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Changes for page 3.3 Control

Last modified by Admin on 2025/04/09 12:15
From version 6.2
edited by Admin
on 2025/02/24 10:56
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To version 2.2
edited by Admin
on 2024/12/09 16:56
Change comment: Update document after refactoring.

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1 -Battery management systems.BMS Mini S.3\. Configuration.WebHome
1 +drafts.BMS Mini S BMS Mini 2.3\. Configuration.WebHome
Content
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8 8  
9 9  To change the common BMS settings, select the "Control → Common settings" section:
10 10  
11 -[[image:1740394523706-519.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="127" width="800"]]
11 +[[image:1733746733473-873.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="124" width="800"]]
12 12  
13 13  In this section:
14 14  
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16 16  * Cell resistance – nominal (maximum) internal resistance of the cell, Ohm;
17 17  * Relax time (after charging) – a relaxation time after charging, second;
18 18  * Relax time (atfer discharging) – the relaxation time after discharging, second;
19 +* Number of cycles – a number of charge-discharge cycles;
19 19  * Reset parameters– a command to reset cells state of charge, capacity, and resistance.
20 20  
21 -The values “Capacity” and “Resistance” are used to calculate the SOC of cells and the battery.
22 +The values “Capacity”, “Resistance”, “Cycles” are used to calculate the SOC of cells and the battery.
22 22  
23 23  The values of “Relax time” are used to determine the state of the battery. If the battery is in a state of relaxation, the system recalculates the voltage on the cells to the state of charge of the battery.
24 24  
25 -The “Reset parameters” will reset:
26 -
27 -* state of charge (new cell SOC values will be calculated based on cell voltage and “Uocv (open-circuit voltage) table”: in the “Control → SOC estimation” section);
28 -* cell resistance to “Cell resistance” value;
29 -* battery capacity to “Cell capacity” value.
30 -
31 31  The “Reset parameters” command is used for starting-up and adjustment of the battery.
32 32  
33 33  === SOC estimation ===
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93 93  
94 94  === SOC correction ===
95 95  
96 -The BMS Mini device can recalculate the battery SOC after long-term storage or after long-term working in the case when the battery was not charged fully or discharged totally. Recalculation is done based on the tabular dependency Uocv = Uocv (SOC, t) (see [[SOC estimation>>doc:||anchor="HSOCestimation"]]).
91 +The BMS Mini device can recalculate the battery SOC after long-term storage or after long-term working in the case when the battery was not charged fully or discharged totally. Recalculation is done based on the tabular dependency Uocv = Uocv (SOC, t) (see section **SOC estimation**).
97 97  
98 98  To configure parameters for periodically correcting the battery state of charge, select the "Control → SOC correction" section:
99 99  
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138 138  * Minimum SOC – minimum cell SOC value for resistance calculation;
139 139  * Maximum SOC – maximum cell SOC value for resistance calculation.
140 140  
141 -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).
136 +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). 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).
142 142  
143 143  === Charge map ===
144 144  
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206 206  
207 207  Discharging current limit = Maximum discharging current × Kds × Kdc × Kdv
208 208  
204 +
209 209  === Charge ===
210 210  
211 211  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.
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277 277  * 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;
278 278  * 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.
279 279  
280 -(% class="box infomessage" %)
281 -(((
282 282  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.
283 -)))
284 284  
285 285  === Discharge ===
286 286  
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361 361  
362 362  [[image:1733746901779-991.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="95" width="800"]]In this section:
363 363  
357 +
364 364  * Enable – a flag to enable the charge/discharge controller.
365 365  
366 366  === Discharge (AUX) ===
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