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Increase precision on amps value

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Daniel 2023-11-28 11:37:11 +02:00
parent dcd525cfc3
commit 20d00cfcab
1 changed files with 4 additions and 8 deletions
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8
Software/src/battery/TESLA-MODEL-3-BATTERY.cpp
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@ -176,7 +176,7 @@ void update_values_tesla_model_3_battery() { //This function maps all the value
battery_voltage = (volts * 10); //One more decimal needed (370 -> 3700)
battery_current = (amps * 10); //Increase decimal (13A -> 13.0A)
battery_current = convert2unsignedInt16(amps); //13.0A
capacity_Wh = (nominal_full_pack_energy * 100); //Scale up 75.2kWh -> 75200Wh
if (capacity_Wh > 60000) {
@ -297,7 +297,7 @@ void update_values_tesla_model_3_battery() { //This function maps all the value
Serial.print("Real SOC: ");
Serial.print(soc_vi);
print_int_with_units(", Battery voltage: ", volts, "V");
print_int_with_units(", Battery current: ", amps, "A");
print_int_with_units(", Battery current: ", (amps * 0.1), "A");
Serial.println("");
print_int_with_units("Discharge limit battery: ", discharge_limit, "kW");
Serial.print(", ");
@ -385,10 +385,6 @@ void receive_can_tesla_model_3_battery(CAN_frame_t rx_frame) {
//battery amps/volts
volts = ((rx_frame.data.u8[1] << 8) | rx_frame.data.u8[0]) * 0.01; //Example 37030mv * 0.01 = 370V
amps = ((rx_frame.data.u8[3] << 8) | rx_frame.data.u8[2]); //Example 65492 (-4.3A) OR 225 (22.5A)
if (amps > 32768) {
amps = -(65535 - amps);
}
amps = amps * 0.1;
raw_amps = ((rx_frame.data.u8[5] << 8) | rx_frame.data.u8[4]) * -0.05; //Example 10425 * -0.05 = ?
battery_charge_time_remaining =
(((rx_frame.data.u8[7] & 0x0F) << 8) | rx_frame.data.u8[6]) * 0.1; //Example 228 * 0.1 = 22.8min