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Changes for page 3.5 Battery control

Last modified by Admin on 2025/06/11 15:20
From version 26.2
edited by Admin
on 2025/06/11 15:15
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To version 24.1
edited by Admin
on 2025/02/19 10:43
Change comment: There is no comment for this version

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4 4  (% data-numbered-headings-start="5" style="--numbered-headings-start: 4;font-size: 0px;color: rgba(0, 0, 0, 0.0);margin-bottom: 0px; margin-top: 0px;" %)
5 5  == Battery control ==
6 6  
7 -=== Charging control ===
7 +=== Charge control ===
8 8  
9 9  There are two relays that serve charging the battery: a charging relay and an allow charging relay. With the help of the allow charging relay, the BMS commands the charger to start or stop charging.
10 10  
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74 74  2) the "Delay before recharging" time has passed since the opening of the allow charging relay.
75 75  )))
76 76  
77 -=== Discharging control ===
77 +=== Discharge control ===
78 78  
79 79  The board has a discharging relay to connect battery to the load.
80 80  
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117 117  
118 118  To change the parameters of the battery discharge control algorithm, select the menu "Cells → Discharging control":
119 119  
120 -[[image:1749654838818-400.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="828" width="446"]]
120 +[[image:1739961703149-845.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="748" width="440"]]
121 121  
122 122  In this section:
123 123  
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136 136  * Precharge time – a duration of closing the precharge relay before closing the discharging relay, millisecond;
137 137  * Precharge current threshold to start discharging – a minimum current value to finish precharging and start discharge, A;
138 138  * Voltage to clear the “Ready to discharge” signal – 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;
139 -* Voltage to reset the “Ready to discharge” signal – 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;
140 -* Treat negative currents as zero currents for generating the "Read y to charge" signal – a flag to disable voltage correction
139 +* Voltage to reset the “Ready to discharge” signal – 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.
141 141  
142 142  === Discharging (AUX) control ===
143 143  
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171 171  
172 172  === Charging/Discharging control ===
173 173  
174 - BMS Main 2.x allows to control charging/discharging contactor that combines algorithms of charging and discharging contactor. It behaves as [[charging>>doc:||anchor="HChargingcontrol"]] contactor when «Charge request» or «Charger connected» are set, otherwise – as [[discharging>>doc:||anchor="HDischargingcontrol"]] contactor.
173 + BMS Main 2.x allows to control charging/discharging contactor that combines algorithms of charging and discharging contactor. It behaves as charging contactor when «Charge request» or «Charger connected» are set, otherwise – as discharging contactor.
175 175  
176 176  To change the parameters of the charging/discharging algorithm, select the menu "Cells → Charging/Discharging control":
177 177  
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