Changes for page 3.3 Control
Last modified by Admin on 2025/08/11 17:07
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... ... @@ -208,11 +208,11 @@ 208 208 * Enable – a flag to start calculation of the charge current limit; 209 209 * Maximum charge current – a maximum allowable value of the charge current (under normal conditions), A; 210 210 * Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s; 211 -* 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 cellSOC__and battery temperature;211 +* 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; 212 212 * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature; 213 213 * Option 2: Limit charge current by the contactor temperature – a flag to enable correction of maximum allowable charging current **Kcc** depending on contactor temperature; 214 214 * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature; 215 -* Option 3: Limit charge current by the maximum cell voltage - a flag to enable correction of maximum allowable charging current **Kcv** depending on __themaximum cellU,,ocv,, voltage__ (corrected due to current and cell resistance)215 +* 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; 216 216 * Option 3: Cell voltage x Factor – the dependence of the correction factor on maximum cell voltage; 217 217 * 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; 218 218 * Option 4: Cell temperature x Factor – the dependence of the correction factor on maximum cell temperature. ... ... @@ -236,11 +236,11 @@ 236 236 * Enable – a flag to start calculation of the discharge current limit; 237 237 * Maximum discharge current – a maximum allowable value of the discharge current (under normal conditions), A; 238 238 * Rate of change – a rate of change the current limit to a new value (0 is for immediate change), A/s; 239 -* 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 cellSOC__and temperature;239 +* 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; 240 240 * Option 1: SOC x Temperature x Factor – the dependence of the correction factor on SOC and battery temperature; 241 241 * Option 2: Limit discharge current by the contactor temperature – a flag to enable correction of maximum allowable discharging current **Kdc** depending on contactor temperature; 242 242 * Option 2: Contactor temperature x Factor – the dependence of the correction factor on SOC and contactor temperature; 243 -* Option 3: Limit discharge current by the cell voltage - a flag to enable correction of maximum allowable discharging current **Kdv** depending on __theminimum cellU,,ocv,, voltage__ (corrected due to current and cell resistance)243 +* 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; 244 244 * Option 3: Cell voltage x Factor – the dependence of the correction factor on minimum cell voltage; 245 245 * 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; 246 246 * Option 4: Cell voltage x Factor – the dependence of the correction factor on minimum cell temperature. ... ... @@ -297,15 +297,13 @@ 297 297 298 298 To change the parameters of charging process status, select the "Control → Charging status" section: 299 299 300 -[[image:17 54931721385-562.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" width="800"]]300 +[[image:1740399071280-626.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="123" width="800"]] 301 301 In this section: 302 302 303 303 * Current to set the "Charging current present" – a current level to generate the "Charging current present" signal, A; 304 304 * Current to clear the "Charging current present" – a current level to clear the "Charging current present" signal, A; 305 -* Use actual voltage to generate the "Ready to charge" signal – a flag to disable voltage correction for "Ready to charge" signal; 306 -* Use actual voltage to generate the "Ready to charge" signal if the current is negative – a flag to disable voltage correction for "Ready to charge" signal only at discharging current; 307 -* 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; 308 -* 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; 305 +* 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; 306 +* 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; 309 309 * 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; 310 310 * Errors 1, 2 to clear the "Ready to charge" – bitfields to choose the errors which will clear the "Ready to charge" signal. 311 311 ... ... @@ -320,15 +320,13 @@ 320 320 321 321 To change the parameters of discharging process status, select the "Control → Discharging status" section: 322 322 323 -[[image:17 54931699901-802.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]]321 +[[image:1740399096018-240.