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Changes for page 3.3 Control

Last modified by Admin on 2025/04/09 12:14
From version 29.5
edited by Admin
on 2024/12/26 15:33
Change comment: There is no comment for this version
To version 27.9
edited by Admin
on 2024/12/25 10:27
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -342,11 +342,6 @@
342 342  
343 343  In “On demand” mode, the main contactor closes by external the “Close Main contactor” request.
344 344  
345 -(% class="box infomessage" %)
346 -(((
347 -**Note: **when errors occur in the system, the **Main **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
348 -)))
349 -
350 350  To change the parameters of the main contactor, select the "Control → Main contactor" section:
351 351  
352 352  [[image:1735064488658-863.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="112" width="800"]]
... ... @@ -399,7 +399,7 @@
399 399  
400 400  The BMS Main 3 device can control the precharge contactor. The precharge contactor is used to charge the intermediate capacity with low current and usually placed with the limiting resistor in parallel to charging or discharging contactor.
401 401  
402 -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.
397 +BMS Main 3 device detects errors while pre-charging the load capacity by monitoring the current and voltage difference before and after contactors.
403 403  
404 404  To change the parameters of precharge contactor, select the "Control → Precharge" section:
405 405  
... ... @@ -424,9 +424,9 @@
424 424  * voltages before and after contactors are not equal after "Number of precharging attempts";
425 425  * power dissipated on the precharge resistor is above the maximum value during the “Delay before setting the 'Precharge error' when checking power” time.
426 426  
427 -(% class="box warningmessage" %)
422 +(% class="box infomessage" %)
428 428  (((
429 -Behavior of contactors at “Precharge error” is configured in corresponding contactor settings!
424 +If there is the “Precharge error”, **charging **and **discharging **contactors open.
430 430  )))
431 431  
432 432  === Charge ===
... ... @@ -479,7 +479,7 @@
479 479  
480 480  (% class="box infomessage" %)
481 481  (((
482 -**Note: **when errors occur in the system, the **Charge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
477 +Note: when errors occur in the system, the **charging **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
483 483  )))
484 484  
485 485  To change the parameters of the battery charge control algorithm, select the "Control → Charge" section:
... ... @@ -550,7 +550,7 @@
550 550  
551 551  (% class="box infomessage" %)
552 552  (((
553 -**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).
548 +**Note:** in case of errors in the system operation, **discharging **contactor opens either immediately or with a delay T,,off,, (depends on the settings described below).
554 554  )))
555 555  
556 556  The device supports controlling the precharging contactor. The duration of switching on the precharging contactor before closing the discharging (load) contactor is adjusted.
... ... @@ -581,15 +581,8 @@
581 581  
582 582  Charge/Discharge contactor has three algorithms of operation:
583 583  
584 -* Dependent (on Charging and Discharging signals) - Charge/Discharge contactor depends on Charge and Discharge algorithms and their signals and behaves as Charging contactor if Charging signal is set, otherwise – as Discharging contactor;
585 -* Independent (Always) - Charge/Discharge contactor is always closed if there is no errors;
586 -* Independent (on Charge request or Discharge request) - Charge/Discharge contactor is based on its own controller that listen to Charge and Discharge requests and closes if one of these signals occurs.
579 +Dependent (on Charging and Discharging signals) - Charging/Discharging contactor depends on Charge and Discharge algorithms and their signals and behaves as Charging contactor if Charging signal is set, otherwise – as Discharging contac
587 587  
588 -(% class="box infomessage" %)
589 -(((
590 -**Note: **when errors occur in the system, the **Charge/Discharge **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
591 -)))
592 -
593 593  The charging/discharging contactor control is configured in the “Control – Charge/Discharge” section:
594 594  
595 595  [[image:1735122153011-166.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="162" width="800"]]
... ... @@ -597,18 +597,6 @@
597 597  In this section:
598 598  
599 599  * Enable – a flag to enable the charge/discharge controller.
600 -* Algorithm:
601 -** Dependent (on Charging and Discharging signals) - Charge/Discharge contactor depends on Charge and Discharge algorithms and their signals and behaves as Charging contactor if Charging signal is set, otherwise – as Discharging contactor;
602 -** Independent (Always) - Charge/Discharge contactor is always closed if there is no errors;
603 -** Independent (on Charge request or Discharge request);
604 -* Delay before starting charging or discharging, millisecond;
605 -* Delay before stopping charging or discharging, millisecond;
606 -* Control the precharging contactor – a flag that enables control of precharging contactor while closing the charge/discharge contactor;
607 -* Emulate the "Charging" and "Discharging" signals – a flag to enable generation of "Charging" and "Discharging" signals when closing charge/discharge contactor;
608 -* Errors 1, 2 to prevent CHARGING through charging/discharging contactor, Errors 1, 2 to prevent DISCHARGING through charging/discharging contactor – bitfields to choose the errors which will open the charging/discharging contactor. This bitfields are combined by bitwise OR and intended to separate settings for charging and discharging processes;
609 -* Errors 1, 2 which affect the contactor only if battery CHARGING is detected – a bitfield to choose the errors which will trigger only if charging current is present. This bitfield is combined with "Errors 1, 2 to prevent CHARGING through charging/discharging contactor" by bitwise AND;
610 -* Errors 1, 2 which affect the contactor only if battery DISCHARGING is detected – a bitfield to choose the errors which will trigger only if discharging current is present. This bitfield is combined with "Errors 1, 2 to prevent DISCHARGING through charging/discharging contactor" by bitwise AND;
611 -* Switch off the charging/discharging contactor on errors without delay – a flag to protectively open the charging/discharging contactor without a delay. In the opposite case, when an error is detected, the charging/discharging contactor opens always with the delay “Delay before stopping discharging”.
612 612  
613 613  === Discharge (AUX) ===
614 614  
... ... @@ -622,11 +622,6 @@
622 622  * the battery voltage is out of range;
623 623  * the battery system errors are detected.
624 624  
625 -(% class="box infomessage" %)
626 -(((
627 -**Note: **when errors occur in the system, the **Discharge (AUX) **contactor opens either immediately or with the delay T,,off,, (depends on the settings described below).
628 -)))
629 -
630 630  To change the parameters of the powering of external equipment, select the "Control → Discharge (AUX)" section:
631 631  
632 632  [[image:1735066190419-838.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="161" width="800"]]
... ... @@ -689,7 +689,7 @@
689 689  * Minimum cell voltage to start balancing, V;
690 690  * Voltage deviation to start balancing;
691 691  * Voltage deviation to stop balancing;
692 -* Voltage for forced balancing – if cell voltage is above this value, it will start discharging through balancing resistor;
663 +* Voltage for forced balancing – if cell voltage is above this value, it will discharge through balancing resistor;
693 693  * Maximum allowable temperature of BMS Logic devices, ºC;
694 694  * Command to discharge all cells – a flag to force the balancing of all cells.
695 695  
... ... @@ -815,7 +815,7 @@
815 815  
816 816  (% class="box warningmessage" %)
817 817  (((
818 -If there is the “High voltage fault”, **the “Critical error” is generated.**
789 +If there is the “High voltage fault”, **the “Critical error” is generated and all contactors open.**
819 819  )))
820 820  
821 821  === Cell analysis ===