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Commit 6d048d33 authored by Harald Martini's avatar Harald Martini
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use generic implementation of rated speed algorithm

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VectoCore/VectoCore/Models/GenericModelData/GenericRatedPointHelper.cs
+ 92
− 79
View file @ 6d048d33
using System;
using System.Collections.Generic;
using Castle.Core.Internal;
using System.Data;
using System.Linq;
using TUGraz.VectoCommon.InputData;
using TUGraz.VectoCommon.Utils;
using TUGraz.VectoCore.Models.SimulationComponent.Data.ElectricComponents.ElectricMotor;
using TUGraz.VectoCore.Utils;
namespace TUGraz.VectoCore.Models.GenericModelData
......@@ -30,34 +32,34 @@ namespace TUGraz.VectoCore.Models.GenericModelData
public static class GenericRatedPointHelper
{
struct FullLoadCurveEntry
{
public PerSecond MotorSpeed { get; }
public NewtonMeter TorqueDrive { get; }
public NewtonMeter TorqueDrag { get; }
public Watt PowerDrive { get; }
public FullLoadCurveEntry(PerSecond motorSpeed, NewtonMeter torqueDrive, NewtonMeter torqueDrag)
{
MotorSpeed = motorSpeed;
TorqueDrive = torqueDrive;
TorqueDrag = torqueDrag;
PowerDrive = motorSpeed * torqueDrive * Math.PI / 30000;
}
}
struct SlopeValueEntry
{
public double Slope { get; }
public double Delta { get; }
public SlopeValueEntry(double slope, double delta)
{
Slope = slope;
Delta = delta;
}
}
//struct FullLoadCurveEntry
//{
// public PerSecond MotorSpeed { get; }
// public NewtonMeter TorqueDrive { get; }
// public NewtonMeter TorqueDrag { get; }
// public Watt PowerDrive { get; }
// public FullLoadCurveEntry(PerSecond motorSpeed, NewtonMeter torqueDrive, NewtonMeter torqueDrag)
// {
// MotorSpeed = motorSpeed;
// TorqueDrive = torqueDrive;
// TorqueDrag = torqueDrag;
// PowerDrive = motorSpeed * torqueDrive * Math.PI / 30000;
// }
//}
//struct SlopeValueEntry
//{
// public double Slope { get; }
// public double Delta { get; }
// public SlopeValueEntry(double slope, double delta)
// {
// Slope = slope;
// Delta = delta;
// }
//}
#region Constants
......@@ -68,29 +70,40 @@ namespace TUGraz.VectoCore.Models.GenericModelData
#endregion
private static List<FullLoadCurveEntry> fullLoadCurveEntries;
private static List<SlopeValueEntry> slopeValueEntries;
//private static List<FullLoadCurveEntry> fullLoadCurveEntries;
//private static List<SlopeValueEntry> slopeValueEntries;
public static RatedPoint GetRatedPointOfFullLoadCurveAtEM(TableData fullLoadCurve)
{
SetCurveValues(fullLoadCurve);
var ratedIndex = FindRowOfRatedPoint();
var n = fullLoadCurveEntries[ratedIndex].MotorSpeed;
var tDrive = GetHighestTorque();
var n = ElectricMotorRatedSpeedHelper.GetRatedSpeed(fullLoadCurve.AsEnumerable(),
row => row.ParseDouble(MotorSpeedColumn).SI<PerSecond>(), row => row.ParseDouble(TorqueDriveColumn).SI<NewtonMeter>());
return new RatedPoint (n, tDrive);
}
var tDrive = fullLoadCurve.AsEnumerable()
.Max(row => row.ParseDouble(TorqueDriveColumn).SI<NewtonMeter>());
return new RatedPoint(n, tDrive);
//SetCurveValues(fullLoadCurve);
//var ratedIndex = FindRowOfRatedPoint();
//var n = fullLoadCurveEntries[ratedIndex].MotorSpeed;
//var tDrive = GetHighestTorque();
//return new RatedPoint(n, tDrive);
}
public static RatedPoint GetRatedPointOfFullLoadCurveAtIEPC(TableData fullLoadCurve,
double axleRatio, double gearRatio,
double gearEfficiency, double axleEfficiency)
{
SetCurveValues(fullLoadCurve);
var ratedIndex = FindRowOfRatedPoint();
var n = fullLoadCurveEntries[ratedIndex].MotorSpeed;
var tDrive = GetHighestTorque();
var n = ElectricMotorRatedSpeedHelper.GetRatedSpeed(fullLoadCurve.AsEnumerable(),