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="110" width="800"]] 324 324 In this section: 325 325 326 326 * Current to set the "Discharging current present" – a current level to generate the "Discharging current present" signal, А; 327 327 * Current to clear the "Discharging current present" – a current level to clear the "Discharging current present" signal, А; 328 -* Use actual voltage to generate the "Ready to discharge" signal – a flag to disable voltage correction for "Ready to discharge" signal; 329 -* Use actual voltage to generate the "Ready to discharge" signal if the current is positive – a flag to disable voltage correction for "Ready to discharge" signal only at charging current; 330 -* 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; 331 -* 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; 326 +* 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; 327 +* 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; 332 332 * Errors 1, 2 to clear the "Ready to discharge" – bitfields to choose the errors which will clear the "Ready to discharge" signal. 333 333 334 334 === Precharge === ... ... @@ -337,12 +337,12 @@ 337 337 338 338 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. 339 339 340 -[[image:17 54931813173-804.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="172" width="800"]]336 +[[image:1740399150173-761.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="155" width="800"]] 341 341 342 342 To change the parameters of precharge contactor, select the "Control → Precharge" section: 343 343 344 -* Keep the precharging relay closed until precharge is finished – a flag to ignore the Precharge time and wait precharging to finish before open precharge relay; 345 345 * Precharge current threshold to finish precharging – a minimum current value at which precharging process assumed to be finished, A; 341 +* Minimum voltage difference to finish precharging – minimal voltage difference before and after contactors at which precharge process is meant to be finished, V; 346 346 * Number of precharging attempts – maximum number of precharging attempts before setting the "Precharge error"; 347 347 * Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond; 348 348 * Relaxation between attempts – a duration between precharge attempts, millisecond; ... ... @@ -356,6 +356,7 @@ 356 356 “Precharge error” generation conditions if any of the following is true: 357 357 358 358 * the precharge current does not decrease during the "Precharge time" after "Number of precharging attempts"; 355 +* voltages before and after contactors are not equal during the "Precharge time" after "Number of precharging attempts"; 359 359 * power dissipated on the precharge resistor is above the maximum value during the “Delay before setting the 'Precharge error' when checking power” time. 360 360 361 361 (% class="box warningmessage" %) ... ... @@ -369,40 +369,51 @@ 369 369 370 370 The device supports three charge control algorithms: 371 371 372 -* Always on –charging is always allowed;373 -* Oncharger connected – charging is allowed when there is a signal “Charger connected”;374 -* Oncharge request – charging is allowed when there is a signal “Charge request”.369 +* charging is always allowed; 370 +* charging is allowed when there is a signal “Charger connected”; 371 +* charging is allowed when there is a signal “Charge request”. 375 375 376 -If the "**Always on**" algorithm is selected, the charging contactor and the allow charging contactor are always closed. If at least one of the errors from the "Errors 1, 2 ..." bitfieldsappearsor one of the signals:373 +If the "**Always on**" algorithm is selected, the charging contactor and the allow charging contactor are always closed. If at least one of the errors appears: 377 377 378 -* Service reset; 379 -* Power down request; 380 -* Inhibit charging, 375 +* Overvoltage; 376 +* Overcurrent; 377 +* High temperature (CH); 378 +* Low temperature (CH); 379 +* HYG offline (optional); 380 +* Combilift offline (optional); 381 +* Spirit offline (optional); 382 +* Spirit charger error (optional); 383 +* Short circuit (optional); 384 +* High contactor temperature (optional); 385 +* CH contactor cycles error; 386 +* Critical error 381 381 382 382 both contactors are open (no current flows). 383 383 384 -When the algorithm "**On charger connected**" is selected, the control is performed as follows:390 +When the algorithm "**On Charger connected**" is selected, the control is performed as follows: 385 385 386 -* If there is a signal “Charger connected” and there are no errors (see the "Errors1, 2 ..."bitfields), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;392 +* If there is a signal “Charger connected” and there are no errors (see the list above), then through the delay time T,,on,, the charging contactor and the allow charging contactor close; 387 387 * If the signal “Charger connected” disappears, the allow charging contactor opens and after the delay time T,,off,, the charging contactor opens; 388 388 * 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); 389 -* If errors fromthe"Errors1, 2 ..."bitfieldsoccur the charging contactor and allow charging contactor open.395 +* If errors in the list above occur the charging contactor and allow