Wiki source code of BMS Main X
Last modified by Admin on 2025/07/22 11:39
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| author | version | line-number | content |
|---|---|---|---|
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5.1 | 1 | (% class="box infomessage" %) |
| 2 | ((( | ||
| 3 | BMS Main X firmware update procedure is described [[here>>doc:Battery management systems.BMS Main X.5\. Firmware update.WebHome]]. | ||
| 4 | ))) | ||
| 5 | |||
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8.1 | 6 | = v2.8.1 = |
| 7 | |||
| 8 | [[BMS_Main_X2_v2.8.1.srec>>FileManager.BMS_Main_X2_v2\.8\.1\.srec]] | ||
| 9 | |||
| 10 | == Improvements == | ||
| 11 | |||
| 12 | * new CLI command "find-log" which finds a log file containing a specified timestamp | ||
| 13 | * ability to acknowledge battery module errors via CLI (see the "Service - Errors journal" section) and Modbus protocol | ||
| 14 | |||
| 15 | == Fixes == | ||
| 16 | |||
| 17 | * resolving the issue of rebooting the device if formatting the SD card is activated | ||
| 18 | |||
| |
7.1 | 19 | = v2.8.0 = |
| 20 | |||
| 21 | [[BMS_Main_X2_v2.8.0.srec>>FileManager.BMS_Main_X2_v2\.8\.0\.srec]] | ||
| 22 | |||
| 23 | == Features == | ||
| 24 | |||
| 25 | * new flags that allow to interrupt (shorten) the module balancing stage if all battery modules are already joined (see the "Control - Charge", "Control - Discharge", "Control - Charge/Discharge" sections) | ||
| 26 | * forwarding CLI and bootloader CAN messages from CAN EXT interface to CAN INT interface and back | ||
| 27 | * new parameter for setting the type of network to which the BMS GSM communication module connects (see the "Connectivity - Cellular" section) | ||
| 28 | * new flag that controls whether to use open circuit voltage or actual voltage when determining the voltage unbalance error (see the "Protections - Voltage unbalance (in any state)" section) | ||
| 29 | * new regulator that maintains battery current limiting to ensure that actual module currents do not exceed their current limits (see the "Control - Charge", "Control - Discharge", "Control - Charge/Discharge" sections) | ||
| 30 | * ability to select the battery module errors that cause the battery critical error (see the "Protections - Critical error" section) | ||
| 31 | * ability to update the device serial number from the service account if the number is reset to the default value for some reason (see the "Service" section) | ||
| 32 | |||
| 33 | == Improvements == | ||
| 34 | |||
| 35 | * dynamic calculation of data transfer schedule for optimal communication with a large number of battery modules | ||
| 36 | * ability to complete device initialization after the set timeout has expired and the minimum number of modules has been detected (see the "Control - Initialization" section) | ||
| 37 | * 30 second delay when remounting SD card after detecting mount error | ||
| 38 | * saving the number of joined modules in log files | ||
| 39 | |||
| 40 | == Fixes == | ||
| 41 | |||
| 42 | * resolving the issue of saving some battery module signals in log files | ||
| 43 | |||
| |
6.1 | 44 | = v2.7.0 = |
| 45 | |||
| 46 | [[BMS_Main_X2_v2.7.0.srec>>FileManager.BMS_Main_X2_v2\.7\.0\.srec]] | ||
| 47 | |||
| 48 | == Features == | ||
| 49 | |||
| 50 | * new algorithm in the Charging/Discharging controller that allow to control the Charging/Discharging contactor independently from the Charging and Discharging signals (see the "Control - Charge/Discharge" section). The new "Independent" algorithm is preferred in the battery systems with one contactor | ||
| 51 | * new "Need acknowledge" warning signal that is set when a new record is created in the errors journal. The signal can be cleared in the "Service - Errors journal" section | ||
| 52 | * new Max-Min algorithm for calculating the final battery SOC in the "Control - Calculation" section | ||
| 53 | * improved control of the precharging contactor, which can precharge capacitive load using multiple attempts and detect high power dissipated in the precharge resistor (see the "Control - Precharge" section) | ||
| 54 | * ability to exclude errors from being saved in the error journal (see the "Service - Errors journal" section) | ||
| 55 | * ability to restart the device according to a specified schedule at the moment when the battery system is preparing to charge | ||
