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Changes for page 3.6 Battery protection

Last modified by Admin on 2025/04/09 12:25
From version 4.20
edited by Admin
on 2024/11/21 18:25
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To version 49.1
edited by Admin
on 2025/04/09 12:25
Change comment: There is no comment for this version

Summary

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Parent
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1 -drafts.bms-main-2-1.configuration.WebHome
1 +Battery management systems.BMS Main 2\.1.3\. Configuration.WebHome
Content
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1 +(% data-numbered-headings-start="3" style="--numbered-headings-start: 2;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
2 += Configuration =
3 +
4 +(% data-numbered-headings-start="6" style="--numbered-headings-start: 5;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
5 +== Battery protection ==
6 +
1 1  The BMS Main 2.x board continuously monitors the state of the cells, BMS Logic boards, the external environment and, when detecting abnormalities, protects the battery and system components from damage.
2 2  
3 -== 3.6.1 Overcurrent protection ==
9 +=== Overcurrent protection ===
4 4  
5 5  To change the current protection of the battery, select the menu "Protections → Overcurrent protection":
6 6  
7 -[[Overcurrent protection settings>>image:1732211959984-118.png||data-xwiki-image-style-alignment="center" height="266" width="386"]]
13 +[[image:1743588404359-971.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="325" width="450"]]
8 8  
9 9   In this section:
10 10  
... ... @@ -15,6 +15,9 @@
15 15  * Tolerant discharging current, А;
16 16  * Delay before setting the error, second;
17 17  * Delay before clearing the error, second;
24 +* Use other delays if the battery is discharging – a flag to enable alternative timings for battery discharging;
25 +* Discharging: Delay before setting the error, second;
26 +* Discharging: Delay before clearing the error, second;
18 18  * Lock the error until the device is reset – a flag to block the error until the board is restarted.
19 19  
20 20  As a result of operation of the current protection, the "Overcurrent" error is generated.
... ... @@ -31,16 +31,16 @@
31 31  
32 32  (% class="box infomessage" %)
33 33  (((
34 -If there is the "Overcurrent" error, the charging and discharging relay open.
43 +If there is the "Overcurrent" error, the **charging **and **discharging **relay open.
35 35  )))
36 36  
37 -== 3.6.2 Undervoltage protection ==
46 +=== Undervoltage protection ===
38 38  
39 39  The board implements battery protection from too low or too high voltage on the cells.
40 40  
41 41  To change the battery protection parameters from low voltage on the cells, select the menu "Protections → Undervoltage protection":
42 42  
43 -[[Undervoltage protection settings>>image:1732212212350-294.png||data-xwiki-image-style-alignment="center" height="207" width="359"]]
52 +[[image:1739960999969-617.png||alt="1739961158202-478.png" data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="228" width="351"]]
44 44  
45 45   In this section:
46 46  
... ... @@ -47,6 +47,7 @@
47 47  * Enable – a flag to enable the protection;
48 48  * Minimum cell voltage, V;
49 49  * Tolerant cell voltage, V;
59 +* Check the open circuit voltage instead of the actual voltage – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
50 50  * Delay before setting the error, second;
51 51  * Delay before clearing the error, second;
52 52  * Lock the error until the device is reset.
... ... @@ -63,14 +63,14 @@
63 63  
64 64  (% class="box infomessage" %)
65 65  (((
66 -If there is the "Undervoltage" error, the discharging relay opens.
76 +If there is the "Undervoltage" error, the **discharging **relay opens.
67 67  )))
68 68  
69 -3.6.3 Overvoltage protection
79 +=== Overvoltage protection ===
70 70  
71 71  To change the battery protection parameters from high voltage on the cells, select the menu "Protections → Overvoltage protection":
72 72  
73 -[[image:1732212357972-295.png]]
83 +[[image:1739961158202-478.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="237" width="353"]]
74 74  
75 75  In this section:
76 76  
... ... @@ -77,6 +77,7 @@
77 77  * Enable – a flag to enable the protection;
78 78  * Maximum cell voltage, V;
79 79  * Tolerant cell voltage, V;
90 +* Check the open circuit voltage instead of the actual voltage – a flag to use the U,,ocv,, (corrected due to current and cell resistance) cell voltage;
80 80  * Delay before setting the error, second;
81 81  * Delay before clearing the error, second;
82 82  * Switch off the discharging relay on error – a flag to open the discharging relay when the "Overvoltage" error is generated;
... ... @@ -94,15 +94,16 @@
94 94  
95 95  (% class="box infomessage" %)
96 96  (((
97 -If there is the "Overvoltage" error, the charging relay and discharging relay opens (if the “Switch off the discharging relay on error” flag is set).