row => row.ParseDouble(MotorSpeedColumn).SI<PerSecond>(), row => row.ParseDouble(TorqueDriveColumn).SI<NewtonMeter>());
var tDrive = fullLoadCurve.AsEnumerable().Max(row => row.ParseDouble(TorqueDriveColumn).SI<NewtonMeter>());
//SetCurveValues(fullLoadCurve);
//var ratedIndex = FindRowOfRatedPoint();
var nRated = GetNRatedAtIEPC(n, axleRatio, gearRatio);
var tRated = GetTRatedAtIEPC(tDrive, gearRatio, gearEfficiency, axleRatio, axleEfficiency);
......@@ -98,59 +111,59 @@ namespace TUGraz.VectoCore.Models.GenericModelData
return new RatedPoint(nRated, tRated);
}
private static void SetCurveValues(TableData fullLoadCurve)
{
fullLoadCurveEntries = new List<FullLoadCurveEntry>();
slopeValueEntries = new List<SlopeValueEntry>();
//private static void SetCurveValues(TableData fullLoadCurve)
//{
// fullLoadCurveEntries = new List<FullLoadCurveEntry>();
// slopeValueEntries = new List<SlopeValueEntry>();
for (int r = 0; r < fullLoadCurve.Rows.Count; r++) {
// for (int r = 0; r < fullLoadCurve.Rows.Count; r++) {
var motorSpeed = fullLoadCurve.Rows[r].ParseDouble(MotorSpeedColumn).SI<PerSecond>();
var torqueDrive = fullLoadCurve.Rows[r].ParseDouble(TorqueDriveColumn).SI<NewtonMeter>();
var torqueDrag = fullLoadCurve.Rows[r].ParseDouble(TorqueDragColumn).SI<NewtonMeter>();
// var motorSpeed = fullLoadCurve.Rows[r].ParseDouble(MotorSpeedColumn).SI<PerSecond>();
// var torqueDrive = fullLoadCurve.Rows[r].ParseDouble(TorqueDriveColumn).SI<NewtonMeter>();
// var torqueDrag = fullLoadCurve.Rows[r].ParseDouble(TorqueDragColumn).SI<NewtonMeter>();
fullLoadCurveEntries.Add(new FullLoadCurveEntry(motorSpeed, torqueDrive, torqueDrag));
// fullLoadCurveEntries.Add(new FullLoadCurveEntry(motorSpeed, torqueDrive, torqueDrag));
if (r == 0)
continue;
// if (r == 0)
// continue;
var slopeValue = (fullLoadCurveEntries[r].PowerDrive.Value() - fullLoadCurveEntries[r - 1].PowerDrive.Value()) /
(fullLoadCurveEntries[r].MotorSpeed.Value() - fullLoadCurveEntries[r - 1].MotorSpeed.Value());
// var slopeValue = (fullLoadCurveEntries[r].PowerDrive.Value() - fullLoadCurveEntries[r - 1].PowerDrive.Value()) /
// (fullLoadCurveEntries[r].MotorSpeed.Value() - fullLoadCurveEntries[r - 1].MotorSpeed.Value());
var deltaValue = slopeValue / (slopeValueEntries.IsNullOrEmpty() ? slopeValue : slopeValueEntries[0].Slope ) -1;
// var deltaValue = slopeValue / ((slopeValueEntries.Count == 0) ? slopeValue : slopeValueEntries[0].Slope ) -1;
slopeValueEntries.Add(new SlopeValueEntry(slopeValue, deltaValue));
}
}
// slopeValueEntries.Add(new SlopeValueEntry(slopeValue, deltaValue));
// }
//}
private static NewtonMeter GetHighestTorque()
{
var value = double.MinValue;
//private static NewtonMeter GetHighestTorque()
//{
// var value = double.MinValue;
foreach (var entry in fullLoadCurveEntries)
{
var currentValue = entry.TorqueDrive.Value();
if (value < currentValue)
value = currentValue;
}
// foreach (var entry in fullLoadCurveEntries)
// {
// var currentValue = entry.TorqueDrive.Value();
// if (value < currentValue)
// value = currentValue;
// }
return value.SI<NewtonMeter>();
}
// return value.SI<NewtonMeter>();
//}
private static int FindRowOfRatedPoint()
{
for (int i = 0; i < slopeValueEntries.Count; i++)
{
var deltaValue = slopeValueEntries[i].Delta;
//private static int FindRowOfRatedPoint()
//{
// for (int i = 0; i < slopeValueEntries.Count; i++)
// {
// var deltaValue = slopeValueEntries[i].Delta;
if (Math.Abs(deltaValue) > 0.2)
return i;
}
// if (Math.Abs(deltaValue) > 0.2)
// return i;
// }
return -1;
}
// return -1;
//}
private static PerSecond GetNRatedAtIEPC(PerSecond n, double axleRatio, double gearRatio)
......
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