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Changes for page 3.3 Control

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... ... @@ -200,7 +200,7 @@
200 200  
201 201  To configure parameters for determining the charge current limit, select the "Control → Charge map" section:
202 202  
203 -[[image:1733322637793-171.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="177" width="800"]]
203 +[[image:1735064362593-844.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="153" width="800"]]
204 204  
205 205  In this section:
206 206  
... ... @@ -228,7 +228,7 @@
228 228  
229 229  To configure parameters for determining the discharge current limit, select the "Control → Discharge map" section:
230 230  
231 -[[image:1733322637795-310.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="178" width="800"]]
231 +[[image:1735064399985-526.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="152" width="800"]]
232 232  
233 233  In this section:
234 234  
... ... @@ -254,7 +254,7 @@
254 254  
255 255  To configure parameters for determining the charge current limit, select the "Control → Charge map (PEAK & CONTINUOUS)" section:
256 256  
257 -[[image:1733322637796-187.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="145" width="800"]]
257 +[[image:1735064434321-430.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" width="800"]]
258 258  
259 259  In this section:
260 260  
... ... @@ -281,7 +281,7 @@
281 281  
282 282  To configure parameters for determining the discharge current limit, select the "Control → Discharge map (PEAK & CONTINUOUS)" section:
283 283  
284 -[[image:1733322735595-661.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="145" width="800"]]
284 +[[image:1735064454708-345.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" width="800"]]
285 285  
286 286  In this section:
287 287  
... ... @@ -344,7 +344,7 @@
344 344  
345 345  To change the parameters of the main contactor, select the "Control → Main contactor" section:
346 346  
347 -[[image:1733322872744-536.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="105" width="800"]]
347 +[[image:1735064488658-863.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="112" width="800"]]
348 348  
349 349  In this section:
350 350  
... ... @@ -355,15 +355,21 @@
355 355  ** On demand – contactor is closed by an external request;
356 356  * Time to keep the contactor closed before closing the others – a time for other contactors to be open after the main contactor is closed;
357 357  * Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, s;
358 -* Keep the contactor open until the device is restarted – a flag for keeping the main contactor open until the system is reset.
358 +* Keep the contactor open until the device is restarted – a flag for keeping the main contactor open until the system is reset;
359 +* Errors 1, 2 to open the main contactor – bitfields to choose the errors which will open the main contactor.
359 359  
360 360  === Charging status ===
361 361  
362 -* Current corresponding to charging – a current level to generate the "Charging current present" signal, A;
363 -* Current corresponding to no charging – a current level to clear the "Charging current present" signal, A;
363 +To change the parameters of charging process status, select the "Control → Charging status" section:
364 +
365 +[[image:1735064935499-941.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="110" width="800"]]In this section:
366 +
367 +* Current to set the "Charging current present" – a current level to generate the "Charging current present" signal, A;
368 +* Current to clear the "Charging current present" – a current level to clear the "Charging current present" signal, A;
364 364  * 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;
365 365  * 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;
366 -* 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.
371 +* 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;
372 +* Errors 1, 2 to clear the "Ready to charge" – bitfields to choose the errors which will clear the "Ready to charge" signal.
367 367  
368 368  (% class="box infomessage" %)
369 369  (((
... ... @@ -374,15 +374,50 @@
374 374  
375 375  === Discharging status ===
376 376  
377 -* Current corresponding to discharging – a current level to generate the "Discharging current present" signal, А;
378 -* Current indicating no discharging – a current level to clear the "Discharging current present" signal, А;
383 +To change the parameters of charging process status, select the "Control → Discharging status" section:
384 +
385 +[[image:1735064980481-209.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="102" width="800"]]In this section:
386 +
387 +* Current to set the "Discharging current present" – a current level to generate the "Discharging current present" signal, А;
388 +* Current to clear the "Discharging current present" – a current level to clear the "Discharging current present" signal, А;
379 379  * 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;
380 380  * 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;
391 +* Errors 1, 2 to clear the "Ready to discharge" – bitfields to choose the errors which will clear the "Ready to discharge" signal.
381 381  
382 382  === Precharge ===
383 383  
384 -TBA
395 +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.
385 385  
397 +BMS Main 3 device detects errors while pre-charging the load capacity by monitoring the current and voltage difference before and after contactors.