108 +If there is the "Overvoltage" error, the **charging **relay and **discharging **relay opens (if the “Switch off the discharging relay on error” flag is set).
98 98  )))
99 99  
100 -== 3.6.4 Low temperature protection ==
111 +=== Low temperature protection ===
101 101  
102 102  The board implements battery protection from too low temperature.
103 103  
104 104  To change the battery protection parameters from low temperature, select the menu "Protections → Low temperature protection":
105 105  
117 +[[image:1732213953083-955.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="237" width="338"]]
106 106  
107 107  In this section:
108 108  
... ... @@ -127,16 +127,17 @@
127 127  
128 128  (% class="box infomessage" %)
129 129  (((
130 -If there is the "Low CH temperature" error, the charging relay opens.
131 -If there is the "Low DCH temperature" error, the discharging relay opens.
142 +If there is the "Low CH temperature" error, the **charging **relay opens.
143 +If there is the "Low DCH temperature" error, the **discharging **relay opens.
132 132  )))
133 133  
134 -== 3.6.5 High temperature protection ==
146 +=== High temperature protection ===
135 135  
136 136  The board implements battery protection from too high temperature.
137 137  
138 138  To change the battery protection parameters from high temperature, select the menu "Protections → High temperature protection":
139 139  
152 +[[image:1732213990755-759.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="258" width="370"]]
140 140  
141 141  In this section:
142 142  
... ... @@ -161,14 +161,16 @@
161 161  
162 162  (% class="box infomessage" %)
163 163  (((
164 -If there is the "High CH temperature" error, the charging relay opens.
165 -If there is the "High DCH temperature" error, the discharging relay opens.
177 +If there is the "High CH temperature" error, the **charging **relay opens.
178 +If there is the "High DCH temperature" error, the **discharging **relay opens.
166 166  )))
167 167  
168 -== 3.6.6 Battery cover protection ==
181 +=== Battery cover protection ===
169 169  
170 170  To change the protection parameters from opening the battery cover, select the menu "Protections → Battery cover protection":
171 171  
185 +[[image:1732214030014-281.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="155" width="334"]]
186 +
172 172  In this section:
173 173  
174 174  * Enable – a flag to enable the protection;
... ... @@ -188,21 +188,22 @@
188 188  
189 189  (% class="box warningmessage" %)
190 190  (((
191 -**If there is the "Battery cover error", the “Critical error” is generated and all relays open.**
206 +If there is the "Battery cover error", the **“Critical error” **is generated and **all relays open.**
192 192  )))
193 193  
194 -== 3.6.7 High humidity protection ==
209 +=== High humidity protection ===
195 195  
196 196  The board can protect the battery from high humidity and water.
197 197  
198 198  To change the protection parameters of the battery from high humidity, select the menu "Protections → High humidity protection":
199 199  
215 +[[image:1732214076060-358.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="185" width="321"]]
200 200  
201 201  In this section:
202 202  
203 203  * Enable – a flag to enable the protection;
204 -* Maximum humidty, RH%;
205 -* Tolerant humidty, RH%;
220 +* Maximum humidity, RH%;
221 +* Tolerant humidity, RH%;
206 206  * Delay before setting the error, second;
207 207  * Delay before clearing the error, second;
208 208  * Lock the error until the device is reset.
... ... @@ -222,10 +222,11 @@
222 222  If there is the "High humidity" error, no action is taken. The error is indicative.
223 223  )))
224 224  
225 -== 3.6.8  Water protection ==
241 +=== Water protection ===
226 226  
227 227  To change the protection parameters of the battery from water, select the menu "Protections → Water protection":
228 228  
245 +[[image:1732214111990-184.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="199" width="340"]]
229 229  
230 230  In this section:
231 231  
... ... @@ -248,15 +248,16 @@
248 248  
249 249  (% class="box warningmessage" %)
250 250  (((
251 -**If there is the “Water” error, the “Critical error” is generated and all relays open.**
268 +If there is the “Water” error,** **the **“Critical error”** is generated and **all relays open.**
252 252  )))
253 253  
254 -== 3.6.9 Current sensor error ==
271 +=== Current sensor error ===
255 255  
256 256  The board is implemented to check the current sensor connection circuits. The circuits are checked for breakage and short-circuit to the +5 V supply line.
