  
449 449  The device supports three charge control algorithms:
450 450  
451 +* Always on – charging is always allowed;
452 +* On charger connected – charging is allowed when there is a signal “Charger connected”;
453 +* On charge request – charging is allowed when there is a signal “Charge request”.
454 +
451 451  If the "**Always on**" algorithm is selected, the charging contactor and the allow charging contactor are always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
452 452  
453 453  * Service reset;
... ... @@ -481,26 +481,32 @@
481 481  
482 482  In this section:
483 483  
484 -* **Enable **– a flag to activate the charge control;
485 -* **Algorithm**:
486 -** **Always on** – charging is always allowed;
487 -** **On charger connected** – charging is allowed when there is a signal “Charger connected”;
488 -** **On charge request** – charging is allowed when there is a signal “Charge request”;
489 -* **Allow charging only when the "Ready to charge" signal is set** – charging contactor will open if "Ready to charge" signal is cleared;
490 -* **Delay before starting charging** – a time delay T,,on,, before closing the charging contactor and the allow charging contactor, millisecond;
491 -* **Delay before stopping charging** – a time delay T,,off,, before opening the charging contactor, millisecond;
492 -* **Control the precharging contactor** – a flag that allows control of the precharging contactor while closing the charge contactor (see [[Precharge>>path:#HPrecharge]]);
493 -* **Errors 1, 2 to open the charging contactor** – bitfields to choose the errors which will open the charging contactor;
494 -* **Use custom delays before stopping charging (on errors)** – a flag to enable manual settings of time delays T,,off,, for specific errors;
495 -* **Custom delay: <error>** – delay for specific error, millisecond;
496 -* **Switch off the charging contactor on errors without delay** – a flag to protectively open the charging contactor without a delay. In the opposite case, when an error is detected, the charging contactor opens always with the delay “Delay before stopping charging”;
488 +* Enable – a flag to activate the charge control;
489 +* Algorithm:
490 +** Always on – charging is always allowed;
491 +** On charger connected – charging is allowed when there is a signal “Charger connected”;
492 +** On charge request – charging is allowed when there is a signal “Charge request”;
493 +* Allow charging only when the "Ready to charge" signal is set – charging contactor will open if "Ready to charge" signal is cleared;
494 +* Delay before starting charging – a time delay T,,on,, before closing the charging contactor and the allow charging contactor, millisecond;
495 +* Delay before stopping charging – a time delay T,,off,, before opening the charging contactor, millisecond;
496 +* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the charge contactor (see [[Precharge>>path:#HPrecharge]]);
497 +* Errors 1, 2 to open the charging contactor – bitfields to choose the errors which will open the charging contactor;
498 +* Use custom delays before stopping charging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors;
499 +* Custom delay: <error> – delay for specific error, millisecond;
500 +* Switch off the charging contactor on errors without delay – a flag to protectively open the charging contactor without a delay. In the opposite case, when an error is detected, the charging contactor opens always with the delay “Delay before stopping charging”;
497 497  
498 498  === Discharge ===
499 499  
500 500  The device controls the discharging contactor to connect battery to the load.
501 501  
502 -The device supports three algorithms to control battery discharging:When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
506 +The device supports three algorithms to control battery discharging:
503 503  
508 +* Always on – load is always connected;
509 +* On charger disconnected – load is connected when there is no signal “Charger connected”;
510 +* On discharge request – load is connected when there is signal “Discharge request”.
511 +
512 +When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfields appears or one of the signals:
513 +
504 504  * Service reset
505 505  * Power down request
506 506  * Inhibit discharging