From 7de44bc92ca83160b3ef9dab6a503952924addf1 Mon Sep 17 00:00:00 2001
From: Markus Quaritsch <markus.quaritsch@tugraz.at>
Date: Tue, 20 Dec 2016 13:52:10 +0100
Subject: [PATCH] compute shift losses for measured speed mode with gear
---
.../Models/SimulationComponent/Impl/CycleGearbox.cs | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/VectoCore/VectoCore/Models/SimulationComponent/Impl/CycleGearbox.cs b/VectoCore/VectoCore/Models/SimulationComponent/Impl/CycleGearbox.cs
index 514a67e4cc..8f46996432 100644
--- a/VectoCore/VectoCore/Models/SimulationComponent/Impl/CycleGearbox.cs
+++ b/VectoCore/VectoCore/Models/SimulationComponent/Impl/CycleGearbox.cs
@@ -228,10 +228,13 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
return dryRunResponse;
}
- // this code has to be _after_ the check for a potential gear-shift!
- // (the above block issues dry-run requests and thus may update the CurrentState!)
CurrentState.TransmissionTorqueLoss = inTorque - (outTorque / effectiveRatio);
+ if (Gear != PreviousState.Gear &&
+ ConsiderShiftLosses(new GearInfo(Gear, torqueConverterLocked), outTorque)) {
+ CurrentState.PowershiftLosses = ComputeShiftLosses(dt, outTorque, outAngularVelocity);
+ }
+ inTorque += CurrentState.PowershiftLosses ?? 0.SI<NewtonMeter>();
CurrentState.SetState(inTorque, inAngularVelocity, outTorque, outAngularVelocity);
CurrentState.Gear = Gear;
// end critical section
@@ -339,6 +342,9 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
if (ModelData.Type.AutomaticTransmission()) {
container[ModalResultField.TC_Locked] = !CurrentState.TorqueConverterActive;
+ container[ModalResultField.P_gbx_shift_loss] = CurrentState.PowershiftLosses == null
+ ? 0.SI<Watt>()
+ : CurrentState.PowershiftLosses * avgInAngularSpeed;
}
// torque converter fields are written by TorqueConverter (if present), called from Vehicle container
}
@@ -382,6 +388,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
public class CycleGearboxState : GearboxState
{
public bool TorqueConverterActive;
+ public NewtonMeter PowershiftLosses { get; set; }
}
public class CycleShiftStrategy : IShiftStrategy
--
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