charging contactor open. 390 390 391 -When the "**On charge request**" algorithm selected, the control is performed as follows:397 +When the "**On Charge request**" algorithm selected, the control is performed as follows: 392 392 393 -* If there is a signal “Charge request” and there are no errors (see the "Errors1, 2 ..."bitfields), then through the delay time T,,on,, the charging contactor and the allow charging contactor close;399 +* If there is a signal “Charge request” and there are no errors (see the list above), then through the delay time T,,on,, the charging contactor and the allow charging contactor close; 394 394 * If the signal “Charge request” disappears, the allow charging contactor opens and after the delay time T,,off,, the charging contactor opens; 395 395 * 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); 396 -* If errors fromthe"Errors1, 2 ..."bitfieldsoccur the charging contactor and allow charging contactor open.402 +* If errors in the list above occur the charging contactor and allow charging contactor open. 397 397 398 398 (% class="box infomessage" %) 399 399 ((( 400 - **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).406 +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). 401 401 ))) 402 402 409 +When the power down request occurs, the allow charging contactor opens immediately and the charging contactor opens after the delay T,,off,,. Reclosing the charging contactor and allow charging contactor is performed if the power down request is removed. 410 + 403 403 To change the parameters of the battery charge control algorithm, select the "Control → Charge" section: 404 404 405 -[[image:17 40399363134-722.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="306" width="800"]]413 +[[image:1733746766516-845.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="319" width="800"]] 406 406 407 407 In this section: 408 408 ... ... @@ -411,15 +411,23 @@ 411 411 ** Always on – charging is always allowed; 412 412 ** On charger connected – charging is allowed when there is a signal “Charger connected”; 413 413 ** On charge request – charging is allowed when there is a signal “Charge request”; 414 -* Allow charging only when the "Ready to charge" signal is set – charging contactor will open if "Ready to charge" signal is cleared; 422 +* Current corresponding to charging – a current level to generate the "Charging current present" signal, A; 423 +* Current corresponding to no charging – a current level to clear the "Charging current present" signal, A; 415 415 * Delay before starting charging – a time delay T,,on,, before closing the charging contactor and the allow charging contactor, millisecond; 416 416 * Delay before stopping charging – a time delay T,,off,, before opening the charging contactor, millisecond; 417 -* Control the precharging contactor – a flag that allows control of the precharging contactor (see [[Precharge>>url:http://#HPrecharge]]); 418 418 * Use custom delays before stopping charging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors; 419 -* Errors 1, 2 to open the charging contactor – bitfields to choose the errors which will open the charging contactor; 420 420 * Custom delay: <error> – specific error delay, millisecond; 421 421 * 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”; 429 +* Control the precharging contactor – a flag that allows control of the precharging contactor; 430 +* 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; 431 +* 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; 432 +* 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. 422 422 434 +(% class="box infomessage" %) 435 +((( 436 +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. 437 +))) 438 + 423 423 === Discharge === 424 424 425 425 The device controls the discharging contactor to connect battery to the load. ... ... @@ -426,36 +426,50 @@ 426 426 427 427 The device supports three algorithms to control battery discharging: 428 428 429 -* Alwayson – load is always connected;430 -* On charger disconnected –load is connected when there is no signal “Charger connected”;431 -* On discharge request –load is connected when there is signal “Discharge request”.445 +* load is always connected; 446 +* load is connected when there is no signal “Charger connected”; 447 +* load is connected when there is signal “Discharge request”. 432 432 433 -When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors fromthe "Errors 1, 2 ..." bitfieldsappearsor one of the signals:449 +When the algorithm "**Always on**" is selected, the discharging contactor is always closed. If at least one of the errors appears: 434 434 435 -* Service reset 436 -* Power down request 437 -* Inhibit discharging 451 +* Undervoltage; 452 +* Overvoltage (optional); 453 +* Overcurrent; 454 +* High temperature (DCH); 455 +* Low temperature (DCH) (optional); 456 +* HYG offline (optional); 457 +* Combilift offline (optional); 458 +* Spirit offline (optional); 459 +* Spirit charger error (optional); 460 +* Short circuit (optional); 461 +* High contactor temperature (optional); 462 +* DCH contactor cycles error; 463 +* Critical error 438 438 439 439 the discharging contactor opens. 