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Automotive Applications

Automotive Applications. Omer Yagel , VP Business Development, DigiSec omer@digisec-technology.com. Automotive Applications. Powertrain. Powertrain : Engine, Transmission, Drivetrain. Powertrain : Mean-value Engine. Inlet Manifold. Engine Power. External Load ( dyno ). Controller.

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Automotive Applications

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  1. Automotive Applications Omer Yagel, VP Business Development, DigiSec omer@digisec-technology.com

  2. Automotive Applications Powertrain

  3. Powertrain: Engine, Transmission, Drivetrain

  4. Powertrain: Mean-value Engine Inlet Manifold Engine Power External Load (dyno) Controller Throttle Speed, Torque Energy Consumption Standard Equations (Maple Custom Components)

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

  6. Automotive Applications Steering

  7. Steering Mechanism

  8. NVH: Power Steering with Electrical Servo

  9. NVH: Steering Vibration Analysis

  10. Automotive Applications Electric vehicles

  11. Battery Model Thermal Efficiency (lookup) Energy Loss (thermal) State of Charge with low-charge voltage degradation (lookup) Charge Saturation (lookup)

  12. Simulation Results Battery Current Battery Voltage State of Charge Battery Temperature Mechanical Load: Speed Mechanical Load: Torque

  13. Battery Model (Version 2)

  14. Battery-Electric Vehicle • MapleSim realization of battery electric vehicle • Powered by a lead-acid-battery NSERC/Toyota/Maplesoft Industrial Research Chair in Mathematics-Based Modelling and Design 16

  15. Chen and Rincón-Mora battery • Electric circuit battery model NSERC/Toyota/Maplesoft Industrial Research Chair in Mathematics-Based Modelling and Design 9

  16. Chen and Rincón-Mora battery • Comparison with actual battery discharge NSERC/Toyota/Maplesoft Industrial Research Chair in Mathematics-Based Modelling and Design 10

  17. Hybrid-Electric Vehicle

  18. Hydraulics: Pressure Regulator Pressure Regulator

  19. Automotive Applications Vehicle dynamics

  20. Full-Chassis Model • Tire Model • Fiala • Calspan • Pacejka • User-defined

  21. Rider Model with Restraints

  22. Automotive Applications Hardware-in-the-loop testing

  23. Control systems design process Plant modeling HIL test Controllerdesign Reduce plant modeling time from months to days Fastest plant models for HIL testing (10x) Target

  24. Faster real-time simulation • Model optimization and simplification • Unique multibody model formulation • Optimized code generation • More systems become feasible for RT simulation

  25. 63ms Cycle Time Real-Time Performance…

  26. …with no loss of Fidelity

  27. Example: Stability Control Test System • Host PC with… • MapleSim • Full-chassis model • Connectivity Toolbox • LabVIEW • Simulation Module Control Output Display • PXI Chassis • LabVIEW/RT Controller Module MotoTron Stability Controller Digital Out CAN bus Interface

  28. Vehicle Model • Tire Model • Fiala • Calspan • Pacejka • User-defined

  29. Model Code Generation to LabVIEW Code Generation of Model for LabVIEW Vehicle Model loaded on to LabVIEW/Real-Time Bicycle Model Controller loaded on to Prototype Controller LabVIEW Operator Interface

  30. Without Stability Controller With Stability Controller

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