From 65fbddee07a482d6433efbe1b46a0babe3f875fc Mon Sep 17 00:00:00 2001
From: Markus Quaritsch <markus.quaritsch@tugraz.at>
Date: Thu, 10 Jun 2021 09:49:04 +0200
Subject: [PATCH] update electric motor model (overload test point for overload
buffer calc)
---
.../InputData/FileIO/JSON/JSONElectricMotor.cs | 4 ++--
.../DataObjectAdapter/EngineeringDataAdapter.cs | 4 +++-
.../Data/ElectricMotor/ElectricMotorData.cs | 14 +++++++++++---
.../SimulationComponent/Impl/ElectricMotor.cs | 13 +++++++------
4 files changed, 23 insertions(+), 12 deletions(-)
diff --git a/VectoCore/VectoCore/InputData/FileIO/JSON/JSONElectricMotor.cs b/VectoCore/VectoCore/InputData/FileIO/JSON/JSONElectricMotor.cs
index 9c25c30414..276238786a 100644
--- a/VectoCore/VectoCore/InputData/FileIO/JSON/JSONElectricMotor.cs
+++ b/VectoCore/VectoCore/InputData/FileIO/JSON/JSONElectricMotor.cs
@@ -16,7 +16,7 @@ namespace TUGraz.VectoCore.InputData.FileIO.JSON {
}
public override PerSecond ContinuousTorqueSpeed {
- get { return Body.GetValueOrDefault<double>("ContinuousTorqueSpeed")?.RPMtoRad() ?? 0.RPMtoRad(); }
+ get { return Body.GetValueOrDefault<double>("ContinuousTorqueSpeed")?.RPMtoRad(); }
}
public override NewtonMeter OverloadTorque {
@@ -24,7 +24,7 @@ namespace TUGraz.VectoCore.InputData.FileIO.JSON {
}
public override PerSecond OverloadTestSpeed {
- get { return Body.GetValueOrDefault<double>("OverloadTorqueSpeed")?.RPMtoRad() ?? 0.RPMtoRad(); }
+ get { return Body.GetValueOrDefault<double>("OverloadTorqueSpeed")?.RPMtoRad(); }
}
}
diff --git a/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/EngineeringDataAdapter.cs b/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/EngineeringDataAdapter.cs
index 889b084edb..7ebb331a15 100644
--- a/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/EngineeringDataAdapter.cs
+++ b/VectoCore/VectoCore/InputData/Reader/DataObjectAdapter/EngineeringDataAdapter.cs
@@ -775,7 +775,9 @@ namespace TUGraz.VectoCore.InputData.Reader.DataObjectAdapter
EfficiencyMap = ElectricMotorMapReader.Create(motorData.EfficiencyMap, count),
Inertia = motorData.Inertia,
ContinuousTorque = motorData.ContinuousTorque * count,
- ContinuousPowerSpeed = motorData.ContinuousTorqueSpeed,
+ ContinuousTorqueSpeed = motorData.ContinuousTorqueSpeed,
+ OverloadTorque = motorData.OverloadTorque ?? 0.SI<NewtonMeter>() * count,
+ OverloadTestSpeed = motorData.OverloadTestSpeed ?? 0.RPMtoRad(),
OverloadTime = motorData.OverloadTime,
OverloadRegenerationFactor = motorData.OverloadRecoveryFactor,
RatioADC = ratio,
diff --git a/VectoCore/VectoCore/Models/SimulationComponent/Data/ElectricMotor/ElectricMotorData.cs b/VectoCore/VectoCore/Models/SimulationComponent/Data/ElectricMotor/ElectricMotorData.cs
index 1297712a0d..e22a0db1f5 100644
--- a/VectoCore/VectoCore/Models/SimulationComponent/Data/ElectricMotor/ElectricMotorData.cs
+++ b/VectoCore/VectoCore/Models/SimulationComponent/Data/ElectricMotor/ElectricMotorData.cs
@@ -23,11 +23,19 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Data
public NewtonMeter ContinuousTorque { get; internal set; }
[SIRange(0, double.MaxValue)]
- public Second OverloadTime { get; internal set; }
-
+ public PerSecond ContinuousTorqueSpeed { get; internal set; }
+
+
+ [SIRange(double.MinValue, double.MaxValue)]
+ public NewtonMeter OverloadTorque { get; set; }
+
[SIRange(0, double.MaxValue)]
- public PerSecond ContinuousPowerSpeed { get; internal set; }
+ public PerSecond OverloadTestSpeed { get; set; }
+
+ [SIRange(0, double.MaxValue)]
+ public Second OverloadTime { get; internal set; }
+
[SIRange(0, 1)]
public double OverloadRegenerationFactor { get; internal set; }
diff --git a/VectoCore/VectoCore/Models/SimulationComponent/Impl/ElectricMotor.cs b/VectoCore/VectoCore/Models/SimulationComponent/Impl/ElectricMotor.cs
index 2cc9a31e52..7e9ff4a809 100644
--- a/VectoCore/VectoCore/Models/SimulationComponent/Impl/ElectricMotor.cs
+++ b/VectoCore/VectoCore/Models/SimulationComponent/Impl/ElectricMotor.cs
@@ -54,13 +54,14 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
ContinuousTorque = ModelData.ContinuousTorque;
var contElPwr =
- ModelData.EfficiencyMap.LookupElectricPower(ModelData.ContinuousPowerSpeed, -ContinuousTorque).ElectricalPower ??
- ModelData.EfficiencyMap.LookupElectricPower(ModelData.ContinuousPowerSpeed, ModelData.FullLoadCurve.FullLoadDriveTorque(ModelData.ContinuousPowerSpeed), true).ElectricalPower;
- ContinuousPowerLoss = -contElPwr - ModelData.ContinuousTorque * ModelData.ContinuousPowerSpeed; // loss needs to be positive
- var maxTqDrive = ModelData.FullLoadCurve.FullLoadDriveTorque(ModelData.ContinuousPowerSpeed);
- var peakElPwr = ModelData.EfficiencyMap.LookupElectricPower(ModelData.ContinuousPowerSpeed, maxTqDrive, true)
+ ModelData.EfficiencyMap.LookupElectricPower(ModelData.ContinuousTorqueSpeed, -ContinuousTorque).ElectricalPower ??
+ ModelData.EfficiencyMap.LookupElectricPower(ModelData.ContinuousTorqueSpeed, ModelData.FullLoadCurve.FullLoadDriveTorque(ModelData.ContinuousTorqueSpeed), true).ElectricalPower;
+ ContinuousPowerLoss = -contElPwr - ContinuousTorque * ModelData.ContinuousTorqueSpeed; // loss needs to be positive
+
+ var peakElPwr = ModelData.EfficiencyMap.LookupElectricPower(ModelData.OverloadTestSpeed, -ModelData.OverloadTorque, true)
.ElectricalPower;
- var peakPwrLoss = -peakElPwr + ModelData.ContinuousPowerSpeed * maxTqDrive; // losses need to be positive
+ var peakPwrLoss = -peakElPwr + ModelData.OverloadTorque * ModelData.OverloadTestSpeed; // losses need to be positive
+
OverloadBuffer = (peakPwrLoss - ContinuousPowerLoss) * ModelData.OverloadTime;
if (OverloadBuffer.IsSmallerOrEqual(0) && !(container is SimplePowertrainContainer)) {
Log.Error("Overload buffer for thermal de-rating is negative! Please check electric motor data!");
--
GitLab