From 825f27bedf88d3c01bb15eecb40cbdee8a28a7ae Mon Sep 17 00:00:00 2001
From: Michael Krisper <michael.krisper@tugraz.at>
Date: Mon, 18 Jul 2016 17:05:31 +0200
Subject: [PATCH] added test for angular gear losses
---
.../Models/SimulationComponent/GearboxTest.cs | 63 +++++++++++++------
1 file changed, 44 insertions(+), 19 deletions(-)
diff --git a/VectoCore/VectoCoreTest/Models/SimulationComponent/GearboxTest.cs b/VectoCore/VectoCoreTest/Models/SimulationComponent/GearboxTest.cs
index 1d7d580504..8a0851f9cb 100644
--- a/VectoCore/VectoCoreTest/Models/SimulationComponent/GearboxTest.cs
+++ b/VectoCore/VectoCoreTest/Models/SimulationComponent/GearboxTest.cs
@@ -72,6 +72,8 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
public const string AxleGearValidRangeDataFile = @"TestData\Components\AxleGearValidRange.vgbx";
public const string AxleGearInvalidRangeDataFile = @"TestData\Components\AxleGearInvalidRange.vgbx";
+ public const string AngularGearLossMap = @"TestData\Components\AngleGear.vtlm";
+
private static GearboxData CreateGearboxData()
{
var ratios = new[] { 6.38, 4.63, 3.44, 2.59, 1.86, 1.35, 1, 0.76 };
@@ -98,8 +100,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
return ((60 * v) / (2 * r * Math.PI / 1000)).RPMtoRad();
}
- [Test,
- TestCase(520, 20.320, 279698.4, 9401.44062)]
+ [TestCase(520, 20.320, 279698.4, 9401.44062)]
public void AxleGearTest(double rdyn, double speed, double power, double expectedLoss)
{
var vehicle = new VehicleContainer(ExecutionMode.Engineering);
@@ -145,8 +146,39 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
Assert.AreEqual(1, errors.Count);
}
- [Test,
- TestCase(@"TestData\Components\24t Coach LessThanTwoGears.vgbx")]
+ [TestCase(520, 20.320, 279698.4, 9401.44062, 3.240355)]
+ public void AngularGear_Losses(double rdyn, double speed, double power, double expectedLoss, double ratio)
+ {
+ // convert to SI
+ var angSpeed = SpeedToAngularSpeed(speed, rdyn);
+ var PvD = power.SI<Watt>();
+ var torqueToWheels = PvD / angSpeed;
+ var loss = expectedLoss.SI<Watt>();
+
+ // setup components
+ var vehicle = new VehicleContainer(ExecutionMode.Engineering);
+ var angularGearData = new AngularGearData {
+ AngularGear = new TransmissionData {
+ LossMap = TransmissionLossMap.Create(VectoCSVFile.Read(AngularGearLossMap), ratio, "AngularGear"),
+ Ratio = ratio
+ }
+ };
+ var mockPort = new MockTnOutPort();
+ var angularGear = new AngularGear(vehicle, angularGearData);
+ angularGear.InPort().Connect(mockPort);
+
+ // issue request
+ angularGear.Request(0.SI<Second>(), 1.SI<Second>(), torqueToWheels, angSpeed);
+
+ // test
+ AssertHelper.AreRelativeEqual(angSpeed * angularGearData.AngularGear.Ratio, mockPort.AngularVelocity,
+ "AngularVelocity Engine Side");
+
+ AssertHelper.AreRelativeEqual((PvD + loss) / (angSpeed * angularGearData.AngularGear.Ratio), mockPort.Torque,
+ "Torque Engine Side");
+ }
+
+ [TestCase(@"TestData\Components\24t Coach LessThanTwoGears.vgbx")]
public void Gearbox_LessThanTwoGearsException(string wrongFile)
{
AssertHelper.Exception<VectoSimulationException>(
@@ -154,8 +186,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
"At least one Gear-Entry must be defined in Gearbox!");
}
- [Test,
- TestCase(GearboxDataFile, EngineDataFile, 6.38, 2300, 1600, 2356.2326),
