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Change how powerramping is performed

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This commit is contained in:
Daniel Öster 2024-09-03 17:41:38 +03:00
parent 5220bab830
commit ea3a6e270b
2 changed files with 10 additions and 8 deletions
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2
Software/src/battery/TESLA-MODEL-3-BATTERY.cpp
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@ -291,7 +291,7 @@ void update_values_battery() { //This function maps all the values fetched via
} else if (battery_soc_vi >
RAMPDOWN_SOC) { // When real SOC is between RAMPDOWN_SOC-99%, ramp the value between Max<->0
datalayer.battery.status.max_charge_power_W =
MAXCHARGEPOWERALLOWED * (1 - (battery_soc_vi - RAMPDOWN_SOC) / (1000.0 - RAMPDOWN_SOC));
RAMPDOWNPOWERALLOWED * (1 - (battery_soc_vi - RAMPDOWN_SOC) / (1000.0 - RAMPDOWN_SOC));
//If the cellvoltages start to reach overvoltage, only allow a small amount of power in
if (datalayer.battery.info.chemistry == battery_chemistry_enum::LFP) {
if (battery_cell_max_v > (MAX_CELL_VOLTAGE_LFP - FLOAT_START_MV)) {

10
Software/src/battery/TESLA-MODEL-3-BATTERY.h
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@ -4,19 +4,21 @@
#define BATTERY_SELECTED
/* Modify these if needed */
//#define LFP_CHEMISTRY // Enable this line to startup in LFP mode
#define MAXCHARGEPOWERALLOWED 15000 // 15000W we use a define since the value supplied by Tesla is always 0
#define MAXDISCHARGEPOWERALLOWED 60000 // 60000W we use a define since the value supplied by Tesla is always 0
/* Do not change the defines below */
#define RAMPDOWN_SOC 900 // 90.0 SOC% to start ramping down from max charge power towards 0 at 100.00%
#define MAX_CELL_DEVIATION_MV 9999 // Handled inside the Tesla.cpp file, just for compilation
#define RAMPDOWNPOWERALLOWED 15000 // What power we ramp down from towards top balancing
#define FLOAT_MAX_POWER_W 200 // W, what power to allow for top balancing battery
#define FLOAT_START_MV 20 // mV, how many mV under overvoltage to start float charging
#define MAXCHARGEPOWERALLOWED 15000 // 15000W we use a define since the value supplied by Tesla is always 0
#define MAXDISCHARGEPOWERALLOWED \
60000 // 60000W we need to cap this value to max 60kW, most inverters overflow otherwise
#define MAX_PACK_VOLTAGE_NCMA 4030 // V+1, if pack voltage goes over this, charge stops
#define MIN_PACK_VOLTAGE_NCMA 3100 // V+1, if pack voltage goes below this, discharge stops
#define MAX_PACK_VOLTAGE_LFP 3880 // V+1, if pack voltage goes over this, charge stops
#define MIN_PACK_VOLTAGE_LFP 2968 // V+1, if pack voltage goes below this, discharge stops
#define MAX_CELL_DEVIATION_MV 9999 // Handled inside the Tesla.cpp file, just for compilation
void printFaultCodesIfActive();
void printDebugIfActive(uint8_t symbol, const char* message);