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Changes for page 3.3 Control

Last modified by Admin on 2025/05/30 16:50
From version 15.1
edited by Admin
on 2025/02/19 13:00
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To version 23.1
edited by Admin
on 2025/02/19 14:57
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18 18  
19 19  Flags for enabling battery modules are configured in the "Control → Modules → Enable (modules 1 to 8)" and "Control → Modules → Enable (modules 9 to 32)" section:
20 20  
21 -[[image:1734023979582-179.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="165" width="600"]]
22 22  
22 +[[image:1739976358691-364.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="164" width="600"]]
23 23  The network addresses of the battery modules are configured in the "Control → Modules → Node IDs (modules 1 to 8)” and "Control → Modules → Node IDs (modules 9 to 32)”:
24 24  
25 -[[image:1734023979583-589.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="186" width="600"]]
26 26  
26 +[[image:1739976370994-390.png||data-xwiki-image-style-alignment="center" data-xwiki-image-style-border="true" height="167" width="600"]]
27 27  Each module in a battery must have a unique address. You can change the address in the battery module settings in the “Connectivity → CAN” section of the BMS Main 3 settings.
28 28  
29 -In corresponding section you can set up maximum number of found modules to finish initialization.
29 +In corresponding section you can set up minimum number of found modules to finish initialization.
30 30  
31 31  === Calculation of battery parameters ===
32 32  
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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:
60 +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.
62 +* Other contactors are open;
63 +* 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:
65 +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.
67 +* Other contactors are open;
68 +* There is an error from the the "Errors 1, 2 ..." bitfileds.
71 71  
70 +In “Automatic” mode, the main contactor closes by internal algorithms at the same time with other contactors.
71 +
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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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 after closing precharge, millisecond;
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;
... ... @@ -291,7 +291,6 @@
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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