+ [TestCase(GearboxDataFile, EngineDataFile, 6.38, 2300, 1600, 2356.2326),
TestCase(GearboxDataFile, EngineDataFile, 6.38, -1300, 1000, -1267.0686)]
public void Gearbox_LossMapInterpolation(string gbxFile, string engineFile, double ratio, double torque,
double inAngularSpeed, double expectedTorque)
@@ -188,8 +219,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
gearbox.CommitSimulationStep(modData);
}
- [Test,
- TestCase(GearboxDataFile, EngineDataFile, 6.38, 2600, 1600, 2658.10267),
+ [TestCase(GearboxDataFile, EngineDataFile, 6.38, 2600, 1600, 2658.10267),
TestCase(GearboxDataFile, EngineDataFile, 6.38, -2600, 1000, -2543.4076)]
public void Gearbox_LossMapExtrapolation_Declaration(string gbxFile, string engineFile, double ratio, double torque,
double inAngularSpeed, double expectedTorque)
@@ -222,8 +252,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
AssertHelper.Exception<VectoException>(() => { gearbox.CommitSimulationStep(modData); });
}
- [Test,
- TestCase(GearboxDataFile, EngineDataFile, 6.38, 2600, 1600, 2658.10267),
+ [TestCase(GearboxDataFile, EngineDataFile, 6.38, 2600, 1600, 2658.10267),
TestCase(GearboxDataFile, EngineDataFile, 6.38, -2600, 1000, -2543.4076)]
public void Gearbox_LossMapExtrapolation_Engineering(string gbxFile, string engineFile, double ratio, double torque,
double inAngularSpeed, double expectedTorque)
@@ -256,8 +285,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
gearbox.CommitSimulationStep(modData);
}
- [Test,
- TestCase(GearboxDataFile, EngineDataFile, 6.38, 2600, 1600, true, 2658.10267),
+ [TestCase(GearboxDataFile, EngineDataFile, 6.38, 2600, 1600, true, 2658.10267),
TestCase(GearboxDataFile, EngineDataFile, 6.38, -2500, 1000, false, -2443.5392),
TestCase(GearboxDataFile, EngineDataFile, 6.38, -1000, 1000, false, -972.95098)]
public void Gearbox_LossMapExtrapolation_DryRun(string gbxFile, string engineFile, double ratio, double torque,
@@ -306,7 +334,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
gearbox.Initialize(0.SI<NewtonMeter>(), 0.RPMtoRad());
- var ratio = 6.38;
+ const double ratio = 6.38;
var expected = new[] {
new { t = 2500, n = 900 },
@@ -335,8 +363,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
}
}
- [Test,
- TestCase(1, -1000, 600, 28.096, typeof(ResponseSuccess)),
+ [TestCase(1, -1000, 600, 28.096, typeof(ResponseSuccess)),
TestCase(2, -1000, 600, 28.096, typeof(ResponseSuccess)),
TestCase(7, -1000, 600, 13.096, typeof(ResponseSuccess)),
TestCase(7, 850, 600, 12.346, typeof(ResponseSuccess)),
@@ -394,8 +421,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
}
}
- [Test,
- TestCase(8, 7, 1500, 750, typeof(ResponseGearShift)),
+ [TestCase(8, 7, 1500, 750, typeof(ResponseGearShift)),
TestCase(7, 6, 1500, 750, typeof(ResponseGearShift)),
TestCase(6, 5, 1500, 750, typeof(ResponseGearShift)),
TestCase(5, 4, 1500, 750, typeof(ResponseGearShift)),
@@ -439,8 +465,7 @@ namespace TUGraz.VectoCore.Tests.Models.SimulationComponent
Assert.AreEqual((uint)newGear, container.Gear);
}
- [Test,
- TestCase(7, 8, 1000, 1400, typeof(ResponseGearShift)),
+ [TestCase(7, 8, 1000, 1400, typeof(ResponseGearShift)),
TestCase(6, 7, 1000, 1400, typeof(ResponseGearShift)),
TestCase(5, 6, 1000, 1400, typeof(ResponseGearShift)),
TestCase(4, 5, 1000, 1400, typeof(ResponseGearShift)),
--
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