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Changes for page 3.5 Battery control

Last modified by Admin on 2025/07/07 11:46
From version 34.1
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46 46  
47 47  To change the parameters of the battery charge control algorithm, select the menu "Cells → Charging control":
48 48  
49 +[[image:1751888542152-699.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="741" width="450"]]
49 49  
50 50  In this section:
51 51  
52 -* Enable – a flag to activate the charge control;[[image:1749655182004-633.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="687" width="431"]]
53 +* Enable – a flag to activate the charge control;
53 53  * Charging algorithm:
54 54  ** Always on – charging is always allowed;
55 55  ** On charger connected – charging is allowed when there is a signal “Charger connected”;
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62 62  * Use specific delays before stopping charging (on errors) – a flag to enable manual settings of time delays T,,off,, for specific errors;
63 63  * Switch off the charging relay on errors without delay – a flag to protectively open the charging relay without delay. In the opposite case, when an error is detected, the charging relay opens always with the delay “Delay before stopping charging”;
64 64  * Control the precharging relay – a flag to enable control of the precharging relay at charge;
66 +* Finish precharge if the battery current is negative – a flag to finish precharge if discharging current occures;
65 65  * Voltage to clear the “Ready to charge” (hence, the “Allow charging”) 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 above this level, the “Ready to charge” signal is cleared;
66 66  * Voltage to reset the “Ready to charge” (hence, the “Allow charging”) signal – 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” signal is set;
67 67  * Delay before recharging – a time after which the previously opened the allow charging relay closes again, minute; to disable the operation by timeout set "Delay before recharging" to 0;
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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"]]
122 +[[image:1751888641902-420.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="864" width="450"]]
121 121  
122 122  In this section:
123 123  
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138 138  * Precharge time – a duration of closing the precharge relay before closing the discharging relay, millisecond;
139 139  * Precharge current threshold to start discharging – a minimum current value to finish precharging and start discharge, A;
140 140  * 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;
143 +* Finish precharge if the battery current is positive – a flag to finish precharge if charging current occures;
141 141  * Delay before clearing the "Precharge error", second;
142 142  * Lock the "Precharge error" until the device is reset;
143 143  * 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;
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