257 257  
258 258  To change the test parameters of the current sensor connection circuits, select the menu "Protections → Current sensor error":
259 259  
277 +[[image:1732214146724-132.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="438" width="365"]]
260 260  
261 261  In this section:
262 262  
... ... @@ -281,15 +281,16 @@
281 281  
282 282  (% class="box warningmessage" %)
283 283  (((
284 -**If there is the “Current sensor error”, the “Critical error” is generated and all relays open.**
302 +If there is the “Current sensor error”, the **“Critical error” **is generated and **all relays open.**
285 285  )))
286 286  
287 -== 3.6.10 Short circuit protection ==
305 +=== Short circuit protection ===
288 288  
289 289  The BMS implements a protection of power circuits (contactors, power cables) against overheating caused by the flow of high current for a long time.
290 290  
291 291  To change the protection parameters from short circuit, select the menu "Protections → Short circuit protection":
292 292  
311 +[[image:1732214207026-822.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="528" width="371"]]
293 293  
294 294  In this section:
295 295  
... ... @@ -314,15 +314,16 @@
314 314  
315 315  (% class="box infomessage" %)
316 316  (((
317 -If there is the "Short circuit" error, the charging relay opens (the “Switch off the charging relay on error” flag is set) and the discharging relay opens (the “Switch off the discharging relay on error flag” is set).
336 +If there is the "Short circuit" error, the **charging **relay opens (the “Switch off the charging relay on error” flag is set) and the **discharging **relay opens (the “Switch off the discharging relay on error flag” is set).
318 318  )))
319 319  
320 -== 3.6.11 Contactor high temperature protection ==
339 +=== Contactor high temperature protection ===
321 321  
322 322  The BMS protects power contactors from overheating. To measure the temperature of the contactor, a thermistor is used, connected to the P13 connector of the board. Configuring of the analog input for temperature measurement is described in section Input signals.
323 323  
324 324  To change the overheating protection parameters of power contactors, select the menu "Protections → Contactor high temperature protection":
325 325  
345 +[[image:1732214237851-405.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="234" width="336"]]
326 326  
327 327  In this section:
328 328  
... ... @@ -347,15 +347,16 @@
347 347  
348 348  (% class="box infomessage" %)
349 349  (((
350 -If there is the "Contactor high temperature" error, the charging relay opens (the “Switch off the charging relay on error” flag is set) and the discharging relay opens (the “Switch off the discharging relay on error flag” is set).
370 +If there is the "Contactor high temperature" error, the **charging **relay opens (the “Switch off the charging relay on error” flag is set) and the **discharging **relay opens (the “Switch off the discharging relay on error flag” is set).
351 351  )))
352 352  
353 -== 3.6.12 Unallowable charging protection ==
373 +=== Unallowable charging protection ===
354 354  
355 355  The BMS can detect that the battery is charging through the discharging circuit and protectively open the discharging relay to prevent unallowable battery operation.
356 356  
357 357  To change the parameters of the unallowable charging protection, select the menu "Protections → Unallowable charging protection":
358 358  
379 +[[image:1732214272022-547.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="145" width="312"]]
359 359  
360 360  In this section:
361 361  
... ... @@ -376,15 +376,16 @@
376 376  
377 377  (% class="box infomessage" %)
378 378  (((
379 -If there is the "Unallowable charging" error, the discharging relay opens.
400 +If there is the "Unallowable charging" error, the **discharging **relay opens.
380 380  )))
381 381  
382 -== 3.6.13 Stuck contactor protection ==
403 +=== Stuck contactor protection ===
383 383  
384 384  The BMS Main 2.x protects contactors against sticking.
385 385  
386 386  To change the protection parameters against sticking, select the menu "Protections → Stuck contactor protection":
387 387  
409 +[[image:1732214367207-318.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="152" width="331"]]
388 388  
389 389  In this section:
390 390  
... ... @@ -399,12 +399,18 @@
399 399  
400 400  * charging and discharging contactors are open, but the “Charging current present” or “Discharging current present” signal is set.
