Changes for page 3.3 Control
Last modified by Admin on 2025/04/09 12:14
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... ... @@ -106,7 +106,7 @@ 106 106 107 107 Calculation of the resistance of cells is carried out in two ways. The first method is used when the battery passes from a relaxation state to a charge or discharge state, wherein the cell resistance value 108 108 109 -{{formula fontSize=" NORMAL" imageType="PNG"}}109 +{{formula fontSize="SMALL" imageType="PNG"}} 110 110 R = \frac{U-U_{ocv}}{I_{stable}} 111 111 {{/formula}} 112 112 ... ... @@ -114,20 +114,18 @@ 114 114 115 115 The second method is used for a stepwise change in the current through the cell, while the value of the cell resistance: 116 116 117 -{{formula}} 117 +{{formula fontSize="SMALL"}} 118 118 R = \frac{U_2-U_1}{I_{stable2}-I_{stable1}} 119 119 {{/formula}} 120 120 121 121 provided that 122 122 123 -{{formula}} 124 -|I_{stable2}-I_{stable1}| > 0.2 × Qmax 123 +{{formula fontSize="SMALL"}} 124 +| I_{stable2}-I_{stable1} | > 0.2 × Qmax 125 125 {{/formula}} 126 126 127 - (Q,,max,,isthe maximum cell capacity),127 +where Q,,max,, — the maximum cell capacity,U,,2,, — voltage on the cell at the moment when the stabilized current I,,stable2,, is flowing through it; U,,1,, — the voltage on the cell at the moment when the stabilized current I,,stable1,, flowing through it. 128 128 129 -where U,,2,, is the voltage on the cell at the moment when the stabilized current I,,stable2,, is flowing through it; U,,1,, – the voltage on the cell at the moment when the stabilized current I,,stable1,, flowing through it. 130 - 131 131 The stabilized current I,,stable,, = I, if during the stabilization time the instantaneous current I is in the range from 0.95 × I to 1.05 × I. 132 132 133 133 To change parameters of the algorithm for calculating the cell resistance, select the "Control → Resistance estimation" section: ... ... @@ -142,7 +142,7 @@ 142 142 * Minimum SOC – minimum cell SOC value for resistance calculation; 143 143 * Maximum SOC – maximum cell SOC value for resistance calculation. 144 144 145 -The calculated resistance is accepted by the system as valid (and therefore updated) if its value is in the range from Resistance/2 to “Maximum resistance factor” × Resistance, where "Resistance" is the nominal resistance of the cell (see [[Common settings>>doc:||anchor="HCommonsettings"]]). If the calculated resistance value is greater than the value (Maximum resistance factor × Resistance), the updated resistance value will be equal to the value (Maximum resistance factor × Resistance). 143 +The calculated resistance is accepted by the system as valid (and therefore updated) if its value is in the range from Resistance / 2 to “Maximum resistance factor” × Resistance, where "Resistance" is the nominal resistance of the cell (see [[Common settings>>doc:||anchor="HCommonsettings"]]). If the calculated resistance value is greater than the value (Maximum resistance factor × Resistance), the updated resistance value will be equal to the value (Maximum resistance factor × Resistance). 146 146 147 147 === Low SOC (signal) === 148 148 ... ... @@ -202,7 +202,7 @@ 202 202 203 203 To configure parameters for determining the charge current limit, select the "Control → Charge map" section: 204 204 205 -[[image:173 3322637793-171.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"]] 206 206 207 207 In this section: 208 208 ... ... @@ -230,7 +230,7 @@ 230 230 231 231 To configure parameters for determining the discharge current limit, select the "Control → Discharge map" section: 232 232 233 -[[image:173 3322637795-310.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"]] 234 234 235 235 In this section: 236 236 ... ... @@ -256,7 +256,7 @@ 256 256 257 257 To configure parameters for determining the charge current limit, select the "Control → Charge map (PEAK & CONTINUOUS)" section: 258 258 259 -[[image:173332 2637796-187.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"]] 260 260 261 261 In this section: 262 262 ... ... @@ -277,7 +277,6 @@ 277 277 278 278 I,,continuous,, = Maximum CONTINUOUS charge current × K,,cc,, 279 279 280 - 281 281 === Discharge map (PEAK & CONTINUOUS) === 282 282 283 283 The BMS Main 3 has an alternative algorithm for the maximum allowed discharging current based on peak and continuous battery operating modes. ... ... @@ -284,7 +284,7 @@ 284 284 285 285 To configure parameters for determining the discharge current limit, select the "Control → Discharge map (PEAK & CONTINUOUS)" section: 286 286 287 -[[image:173 3322735595-661.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"]] 288 288 289 289 In this section: 290 290 ... ... @@ -305,6 +305,129 @@ 305 305 306 306 I,,continuous,, = Maximum CONTINUOUS discharge current × K,,dc,, 307 307 305 +=== Main contactor === 306 + 307 +The BMS Main 3 device controls the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in case of sealing of the charging or discharging contactors. 308 + 309 +The Main contactor algorithm supports the following modes: 310 + 311 +* Always on; 312 +* Automatic; 313 +* On demand. 