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Changes for page 3.3 Control

Last modified by Admin on 2025/05/30 16:50
From version 17.1
edited by Admin
on 2025/02/19 14:42
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To version 14.1
edited by Admin
on 2025/02/11 16:54
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112 112  
113 113  In this section:
114 114  
115 -[[image:1739970002016-142.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="119" width="600"]]
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116 116  
117 117  * Precharge current threshold to close the discharging contactor – a current value to ensure that precharge process has finished and it is allowed to close the discharging contactor, A;
118 118  * Check voltages before and after contactors to finish precharging – a flag to check the voltages before and after contactors to ensure that precharge process has finished and it is allowed to close the discharging contactor;
119 119  * Minimum voltage difference before and after contactors to finish precharging – a minimum voltage difference before and after contactors to ensure precharge process finished, V;
120 120  * Number of precharging attempts – maximum number of precharging attempts before setting the "Precharge error";
121 -* Delay before current measurement – a delay before first current measurement after closing precharge, millisecond;
122 122  * Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
123 123  * Relaxation between attempts – a duration between precharge attempts, millisecond;
124 124  * Check the power dissipated in the preacharge resistor - a flag to enable the calculation of power dissipated in precharge resistor;
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292 292  * If "Discharge request" is received, procedure is done as described in [[Discharge>>doc:||anchor="HDischarge"]] section;
293 293  * If both signals received, "Charge request" has a priority.
294 294  
294 +
295 295  In addition, the charge/discharge controller calculates and transmits to the upper-level system the maximum allowable current value with which the modular battery can be charged ("Charge current limit") and discharged ("Discharge current limit"), as well as the maximum regeneration current value with which the modular battery can be charged during operation under load ("Regeneration current limit"). The calculation of the charge, discharge and regeneration currents of the entire battery is performed based on the number of battery modules operating for charge or discharge and the maximum charge and discharge current values ​​transmitted by them:
296 296  
297 297  * "Charge current limit" and "Regeneration current limit" are calculated only if there is "Charge request";
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