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Changes for page 3.3 Control

Last modified by Admin on 2025/04/09 12:15
From version 5.1
edited by Admin
on 2025/01/28 15:20
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To version 2.3
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.3\. Configuration.WebHome
Content
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88 88  
89 89  === SOC correction ===
90 90  
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 [[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**).
92 92  
93 93  To configure parameters for periodically correcting the battery state of charge, select the "Control → SOC correction" section:
94 94  
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133 133  * Minimum SOC – minimum cell SOC value for resistance calculation;
134 134  * Maximum SOC – maximum cell SOC value for resistance calculation.
135 135  
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>>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).
137 137  
138 138  === Charge map ===
139 139  
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201 201  
202 202  Discharging current limit = Maximum discharging current × Kds × Kdc × Kdv
203 203  
204 +
204 204  === Charge ===
205 205  
206 206  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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272 272  * 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;
273 273  * 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.
274 274  
275 -(% class="box infomessage" %)
276 -(((
277 277  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.
278 -)))
279 279  
280 280  === Discharge ===
281 281  
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356 356  
357 357  [[image:1733746901779-991.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="95" width="800"]]In this section:
358 358  
357 +
359 359  * Enable – a flag to enable the charge/discharge controller.
360 360  
361 361  === Discharge (AUX) ===