401 401  
402 -== 3.6.14 Contactor feedback check ==
424 +(% class="box warningmessage" %)
425 +(((
426 +If there is the “Stuck contactor error”, the **“Critical error” **is generated and **all relays open.**
427 +)))
403 403  
404 -The BMS Main 2.x can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, one of the discrete input must be set as corresponding contactor feedback signal (see section Input and output signals).
429 +=== Contactor feedback check ===
405 405  
431 +The BMS Main 2.x can receive feedback signals from contactors and detect discrepancy between the control value and the feedback signal. To enable specific contactor protection, one of the discrete input must be set as corresponding contactor feedback signal (see [[Input and output signals>>doc:Battery management systems.BMS Main 2\.1.3\. Configuration.3\.3 Input and output signals.WebHome]]).
432 +
406 406  To change the contactor feedback check parameters, select the menu "Protections → Contactor feedback check":
407 407  
435 +[[image:1732214400721-274.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="150" width="323"]]
408 408  
409 409  In this section:
410 410  
... ... @@ -417,12 +417,18 @@
417 417  
418 418  * discrete output of charging, precharge, discharging, charging/discharging or main contactor not matches its feedback value.
419 419  
420 -== 3.6.15 Charging contactor cycles protection ==
448 +(% class="box warningmessage" %)
449 +(((
450 +If there is the contactor feedback error, the **“Critical error” **is generated and **all relays open.**
451 +)))
421 421  
453 +=== Charging contactor cycles protection ===
454 +
422 422  The BMS protects the charging contactor against frequent switching.
423 423  
424 424  To change the protection parameters against high frequency switching of the charging contactor, select the menu "Protections → Charging contactor cycles protection":
425 425  
459 +[[image:1732214432750-543.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="260" width="336"]]
426 426  
427 427  In this section:
428 428  
... ... @@ -446,15 +446,16 @@
446 446  
447 447  (% class="box infomessage" %)
448 448  (((
449 -If there is the "CH contactor cycles error" error, the charging relay opens.
483 +If there is the "CH contactor cycles error" error, the **charging **relay opens.
450 450  )))
451 451  
452 -== 3.6.16 Discharging contactor cycles protection ==
486 +=== Discharging contactor cycles protection ===
453 453  
454 454  The BMS protects the discharging contactor against frequent switching.
455 455  
456 456  To change the protection parameters against high frequency switching of the discharging contactor, select the menu "Protections → Discharging contactor cycles protection":
457 457  
492 +[[image:1732214468462-541.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="269" width="346"]]
458 458  
459 459  In this section:
460 460  
... ... @@ -478,15 +478,16 @@
478 478  
479 479  (% class="box infomessage" %)
480 480  (((
481 -If there is the "DCH contactor cycles error" error, the discharging relay opens.
516 +If there is the "DCH contactor cycles error" error, the **discharging **relay opens.
482 482  )))
483 483  
484 -== 3.6.17 Temperature sensor error ==
519 +=== Temperature sensor error ===
485 485  
486 486  The board is implemented to check the temperature sensors connection circuits. The circuits are checked for breakage and short-circuit.
487 487  
488 488  To change the protection parameters of the temperature sensors circuits, select the menu "Protections → Temperature sensor error":
489 489  
525 +[[image:1732214501360-654.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="154" width="334"]]
490 490  
491 491  In this section:
492 492  
... ... @@ -499,13 +499,14 @@
499 499  
500 500  (% class="box warningmessage" %)
501 501  (((
502 -**If there is the “No temp. sensors” or “Temp. sensor is shorted” error, the “Critical error” is generated and all relays open.**
538 +If there is the “No temp. sensors” or “Temp. sensor is shorted” error, the **“Critical error” **is generated and **all relays open.**
503 503  )))
504 504  
505 -== 3.6.18 Logic high temperature protection ==
541 +=== Logic high temperature protection ===
506 506  
507 507  To change the overheating protection parameters of BMS Logic boards, select the menu "Protections → Logic high temperature protection":
508 508  
545 +[[image:1732214545352-111.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="156" width="309"]]
509 509  
510 510  In this section:
511 511  
... ... @@ -526,13 +526,14 @@
526 526  
527 527  (% class="box infomessage" %)
528 528  (((
529 -**Cell balancing is prohibited for overheated boards.**
566 +Cell balancing is prohibited for overheated boards.
