1. © Maplesoft, a division of Waterloo Maple Inc. 2010. Automotive ApplicationsAutomotive Applications Omer Yagel, VP Business Development, DigiSec omer@digisec-technology.com

2. © Maplesoft, a division of Waterloo Maple Inc. 2010. POWERTRAIN Automotive Applications

3. © Maplesoft, a division of Waterloo Maple Inc. 2010. Powertrain: Engine, Transmission, DrivetrainPowertrain: Engine, Transmission, Drivetrain

4. © Maplesoft, a division of Waterloo Maple Inc. 2010. Powertrain: Mean-value EnginePowertrain: Mean-value Engine Throttle Inlet Manifold Engine Power External Load (dyno) Speed, Torque Energy Consumption Standard Equations (Maple Custom Components) Standard Equations (Maple Custom Components) Controller

5. © Maplesoft, a division of Waterloo Maple Inc. 2010.

7. Engine Startup with BatteryEngine Startup with Battery Mechanical Load Alternator/Charge Control Starter Sequence Battery Heat Dissipation

8. © Maplesoft, a division of Waterloo Maple Inc. 2010. STEERING Automotive Applications

9. © Maplesoft, a division of Waterloo Maple Inc. 2010. Steering MechanismSteering Mechanism

10. © Maplesoft, a division of Waterloo Maple Inc. 2010. NVH: Power Steering with Electrical ServoNVH: Power Steering with Electrical Servo

11. © Maplesoft, a division of Waterloo Maple Inc. 2010. NVH: Steering Vibration AnalysisNVH: Steering Vibration Analysis

12. © Maplesoft, a division of Waterloo Maple Inc. 2010. ELECTRIC VEHICLESELECTRIC VEHICLES Automotive Applications

13. © Maplesoft, a division of Waterloo Maple Inc. 2010. Battery ModelBattery Model Thermal Efficiency (lookup) Energy Loss (thermal) Charge Saturation (lookup) State of Charge with low-charge voltage degradation (lookup)

14. © Maplesoft, a division of Waterloo Maple Inc. 2010. Simulation ResultsSimulation Results Battery Current Battery Voltage State of Charge Battery Temperature Mechanical Load: Speed Mechanical Load: Torque

15. © Maplesoft, a division of Waterloo Maple Inc. 2010. Battery Model (Version 2)Battery Model (Version 2)

16. © Maplesoft, a division of Waterloo Maple Inc. 2010. NSERC/Toyota/Maplesoft Industrial Research Chair in Mathematics-Based Modelling and Design 16 Battery-Electric VehicleBattery-Electric Vehicle MapleSim realization of battery electric vehicle Powered by a lead-acid-battery

17. © Maplesoft, a division of Waterloo Maple Inc. 2010. Electric circuit battery model 9 NSERC/Toyota/Maplesoft Industrial Research Chair in Mathematics-Based Modelling and Design Chen and Rincón-Mora batteryChen and Rincón-Mora battery

18. © Maplesoft, a division of Waterloo Maple Inc. 2010. Comparison with actual battery discharge 10 NSERC/Toyota/Maplesoft Industrial Research Chair in Mathematics-Based Modelling and Design Chen and Rincón-Mora batteryChen and Rincón-Mora battery

19. © Maplesoft, a division of Waterloo Maple Inc. 2010. Hybrid-Electric VehicleHybrid-Electric Vehicle

20. © Maplesoft, a division of Waterloo Maple Inc. 2010. Pressure Regulator Hydraulics: Pressure RegulatorHydraulics: Pressure Regulator

21. © Maplesoft, a division of Waterloo Maple Inc. 2010. VEHICLE DYNAMICSVEHICLE DYNAMICS Automotive Applications

22. © Maplesoft, a division of Waterloo Maple Inc. 2010.

23. Full-Chassis ModelFull-Chassis Model Tire Model Fiala Calspan Pacejka User-defined

24. © Maplesoft, a division of Waterloo Maple Inc. 2010. Rider Model with RestraintsRider Model with Restraints

25. © Maplesoft, a division of Waterloo Maple Inc. 2010.

26. HARDWARE-IN-THE-LOOP TESTINGHARDWARE-IN-THE-LOOP TESTING Automotive Applications

27. © Maplesoft, a division of Waterloo Maple Inc. 2010. Control systems design processControl systems design process Plant modeling Controller design HIL test Target Reduce plant modeling time from months to days Fastest plant models for HIL testing (10x)

28. © Maplesoft, a division of Waterloo Maple Inc. 2010. Simulation cycle time = 10ms SimMechanics  s) MapleSim  S-function  Simulink  s) Speed advantage Double Pendulum137149.9x Four Bar Linkage288704.1x Stewart Platform710749.6x Faster real-time simulationFaster real-time simulation Model optimization and simplification Unique multibody model formulation Optimized code generation More systems become feasible for RT simulation

29. © Maplesoft, a division of Waterloo Maple Inc. 2010. Real-Time Performance…Real-Time Performance… 63  s Cycle Time

30. © Maplesoft, a division of Waterloo Maple Inc. 2010. …with no loss of Fidelity…with no loss of Fidelity

31. © Maplesoft, a division of Waterloo Maple Inc. 2010. Host PC with… MapleSim Full-chassis model Connectivity Toolbox LabVIEW Simulation Module PXI Chassis LabVIEW/RT Controller Module Digital Out CAN bus Interface MotoTron Stability Controller Example: Stability Control Test SystemExample: Stability Control Test System Control Output Display

32. © Maplesoft, a division of Waterloo Maple Inc. 2010. Vehicle ModelVehicle Model Tire Model Fiala Calspan Pacejka User-defined

33. © Maplesoft, a division of Waterloo Maple Inc. 2010. Code Generation of Model for LabVIEW Vehicle Model loaded on to LabVIEW/Real-Time Controller loaded on to Prototype Controller LabVIEW Operator Interface Model Code Generation to LabVIEWModel Code Generation to LabVIEW Bicycle Model

34. © Maplesoft, a division of Waterloo Maple Inc. 2010. With Stability ControllerWithout Stability Controller

35. © Maplesoft, a division of Waterloo Maple Inc. 2010.