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Changes for page 3.3 Control

Last modified by Admin on 2025/05/30 16:50
From version 12.30
edited by Admin
on 2025/02/11 16:49
Change comment: There is no comment for this version
To version 15.2
edited by Admin
on 2025/02/19 13:01
Change comment: There is no comment for this version

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112 112  
113 113  In this section:
114 114  
115 -[[image:1739290619354-792.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="117" width="600"]]
115 +[[image:1739970002016-142.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="119" width="600"]]
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
121 121  * Precharge time – a duration of closing the precharge contactor before closing the discharging contactor, millisecond;
122 122  * Relaxation between attempts – a duration between precharge attempts, millisecond;
123 123  * Check the power dissipated in the preacharge resistor - a flag to enable the calculation of power dissipated in precharge resistor;
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291 291  * If "Discharge request" is received, procedure is done as described in [[Discharge>>doc:||anchor="HDischarge"]] section;
292 292  * If both signals received, "Charge request" has a priority.
293 293  
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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299 299  
300 300  The charge/discharge contactor control is configured in the “Control → Charge/Discharge” section:
301 301  
302 -[[image:1734089702994-738.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="92" width="600"]]
302 +[[image:1739292809635-913.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="238" width="800"]]
303 303  
304 304  In this section:
305 305  
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315 315  * Balancing modules time – a time of balancing battery modules after joining modules and before closing main discharging contactor, millisecond;
316 316  * Control the precharging contactor – a flag to control the main precharging contactor;
317 317  * Canceling discharging time – a delay before opening the main discharging contactor, millisecond;
318 -* Disconnect modules that are not ready to charge – a flag for disconnecting modules that have the “Ready to charge” signal cleared.
319 -* Disconnect modules that are not ready to discharge – a flag for disconnecting modules that have the “Ready to discharge” signal cleared.
320 -* Disconnect all modules if one is not ready to discharge – a flag for disconnecting all modules if one of the modules have the “Ready to discharge” signal cleared;
321 -* Disconnect all modules if one is not ready to discharge – a flag for disconnecting all modules if one of the modules have the “Ready to discharge” signal cleared;
318 +* Disconnect modules that are not ready to charge – a flag for disconnecting modules that have the “Ready to charge” signal cleared;
319 +* Disconnect modules that are not ready to discharge – a flag for disconnecting modules that have the “Ready to discharge” signal cleared;
320 +* Join modules on the “Charge request” signal – a flag to enable automatic modules joining if “Charge request” signal appears;
322 322  * Join modules on the “Discharge request” signal – a flag to enable automatic modules joining if “Discharge request” signal appears;
322 +* Maximum CONTINUOUS charge current limit – a maximum allowed continuous charging current of all the battery, A;
323 +* Maximum charge current limit – a maximum allowed charging current of all the battery, A;
323 323  * Maximum CONTINUOUS discharge current limit – a maximum allowed continuous discharging current of all the battery, A;
324 324  * Maximum discharge current limit – a maximum allowed discharging current of all the battery, A;
325 325  * Errors 1 (2) to disconnect all battery modules – errors that cause all battery modules to be disconnected from the common bus;
326 -* Errors 1 (2) to open the discharging contactor – errors that cause the main discharging contactor "Discharging" to open,
327 -* Switch of the discharging contactor on errors without a delay – a flag that allows the main discharging contactor “Discharging” to be opened without delay if errors are detected.
327 +* Errors 1 (2) to open the charging/discharging contactor – errors that cause the main charging/discharging contactor "Discharging" to open,
328 +* Switch of the charging/discharging contactor on errors without a delay – a flag that allows the main charging/discharging contactor to be opened without delay if errors are detected.
328 328  
329 329  === Module balancing ===
330 330  
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