530 530  )))
531 531  
532 -== 3.6.19 Logic offline protection ==
569 +=== Logic offline protection ===
533 533  
534 534  To change the protection parameters from loss of communication with BMS Logic boards, select the menu "Protections → Logic offline protection":
535 535  
573 +[[image:1732214579147-515.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="107" width="204"]]
536 536  
537 537  In this section:
538 538  
... ... @@ -551,13 +551,14 @@
551 551  
552 552  (% class="box warningmessage" %)
553 553  (((
554 -**If there is the "Logic offline" error, the “Critical error” is generated and all relays open.**
592 +If there is the "Logic offline" error, the **“Critical error”** is generated and **all relays open.**
555 555  )))
556 556  
557 -== 3.6.20 Cell count protection ==
595 +=== Cell count protection ===
558 558  
559 559  To change the protection parameters from the mismatch of the number of cells to the set value, select the menu "Protections → Cell count protection":
560 560  
599 +[[image:1732214641606-453.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="178" width="341"]]
561 561  
562 562  In this section:
563 563  
... ... @@ -579,19 +579,20 @@
579 579  
580 580  (% class="box warningmessage" %)
581 581  (((
582 -**If there is the "Cell count error", the “Critical error” is generated and all relays open.**
621 +If there is the "Cell count error",** **the **“Critical error”** is generated and **all relays open.**
583 583  )))
584 584  
585 -== 3.6.21 Logic count protection ==
624 +=== Logic count protection ===
586 586  
587 587  To change the protection parameters from the mismatch of the number of BMS Logic boards to the set value, select the menu "Protections → Logic count protection":
588 588  
628 +[[image:1732214675358-202.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="163" width="230"]]
589 589  
590 590  In this section:
591 591  
592 592  * Enable – a flag to enable the protection;
593 593  * Logic count – a number of BMS Logic boards connected to the BMS Main 2.x;
594 -* Fast scan – a flag to scan BMS Logic boards fast (boards with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
634 +* Fast scanning – a flag to scan BMS Logic boards fast (boards with addresses from 1 to “Logic count” are scanned; this mode reduces BMS system startup time);
595 595  * Lock the error until the device is reset.
596 596  
597 597  As a result of the operation of the protection from the mismatch of the number of BMS Logic boards, the "Logic count error" is generated.
... ... @@ -606,30 +606,275 @@
606 606  
607 607  (% class="box warningmessage" %)
608 608  (((
609 -**If there is the "Logic count error", the “Critical error” is generated and all relays open.**
649 +If there is the "Logic count error", the **“Critical error” **is generated and **all relays open.**
610 610  )))
611 611  
612 -== 3.6.22 WDT protection ==
652 +=== WDT protection ===
613 613  
614 614  If the BMS firmware hangs, the watchdog timer resets the board. The BMS can detect that the board was reset and generates the “WDT reset” error.
615 615  
616 616  To change the parameters of the watchdog protection, select the menu "Protections → WDT protection":
617 617  
658 +[[image:1732214703914-144.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="323"]]
618 618  
619 -== 3.6.23 Insulation monitoring ==
660 +In this section:
620 620  
621 -== 3.6.24 Critical error parameters ==
662 +* Enable – a flag to enable the protection;
663 +* Delay before clearing the error, second;
664 +* Lock the error until the device is reset.
622 622  
623 -== 3.6.25 General error parameters ==
666 +Conditions for removing the error:
624 624  
625 -== 3.6.26 Low SOC signal ==
668 +* the “Delay before clearing the error” time has passed from the board startup.
626 626  
627 -== 3.6.27 High charging current signal ==
670 +(% class="box warningmessage" %)
671 +(((
672 +If there is the "WDT reset" error, the **“Critical error”** is generated and** all relays open.**
673 +)))
628 628  
629 -== 3.6.28 Heater control ==
675 +=== Insulation monitoring ===
630 630  
631 -== 3.6.29 Heater (AUX) control ==
677 +BMS Main 2.x can detect a signal from an external insulation monitoring device (such as Bender IR155) to monitor the insulation quality.
