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Increase power pulled from LEAF. Remove Fronius mention

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This commit is contained in:
Daniel 2024-02-19 15:05:58 +02:00
parent 65b6448b43
commit 2a6544d416
2 changed files with 21 additions and 14 deletions
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10
Software/src/battery/NISSAN-LEAF-BATTERY.cpp
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@ -97,8 +97,6 @@ static uint8_t LEAF_Battery_Type = ZE0_BATTERY;
#define MIN_CELL_VOLTAGE 2700 //Battery is put into emergency stop if one cell goes below this value
#define MAX_CELL_DEVIATION 500 //LED turns yellow on the board if mv delta exceeds this value
#define WH_PER_GID 77 //One GID is this amount of Watt hours
#define LB_MAX_SOC 1000 //LEAF BMS never goes over this value. We use this info to rescale SOC% sent to Fronius
#define LB_MIN_SOC 0 //LEAF BMS never goes below this value. We use this info to rescale SOC% sent to Fronius
static uint16_t LB_Discharge_Power_Limit = 0; //Limit in kW
static uint16_t LB_Charge_Power_Limit = 0; //Limit in kW
static int16_t LB_MAX_POWER_FOR_CHARGER = 0; //Limit in kW
@ -211,8 +209,8 @@ void update_values_battery() { /* This function maps all the values fetched via
}
// Define power able to be discharged from battery
if (LB_Discharge_Power_Limit > 30) { //if >30kW can be pulled from battery
system_max_discharge_power_W = 30000; //cap value so we don't go over the Fronius limits
if (LB_Discharge_Power_Limit > 60) { //if >60kW can be pulled from battery
system_max_discharge_power_W = 60000; //cap value so we don't go over uint16 value
} else {
system_max_discharge_power_W = (LB_Discharge_Power_Limit * 1000); //kW to W
}
@ -221,8 +219,8 @@ void update_values_battery() { /* This function maps all the values fetched via
}
// Define power able to be put into the battery
if (LB_Charge_Power_Limit > 30) { //if >30kW can be put into the battery
system_max_charge_power_W = 30000; //cap value so we don't go over the Fronius limits
if (LB_Charge_Power_Limit > 60) { //if >60kW can be put into the battery
system_max_charge_power_W = 60000; //cap value so we don't go over uint16 value
} else {
system_max_charge_power_W = (LB_Charge_Power_Limit * 1000); //kW to W
}

9
Software/src/inverter/BYD-MODBUS.cpp
View file

@ -93,10 +93,19 @@ void handle_update_data_modbusp301_byd() {
battery_data[5] =
system_remaining_capacity_Wh; // Id.: p306 Value.: 13260 Scaled value.: 13,26kWh Comment.: remaining cap: 7.68kWh
}
if (system_max_discharge_power_W > 30000) {
battery_data[6] = 30000;
} else {
battery_data[6] =
system_max_discharge_power_W; // Id.: p307 Value.: 25604 Scaled value.: 25,604kW Comment.: max/target discharge power: 0W (0W > restricts to no discharge)
}
if (system_max_charge_power_W > 30000) {
battery_data[7] = 30000;
} else {
battery_data[7] =
system_max_charge_power_W; // Id.: p308 Value.: 25604 Scaled value.: 25,604kW Comment.: max/target charge power: 4.3kW (during charge), both 307&308 can be set (>0) at the same time
}
//Battery_data[8] set previously in function // Id.: p309 Value.: 3161 Scaled value.: 316,1VDC Comment.: Batt Voltage outer (0 if status !=3, maybe a contactor closes when active): 173.4V
battery_data[9] =
2000; // Id.: p310 Value.: 64121 Scaled value.: 6412,1W Comment.: Current Power to API: if>32768... -(65535-61760)=3775W