440 440 441 -If the algorithm "**On charger disconnected**" is selected, the control is performed as follows:467 +If the algorithm "**On Charger disconnected**" is selected, the control is performed as follows: 442 442 443 -* if there is no signal “Charger connected”, the charging contactor is open and there are no errors (see the "Errors1, 2 ..."bitfields), then through the delay time T,,on,, the discharging contactor closes;444 -* If the signal “Charger connected” appears or errors occur (see the "Errors1, 2 ..."bitfields), then after the delay time T,,off,, the discharging contactor opens.469 +* if there is no signal “Charger connected”, the charging contactor is opened and there are no errors (see the list above), then through the delay time T,,on,, the discharging contactor closes; 470 +* If the signal “Charger connected” appears or errors occur (see the list above), then after the delay time T,,off,, the discharging contactor opens. 445 445 446 -When the "**On discharge request**" algorithm selected, the control is performed as follows:472 +When the "**On Discharge request**" algorithm selected, the control is performed as follows: 447 447 448 -* if there is signal “Discharge request”, the charging contactor is open and there are no errors (see the "Errors1, 2 ..."bitfields), then through the delay time T,,on,, the discharging contactor closes;449 -* If the signal “Discharge request” disappears or errors occur (see the "Errors1, 2 ..."bitfields), then after the delay time T,,off,, the discharging contactor opens.474 +* if there is signal “Discharge request”, the charging contactor is opened and there are no errors (see the list above), then through the delay time T,,on,, the discharging contactor closes; 475 +* If the signal “Discharge request” disappears or errors occur (see the list above), then after the delay time T,,off,, the discharging contactor opens. 450 450 451 451 (% class="box infomessage" %) 452 452 ((( 453 - **Note:**when errorsoccurin the system, the **Discharge**contactoropenseither immediately or withthedelay T,,off,, (depends on the settings described below).479 +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). 454 454 ))) 455 455 482 +The device supports controlling the precharging contactor. The duration of switching on the precharging contactor before closing the discharging (load) contactor is adjusted. 483 + 484 +When the power down request occurs, the discharging contactor opens after delay T,,off,,. Reclosing the discharging contactor is performed if the power down request is removed. 485 + 456 456 To change the parameters of the battery discharge control algorithm, select the "Control → Discharge" section: 457 457 458 -[[image:17 40399783613-216.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="311" width="800"]]488 +[[image:1733746885414-479.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="319" width="800"]] 459 459 460 460 In this section: 461 461 ... ... @@ -464,51 +464,28 @@ 464 464 ** Always on – load is always connected; 465 465 ** On charger disconnected – load is connected when there is no signal “Charger connected”; 466 466 ** On discharge request – load is connected when there is signal “Discharge request”; 467 -* Allow charging only when the "Ready to discharge" signal is set – discharging contactor will open if "Ready to discharge" signal is cleared; 497 +* Current corresponding to discharging – a current level to generate the "Discharging current present" signal, А; 498 +* Current indicating no discharging – a current level to clear the "Discharging current present" signal, А; 468 468 * Delay before starting discharging – a time delay T,,on,, before closing the discharging contactor, millisecond; 469 469 * Delay before stopping discharging – a time delay T,,off,, before opening the discharging contactor, millisecond; 470 -* Control the precharging contactor – a flag that allows control of the precharging contactor while closing the discharge contactor (see [[Precharge>>path:#HPrecharge]]); 471 -* Errors 1, 2 to open the discharging contactor – bitfields to choose the errors which will open the discharging contactor; 472 472 * Use custom delays before stopping discharging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors; 473 473 * Custom delay: <error> – specific error delay, millisecond; 474 474 * 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”. 504 +* Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond; 505 +* 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; 506 +* 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; 475 475 476 476 === Charge/Discharge === 477 477 478 478 The BMS Mini device can control the charging/discharging contactor that is used to both charge and discharge the battery. 