Changes for page 3.3 Control
Last modified by Admin on 2025/04/09 12:14
Summary
-
Page properties (1 modified, 0 added, 0 removed)
Details
- Page properties
-
- Content
-
... ... @@ -304,59 +304,8 @@ 304 304 305 305 === Main contactor === 306 306 307 -T heBMS 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.307 +TBA 308 308 309 -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:1733322872744-536.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="105" 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 - 360 360 === Charging status === 361 361 362 362 TBA ... ... @@ -367,7 +367,6 @@ 367 367 368 368 === Precharge === 369 369 370 -TBA 371 371 372 372 === Charge === 373 373 ... ... @@ -557,6 +557,61 @@ 557 557 * Maximum voltage – maximum battery voltage, V; 558 558 * 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. 559 559 508 +=== Main contactor === 509 + 510 +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. 511 + 512 +The Main contactor algorithm supports the following modes: 513 + 514 +* Always on; 515 +* Automatic; 516 +* On demand. 517 + 518 +In “Always on” mode main contactor closes if all the following is true: 519 + 520 +* Charging contactor is open; 521 +* Discharging contactor is open; 522 +* There are no errors from the list below: 523 +** Overcurrent; 524 +** Undervoltage; 525 +** Overvoltage; 526 +** High temperature (CH); 527 +** High temperature (DCH); 528 +** Unallowable charging; 529 +** Critical error. 530 + 531 +In “Always on” mode main contactor opens if all the following is true: 532 + 533 +* Charging contactor is open; 534 +* Discharging contactor is open; 535 +* There is an error from the list below: 536 +** Overcurrent; 537 +** Undervoltage; 538 +** Overvoltage; 539 +** High temperature (CH); 540 +** High temperature (DCH); 541 +** Unallowable charging; 542 +** Critical error. 543 + 544 +In “Automatic” mode, the main contactor closes by internal charging and discharging algorithms at the same time with Precharging, Charging and Discharging contactors. 545 + 546 +In “On demand” mode, the main contactor closes by external the “Close Main contactor” request. 547 + 548 +To change the parameters of the main contactor, select the "Control → Main contactor" section: 549 + 550 +[[image:1733322872744-536.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="105" width="800"]] 551 + 552 +In this section: 553 + 554 +* Enable – a flag to enable the main contactor control; 555 +* Algorithm – main contactor control algorithm: 556 +** Always on – contactor is always closed; 557 +** Automatic – contactor closes by internal charge and discharge algorithms; 558 +** On demand – contactor is closed by an external request; 559 +* Time to keep the contactor closed before closing the others – a time for other contactors to be open after the main contactor is closed; 560 +* Delay before opening the contactor – a time which is used to detect conditions for opening the contactor, s; 561 +* Keep the contactor open until the device is restarted – a flag for keeping the main contactor open until the system is reset. 562 + 560 560 === Cell balancing === 561 561 562 562 Balancing makes the voltage of all cells equal to the minimum cell voltage.