314 + 315 +In “Always on” mode main contactor closes if all the following is true: 316 + 317 +* Charging contactor is open; 318 +* Discharging contactor is open; 319 +* There are no errors from the list below: 320 +** Overcurrent; 321 +** Undervoltage; 322 +** Overvoltage; 323 +** High temperature (CH); 324 +** High temperature (DCH); 325 +** Unallowable charging; 326 +** Critical error. 327 + 328 +In “Always on” mode main contactor opens if all the following is true: 329 + 330 +* Charging contactor is open; 331 +* Discharging contactor is open; 332 +* There is an error from the list below: 333 +** Overcurrent; 334 +** Undervoltage; 335 +** Overvoltage; 336 +** High temperature (CH); 337 +** High temperature (DCH); 338 +** Unallowable charging; 339 +** Critical error. 340 + 341 +In “Automatic” mode, the main contactor closes by internal charging and discharging algorithms at the same time with Precharging, Charging and Discharging contactors. 342 + 343 +In “On demand” mode, the main contactor closes by external the “Close Main contactor” request. 344 + 345 +To change the parameters of the main contactor, select the "Control → Main contactor" section: 346 + 347 +[[image:1735064488658-863.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="112" width="800"]] 348 + 349 +In this section: 350 + 351 +* Enable – a flag to enable the main contactor control; 352 +* Algorithm – main contactor control algorithm: 353 +** Always on – contactor is always closed; 354 +** Automatic – contactor closes by internal charge and discharge algorithms; 355 +** On demand – contactor is closed by an external request; 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 +* 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; 359 +* Errors 1, 2 to open the main contactor – bitfields to choose the errors which will open the main contactor. 360 + 361 +=== Charging status === 362 + 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; 369 +* 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; 370 +* 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; 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. 373 + 374 +(% class="box infomessage" %) 375 +((( 376 +**Note:** The "Allow charging" signal activates under two independent conditions: 377 +1) the voltage on the cells reaches the “Voltage to reset the “Ready to charge"” level and 378 +2) the "Delay before recharging" time has passed since the opening of the allow charging contactor. 379 +))) 380 + 381 +=== Discharging status === 382 + 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; 389 +* 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; 390 +* 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. 392 + 393 +=== Precharge === 394 + 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. 396 + 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 + 417 +“Precharge error” generation conditions: 418 + 419 +* the precharge current does not decrease after "Number of precharging attempts"; 420 +* voltages before and after contactors are not equal after "Number of precharging attempts"; 421 +* power dissipated on the precharge resistor is above the maximum value during the “Delay before setting the 'Precharge error' when checking power” time. 422 + 423 +(% class="box infomessage" %) 424 +((( 425 +If there is the “Precharge error”, **charging **and **discharging **contactors open. 426 +))) 427 + 308 308 === Charge === 309 309 310 310 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. ... ... @@ -333,9 +333,9 @@ 333 333 334 334 or one of the signals: 335 335 336 -* Service reset 337 -* Power down request 338 -* Inhibit charging 456 +* Service reset; 457 +* Power down request; 458 +* Inhibit charging, 339 339 340 340 both contactors are open (no current flows). 341 341 ... ... @@ -353,11 +353,14 @@ 353 353 * If in the process of charging the voltage on the cell exceeds the “Ready to charge” level, the allow charging contactor opens (while the charging contactor remains closed); 354 354 * If errors in the list above occur the charging contactor and allow charging contactor open. 355 355 356 -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). 476 +(% class="box infomessage" %) 477 +((( 478 +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). 479 +))) 357 357 358 358 To change the parameters of the battery charge control algorithm, select the "Control → Charge" section: 359 359 360 -[[image:17333 22798914-813.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="327" width="800"]]483 +[[image:1735063563460-549.