updated config.default.ini

etc/dbus-serialbattery/config.default.ini

@@ -7,7 +7,7 @@ MAX_BATTERY_DISCHARGE_CURRENT = 60.0
 ; Choose the mode for voltage / current limitations (True / False)
 ; False is a step mode. This is the default with limitations on hard boundary steps
 ; True is a linear mode. For CCL and DCL the values between the steps are calculated for smoother values (by WaldemarFech)
-;                        For CVL the penalties are only applied, if the cell voltage reaches the penalty voltage
+;                        For CVL max battery voltage is calculated dynamically in order that the max cell voltage is not exceeded
 LINEAR_LIMITATION_ENABLE = False
 
 ; Specify in seconds how often the linear values should be recalculated
@@ -16,14 +16,21 @@ LINEAR_RECALCULATION_EVERY = 60
 ; Example: 5 for a immediate change, when the value changes by more than 5%
 LINEAR_RECALCULATION_ON_PERC_CHANGE = 5
 
+
 ; --------- Charge Voltage limitation (affecting CVL) ---------
-; Description: Limit max charging voltage (MAX_CELL_VOLTAGE * cell count) and switch from max voltage to float voltage (FLOAT_CELL_VOLTAGE * cell count)
-;              after max voltage is reached for MAX_VOLTAGE_TIME_SEC. It switches back to max voltage after SoC is below SOC_LEVEL_TO_RESET_VOLTAGE_LIMIT
-;              If LINEAR_LIMITATION_ENABLE is set to True then penalty voltages are applied
+; Description: Limit max charging voltage (MAX_CELL_VOLTAGE * cell count), switch from max voltage to float voltage (FLOAT_CELL_VOLTAGE * cell count) and back
+;     Step mode: After max voltage is reached for MAX_VOLTAGE_TIME_SEC it switches to float voltage. After SoC is below SOC_LEVEL_TO_RESET_VOLTAGE_LIMIT it
+;                switches back to max voltage.
+;     Linear mode: After max voltage is reachend and cell voltage difference is smaller or equal to CELL_VOLTAGE_DIFF_KEEP_MAX_VOLTAGE_UNTIL it switches to
+;                  float voltage after 300 (fixed) additional seconds. After cell voltage difference is greater or equal to CELL_VOLTAGE_DIFF_TO_RESET_VOLTAGE_LIMIT
+;                  it switches back to max voltage.
 ; Example: The battery reached max voltage of 55.2V and hold it for 900 seconds, the the CVL is switched to float voltage of 53.6V to don't stress the batteries.
 ;          Allow max voltage of 55.2V again, if SoC is once below 90%
+;          OR
+;          The battery reached max voltage of 55.2V and the max cell difference is 0.010V, then switch to float voltage of 53.6V after 300 additional seconds
+;          to don't stress the batteries. Allow max voltage of 55.2V again if max cell difference is above 0.050V
 ; Charge voltage control management enable (True/False).
-CVCM_ENABLE = False
+CVCM_ENABLE = True
 
 ; -- Cell Voltages
 ; Description: Cell min/max voltages which are used to calculate the min/max battery voltage
@@ -33,22 +40,14 @@ MIN_CELL_VOLTAGE   = 2.90
 MAX_CELL_VOLTAGE   = 3.45
 FLOAT_CELL_VOLTAGE = 3.35
 
-; ----- DEPRECATED | start
-; -- Penalty Voltages
-; NOTE: works only when LINEAR_LIMITATION_ENABLE = True
-; More details can be found here: https://github.com/Louisvdw/dbus-serialbattery/issues/297#issuecomment-1327142635
-; If the cell voltage reaches 3.48V, then reduce actual battery-voltage by 0.01V
-; If the cell voltage goes over 3.6V, then the maximum penalty will not be exceeded
-; There will be a sum of all penalties for each cell, which exceeds the limits
-; NOTE: The first value of PENALTY_AT_CELL_VOLTAGE has to be at least MAX_CELL_VOLTAGE + the first value of PENALTY_BATTERY_VOLTAGE,
-;       else the FLOAT_CELL_VOLTAGE is never set. Additionally the battery voltage has to reach max voltage and all cells has to be below penalty voltage to switch to float voltage.
-; PENALTY_AT_CELL_VOLTAGE = 3.48, 3.55, 3.6
-; this voltage will be subtracted
-; PENALTY_BATTERY_VOLTAGE = 0.01,  1.0, 2.0
-; ----- DEPRECATED | end
+; -- CVL reset based on cell voltage diff (linear mode)
+; Specify cell voltage diff where CVL limit is kept until diff is equal or lower
+CELL_VOLTAGE_DIFF_KEEP_MAX_VOLTAGE_UNTIL = 0.010
+; Specify cell voltage diff where CVL limit is reset to max voltage, if value get above
+CELL_VOLTAGE_DIFF_TO_RESET_VOLTAGE_LIMIT = 0.050
 
 ; -- CVL reset based on SoC option (step mode)
-; Specify how long the max voltage should be kept if reached, then switch to float voltage
+; Specify how long the max voltage should be kept, if reached then switch to float voltage
 MAX_VOLTAGE_TIME_SEC = 900
 ; Specify SoC where CVL limit is reset to max voltage, if value gets below
 SOC_LEVEL_TO_RESET_VOLTAGE_LIMIT = 90

etc/dbus-serialbattery/dbushelper.py

@@ -336,12 +336,12 @@ def publish_battery(self, loop):
                 if self.error_count >= 60:
                     loop.quit()
 
-            # This is to mannage CCL\DCL
-            self.battery.manage_charge_current()
-
             # This is to mannage CVCL
             self.battery.manage_charge_voltage()
 
+            # This is to mannage CCL\DCL
+            self.battery.manage_charge_current()
+
             # publish all the data from the battery object to dbus
             self.publish_dbus()