632 632  
633 -== 3.6.30 Cooler control ==
679 +To change the insulation monitoring parameters, select the menu "Protections → Insulation monitoring":
634 634  
635 -== 3.6.31 Fault simulation ==
681 +[[image:1732214731490-961.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="162" width="315"]]
682 +
683 +In this section:
684 +
685 +* Enable – a flag to enable the protection;
686 +* Algorithm:
687 +** Always;
688 +** On charging;
689 +** Except charging;
690 +* Delay before setting the error, second;
691 +* Delay before clearing the error, second;
692 +* Lock the error until the device is reset.
693 +
694 +Error is set if corresponding discrete input is set up and it received logical zero.
695 +
696 +(% class="box warningmessage" %)
697 +(((
698 +If there is the "Insulation monitoring" error, the **“Critical error”** is generated and** all relays open.**
699 +)))
700 +
701 +=== Critical error parameters ===
702 +
703 +To change the critical error parameters, select the menu "Protections → Critical error parameters":
704 +
705 +[[image:1732214761141-983.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="158" width="348"]]
706 +
707 +In this section:
708 +
709 +* Enable – a flag to enable the protection;
710 +* Delay before setting the error, second;
711 +* Delay before clearing the error, second;
712 +* Lock the error until the device is reset.
713 +
714 +The critical error flag is generated if at least one of the following errors is generated during the “Delay before setting the error” time:
715 +
716 +* “Battery cover error”;
717 +* “Water”;
718 +* “Logic offline”;
719 +* “Cell count error”;
720 +* “Logic count error”;
721 +* “ADC error”;
722 +* “No temp. sensors”;
723 +* “Temp. sensor is shorted”;
724 +* “Current sensor error”;
725 +* "Stuck contactor";
726 +* "Contactor feedback";
727 +* “Shunt offline”;
728 +* “Shunt error”;
729 +* “Settings error”;
730 +* “WDT reset”
731 +* "Insulation monitoring".
732 +
733 +The “Critical error” is cleared if there are no errors from the list above during the “Delay before clearing the error” time.
734 +
735 +(% class="box warningmessage" %)
736 +(((
737 +**If there is the “Critical error”, all relays open.**
738 +)))
739 +
740 +=== General error parameters ===
741 +
742 +To change the general error parameters, select the menu "Protections → General error parameters":
743 +
744 +[[image:1732214987517-111.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="535" width="349"]]
745 +
746 +In this section:
747 +
748 +* Enable – a flag to enable the protection;
749 +* Delay before setting the error, second;
750 +* Delay before clearing the error, second;
751 +* Lock the error until the device is reset;
752 +* Errors – a section to select errors that should trigger General error.
753 +
754 +The general error flag is generated if at least one of the selected errors is generated during the “Delay before setting the error” time.
755 +
756 +The “General error” is cleared if there are no errors from selected list during the “Delay before clearing the error” time.
757 +
758 +(% class="box infomessage" %)
759 +(((
760 +The "General error" is //indicative //and can be linked to any discrete output of the board.
761 +)))
762 +
763 +=== Low SOC signal ===
764 +
765 +To change the parameters of the generation a signal about low battery level, select the menu "Protections → Low SOC signal":
766 +
767 +[[image:1732215174961-645.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="186" width="325"]]
768 +
769 +In this section:
770 +
771 +* Enable – a flag to enable signal generation;
772 +* Minimum SOC, %;
773 +* Tolerant SOC, %;
774 +* Delay before setting the signal, second;
775 +* Delay before clearing the signal, second;
776 +* Lock the signal until the device is reset.
777 +
778 +Signal generation conditions:
779 +
780 +* the battery SOC is less than the “Minimum SOC” value during the “Delay before setting the signal” time.
781 +
782 +Conditions for clearing the signal:
783 +
784 +* the battery SOC is greater than the “Tolerant SOC” during the “Delay before clearing the signal” time.
785 +
786 +(% class="box infomessage" %)
787 +(((
788 +The "Low SOC signal" is //indicative //and can be linked to any discrete output of the board.
789 +)))
790 +
791 +=== High charging current signal ===
792 +
793 +To change the parameters of the generation high-current signal, select the menu "Protections → High charging current signal":
794 +
795 +[[image:1732215211714-445.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="181" width="322"]]
796 +
797 +In this section:
798 +
799 +* Enable – a flag to enable signal generation;
800 +* Maximum charging current, А;
801 +* Tolerant charging current, А;
802 +* Delay before setting the signal, second;
803 +* Delay before clearing the signal, second;
804 +* Lock the signal until the device is reset.
