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Changes for page 3.3 Control

Last modified by Admin on 2025/05/30 16:50
From version 22.1
edited by Admin
on 2025/02/19 14:46
Change comment: There is no comment for this version
To version 29.2
edited by Admin
on 2025/02/28 13:50
Change comment: There is no comment for this version

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10 10  
11 11  [[image:1734023979572-693.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="79" width="600"]]
12 12  
13 +In this section:
14 +
13 13  * Initialization delay – a delay before processing functions after finishing device initialization (initialization includes current sensors calibration and battery modules search), millisecond.
14 14  
15 15  === Battery modules ===
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57 57  * Always on;
58 58  * Automatic, when the main contactor closes by the internal charging and discharging algorithms at the same time with Precharging, Charging, Discharging and Charging/Discharging contactors.
59 59  
60 -In “Always on” mode, the main contactor closes if all the following is true:
62 +In “Always on” mode main contactor closes if all the following is true:
61 61  
62 -* “Charging” contactor is open;
63 -* “Discharging” contactor is open;
64 -* there are no errors.
64 +* Other contactors are open;
65 +* There are no errors from the "Errors 1, 2 ..." bitfileds.
65 65  
66 -In “Always on” mode, the main contactor opens if “Charging” and “Discharging” contactors are open and any of the following is true:
67 +In “Always on” mode main contactor opens if all the following is true:
67 67  
68 -* “Charging current present” is set;
69 -* “Discharging current present” is set;
70 -* one or more errors persist.
69 +* Other contactors are open;
70 +* There is an error from the the "Errors 1, 2 ..." bitfileds.
71 71  
72 +In “Automatic” mode, the main contactor closes by internal algorithms at the same time with other contactors.
73 +
72 72  To change the parameters of the main contactor, select the "Control → Main contactor" section:
73 73  
74 74  [[image:1734024131196-608.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="94" width="600"]]
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110 110  
111 111  To change the precharge parameters, select the section “Control → Precharge”:
112 112  
113 -In this section:
114 -
115 115  [[image:1739970002016-142.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="119" width="600"]]
116 116  
117 +In this section:
118 +
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;
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272 272  * Dependent - Charge/Discharge contactor depends on Charge and Discharge algorithms and their signals and behaves as Charging contactor if "Charging" signal is set, otherwise – as Discharging contactor;
273 273  * Independent - Charge/Discharge contactor is based on its own controller.
274 274  
277 +(% class="box warningmessage" %)
278 +(((
279 +**Warning!**
280 +Charge/Discharge algorithms on BMS Main 3X and on battery modules controllers must **be the same**!
281 +)))
282 +
275 275  The charging/discharging controller supports the following modes:
276 276  
277 277  1. Charging/Discharging is always allowed (Always on) – the device ignores voltage and current unbalance of the battery modules and commands to close the discharging contactors of the battery modules and the main discharging contactor.
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304 304  In this section:
305 305  
306 306  * Enable – a flag to enable battery charge/discharge controller;
315 +* Mode:
316 +** Dependent - Charge/Discharge contactor depends on Charge and Discharge algorithms and their signals;
317 +** Independent - Charge/Discharge contactor is based on its own controller.
307 307  * Algorithm:
308 308  ** Always on – discharging is always allowed;
309 309  ** Balanced – discharging is allowed provided that all battery modules are balanced;
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344 344  * Balance on charging – a flag to enable module balancing when the battery is charging;
345 345  * Delta voltage – a voltage difference at which the most charged modules are switched off (those modules whose voltage exceeds the minimum voltage among the modules by the “Delta voltage” value are switched off), V;
346 346  * Delta current – a current difference at which the most charged modules are switched off (those modules are switched off, the charge current of which is less than the maximum charge current among the modules by the “Delta current” value), A;
358 +* Detection time – a time for module to be estimated as u millisecond;
347 347  * Waiting time – a time the battery modules are in the disconnected state (after this time, the modules previously disconnected during the balancing process are reconnected to the common bus), second;
348 348  * Balance on discharging – a flag to enable module balancing when the battery is discharging (if flag is enabled operation logic and settings are equal to balancing on charging);
349 349  * Required discharging current – a value of the discharge current at which the device switches off the most discharged battery modules, A.
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