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="262" width="800"]] 361 361 362 362 In this section: 363 363 ... ... @@ -366,20 +366,15 @@ 366 366 ** Always on – charging is always allowed; 367 367 ** On charger connected – charging is allowed when there is a signal “Charger connected”; 368 368 ** On charge request – charging is allowed when there is a signal “Charge request”; 369 -* Current corresponding to charging – a current level to generate the "Charging current present" signal, A; 370 -* Current corresponding to no charging – a current level to clear the "Charging current present" signal, A; 492 +* Allow charging only when the "Ready to charge" signal is set – charging contactor will open if "Ready to charge" signal is cleared; 371 371 * Delay before starting charging – a time delay T,,on,, before closing the charging contactor and the allow charging contactor, millisecond; 372 372 * Delay before stopping charging – a time delay T,,off,, before opening the charging contactor, millisecond; 495 +* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the charge contactor; 496 +* Errors 1, 2 to open the charging contactor – bitfields to choose the errors which will open the charging contactor; 373 373 * Use custom delays before stopping charging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors; 374 -* Custom delay: <error> – specific error delay, millisecond;498 +* Custom delay: <error> – delay for specific error, millisecond; 375 375 * 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”; 376 -* Control the precharging contactor – a flag that allows control of the precharging contactor; 377 -* 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; 378 -* 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; 379 -* 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. 380 380 381 -Note – The allow charging contactor closes under two independent conditions: 1) the voltage on the cells reaches the “Voltage to reset the “Ready to charge"” level and 2) the "Delay before recharging" time has passed since the opening of the allow charging contactor. 382 - 383 383 === Discharge === 384 384 385 385 The device controls the discharging contactor to connect battery to the load. ... ... @@ -426,13 +426,16 @@ 426 426 * if there is signal “Discharge request”, the charging contactor is open and there are no errors (see the list above), then through the delay time T,,on,, the discharging contactor closes; 427 427 * If the signal “Discharge request” disappears or errors occur (see the list above), then after the delay time T,,off,, the discharging contactor opens. 428 428 429 -Note – In case of errors in the system operation, the opening of the discharging contactor is performed either immediately or with a delay T,,off,, (depends on the settings described below). 547 +(% class="box infomessage" %) 548 +((( 549 +**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). 550 +))) 430 430 431 431 The device supports controlling the precharging contactor. The duration of switching on the precharging contactor before closing the discharging (load) contactor is adjusted. 432 432 433 433 To change the parameters of the battery discharge control algorithm, select the "Control → Discharge" section: 434 434 435 -[[image:173 3323750262-841.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="360" width="800"]]556 +[[image:1735064038329-836.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="273" width="800"]] 436 436 437 437 In this section: 438 438 ... ... @@ -441,18 +441,14 @@ 441 441 ** Always on – load is always connected; 442 442 ** On charger disconnected – load is connected when there is no signal “Charger connected”; 443 443 ** On discharge request – load is connected when there is signal “Discharge request”; 444 -* Current corresponding to discharging – a current level to generate the "Discharging current present" signal, А; 445 -* Current indicating no discharging – a current level to clear the "Discharging current present" signal, А; 565 +* Allow charging only when the "Ready to discharge" signal is set – discharging contactor will open if "Ready to discharge" signal is cleared; 446 446 * Delay before starting discharging – a time delay T,,on,, before closing the discharging contactor, millisecond; 447 447 * Delay before stopping discharging – a time delay T,,off,, before opening the discharging contactor, millisecond; 568 +* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the discharge contactor; 569 +* Errors 1, 2 to open the discharging contactor – bitfields to choose the errors which will open the discharging contactor; 448 448 * Use custom delays before stopping discharging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors; 449 449 * Custom delay: <error> – specific error delay, millisecond; 450 450 * Switch off the discharging contactor on errors without delay – a flag to protectively open the discharging contactor without a delay. In the opposite case, when an error is detected, the discharging contactor opens always with the delay “Delay before stopping discharging”. 451 -* Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond; 452 -* 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; 453 -* Minimum voltage difference to finish precharging – minimal voltage difference before and after contactors at which precharge process is meant to be finished, V; 454 -* 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; 455 -* 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; 456 456 457 457 === Charge/Discharge === 458 458 ... ... @@ -480,7 +480,7 @@ 480 480 481 481 To change the parameters of the powering of external equipment, select the "Control → Discharge (AUX)" section: 482 482 483 -[[image:173 3322827920-878.