805 +
806 +Signal generation conditions:
807 +
808 +* the measured current is greater than the “Maximum charging current” value during the “Delay before setting the signal” time.
809 +
810 +Conditions for clearing the signal:
811 +
812 +* the measured current is less than the “Tolerant charging current” value during the “Delay before clearing the signal” time.
813 +
814 +(% class="box infomessage" %)
815 +(((
816 +The "High charging current" signal is //indicative //and can be linked to any discrete output of the board.
817 +)))
818 +
819 +=== Heater control ===
820 +
821 +To change the parameters of the heater control algorithm, select the menu "Protections → Heater control":
822 +
823 +[[image:1732215252650-791.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="233" width="370"]]
824 +
825 +In this section:
826 +
827 +* Enable – a flag to enable heater control;
828 +* Minimum cell temperature, °C;
829 +* Tolerant cell temperature, °C;
830 +* Delay before setting the signal, second;
831 +* Delay before clearing the signal, second;
832 +* Lock the signal until the device is reset;
833 +* Switch off the heater relay on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
834 +
835 +As a result of operating the heating algorithm, the “Heater” signal is generated.
836 +
837 +Conditions of signal generation:
838 +
839 +* The minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before setting the signal” time.
840 +
841 +Conditions for clearing the signal:
842 +
843 +* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
844 +
845 +(% class="box infomessage" %)
846 +(((
847 +If there is the "Heater" signal, the **heater **relay closes and/or a signal is output to the corresponded digital output.
848 +)))
849 +
850 +=== Heater (AUX) control ===
851 +
852 +To change the parameters of the auxiliary heater control algorithm, select the menu "Protections → Heater (AUX) control":
853 +
854 +[[image:1732215282135-420.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="228" width="361"]]
855 +
856 +In this section:
857 +
858 +* Enable – a flag to enable heater control;
859 +* Minimum cell temperature, °C;
860 +* Tolerant cell temperature, °C;
861 +* Delay before setting the signal, second;
862 +* Delay before clearing the signal, second;
863 +* Lock the signal until the device is reset;
864 +* Switch off the heater relay on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error).
865 +
866 +As a result of operating the heating algorithm, the “Heater (AUX)” signal is generated.
867 +
868 +Conditions of signal generation:
869 +
870 +* The minimum temperature among all cells of the battery is less than the “Minimum cell temperature” value during the “Delay before setting the signal” time.
871 +
872 +Conditions for clearing the signal:
873 +
874 +* the minimum temperature among all cells of the battery is greater than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
875 +
876 +(% class="box infomessage" %)
877 +(((
878 +If there is the "Heater (AUX)" signal, the **auxiliary heater **relay closes and/or a signal is output to the corresponded digital output.
879 +)))
880 +
881 +=== Cooler control ===
882 +
883 +To change the parameters of the cooler control algorithm, select the menu "Protections → Cooler control":
884 +
885 +[[image:1732215313977-499.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="219" width="348"]]
886 +
887 +In this section:
888 +
889 +* Enable – a flag to enable cooler control;
890 +* Maximum cell temperature, °C;
891 +* Tolerant cell temperature, °C;
892 +* Delay before setting the signal, second;
893 +* Delay before clearing the signal, second;
894 +* Lock the signal until the device is reset;
895 +* Switch off the cooler relay on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
896 +
897 +As a result of operating the cooling algorithm, the "Cooler" signal is generated.
898 +
899 +Conditions of signal generation:
900 +
901 +* the maximum temperature among all cells of the battery is greater than the “Maximum cell temperature” value during the “Delay before setting the signal” time.
902 +
903 +Conditions for clearing the signal:
904 +
905 +* the maximum temperature among all cells of the battery is less than the “Tolerant cell temperature” value during the “Delay before clearing the signal” time.
906 +
907 +(% class="box infomessage" %)
908 +(((
909 +If there is the "Cooler" signal, the **cooler **relay closes and/or a signal is output to the corresponded digital output.
910 +)))
911 +
912 +=== Fault simulation ===
913 +
914 +The board provides the ability to manually generate error flags bypassing the protection algorithms. This functionality is intended for commissioning.
915 +
916 +To simulate battery and BMS errors, select the menu "Protections → Fault simulation":
917 +
918 +[[image:1732215359330-850.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="732" width="204"]]
919 +
920 +To simulate errors, set the necessary flags and click on the "Save" button.
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