| 56 | * new error "High contactor temperature" that can be used to open the specified contactor to prevent it from overheating (see the "Protections - High contactor temperature" section) | ||
| 57 | * new internal signal "Coolant pump" that can be assigned to a relay or discrete output (for signal settings, see the "Control - Coolant pump" section) | ||
| 58 | * new flags indicating the readiness of battery modules to join for charging and discharging (see the "Modules" section) | ||
| 59 | * new flag to set the "Voltage unbalance" errors for battery modules that are not ready to charge or discharge (see the "Protections - Voltage unbalance (in any state)" section) | ||
| 60 | * initial support for Pylontech inverters | ||
| 61 | * extension of the CANopen dictionary to provide additional information for the BMS Display (device serial number, battery serial number, battery address, Wi-Fi and LAN addresses, SOH, capacity, etc.) | ||
| 62 | |||
| 63 | == Improvements == | ||
| 64 | |||
| 65 | * ability to finish device initialization even if the number of battery modules found is less than the number of modules enabled (see the "Control - Modules" section) | ||
| 66 | * placing the device input signals to the "Battery" section and adding raw discrete inputs to the "Signals" section | ||
| 67 | |||
| 68 | == Fixes == | ||
| 69 | |||
| 70 | * resolving the issue of ignoring the minimum number of battery modules allowed to join located in the "Control - Discharge" section | ||
| 71 | * resolving the issue of joining battery modules the number of which must be greater than or equal to the minimum value specified in the settings | ||
| 72 | * small internal fixes | ||
| 73 | |||
| |
4.1 | 74 | = v2.6.3 = |
| 75 | |||
| 76 | [[BMS_Main_X2_v2.6.3.srec>>FileManager.BMS_Main_X2_v2\.6\.3\.srec]] | ||
| 77 | |||
| 78 | == Improvements == | ||
| 79 | |||
| 80 | * adaptation of the device to the production test bench | ||
| 81 | |||
| |
3.1 | 82 | = v2.6.2 = |
| 83 | |||
| 84 | [[BMS_Main_X2_v2.6.2.srec>>FileManager.BMS_Main_X2_v2\.6\.2\.srec]] | ||
| 85 | |||
| 86 | == Fixes == | ||
| 87 | |||
| 88 | * resolving the problem of saving device parameters | ||
| 89 | |||
| 90 | = v2.6.1 = | ||
| 91 | |||
| 92 | [[BMS_Main_X2_v2.6.1.srec>>FileManager.BMS_Main_X2_v2\.6\.1\.srec]] | ||
| 93 | |||
| 94 | == Fixes == | ||
| 95 | |||
| 96 | * resolving the issue of preparing battery module states written to Modbus registers | ||
| 97 | * resolving the problem of writing the device's working time to a non-volatile memory very often | ||
| 98 | * resolving the problem of returning error states when saving device parameters (mainly via Wi-Fi) | ||
| 99 | |||
| |
1.2 | 100 | = v2.6.0 = |
| 101 | |||
| 102 | [[BMS_Main_X2_v2.6.0.srec>>FileManager.BMS_Main_X2_v2\.6\.0\.srec]] | ||
| 103 | |||
| 104 | == Features == | ||
| 105 | |||
| 106 | * new parameter to set the minimum number of battery modules allowed to join (see the "Control - Charge" and "Control - Discharge" sections) | ||
| 107 | * ability to rejoin battery modules if their voltage is close to the battery voltage (see the "Control - Charge" and "Control - Discharge" sections) | ||
| 108 | * selection of errors that cause reset of contactor control signals (see the "Control - Main contactor", "Control - Charge", "Control - Discharge", "Control - Heater", "Control - Cooler" sections) | ||
| 109 | * new internal signal "General error (modules)" which is the logical sum of the "General error" signals from the battery modules | ||
| 110 | * new assignments "Charging", "Precharging", "Discharging", "Charging/Discharging", "Main contactor", "Critical error" and "General error (modules)" for the discrete outputs (see the "Signals - Output discrete signals - Assignments" section) | ||
| 111 | * new assignments "Critical error" and "General error (modules)" for the relays (see the "Signals - Relays - Assignments" section) | ||
| 112 | |||
| |
2.1 | 113 | == Improvements == |
| |
1.2 | 114 | |
| |
2.1 | 115 | * rearrangements in the settings sections, which are made to simplify the setup process |
| 116 | |||
| 117 | == Fixes == | ||
| 118 | |||
| 119 | * resolving the problem of device hanging due to high activity on the CAN bus during startup |