479 479 480 - Charge/Dischargecontactor has three algorithms ofoperation:512 +The charging/discharging contactor combines algorithms of charging and discharging contactor. It behaves as a charging contactor when «Charge request» or «Charger connected» are set, otherwise – as a discharging contactor. 481 481 482 -* 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; 483 -* Independent (Always) - Charge/Discharge contactor is always closed if there is no errors; 484 -* 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. 485 - 486 -TBA 487 - 488 -(% class="box infomessage" %) 489 -((( 490 -**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). 491 -))) 492 - 493 493 The charging/discharging contactor control is configured in the “Control – Charge/Discharge” section: 494 494 495 -[[image:174 0400166950-906.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="211" width="800"]]516 +[[image:1733746901779-991.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="95" width="800"]]In this section: 496 496 497 -In this section: 498 - 499 499 * Enable – a flag to enable the charge/discharge controller. 500 -* Algorithm: 501 -** 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; 502 -** Independent (Always) - Charge/Discharge contactor is always closed if there is no errors; 503 -** Independent (on Charge request or Discharge request); 504 -* Delay before starting charging or discharging, millisecond; 505 -* Delay before stopping charging or discharging, millisecond; 506 -* Control the precharging contactor – a flag that enables control of precharging contactor while closing the charge/discharge contactor; 507 -* Emulate the "Charging" and "Discharging" signals – a flag to enable generation of "Charging" and "Discharging" signals when closing charge/discharge contactor; 508 -* 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; 509 -* 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; 510 -* 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; 511 -* 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”. 512 512 513 513 === Discharge (AUX) === 514 514 ... ... @@ -524,8 +524,8 @@ 524 524 525 525 To change the parameters of the powering of external equipment, select the "Control → Discharge (AUX)" section: 526 526 534 +[[image:1733746932199-845.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="137" width="800"]] 527 527 528 -[[image:1740400254884-851.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="179" width="800"]] 529 529 In this section: 530 530 531 531 * Enable – a flag to activate the auxiliary discharge control; ... ... @@ -532,46 +532,37 @@ 532 532 * Switch off the discharging (AUX) contactor if the SOC is too low; 533 533 * Minimum SOC – a minimum SOC value, when reached, the auxiliary (AUX) discharging contactor opens, %; 534 534 * Tolerant SOC – a permissive SOC value, upon reaching which the auxiliary (AUX) discharging contactor re-closes, %; 535 -* Switch off the discharging (AUX) contactor if the cell voltage is out of the range; 536 -* Minimum cell voltage, V; 537 -* Maximum cell voltage, V; 538 538 * Switch off the discharging (AUX) contactor if the battery voltage is out of the range; 539 -* Minimum battery voltage, V; 540 -* Maximum battery voltage, V; 541 -* Errors1,2to open the auxiliary discharging contactor–bitfieldsto choosetheerrorswhichwillopeneauxiliarydischargingcontactor.543 +* Minimum voltage – minimum battery voltage, V; 544 +* Maximum voltage – maximum battery voltage, V; 545 +* 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. 542 542 547 +=== === 548 + 543 543 === Cell balancing === 544 544 545 -Balancing makes the voltage of all cells equal to the minimum cell voltage. 551 +Balancing makes the voltage of all cells be equal to the minimum cell voltage. 546 546 547 547 The following balancing rules are supported: 548 548 549 -* when the battery is charging (current I > 0) and timeafteruntil the battery is relaxed;555 +* only when the battery is charging (current I > 0) and some time until the battery is relaxed; 550 550 * when the battery is charging (current I > 0) or when the battery is in a state of relaxation; 551 551 * always (regardless of battery state). 552 552 553 -A balancing resistor is connected to the cell if the following conditions are simultaneously met:559 +A balancing resistor is connected to the cell if: 554 554 555 -* the voltage on the cell is higher than the balancingstart voltage;556 -* the difference between the voltage on the celland the minimum voltage among the batterycellsis greater than the balancingstartthreshold;561 +* the voltage on the cell is higher than the starting voltage of the balancing; 562 +* the difference between the cell voltage and the minimum voltage among the cells of the battery is greater than the balancing deviation. 557 557 558 -A balancing resistor is disconnected from the cell if any of the following conditions are met: 559 - 560 -* the voltage on the cell is less than the balancing stop voltage; 561 -* the difference between the voltage on the cell and the minimum voltage among the battery cells is less than the balancing stop threshold. 