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Changes for page 3.3 Control

Last modified by Admin on 2025/08/11 17:07
From version 30.3
edited by Admin
on 2025/02/24 13:52
Change comment: There is no comment for this version
To version 38.3
edited by Admin
on 2025/08/11 17:03
Change comment: There is no comment for this version

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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 SOC 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 __maximum cell 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 maximum cell voltage;
215 +* Option 3: Limit charge current by the maximum cell voltage - a flag to enable correction of maximum allowable charging current **Kcv** depending on __the maximum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
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 SOC 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 __minimum cell 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 minimum cell voltage;
243 +* Option 3: Limit discharge current by the cell voltage - a flag to enable correction of maximum allowable discharging current **Kdv** depending on __the minimum cell U,,ocv,, voltage__ (corrected due to current and cell resistance)
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.
... ... @@ -297,13 +297,15 @@
297 297  
298 298  To change the parameters of charging process status, select the "Control → Charging status" section:
299 299  
300 -[[image:1740399071280-626.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="123" width="800"]]
300 +[[image:1754931721385-562.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" 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 -* 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;
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;
307 307  * 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;
308 308  * Errors 1, 2 to clear the "Ready to charge" – bitfields to choose the errors which will clear the "Ready to charge" signal.
309 309  
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318 318  
319 319  To change the parameters of discharging process status, select the "Control → Discharging status" section:
320 320  
321 -[[image:1740399096018-240.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="110" width="800"]]
323 +[[image:1754931699901-802.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="115" width="800"]]
322 322  In this section:
323 323  
324 324  * Current to set the "Discharging current present" – a current level to generate the "Discharging current present" signal, А;
325 325  * Current to clear the "Discharging current present" – a current level to clear the "Discharging current present" signal, А;
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;
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;
328 328  * Errors 1, 2 to clear the "Ready to discharge" – bitfields to choose the errors which will clear the "Ready to discharge" signal.
329 329  
330 330  === Precharge ===
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333 333  
334 334  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.
335 335  
336 -[[image:1740399150173-761.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="155" width="800"]]
340 +[[image:1754931813173-804.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="172" width="800"]]
337 337  
338 338  To change the parameters of precharge contactor, select the "Control → Precharge" section:
339 339  
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;
340 340  * Precharge current threshold to finish precharging – a minimum current value at which precharging process assumed to be finished, A;
341 341  * Number of precharging attempts – maximum number of precharging attempts before setting the "Precharge error";
342 342  * Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
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618 618  * Tolerant cell temperature, °C;
619 619  * Delay before starting the heater, millisecond;
620 620  * Delay before stopping the heater, millisecond;
621 -* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the heater;
626 +* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the heater.
622 622  
623 623  As a result of operating the heating algorithm, the “Heater” signal is generated.
624 624  
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639 639  
640 640  To change the parameters of the cooler control algorithm, select the "Control → Cooler" section:
641 641  
642 -[[image:1733746808497-424.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="113" width="800"]]
643 643  
648 +[[image:1740405145695-704.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="149" width="800"]]
644 644  In this section:
645 645  
646 646  * Enable – a flag to enable cooler control;
... ... @@ -648,7 +648,7 @@
648 648  * Tolerant cell temperature, °C;
649 649  * Delay before starting the cooler, millisecond;
650 650  * Delay before stopping the cooler, millisecond;
651 -* Switch off the cooler contactor on errors (Undervoltage, Overcurrent, Low temperature, Short circuit or Critical error).
656 +* Errors 1, 2 to turn off the heater – bitfields to choose the errors which will turn off the cooler.
652 652  
653 653  As a result of operating the cooling algorithm, the "Cooler" signal is generated.
654 654  
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