public void Discharge(BatteryPack battery, float current, TimeSpan time)
{
if (!Check(battery))
{
return;
}
// Vorbereitungen...
var seconds = (float)time.TotalSeconds;
var initial = battery.State.Initial;
var now = battery.State.Now;
// Berechnungen...
now.TemperaturFactor = 1;
now.CurrentFactor = 1;
SetSelfDischarge(initial, now, seconds);
float qt = GetChargeConsumption(now, seconds, current);
SetStateOfDischarge(initial, now, qt);
now.Voltage = GetDischargeVoltage(battery, now);
now.Charge += qt;
now.AddTime(time);
// finish & check again
Check(battery);
}
/// <summary>
/// Check if the battery is out of energy or not
/// </summary>
/// <param name="battery"></param>
/// <returns></returns>
private bool Check(BatteryPack battery)
{
if (battery.IsUnlimited)
{
return(true);
}
else
{
return(!battery.State.IsDepleted);
}
}
/// <summary>
///
/// </summary>
/// <returns>the resulting voltage </returns>
private float GetDischargeVoltage(BatteryPack battery, BatteryFields now)
{
/*
* Berechnung des Entladeverhaltens:
* ---------------------------------
* Polynom-Funktion des n ten-Grades, bestimmt durch die Länge des Arrays "polynomials"
* die Laufvariable i entspricht der Potenz:
* [0] -> x^0 | [1] -> x^1 | [2] -> x^2 ...
*
* resultierende Formel:
* --------------------
* v = poly.[0] + poly.[1] * sod ^ 1 + poly.[2] * sod ^ [2] ...
* v *= Temperaturkorrektur
*/
float v = 0;
for (int i = 0; i < battery.Polynom.Length; i++)
{
v += (float)(battery.Polynom[i] * Math.Pow(now.SoD, i));
}
v *= now.TemperaturFactor;
return(v);
}