562 - 563 563 (% class="box infomessage" %) 564 564 ((( 565 -If the “Highlogictemperature” occurs, then the balancing of the cells connected to the overheated BMS Logicdevice will not be performed.566 +If the BMS Mini overheats, then the balancing of the cells connected to this device will not be performed. 566 566 ))) 567 567 568 -The BMS Mini device 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. 569 - 570 -BMS Mini device can force a cell balancing, if its voltage is higher than estimated value. 571 - 572 572 To change the cell balancing parameters, select the "Control → Cell balancing" section: 573 573 574 -[[image:1740404562825-676.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="168" width="800"]] 571 +[[image:1733746797003-364.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="104" width="800"]] 572 + 575 575 In this section: 576 576 577 577 * Enable – a flag to enable cell balancing; ... ... @@ -579,15 +579,11 @@ 579 579 ** Balance on charge; 580 580 ** Balance on charge or relaxed; 581 581 ** Balance always; 582 - * Balancing condition:583 - ** Automatic – balancingwill beerformedutomaticallyifneededconditionsaremet;584 - ** 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;580 + 581 +[[image:1733746797004-660.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="104" width="800"]] 582 + 585 585 * Minimum cell voltage to start balancing, V; 586 -* Voltage deviation to start balancing; 587 -* Voltage deviation to stop balancing; 588 -* Voltage for forced balancing – if cell voltage is above this value, it will start discharging through balancing resistor; 589 -* Maximum allowable temperature of the board, ºC; 590 -* Command to discharge all cells – a flag to force the balancing of all cells. 584 +* Balancing deviation, V. 591 591 592 592 === Power down === 593 593 ... ... @@ -602,20 +602,20 @@ 602 602 603 603 To change the parameters of the power down control, select the "Control → Power down" section: 604 604 605 -[[image:1740404859367-943.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="130" width="800"]] 599 +[[image:1733746797005-459.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]] 600 + 606 606 In this section: 607 607 608 608 * Minimum voltage to power down – a minimum voltage level of the battery below which the BMS commands to shut down the battery, V; 609 609 * Idle time to power down – a time of battery inactivity after which the battery is shut down, minute; 610 -* Wait the "Power up/down request" is cleared (on startup) – a flag to enable delay for clearing the “Power up/down request” signal while starting the BMS; 611 -* Delay before setting the internal power down signal – a delay before turning off the device power when receiving the “Power down request” command, ms. 605 +* Wait the "Power up/down request" is cleared (on startup) – a flag to enable delay for clearing the “Power up/down request” signal while starting the BMS. 612 612 613 613 === Heater === 614 614 615 615 To change the parameters of the heater control algorithm, select the "Control → Heater" section: 616 616 611 +[[image:1733746808496-606.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="116" width="800"]] 617 617 618 -[[image:1740404973346-344.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="138" width="800"]] 619 619 In this section: 620 620 621 621 * Enable – a flag to enable heater control; ... ... @@ -623,7 +623,7 @@ 623 623 * Tolerant cell temperature, °C; 624 624 * Delay before starting the heater, millisecond; 625 625 * Delay before stopping the heater, millisecond; 626 -* Errors 1, 2toturnoff the heater–bitfieldsto chooseeerrorswhich willturnofftheheater.620 +* Switch off the heater on errors (Undervoltage, Overcurrent, High temperature, Short circuit or Critical error). 627 627 628 628 As a result of operating the heating algorithm, the “Heater” signal is generated. 629 629 ... ... @@ -644,8 +644,8 @@ 644 644 645 645 To change the parameters of the cooler control algorithm, select the "Control → Cooler" section: 646 646 641 +[[image:1733746808497-424.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]] 647 647 648 -[[image:1740405145695-704.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="149" width="800"]] 649 649 In this section: 650 650 651 651 * Enable – a flag to enable cooler control; ... ... @@ -653,7 +653,7 @@ 653 653 * Tolerant cell temperature, °C; 654 654 * Delay before starting the cooler, millisecond; 655 655 * Delay before stopping the cooler, millisecond; 656 -* Errors 1, 2toturnoff theheater–bitfieldstochoosethe errorswhichwillturnoffthecooler.650 +* Switch off the cooler contactor on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error). 657 657 658 658 As a result of operating the cooling algorithm, the "Cooler" signal is generated. 659 659
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