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]]600 +[[image:1735066190419-838.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="161" width="800"]] 484 484 485 485 In this section: 486 486 ... ... @@ -491,63 +491,11 @@ 491 491 * Switch off the discharging (AUX) contactor if the battery voltage is out of the range; 492 492 * Minimum voltage – minimum battery voltage, V; 493 493 * Maximum voltage – maximum battery voltage, V; 494 -* 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. 611 +* 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 +* Minimum battery voltage, V; 613 +* Maximum battery voltage, V; 614 +* Errors 1, 2 to open the auxiliary discharging contactor – bitfields to choose the errors which will open the auxiliary discharging contactor; 495 495 496 -=== Main contactor === 497 - 498 -The BMS Main 3 device controls the main contactor. The main contactor is usually placed in the common (minus) battery line for opening the charge and discharge circuits in case of sealing of the charging or discharging contactors. 499 - 500 -The Main contactor algorithm supports the following modes: 501 - 502 -* Always on; 503 -* Automatic; 504 -* On demand. 505 - 506 -In “Always on” mode main contactor closes if all the following is true: 507 - 508 -* Charging contactor is open; 509 -* Discharging contactor is open; 510 -* There are no errors from the list below: 511 -** Overcurrent; 512 -** Undervoltage; 513 -** Overvoltage; 514 -** High temperature (CH); 515 -** High temperature (DCH); 516 -** Unallowable charging; 517 -** Critical error. 518 - 519 -In “Always on” mode main contactor opens if all the following is true: 520 - 521 -* Charging contactor is open; 522 -* Discharging contactor is open; 523 -* There is an error from the list below: 524 -** Overcurrent; 525 -** Undervoltage; 526 -** Overvoltage; 527 -** High temperature (CH); 528 -** High temperature (DCH); 529 -** Unallowable charging; 530 -** Critical error. 531 - 532 -In “Automatic” mode, the main contactor closes by internal charging and discharging algorithms at the same time with Precharging, Charging and Discharging contactors. 533 - 534 -In “On demand” mode, the main contactor closes by external the “Close Main contactor” request. 535 - 536 -To change the parameters of the main contactor, select the "Control → Main contactor" section: 537 - 538 -[[image:1733322872744-536.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="105" width="800"]] 539 - 540 -In this section: 541 - 542 -* Enable – a flag to enable the main contactor control; 543 -* Algorithm – main contactor control algorithm: 544 -** Always on – contactor is always closed; 545 -** Automatic – contactor closes by internal charge and discharge algorithms; 546 -** On demand – contactor is closed by an external request; 547 -* Time to keep the contactor closed before closing the others – a time for other contactors to be open after the main contactor is closed; 548 -* Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, s; 549 -* Keep the contactor open until the device is restarted – a flag for keeping the main contactor open until the system is reset. 550 - 551 551 === Cell balancing === 552 552 553 553 Balancing makes the voltage of all cells equal to the minimum cell voltage. ... ... @@ -574,7 +574,7 @@ 574 574 575 575 To change the cell balancing parameters, select the "Control → Cell balancing" section: 576 576 577 -[[image:173 3322883460-118.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="114" width="800"]]642 +[[image:1735065702806-422.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]] 578 578 579 579 In this section: 580 580 ... ... @@ -584,11 +584,16 @@ 584 584 ** 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); 585 585 ** Balance always – balancing is always performed regardless the battery state; 586 586 587 -[[image:173 3322883462-975.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="74" width="600"]]652 +[[image:1735065666891-686.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="132" width="800"]] 588 588 654 +* Balancing condition: 655 +** Automatic – balancing will be performed automatically if needed conditions are met; 656 +** 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; 589 589 * Minimum cell voltage to start balancing, V; 590 590 * Voltage deviation to start balancing; 591 591 * Voltage deviation to stop balancing; 660 +* Voltage for forced balancing – if cell voltage is above this value, it will discharge through balancing resistor; 661 +* Maximum allowable temperature of BMS Logic devices, ºC; 592 592 * Command to discharge all cells – a flag to force the balancing of all cells. 593 593 594 594 === Series balancing === ... ... @@ -711,7 +711,10 @@ 711 711 712 712 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. 713 713 714 -**If there is the “High voltage fault”, the “Critical error” is generated and all contactors open.** 784 +(% class="box warningmessage" %) 785 +((( 786 +If there is the “High voltage fault”, **the “Critical error” is generated and all contactors open.** 787 +))) 715 715 716 716 === Cell analysis === 717 717
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