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Changes for page 3.3 Control

Last modified by Admin on 2025/04/09 12:14
From version 46.1
edited by Admin
on 2025/04/09 12:14
Change comment: There is no comment for this version
To version 42.4
edited by Admin
on 2025/02/24 12:18
Change comment: There is no comment for this version

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... ... @@ -213,11 +213,11 @@
213 213  * Enable – a flag to start calculation of the charge current limit;
214 214  * Maximum charge current – a maximum allowable value of the charge current (under normal conditions), A;
215 215  * Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
216 -* 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;
216 +* 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;
217 217  * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
218 218  * Option 2: Limit charge current by the contactor temperature – a flag to enable correction of maximum allowable charging current **Kcc** depending on contactor temperature;
219 219  * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
220 -* 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)
220 +* 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;
221 221  * Option 3: Cell voltage x Factor – the dependence of the correction factor on maximum cell voltage;
222 222  * 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;
223 223  * Option 4: Cell temperature x Factor – the dependence of the correction factor on maximum cell temperature.
... ... @@ -241,11 +241,11 @@
241 241  * Enable – a flag to start calculation of the discharge current limit;
242 242  * Maximum discharge current – a maximum allowable value of the discharge current (under normal conditions), A;
243 243  * Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s;
244 -* 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;
244 +* 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;
245 245  * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature;
246 246  * Option 2: Limit discharge current by the contactor temperature – a flag to enable correction of maximum allowable discharging current **Kdc** depending on contactor temperature;
247 247  * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature;
248 -* 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)
248 +* 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;
249 249  * Option 3: Cell voltage x Factor – the dependence of the correction factor on minimum cell voltage;
250 250  * 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;
251 251  * Option 4: Cell voltage x Factor – the dependence of the correction factor on minimum cell temperature.
... ... @@ -360,8 +360,8 @@
360 360  
361 361  * Current to set the "Charging current present" – a current level to generate the "Charging current present" signal, A;
362 362  * Current to clear the "Charging current present" – a current level to clear the "Charging current present" signal, A;
363 -* 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;
364 -* 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;
363 +* 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;
364 +* 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;
365 365  * 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;
366 366  * Errors 1, 2 to clear the "Ready to charge" – bitfields to choose the errors which will clear the "Ready to charge" signal.
367 367  
... ... @@ -380,8 +380,8 @@
380 380  
381 381  * Current to set the "Discharging current present" – a current level to generate the "Discharging current present" signal, А;
382 382  * Current to clear the "Discharging current present" – a current level to clear the "Discharging current present" signal, А;
383 -* 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;
384 -* 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;
383 +* 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;
384 +* 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;
385 385  * Errors 1, 2 to clear the "Ready to discharge" – bitfields to choose the errors which will clear the "Ready to discharge" signal.
386 386  
387 387  === Precharge ===
... ... @@ -457,6 +457,7 @@
457 457  **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).
458 458  )))
459 459  
460 +
460 460  To change the parameters of the battery charge control algorithm, select the "Control → Charge" section:
461 461  
462 462  [[image:1735063563460-549.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="262" width="800"]]
... ... @@ -471,7 +471,7 @@
471 471  * Allow charging only when the "Ready to charge" signal is set – charging contactor will open if "Ready to charge" signal is cleared;
472 472  * Delay before starting charging – a time delay T,,on,, before closing the charging contactor and the allow charging contactor, millisecond;
473 473  * Delay before stopping charging – a time delay T,,off,, before opening the charging contactor, millisecond;
474 -* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the charge contactor (see [[Precharge>>path:#HPrecharge]]);
475 +* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the charge contactor;
475 475  * Errors 1, 2 to open the charging contactor – bitfields to choose the errors which will open the charging contactor;
476 476  * Use custom delays before stopping charging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors;
477 477  * Custom delay: <error> – delay for specific error, millisecond;
... ... @@ -510,6 +510,8 @@
510 510  **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).
511 511  )))
512 512  
514 +The device supports controlling the precharging contactor (see [[Precharge>>doc:||anchor="HPrecharge"]]).
515 +
513 513  To change the parameters of the battery discharge control algorithm, select the "Control → Discharge" section:
514 514  
515 515  [[image:1735064038329-836.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="273" width="800"]]
... ... @@ -524,7 +524,7 @@
524 524  * Allow charging only when the "Ready to discharge" signal is set – discharging contactor will open if "Ready to discharge" signal is cleared;
525 525  * Delay before starting discharging – a time delay T,,on,, before closing the discharging contactor, millisecond;
526 526  * Delay before stopping discharging – a time delay T,,off,, before opening the discharging contactor, millisecond;
527 -* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the discharge contactor (see [[Precharge>>doc:||anchor="HPrecharge"]]);
530 +* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the discharge contactor;
528 528  * Errors 1, 2 to open the discharging contactor – bitfields to choose the errors which will open the discharging contactor;
529 529  * Use custom delays before stopping discharging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors;
530 530  * Custom delay: <error> – specific error delay, millisecond;
... ... @@ -579,6 +579,11 @@
579 579  * the battery voltage is out of range;
580 580  * the errors are detected (configured in the "Errors 1, 2 ..." bitfields).
581 581  
585 +(% class="box infomessage" %)
586 +(((
587 +**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).
588 +)))
589 +
582 582  To change the parameters of the powering of external equipment, select the "Control → Discharge (AUX)" section:
583 583  
584 584  [[image:1735066190419-838.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="161" width="800"]]
... ... @@ -595,7 +595,7 @@
595 595  * Switch off the discharging (AUX) contactor if the battery voltage is out of the range;
596 596  * Minimum battery voltage, V;
597 597  * Maximum battery voltage, V;
598 -* Errors 1, 2 to open the auxiliary discharging contactor – bitfields to choose the errors which will open the auxiliary discharging contactor.
606 +* Errors 1, 2 to open the auxiliary discharging contactor – bitfields to choose the errors which will open the auxiliary discharging contactor;
599 599  
600 600  === Cell balancing ===
601 601  
... ... @@ -617,10 +617,7 @@
617 617  * the voltage on the cell is less than the balancing stop voltage;
618 618  * the difference between the voltage on the cell and the minimum voltage among the battery cells is less than the balancing stop threshold.
619 619  
620 -(% class="box infomessage" %)
621 -(((
622 622  If the “High logic temperature” occurs, then the balancing of the cells connected to the overheated BMS Logic device will not be performed.
623 -)))
624 624  
625 625  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.
626 626  
... ... @@ -637,6 +637,9 @@
637 637  ** Balance on charge – balancing is performed while and after the charging (in the “Charge ON” and “Charge OFF” states);
638 638  ** Balance on charge or relaxed - balancing is performed while and after the charging and in the relaxed state (in “Charge ON”, “Charge OFF”, “Relaxed (after charging)” and “Relaxed (after discharging)” states);
639 639  ** Balance always – balancing is always performed regardless the battery state;
645 +
646 +[[image:1735065666891-686.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="132" width="800"]]
647 +
640 640  * Balancing condition:
641 641  ** Automatic – balancing will be performed automatically if needed conditions are met;
642 642  ** 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;