398 +
399 +To change the parameters of precharge contactor, select the "Control → Precharge" section:
400 +
401 +[[image:1735065073836-743.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="160" width="800"]]
402 +
403 +* Precharge current threshold to finish precharging – a minimum current value at which precharging process assumed to be finished, A;
404 +* Check voltages before and after contactors to finish precharging – a flag to check the voltages before and after contactors to ensure that precharge process has finished and it is allowed to close the discharging contactor;
405 +* Minimum voltage difference to finish precharging – minimal voltage difference before and after contactors at which precharge process is meant to be finished, V;
406 +* Number of precharging attempts – maximum number of precharging attempts before setting the "Precharge error";
407 +* Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
408 +* Relaxation between attempts – a duration between precharge attempts, millisecond;
409 +* Check the power dissipated in the preacharge resistor - a flag to enable the calculation of power dissipated in precharge resistor;
410 +* Precharge resistor resistance, Ohm;
411 +* Maximum allowable power dissipated in the resistor, W;
412 +* Delay before setting the "Precharge error" when checking power, millisecond;
413 +* Delay before clearing the "Precharge error", second;
414 +* Lock the "Precharge error" – a flag to block the error until the device is restarted.
415 +
416 +“Precharge error” generation conditions:
417 +
418 +* the precharge current does not decrease after "Number of precharging attempts";
419 +* voltages before and after contactors are not equal after "Number of precharging attempts";
420 +* power dissipated on the precharge resistor is above the maximum value during the “Delay before setting the 'Precharge error' when checking power” time.
421 +
422 +(% class="box infomessage" %)
423 +(((
424 +If there is the “Precharge error”, **charging **and **discharging **contactors open.
425 +)))
426 +
386 386  === Charge ===
387 387  
388 388  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.
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531 531  
532 532  === Charge/Discharge ===
533 533  
534 -The BMS Main 3 device can control the charging/discharging contactor, which combines algorithms of charging and discharging contactor. It behaves as a charging contactor when “Charge request” or “Charger connected” is set, otherwise – as a discharging contactor.
575 +The BMS Main 3 device can control the charging/discharging contactor, which combines algorithms of charging and discharging contactor.
535 535  
577 +Charging/Dischar
578 +
536 536  The charging/discharging contactor control is configured in the “Control – Charge/Discharge” section:
537 537  
538 -[[image:1733322827919-875.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="85" width="800"]]
581 +[[image:1735122153011-166.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="162" width="800"]]
539 539  
540 540  In this section:
541 541  
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555 555  
556 556  To change the parameters of the powering of external equipment, select the "Control → Discharge (AUX)" section:
557 557  
558 -[[image:1733322827920-878.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]
601 +[[image:1735066190419-838.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="161" width="800"]]
559 559  
560 560  In this section:
561 561  
... ... @@ -566,7 +566,10 @@
566 566  * Switch off the discharging (AUX) contactor if the battery voltage is out of the range;
567 567  * Minimum voltage – minimum battery voltage, V;
568 568  * Maximum voltage – maximum battery voltage, V;
569 -* 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.
612 +* 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;
613 +* Minimum battery voltage, V;
614 +* Maximum battery voltage, V;
615 +* Errors 1, 2 to open the auxiliary discharging contactor – bitfields to choose the errors which will open the auxiliary discharging contactor;
570 570  
571 571  === Cell balancing ===
572 572  
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594 594  
595 595  To change the cell balancing parameters, select the "Control → Cell balancing" section:
596 596  
597 -[[image:1733322883460-118.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="114" width="800"]]
643 +[[image:1735065702806-422.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]
598 598  
599 599  In this section:
600 600  
... ... @@ -604,11 +604,16 @@
604 604  ** 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);
605 605  ** Balance always – balancing is always performed regardless the battery state;
606 606  
607 -[[image:1733322883462-975.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="74" width="600"]]
653 +[[image:1735065666891-686.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="132" width="800"]]
608 608  
655 +* Balancing condition:
656 +** Automatic – balancing will be performed automatically if needed conditions are met;
657 +** 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;
609 609  * Minimum cell voltage to start balancing, V;
610 610  * Voltage deviation to start balancing;
611 611  * Voltage deviation to stop balancing;
661 +* Voltage for forced balancing – if cell voltage is above this value, it will discharge through balancing resistor;
662 +* Maximum allowable temperature of BMS Logic devices, ºC;
612 612  * Command to discharge all cells – a flag to force the balancing of all cells.
613 613  
614 614  === Series balancing ===
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731 731  
732 732  The BMS Main 3 implements a self-diagnostics of high-voltage measurement lines. If measurement line breaks or high-voltage polarity is wrong, “High voltage fault” is generated.
733 733  
734 -**If there is the “High voltage fault”, the “Critical error” is generated and all contactors open.**
785 +(% class="box warningmessage" %)
786 +(((
787 +If there is the “High voltage fault”, **the “Critical error” is generated and all contactors open.**
788 +)))
735 735  
736 736  === Cell analysis ===
737 737  
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